Description
This is a Brand New OEM Rheem/Ruud/Weather King/Corsaire 2 stage furnace air pressure switch. The low fire switch is rated at .40" w/c with 2 wiring terminals and one hose port and the high fire switch is rated at .80" w/c with 2 wiring terminals and one hose port.
Function:
An air switch is safety designed to ensure that your inducer motor is running at the proper RPM, and creating the proper vacuum for your furnace to flue safely.
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