York S1-024-25808-702 Pressure Switch Standardized 3-Inch Insertion: Allows for

Standardized 3-Inch Insertion: Allows for rapid installation into existing mounting brackets with a secure 3-inch probe depth

ensuring the main burner orifices ignite reliably upon a call for heat

Integrating this 10 SCFM filter into your routine maintenance schedule prevents the premature wear of sensitive pneumatic valves and actuators by providing reliable air intake protection

The steel thermostat guard measures 6 inches in length

For contractors retrofitting older steam or hot water systems

York S1-024-25808-702 Pressure Switch Standardized 3-Inch Insertion: Allows forThe 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