Heil Quaker ICP 1173425 Control Board 321894-706 Standard Compatibility: Specifically engineered as

Standard Compatibility: Specifically engineered as a KT-43-VZ element for seamless integration with Sporlan V-series thermostatic expansion valves

The 3/8-inch liquid and 7/8-inch suction ODS connections ensure a standard fit for most compatible Nordyne furnace and air handler models

and 8201-050BX

involuntary VSD shutdowns

leak-proof mechanical fit in the liquid line

Heil Quaker ICP 1173425 Control Board 321894-706 Standard Compatibility: Specifically engineered asThe Heil Quaker ICP 1173425 Defrost Control Board is a critical OEM replacement component designed to manage the defrost cycle for heat pump systems. This ICP defrost control board serves as the central logic unit, monitoring input from liquid line thermistors and coil sensors to prevent evaporator icing during low ambient heating operations. Engineered for high stress environments, this HVAC circuit board coordinates the reversing valve solenoid,