York S1-024-35903-000 Pressure Switch 320074-702 5 Amps and an ambient

5 Amps and an ambient temperature rating up to 175°F

This unit is housed in a robust NEMA 1 enclosure

This SPST pressure switch features open on pressure rise logic

making it the industry standard for suction line service

York S1-024-35903-000 Pressure Switch 320074-702 5 Amps and an ambientThe York S1 024 35903 000 is a high precision dual stage pressure switch engineered for modern high efficiency gas furnaces. This component is critical for monitoring the static pressure generated by the draft inducer blower, ensuring the combustion process only initiates under safe venting conditions. With factory calibrated set points of . 45" WC and . 85" WC, this switch provides granular feedback to the integrated furnace control board regarding