{"product_id":"56l8401-white-rodgers-lennox-surelight-furnace-control-circuit-board-24v","title":"56L8401 | White-Rodgers Lennox SureLight Furnace Control Circuit Board 24V","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"137\" data-end=\"417\"\u003eThe White-Rodgers 56L8401 Furnace Control Circuit Board is an integrated ignition and control module designed for Lennox SureLight furnace systems. Operating on 24V control power, it manages ignition sequencing, safety monitoring, and furnace operation logic. The 56L8401 serves as a reliable replacement control board for restoring proper furnace functionality.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite-Rodgers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHVAC Control Boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e56L8401\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFurnace Control Boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBoard Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntegrated Furnace Control Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeating System Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGas Furnace\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIgnition Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntegrated Ignition Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Systems\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLennox SureLight Furnaces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Brands\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLennox, American Standard, Trane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eResidential HVAC Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal Furnace Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectronic Control Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDuty Cycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eContinuous Operation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eItem Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About\u003cspan data-sheets-root=\"1\"\u003e 56L8401\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe 56L8401 is a furnace control board commonly used in Lennox SureLight heating systems and compatible HVAC platforms. It is engineered to coordinate ignition control, flame sensing, and system safety responses within gas furnace applications. The board integrates seamlessly into compatible furnace models, supporting dependable heating operation and system protection. Its design focuses on stable performance and straightforward replacement in residential HVAC environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIntegrated Furnace Control Board: Combines ignition, safety, and operational control functions in one module.\u003c\/li\u003e\n\u003cli\u003eSureLight System Compatibility: Designed for use with Lennox SureLight furnace platforms.\u003c\/li\u003e\n\u003cli\u003e24V Control Operation: Matches standard low-voltage HVAC control circuit requirements.\u003c\/li\u003e\n\u003cli\u003eIntegrated Ignition Control: Manages ignition sequencing and flame sensing for gas furnaces.\u003c\/li\u003e\n\u003cli\u003ePlug-In Replacement Design: Enables quick and straightforward installation with minimal downtime.\u003c\/li\u003e\n\u003cli\u003eSystem Safety Monitoring: Supports furnace protection through controlled operation and fault response.\u003c\/li\u003e\n\u003cli\u003eBroad HVAC Compatibility: Suitable for select Lennox, American Standard, and Trane applications.\u003c\/li\u003e\n\u003cli\u003eDurable Control Construction: Built to withstand thermal and electrical stresses in furnace environments.\u003c\/li\u003e\n\u003cli\u003eService Replacement Board: Intended to restore original furnace control functionality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 56L8401 delivers the reliability and precision required for furnace ignition control and residential HVAC system operation.\u003c\/p\u003e","brand":"White-Rodgers","offers":[{"title":"Default Title","offer_id":49105046176000,"sku":"56L8401","price":414.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/s-l1600_6ac35315-d886-4217-a966-1bfe387999b7.webp?v=1785538773","url":"https:\/\/alotechparts.com\/products\/56l8401-white-rodgers-lennox-surelight-furnace-control-circuit-board-24v","provider":"Alo Tech Solutions","version":"1.0","type":"link"}