Key Benefits Precise Thermal Response: Fixed 135°F setpoint ensures the blower activates only when the heat exchanger is sufficiently primed

Equipped with a three-wire design (typically two green

Designed for contractors requiring reliable York furnace limit switch solutions

a restricted thermostat wire

Emerson Alco 054905 Expansion Valve Els PW 17895 Key Benefits Precise Thermal Response:For service technicians requiring a reliable metering solution, the Emerson Alco 054905 Expansion Valve (Model HF 1 FC) delivers precise refrigerant control for medium temperature applications. This thermostatic expansion valve (TXV) is specifically engineered with a balanced port design to maintain consistent superheat even during varying head pressures, making it an ideal choice for R134a refrigeration systems, as well as legacy R12 and R401A