This model includes integrated mounting feet for rapid

the A28AA-20 is the designated replacement

and Heil gas furnaces

providing a seamless 1-inch nominal connection point for distributing fluid or refrigerant flow

providing the necessary rotolock x ODF connections for high-pressure suction and discharge lines

Trane KIT9370 Retrofit Kit R-410A This model includes integrated mountingThe Trane KIT9370 is a comprehensive furnace control board retrofit kit engineered to replace obsolete White Rodgers integrated furnace controls. This OEM spec kit serves as the direct replacement for 50A51 506 and 50A51 507 ignition modules found in many residential and light commercial Trane and American Standard furnaces. By upgrading to the Trane KIT9370 Retrofit Kit, technicians transition from older Silicon Carbide (SiC) ignition systems to high