and pitch to the manufacturer's original specs

using genuine Parker parts ensures the stack-up heights and seal tolerances meet original factory specifications for reliable modulation and pump-down cycles

ensuring the inducer motor is generating sufficient draft before allowing the ignition sequence to proceed

75A to 50A trip point to match specific equipment draw

York S1-024-25006-701 Pressure Switch Els PW 17895 and pitch to the manufacturer'sThe York S1 024 25006 701 Pressure Switch is a mission critical safety component engineered for precise draft verification in gas fired furnaces. This OEM York replacement part is factory calibrated to a set point of 1. 50" WC (Water Column), ensuring the ignition sequence only proceeds when the inducer motor creates sufficient negative pressure. Featuring a standard 1 4" barbed connection for a secure vacuum seal and a Single Pole Single Throw (SPST)