{"product_id":"50a51-507-white-rodgers-2-stage-integrated-furnace-control-board-for-trane-hvac-systems","title":"50A51-507 | White-Rodgers 2-Stage Integrated Furnace Control Board for Trane HVAC Systems","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"18\" data-end=\"458\"\u003eThe White-Rodgers 50A51-507 Furnace Control Circuit Board is an OEM replacement controller designed for Trane integrated furnace systems. It manages two-stage heating operation and variable-speed blower control to maintain efficient furnace performance. The board coordinates system inputs and outputs to ensure stable operation of heating components and proper airflow management.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.9755%; height: 274.313px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003eWhite-Rodgers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003eHVAC Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003e50A51-507\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003eFurnace Control Boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003eIntegrated Furnace Control Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eOEM Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003eTrane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eHeating Stages\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003eTwo-stage furnace control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eBlower Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003eVariable-speed blower support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003e25 VAC \/ 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003e120 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003eResidential gas furnace systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eAssembly Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003ePrinted circuit board assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003eFurnace control compartment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\u003eIgnition sequencing and system control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.721%;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0871%;\"\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 50A51-507\u003c\/h4\u003e\n\u003cp\u003eThe 50A51-507 is an integrated furnace control board manufactured by White-Rodgers for use in compatible Trane heating systems. It serves as the central electronic control module responsible for managing ignition sequencing, blower operation, and system safety monitoring. Designed for two-stage furnace applications, the board supports variable-speed airflow control for improved heating efficiency and comfort. Built as an OEM replacement component, it is engineered to maintain proper system communication and control within Trane furnace equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTwo-Stage Furnace Control: Supports dual-stage heating operation for improved temperature regulation and energy efficiency.\u003c\/li\u003e\n\u003cli\u003eVariable-Speed Blower Management: Coordinates variable-speed fan operation for optimized airflow and comfort control.\u003c\/li\u003e\n\u003cli\u003eOEM Replacement Board: Designed as an original equipment replacement for compatible Trane furnace systems.\u003c\/li\u003e\n\u003cli\u003eIntegrated Furnace Control: Manages ignition sequence, safety circuits, and blower timing within the heating system.\u003c\/li\u003e\n\u003cli\u003e25 VAC Control Input: Operates with standard 25 VAC control voltage used in residential HVAC control circuits.\u003c\/li\u003e\n\u003cli\u003e120 VAC Output Control: Provides controlled 120 VAC outputs to operate furnace components and related devices.\u003c\/li\u003e\n\u003cli\u003eElectronic PCB Assembly: Built as a printed circuit board module for installation within furnace control compartments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 50A51-507 delivers the reliability and precision required for residential furnace control and heating system management.\u003c\/p\u003e","brand":"White-Rodgers","offers":[{"title":"Default Title","offer_id":49104806052096,"sku":"50A51-507","price":2112.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/s-l1200_139ff6f8-9ffb-4a7c-874c-c29cc1365c7d.png?v=1785533388","url":"https:\/\/alotechparts.com\/products\/50a51-507-white-rodgers-2-stage-integrated-furnace-control-board-for-trane-hvac-systems","provider":"Alo Tech Solutions","version":"1.0","type":"link"}