York S1-025-41017-000 Expansion Valve Els PW 17895 California Proposition 65 Warning –

California Proposition 65 Warning – This product may contain materials known to the State of California to cause cancer or reproductive harm

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

The DCL model

Precise 1/4" NPT Fitting: Standardized threading ensures high-tolerance compatibility with Utica and Dunkirk boiler models

York S1-025-41017-000 Expansion Valve Els PW 17895 California Proposition 65 Warning –The 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