Description
This is a brand new OEM upgraded Furnace Air Pressure Switch. It is a direct replacement for 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:
48851289 1133D2/A
Repair Difficulty Level:
Partial List of Units that Use This Item:
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