Description
This is a brand new OEM upgraded Furnace Heater Air Pressure Switch. It is a direct replacement for Resideo Honeywell. It replaces the part numbers listed below.
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.
Replaces Old Part #s:
FS411-48-71 FS6788-1621
Repair Difficulty Level:
Partial List of Units that Use This Item:
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