Description
This is a brand new OEM upgraded Hanging Unit Heater Furnace Air Pressure Switch. It is a direct replacement for Tri-Delta. 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:
PPS10175-3044 FS4197-171

Repair Difficulty Level


Partial list of Model numbers that use this part:
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