Armstrong Furnace R46257-001 Defrost Board Els PW 17895 this nickel temperature sensor serves

this nickel temperature sensor serves as a reliable direct-replacement component for maintaining system setpoints and discharge water accuracy

as a purely analog pneumatic gauge

the tubing is not cracked

25 to 150 Amps

Code Compliance: UL listed with a CL2 rating for safe use in non-plenum power-limited applications

Armstrong Furnace R46257-001 Defrost Board Els PW 17895 this nickel temperature sensor servesThe Armstrong Furnace R46257 001 Defrost Board is a critical replacement control module engineered for heat pump systems requiring precise defrost cycle termination and initiation. This OEM control board manages the reversing valve and outdoor fan motor operations during low ambient conditions to prevent evaporator icing and maintain system COPs. Designed for seamless integration with Armstrong and Air Ease heat pumps, the R46257 001 features