{"product_id":"446-120","title":"446-120","description":"The American Standard and Trane Upgrade Control Board is a sophisticated ignition modulating circuit board designed to serve as the primary logic center for high-efficiency gas furnaces. This essential HVAC replacement part manages the critical sequence of operation, including the ignition process, gas valve modulation, and blower motor timing. If your heating system is experiencing frequent lockouts, failure to ignite, or inconsistent airflow, this upgraded control module provides the precise electronic regulation needed to restore reliable performance. Engineered for enhanced durability and system communication, it ensures your furnace operates at peak efficiency while monitoring safety limits and diagnostic codes for easier troubleshooting.\u003cbr\u003e\nType: Ignition Modulating Control Board\u003cbr\u003e\nSize: Standard\u003cbr\u003e\nApplication: Direct replacement control board for modulating gas furnaces and residential central heating systems. Ideal for repairing HVAC units with ignition failure, fan relay issues, or modulating gas valve errors.\u003cbr\u003e\nSpecifications: Modulating ignition control, variable speed blower support, microprocessor-based logic, and integrated diagnostic LED status indicators.","brand":"BCFurnace","offers":[{"title":"AMERICAN STANDARD \/ TRANE UPGRADE CONTROL BOARD \/ 446-120","offer_id":47251932414237,"sku":null,"price":1392.87,"currency_code":"CAD","in_stock":true},{"title":"AMERICAN STANDARD \/ TRANE UPGRADE CONTROL BOARD \/ 50V54-507","offer_id":47251933069597,"sku":null,"price":1392.87,"currency_code":"CAD","in_stock":true},{"title":"AMERICAN STANDARD \/ TRANE UPGRADE CONTROL BOARD \/ 50V54-571","offer_id":47251933102365,"sku":null,"price":1392.87,"currency_code":"CAD","in_stock":true},{"title":"AMERICAN STANDARD \/ TRANE UPGRADE CONTROL BOARD \/ 50V54-820","offer_id":47251932447005,"sku":null,"price":1392.87,"currency_code":"CAD","in_stock":true},{"title":"AMERICAN STANDARD \/ TRANE 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