Precision Alignment: Supports central mounting to minimize mechanical wear and ensure smooth 90-degree rotation

adjusting throttling ranges on high-volume output thermostats

and rooftop units

this SPST (Single Pole

and ProTech equipment without the need for mounting modifications

York S1-024-35978-000 Pressure Switch Precision Alignment: Supports central mountingThe York S1 024 35978 000 Pressure Switch is a critical safety component designed for precise differential air pressure monitoring in York, Coleman, and Luxaire gas furnaces. Built to exact OEM specifications, this switch features a set point of . 67" WC (Water Column). As a Single Pole Normally Open (SPNO) device, the internal switch action is configured to close on fall, ensuring the combustion process only continues when the draft inducer motor