York S1-024-25808-702 Pressure Switch Key Benefits: Critical Safety Compliance:

Key Benefits: Critical Safety Compliance: Restores FVIR safety standards by detecting volatile gases to prevent accidental ignition

Simplified Installation: Features a 1/4 inch SAE female flare with a Schrader valve depressor for immediate attachment to standard service ports without refrigerant loss

While the temperature rating may match

Automatic Reset Logic: Restores furnace operation once temperatures stabilize

the Illinois 36859 seat provides a stable valve seat interface that reacts accurately to temperature fluctuations

York S1-024-25808-702 Pressure Switch Key Benefits: Critical Safety Compliance:The York S1 024 25808 702 Pressure Switch is a critical safety component designed for precise vent pressure monitoring in residential and commercial York HVAC systems. Engineered as a SPST (Single Pole Single Throw) normally open switch, this unit features a factory calibrated set point of 0. 60" WC. It serves as an essential watchdog for the combustion process, ensuring the draft inducer motor is moving sufficient air across the heat exchanger before