York S1-025-41017-000 Expansion Valve Els PW 17895 this sensor monitors the burner

this sensor monitors the burner and sends the microamp (µA) signal back to the integrated control board to verify ignition

repeated activation usually indicates restricted airflow

Common Questions: Which models are compatible with this shroud

Crafted to meet precise OEM standards

Smith 100277936 is a standard diagnostic step

York S1-025-41017-000 Expansion Valve Els PW 17895 this sensor monitors the burnerThe York S1 025 41017 000 is an OEM grade refrigerant metering device designed specifically for evaporator coils in legacy R22 HVAC systems. As a critical Thermostatic Expansion Valve (TXV), it maintains precise superheat by regulating the flow of liquid refrigerant into the evaporator, preventing compressor slugging while maximizing cooling capacity. This valve features standard 3 8" ODF inlet and 3 8" ODF outlet sweat connections, allowing for a