The S1-025-26387-017 is configured for specific York HVAC units

5 mm actuator size

For higher moisture protection

5 seconds) that protects the start winding and prevents the start capacitor from venting if the motor fails to turn over

Rheem-Ruud 42-101443-89 Pressure Switch Els PW 17895 The S1-025-26387-017 is configured forThe Rheem Ruud 42 101443 89 Pressure Switch is a critical OEM safety component calibrated at . 45" WC (Water Column) for precise combustion monitoring in high efficiency gas furnaces. As a veteran grade dual stage pressure switch, this part ensures the inducer motor maintains the required vacuum pressure before allowing the ignition sequence to proceed, preventing hazardous exhaust buildup. This specific furnace air pressure switch is the certified