{"title":"Neptronic Circuit Boards \u0026 Displays","description":"\u003cp\u003eGenuine OEM Neptronic humidifier circuit boards, control boards and display modules. Genuine OEM Neptronic parts ship direct from Neptronic or from our warehouse. Send us the humidifier model and serial number and we will confirm the right part before you order.\u003c\/p\u003e","products":[{"product_id":"nw-sk300led-assy-neptronic-led-panel-display","title":"NW SK300LED-ASSY - Neptronic LED panel display","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003ePart # NW SK300LED-ASSY - Neptronic LED panel display\u003c\/p\u003e\n\u003cp\u003eFast Free Shipping Nationwide\u003c\/p\u003e\n\u003cp\u003eNeptronic OEM Part - Fits SK Series Units\u003c\/p\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":44437277507803,"sku":"NW SK300LED-ASSY","price":394.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NWSK300LED-ASSY-NeptronicLEDpaneldisplay.png?v=1742426979"},{"product_id":"nw-sk300displ-ass-neptronic-alphanumeric-display-lcd","title":"NW SK300DISPL-ASS - Neptronic Alphanumeric display (LCD)","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003ePart # NW SK300DISPL-ASS - Neptronic Alphanumeric display (LCD)\u003c\/p\u003e\n\u003cp\u003eFast Free Shipping Nationwide\u003c\/p\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":44437329445083,"sku":"NW SK300DISPL-ASS","price":478.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NWSK300DISPL-ASSNeptronicControlBoard.png?v=1742426897"},{"product_id":"nw-sk300main-test-neptronic-main-printed-circuit-board-controller","title":"NWSK300MAIN-TEST - Neptronic Main Printed Circuit Board Controller","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003ePart # NWSK300MAIN-TEST -\u003c\/p\u003e\n\u003cp\u003eNeptronic Main Control Board\u003c\/p\u003e\n\u003cp\u003ePrinted Circuit Board Controller\u003c\/p\u003e\n\u003cp\u003eSK302 to SK360\u003c\/p\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":44591771156699,"sku":"NWSK300MAIN-TEST","price":1097.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/SK300MainControlBoard.jpg?v=1742427075"},{"product_id":"nwsk300modulss-neptronic-modulating-printed-circuit-board","title":"NWSK300MODULSS - Neptronic Modulating Printed Circuit Board","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003eIs your Neptronic controller showing errors or not responding to inputs? This Neptronic printed circuit board provides precise control for humidifiers, dampers, or modulating valve applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNEPTRONIC SPECIFICATIONS:\u003c\/strong\u003e Part #NWSK300MODULSS. OEM quality control board engineered for Neptronic actuators and control products.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAPPLICATIONS:\u003c\/strong\u003e Compatible with SK-series controllers and modulating products. Controls 0-10V or 4-20mA outputs for proportional valve or damper positioning.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eINSTALLATION:\u003c\/strong\u003e Follow Neptronic wiring diagrams specific to your application. Verify proper voltage supply and signal connections.\u003c\/p\u003e\n\n\u003cp\u003e✓ Genuine Neptronic OEM part\u003cbr\u003e\n✓ Manufacturer warranty\u003cbr\u003e\n✓ Free shipping nationwide\u003cbr\u003e\n✓ Technical support: parts@rapidhvacparts.com\u003c\/p\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":44696422252763,"sku":"NWSK300MODULSS","price":354.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NWSK300MODULSS.png?v=1742426898"},{"product_id":"nwske4mainss-neptronic-pc-board-for-humidifier-control-board","title":"NWSKE4MAINSS - Neptronic PC Board for Humidifier - Control Board","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003eNWSKE4MAINSS - Neptronic PC Board for Humidifier - Control Board\u003c\/p\u003e\n\u003cp\u003eFree Shipping Nationwide\u003c\/p\u003e\n\u003cp\u003eSerial # of unit REQUIRED for programming prior to shipment\u003c\/p\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":45001605284059,"sku":"NWSKE4MAINSS","price":2816.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_540x_720x_b84a989d-01bc-4837-b206-fe7cad3055d3.png?v=1742426866"},{"product_id":"nwescjdisplaysm-esc-board-display-assembly","title":"NWESCJDISPLAYSM - ESC Board Display Assembly","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003ePart # NWESCJDISPLAYSM - OEM ESC Board Display Assembly\u003c\/p\u003e\n\u003cp\u003eFree Ground Shipping \u003c\/p\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":46573335675099,"sku":"NWESCJDISPLAYSM","price":125.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"swsk300display-neptronic-sk300-display-assembly-for-sk300-series","title":"SWSK300DISPLAY – Neptronic SK300 Display Assembly for SK300 Series","description":"\u003cp\u003e\u003cstrong\u003eSWSK300DISPLAY\u003c\/strong\u003e is a genuine Neptronic SK300 Display Assembly used on Neptronic SK300 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSWSK300DISPLAY\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SWSK300DISPLAY, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50529858846939,"sku":"SWSK300DISPLAY","price":386.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_976c90d2-8ec5-4733-9de4-4f3e9866c995.png?v=1790623660"},{"product_id":"spg6005-4fp-neptronic-skg4-front-pcb-box-for-skg4-series","title":"SPG6005-4FP – Neptronic SKG4 Front PCB Box for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSPG6005-4FP\u003c\/strong\u003e is a genuine Neptronic SKG4 Front PCB Box used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSPG6005-4FP\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SPG6005-4FP, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531119431899,"sku":"SPG6005-4FP","price":322.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"spg6005-5fp-neptronic-skg4-front-pcb-box-for-slave-module-for-skg4-series","title":"SPG6005-5FP – Neptronic SKG4 Front PCB Box For Slave Module for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSPG6005-5FP\u003c\/strong\u003e is a genuine Neptronic SKG4 Front PCB Box For Slave Module used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSPG6005-5FP\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SPG6005-5FP, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531119464667,"sku":"SPG6005-5FP","price":142.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"sp5740-neptronic-wire-assembly-bacnet-for-water-lev-sens","title":"SP5740 – Neptronic Wire Assembly BACNET For Water Lev Sens","description":"\u003cp\u003e\u003cstrong\u003eSP5740\u003c\/strong\u003e is a genuine Neptronic Wire Assembly BACNET For Water Lev Sens. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSP5740\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SP5740, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531185918171,"sku":"SP5740","price":115.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/SP5740_835.jpg?v=1790687983"},{"product_id":"sp5740a-neptronic-wire-assembly-for-bacnet-water-lev-sens","title":"SP5740A – Neptronic Wire Assembly For BACNET Water Lev Sens","description":"\u003cp\u003e\u003cstrong\u003eSP5740A\u003c\/strong\u003e is a genuine Neptronic Wire Assembly For BACNET Water Lev Sens. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSP5740A\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SP5740A, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531185983707,"sku":"SP5740A","price":115.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/SP5740A_836.jpg?v=1790687983"},{"product_id":"sp5740b-neptronic-wire-bacnet-skxl-water-level-sensor","title":"SP5740B – Neptronic Wire BACNET SKXL Water Level Sensor","description":"\u003cp\u003e\u003cstrong\u003eSP5740B\u003c\/strong\u003e is a genuine Neptronic Wire BACNET SKXL Water Level Sensor. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSP5740B\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SP5740B, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531186049243,"sku":"SP5740B","price":115.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"sph4005-26-neptronic-i-o-module","title":"SPH4005-26 – Neptronic I\/o Module","description":"\u003cp\u003e\u003cstrong\u003eSPH4005-26\u003c\/strong\u003e is a genuine Neptronic I\/o Module. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSPH4005-26\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SPH4005-26, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531189129435,"sku":"SPH4005-26","price":695.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/SPH4005-26_1388.jpg?v=1790690824"},{"product_id":"sp4178-neptronic-pc-board-protector-sk300-rev-d-for-sk300-series","title":"SP4178 – Neptronic Pc Board Protector SK300 Rev D for SK300 Series","description":"\u003cp\u003e\u003cstrong\u003eSP4178\u003c\/strong\u003e is a genuine Neptronic Pc Board Protector SK300 Rev D used on Neptronic SK300 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSP4178\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SP4178, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531199025371,"sku":"SP4178","price":122.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/SP4178_699.jpg?v=1790687960"},{"product_id":"spg1002-6-neptronic-skg-pcb-box-assembly-for-skg4-series","title":"SPG1002-6 – Neptronic SKG PCB Box Assembly for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSPG1002-6\u003c\/strong\u003e is a genuine Neptronic SKG PCB Box Assembly used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSPG1002-6\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SPG1002-6, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531220390107,"sku":"SPG1002-6","price":240.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"spg2001-neptronic-burner-module","title":"SPG2001 – Neptronic Burner Module","description":"\u003cp\u003e\u003cstrong\u003eSPG2001\u003c\/strong\u003e is a genuine Neptronic Burner Module. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSPG2001\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SPG2001, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531222421723,"sku":"SPG2001","price":1748.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/SPG2001_917.jpg?v=1790690750"},{"product_id":"swskh4displayb-neptronic-skh4-display-b-assembly-with-label-for-skh4-series","title":"SWSKH4DISPLAYB – Neptronic SKH4 Display B Assembly With Label for SKH4 Series","description":"\u003cp\u003e\u003cstrong\u003eSWSKH4DISPLAYB\u003c\/strong\u003e is a genuine Neptronic SKH4 Display B Assembly With Label used on Neptronic SKH4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSWSKH4DISPLAYB\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SWSKH4DISPLAYB, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531232612571,"sku":"SWSKH4DISPLAYB","price":622.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskebmain-test-neptronic-humidifier-circuit-board","title":"NWSKEBMAIN-TEST – Neptronic Humidifier Circuit Board","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKEBMAIN-TEST\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKEBMAIN-TEST\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKEBMAIN-TEST, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531233071323,"sku":"NWSKEBMAIN-TEST","price":799.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskejsmain-test-neptronic-humidifier-circuit-board","title":"NWSKEJSMAIN-TEST – Neptronic Humidifier Circuit Board","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKEJSMAIN-TEST\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKEJSMAIN-TEST\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKEJSMAIN-TEST, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531233104091,"sku":"NWSKEJSMAIN-TEST","price":827.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskemain-test-neptronic-humidifier-circuit-board","title":"NWSKEMAIN-TEST – Neptronic Humidifier Circuit Board","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKEMAIN-TEST\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKEMAIN-TEST\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKEMAIN-TEST, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531233136859,"sku":"NWSKEMAIN-TEST","price":827.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskexl-test-neptronic-humidifier-circuit-board","title":"NWSKEXL-TEST – Neptronic Humidifier Circuit Board","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKEXL-TEST\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKEXL-TEST\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKEXL-TEST, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531233169627,"sku":"NWSKEXL-TEST","price":973.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskg-w-slavess-neptronic-gas-humidifier-circuit-board-for-skg4-series","title":"NWSKG-W-SLAVESS – Neptronic Gas Humidifier Circuit Board for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKG-W-SLAVESS\u003c\/strong\u003e is a genuine Neptronic Gas Humidifier Circuit Board used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKG-W-SLAVESS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKG-W-SLAVESS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531233202395,"sku":"NWSKG-W-SLAVESS","price":538.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskg3main-retss-neptronic-gas-humidifier-circuit-board-for-skg4-series","title":"NWSKG3MAIN-RETSS – Neptronic Gas Humidifier Circuit Board for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKG3MAIN-RETSS\u003c\/strong\u003e is a genuine Neptronic Gas Humidifier Circuit Board used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKG3MAIN-RETSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKG3MAIN-RETSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531233235163,"sku":"NWSKG3MAIN-RETSS","price":1117.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskg4mainss-neptronic-gas-humidifier-circuit-board-for-skg4-series","title":"NWSKG4MAINSS – Neptronic Gas Humidifier Circuit Board for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKG4MAINSS\u003c\/strong\u003e is a genuine Neptronic Gas Humidifier Circuit Board used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKG4MAINSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKG4MAINSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531233366235,"sku":"NWSKG4MAINSS","price":973.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NWSKG4MAINSS_1448.jpg?v=1790687891"},{"product_id":"nwskg4mainwss-neptronic-gas-humidifier-circuit-board-for-skg4-series","title":"NWSKG4MAINWSS – Neptronic Gas Humidifier Circuit Board for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKG4MAINWSS\u003c\/strong\u003e is a genuine Neptronic Gas Humidifier Circuit Board used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKG4MAINWSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKG4MAINWSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531236184283,"sku":"NWSKG4MAINWSS","price":973.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskg4slavess-neptronic-gas-humidifier-circuit-board-for-skg4-series","title":"NWSKG4SLAVESS – Neptronic Gas Humidifier Circuit Board for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKG4SLAVESS\u003c\/strong\u003e is a genuine Neptronic Gas Humidifier Circuit Board used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKG4SLAVESS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKG4SLAVESS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531236217051,"sku":"NWSKG4SLAVESS","price":603.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NWSKG4SLAVESS_1447.jpg?v=1790687892"},{"product_id":"nwskg4slavewss-neptronic-gas-humidifier-circuit-board-for-skg4-series","title":"NWSKG4SLAVEWSS – Neptronic Gas Humidifier Circuit Board for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKG4SLAVEWSS\u003c\/strong\u003e is a genuine Neptronic Gas Humidifier Circuit Board used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKG4SLAVEWSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKG4SLAVEWSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531236282587,"sku":"NWSKG4SLAVEWSS","price":603.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskgazbacnetss-neptronic-gas-humidifier-circuit-board-for-skg4-series","title":"NWSKGAZBACNETSS – Neptronic Gas Humidifier Circuit Board for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKGAZBACNETSS\u003c\/strong\u003e is a genuine Neptronic Gas Humidifier Circuit Board used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKGAZBACNETSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKGAZBACNETSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531236315355,"sku":"NWSKGAZBACNETSS","price":367.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskgazconnectss-neptronic-gas-humidifier-circuit-board-for-skg4-series","title":"NWSKGAZCONNECTSS – Neptronic Gas Humidifier Circuit Board for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKGAZCONNECTSS\u003c\/strong\u003e is a genuine Neptronic Gas Humidifier Circuit Board used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKGAZCONNECTSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKGAZCONNECTSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531236348123,"sku":"NWSKGAZCONNECTSS","price":278.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskgazmainss-neptronic-gas-humidifier-circuit-board-for-skg4-series","title":"NWSKGAZMAINSS – Neptronic Gas Humidifier Circuit Board for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKGAZMAINSS\u003c\/strong\u003e is a genuine Neptronic Gas Humidifier Circuit Board used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKGAZMAINSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKGAZMAINSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531236380891,"sku":"NWSKGAZMAINSS","price":717.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskgazslavess-neptronic-gas-humidifier-circuit-board-for-skg4-series","title":"NWSKGAZSLAVESS – Neptronic Gas Humidifier Circuit Board for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKGAZSLAVESS\u003c\/strong\u003e is a genuine Neptronic Gas Humidifier Circuit Board used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKGAZSLAVESS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKGAZSLAVESS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531236446427,"sku":"NWSKGAZSLAVESS","price":472.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskgazslavewss-neptronic-gas-humidifier-circuit-board-for-skg4-series","title":"NWSKGAZSLAVEWSS – Neptronic Gas Humidifier Circuit Board for SKG4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKGAZSLAVEWSS\u003c\/strong\u003e is a genuine Neptronic Gas Humidifier Circuit Board used on Neptronic SKG4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKGAZSLAVEWSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKGAZSLAVEWSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531236479195,"sku":"NWSKGAZSLAVEWSS","price":472.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"swskrpcb-partkit-neptronic-skr-pcb-parts-replacement-kit-for-skr-series","title":"SWSKRPCB-PARTKIT – Neptronic SKR PCB Parts Replacement Kit for SKR Series","description":"\u003cp\u003e\u003cstrong\u003eSWSKRPCB-PARTKIT\u003c\/strong\u003e is a genuine Neptronic SKR PCB Parts Replacement Kit used on Neptronic SKR Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSWSKRPCB-PARTKIT\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SWSKRPCB-PARTKIT, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531240837339,"sku":"SWSKRPCB-PARTKIT","price":200.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"swsks4display-as-neptronic-sks4-display-assembly-with-label-for-sks4-series","title":"SWSKS4DISPLAY-AS – Neptronic SKS4 Display Assembly With Label for SKS4 Series","description":"\u003cp\u003e\u003cstrong\u003eSWSKS4DISPLAY-AS\u003c\/strong\u003e is a genuine Neptronic SKS4 Display Assembly With Label used on Neptronic SKS4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSWSKS4DISPLAY-AS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SWSKS4DISPLAY-AS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531241558235,"sku":"SWSKS4DISPLAY-AS","price":622.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"swsks4displayb-neptronic-sks4-display-b-assembly-with-label-for-sks4-series","title":"SWSKS4DISPLAYB – Neptronic SKS4 Display B Assembly With Label for SKS4 Series","description":"\u003cp\u003e\u003cstrong\u003eSWSKS4DISPLAYB\u003c\/strong\u003e is a genuine Neptronic SKS4 Display B Assembly With Label used on Neptronic SKS4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSWSKS4DISPLAYB\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SWSKS4DISPLAYB, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531241623771,"sku":"SWSKS4DISPLAYB","price":622.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskh-ezccss-neptronic-humidifier-circuit-board-for-skh4-series","title":"NWSKH-EZCCSS – Neptronic Humidifier Circuit Board for SKH4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKH-EZCCSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKH4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKH-EZCCSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKH-EZCCSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531244507355,"sku":"NWSKH-EZCCSS","price":464.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskh-masterss-neptronic-humidifier-circuit-board-for-skh4-series","title":"NWSKH-MASTERSS – Neptronic Humidifier Circuit Board for SKH4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKH-MASTERSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKH4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKH-MASTERSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKH-MASTERSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531244605659,"sku":"NWSKH-MASTERSS","price":645.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskh-slave-assy-neptronic-humidifier-circuit-board-for-skh4-series","title":"NWSKH-SLAVE-ASSY – Neptronic Humidifier Circuit Board for SKH4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKH-SLAVE-ASSY\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKH4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKH-SLAVE-ASSY\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKH-SLAVE-ASSY, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531244703963,"sku":"NWSKH-SLAVE-ASSY","price":444.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskh4mainss-neptronic-humidifier-circuit-board-for-skh4-series","title":"NWSKH4MAINSS – Neptronic Humidifier Circuit Board for SKH4 Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKH4MAINSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKH4 Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKH4MAINSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKH4MAINSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531244835035,"sku":"NWSKH4MAINSS","price":1803.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NWSKH4MAINSS_1340.jpg?v=1790687892"},{"product_id":"nwskr120-m-nss-neptronic-humidifier-circuit-board-for-skr-series","title":"NWSKR120-M-NSS – Neptronic Humidifier Circuit Board for SKR Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKR120-M-NSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKR Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKR120-M-NSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKR120-M-NSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531244966107,"sku":"NWSKR120-M-NSS","price":940.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskr120main-nss-neptronic-humidifier-circuit-board-for-skr-series","title":"NWSKR120MAIN-NSS – Neptronic Humidifier Circuit Board for SKR Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKR120MAIN-NSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKR Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKR120MAIN-NSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKR120MAIN-NSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531245785307,"sku":"NWSKR120MAIN-NSS","price":743.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskr120mainss-neptronic-humidifier-circuit-board-for-skr-series","title":"NWSKR120MAINSS – Neptronic Humidifier Circuit Board for SKR Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKR120MAINSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKR Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKR120MAINSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKR120MAINSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531245916379,"sku":"NWSKR120MAINSS","price":743.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskr208-m-nss-neptronic-humidifier-circuit-board-for-skr-series","title":"NWSKR208-M-NSS – Neptronic Humidifier Circuit Board for SKR Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKR208-M-NSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKR Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKR208-M-NSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKR208-M-NSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531246047451,"sku":"NWSKR208-M-NSS","price":940.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"swskvfdisplay-as-neptronic-skvf-display-assembly-with-label-for-skvf-series","title":"SWSKVFDISPLAY-AS – Neptronic SKVF Display Assembly With Label for SKVF Series","description":"\u003cp\u003e\u003cstrong\u003eSWSKVFDISPLAY-AS\u003c\/strong\u003e is a genuine Neptronic SKVF Display Assembly With Label used on Neptronic SKVF Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSWSKVFDISPLAY-AS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SWSKVFDISPLAY-AS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531260268763,"sku":"SWSKVFDISPLAY-AS","price":622.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/SWSKVFDISPLAY-AS_1326.jpg?v=1790690917"},{"product_id":"swskvfdisplayb-neptronic-skvf-display-b-assembly-with-label-for-skvf-series","title":"SWSKVFDISPLAYB – Neptronic SKVF Display B Assembly With Label for SKVF Series","description":"\u003cp\u003e\u003cstrong\u003eSWSKVFDISPLAYB\u003c\/strong\u003e is a genuine Neptronic SKVF Display B Assembly With Label used on Neptronic SKVF Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eSWSKVFDISPLAYB\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number SWSKVFDISPLAYB, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531262955739,"sku":"SWSKVFDISPLAYB","price":622.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskr208main-nss-neptronic-humidifier-circuit-board-for-skr-series","title":"NWSKR208MAIN-NSS – Neptronic Humidifier Circuit Board for SKR Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKR208MAIN-NSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKR Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKR208MAIN-NSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKR208MAIN-NSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531263807707,"sku":"NWSKR208MAIN-NSS","price":743.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskr208mainss-neptronic-humidifier-circuit-board-for-skr-series","title":"NWSKR208MAINSS – Neptronic Humidifier Circuit Board for SKR Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKR208MAINSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKR Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKR208MAINSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKR208MAINSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531263840475,"sku":"NWSKR208MAINSS","price":743.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskr240-m-nss-neptronic-humidifier-circuit-board-for-skr-series","title":"NWSKR240-M-NSS – Neptronic Humidifier Circuit Board for SKR Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKR240-M-NSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKR Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKR240-M-NSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKR240-M-NSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531263873243,"sku":"NWSKR240-M-NSS","price":940.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskr240main-nss-neptronic-humidifier-circuit-board-for-skr-series","title":"NWSKR240MAIN-NSS – Neptronic Humidifier Circuit Board for SKR Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKR240MAIN-NSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKR Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKR240MAIN-NSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKR240MAIN-NSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531263938779,"sku":"NWSKR240MAIN-NSS","price":743.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"},{"product_id":"nwskr240mainss-neptronic-humidifier-circuit-board-for-skr-series","title":"NWSKR240MAINSS – Neptronic Humidifier Circuit Board for SKR Series","description":"\u003cp\u003e\u003cstrong\u003eSerial number required:\u003c\/strong\u003e Neptronic programs this control board for your specific humidifier. Enter the serial number from the humidifier nameplate when you order; we cannot place the order with Neptronic without it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNWSKR240MAINSS\u003c\/strong\u003e is a genuine Neptronic Humidifier Circuit Board used on Neptronic SKR Series humidifiers. The control board and display run the humidifier's fill, drain and heating sequence, read the water level and safety inputs, and show status and alarm codes.\u003c\/p\u003e\u003ch3\u003eCommon signs it needs replacing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBlank, frozen or garbled display\u003c\/li\u003e\n\u003cli\u003eHumidifier will not start or ignores demand signals\u003c\/li\u003e\n\u003cli\u003eAlarms that clear and return with no fault found\u003c\/li\u003e\n\u003cli\u003eVisible burn marks or damaged components on the board\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNote your firmware version and any BACnet or communication options before ordering; boards for W (outside display) and standard units differ.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eNeptronic uses different control boards and displays across capacities and voltages, so match the part number on your existing part or in your unit's parts list to \u003cstrong\u003eNWSKR240MAINSS\u003c\/strong\u003e. If the label is gone, send us the model and serial number from the humidifier nameplate and we will confirm fit.\u003c\/p\u003e\u003ch3\u003eWhy buy from RapidHVACParts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Neptronic OEM\u003c\/strong\u003e – factory part number NWSKR240MAINSS, supplied through ETS, a Neptronic parts and equipment distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal lead times on the page\u003c\/strong\u003e – parts we stock ship from our warehouse; everything else ships direct from Neptronic, with the current factory lead time shown above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelp from people who work on these systems\u003c\/strong\u003e – send us your model and serial number and we will confirm the right part before you order.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Neptronic","offers":[{"title":"Default Title","offer_id":50531264037083,"sku":"NWSKR240MAINSS","price":743.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3951\/7147\/files\/NeptronicHumidifier-Parts-InStock_45438c85-4296-4bd5-9b76-514bbee1b0bc.png?v=1770390252"}],"url":"https:\/\/www.rapidhvacparts.com\/collections\/neptronic-circuit-boards-displays.oembed?page=5","provider":"RapidHVACParts","version":"1.0","type":"link"}