since Trane and American Standard share the same internal components

providing necessary airflow for both gas heating and DX cooling cycles

this OEM replacement part provides the exact dimensions—approximately 19

Constructed from high-grade aluminum with a durable steel hub

Durable Construction: Features a TEAO enclosure to protect internal windings from environmental debris and moisture

Heil Quaker ICP 1183386 Circuit Board 319847-401 since Trane and American StandardThe Heil Quaker ICP 1183386 Circuit Board is a critical OEM replacement furnace control board engineered for high performance thermal regulation in compatible Heil and Quaker heating systems. Built to handle the rigorous demands of residential HVAC applications, this integrated furnace controller functions as the primary diagnostic and operational hub, coordinating the blower motor, induced draft motor, and gas valve sequences. It is specifically