Description
This is a brand new OEM upgraded Pressure Switch. It is a direct replacement for Honeywell. It has one hose port and two wiring terminals. It replaces the part numbers listed below.
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.
Replaces:
IS20137-3312
Repair Difficulty Level
Partial list of Model numbers that use this part:
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