{"product_id":"71g3201-lennox-furnace-control-circuit-board-for-gas-heating-systems","title":"71G3201 | Lennox Furnace Control Circuit Board for Gas Heating Systems","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"137\" data-end=\"417\"\u003eThe LENNOX 71G3201 Control Circuit Board is a furnace control module designed to manage ignition, blower operation, and safety monitoring in gas heating systems. Identified by part number 71G3201, this board ensures coordinated control of critical furnace functions for stable and reliable operation. It is used as a direct replacement control solution in compatible Lennox furnace applications.\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\u003e71G3201\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\u003eModel Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTSC-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlternate Model Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLR13413C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntegrated Furnace Control\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\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VAC Control Circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIgnition Type Supported\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectronic Ignition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePanel \/ Furnace Cabinet 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 Connections to Sensors and Motors\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\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.6 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 71G3201\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe 71G3201 is part of Lennox’s integrated furnace control board lineup engineered for residential gas furnaces requiring precise electronic management. It features a compact control board assembly with integrated circuitry designed to interface directly with furnace sensors, ignition components, and motors. The board supports coordinated timing and safety logic to maintain proper heating cycles and system protection. It is intended for use in compatible Lennox furnace models where dependable control and accurate signal processing are required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIntegrated Furnace Control Logic: Manages ignition sequencing, blower timing, and safety shutdown functions.\u003c\/li\u003e\n\u003cli\u003eGas Furnace Compatibility: Designed for use in various Lennox gas furnace models requiring the TSC-2 platform.\u003c\/li\u003e\n\u003cli\u003eSafety Monitoring Functions: Interfaces with limit switches, flame sensors, and pressure switches for system protection.\u003c\/li\u003e\n\u003cli\u003eBlower Motor Control: Regulates blower operation to support proper airflow during heating cycles.\u003c\/li\u003e\n\u003cli\u003eIgnition Control Support: Coordinates with silicon nitride igniters for reliable burner ignition.\u003c\/li\u003e\n\u003cli\u003eCompact Control Board Design: Integrated circuitry and mounting layout allow direct installation in furnace cabinets.\u003c\/li\u003e\n\u003cli\u003eElectrical Interface Terminals: Provides clearly defined connection points for furnace wiring and sensors.\u003c\/li\u003e\n\u003cli\u003eOEM Replacement Form Factor: Matches original specifications for seamless replacement without modification.\u003c\/li\u003e\n\u003cli\u003eStable Signal Processing: Ensures accurate timing and control signals for consistent furnace performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 71G3201 delivers the reliability and precision required for residential gas furnace control and safety management.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":49105052631296,"sku":"71G3201","price":461.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/s-l1600_4a6cd2a6-4f17-4a23-a700-05028a3594f2.webp?v=1785538907","url":"https:\/\/alotechparts.com\/products\/71g3201-lennox-furnace-control-circuit-board-for-gas-heating-systems","provider":"Alo Tech Solutions","version":"1.0","type":"link"}