{"product_id":"101573-01-lennox-surelight-24v-furnace-ignition-control-circuit-board","title":"101573-01 | Lennox SureLight 24V Furnace Ignition Control Circuit Board","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"137\" data-end=\"417\"\u003eThe Lennox 101573-01 SureLight Furnace Ignition Control Circuit Board is a 24V control module designed to manage ignition and heating sequence functions in gas furnaces. Identified by part number 101573-01, this board ensures reliable coordination between ignition components, safety circuits, and system controls. It serves as a direct replacement for compatible Lennox SureLight furnace systems.\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\u003eLennox\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHVAC Controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e101573-01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIgnition Control Boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFurnace Ignition Control Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIgnition System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSureLight Electronic Ignition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Phase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGas Furnace 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\u003eFurnace Panel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWired Terminal Connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOpen Control Board Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Environment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndoor HVAC Equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility Reference\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e33W10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.8 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 101573-01\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe 101573-01 is part of Lennox’s SureLight ignition control board series engineered for dependable gas furnace operation. This control board is designed to process low-voltage signals and manage ignition timing, flame sensing, and safety shutdown logic. Its construction supports stable performance under continuous heating cycles and varying environmental conditions. The board is intended for use in compatible Lennox HVAC systems where accurate ignition control and operational safety are essential.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSureLight Ignition Control: Manages electronic ignition sequencing for gas furnace operation.\u003c\/li\u003e\n\u003cli\u003e24V Control Circuit: Operates on standard low-voltage HVAC control power.\u003c\/li\u003e\n\u003cli\u003eDirect OEM Replacement: Designed to replace original Lennox ignition control boards without modification.\u003c\/li\u003e\n\u003cli\u003eIntegrated Safety Logic: Supports flame sensing and system shutdown protection.\u003c\/li\u003e\n\u003cli\u003ePrecise Heating Cycle Control: Coordinates ignition timing and system response for consistent operation.\u003c\/li\u003e\n\u003cli\u003eCompact Control Board Design: Fits standard furnace control mounting locations.\u003c\/li\u003e\n\u003cli\u003eDurable Electronic Construction: Built to withstand normal thermal and electrical stresses.\u003c\/li\u003e\n\u003cli\u003eSystem Compatibility: Intended for use in specific Lennox SureLight-equipped furnaces.\u003c\/li\u003e\n\u003cli\u003eWired Terminal Interface: Provides secure electrical connections to furnace components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 101573-01 delivers the reliability and precision required for gas furnace ignition control and system safety management.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":49105052139776,"sku":"101573-01","price":914.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/s-l1600_fb00fcc1-f518-485f-86a5-492c9c7b821d.webp?v=1785538893","url":"https:\/\/alotechparts.com\/products\/101573-01-lennox-surelight-24v-furnace-ignition-control-circuit-board","provider":"Alo Tech Solutions","version":"1.0","type":"link"}