Heil Quaker ICP 1178358 Control Board 321894-706 Broad Voltage Tolerance: Rated for

Broad Voltage Tolerance: Rated for 460V-380V systems at 60/50Hz

and is not rated for lead-free potable water systems

This OEM replacement motor ensures the air handler maintains the necessary CFM across the evaporator coil

the TRR0665 (often superseded by TRR00665) features a robust core construction that resists voltage drift and overheating during extended duty cycles

reducing installation labor and preventing bypass leaks

Heil Quaker ICP 1178358 Control Board 321894-706 Broad Voltage Tolerance: Rated forThe Heil Quaker ICP 1178358 Control Board is a critical replacement component designed for high performance management of heating, cooling, and ventilation cycles in residential and commercial HVAC applications. As a primary central processing unit, this integrated furnace control board (IFC) regulates the 115V and 24V signal distribution to the blower motor, ignitor, and gas valve, ensuring timing accuracy and consistent system operation. Built with