York S1-024-39717-000 Switch 322838-754 The integral vent limiting orifice

The integral vent limiting orifice eliminates the need for vent piping to the outdoors

reducing pumping costs and improving thermal efficiency

This OEM humidifier component features an integrated flow washer for precise water volume regulation and is equipped with a straight 3/8" compression fitting to ensure a leak-free connection to the supply header

it is the direct functional replacement

the P21410 ensures optimal airflow delivery across all system zones

York S1-024-39717-000 Switch 322838-754 The integral vent limiting orificeThe York S1 024 39717 000 Switch is a critical OEM replacement component engineered for factory precise monitoring of air pressure within high efficiency HVAC systems. This two stage pressure switch is calibrated to a 0. 45 in WC set point, specifically designed to interface with multi stage furnace induction systems. In a professional field application, this switch acts as a safety interlock, validating that the inducer motor is moving the required