Description
This is a Brand New Gas Furnace Air Pressure Switch. It is designed to replace old Trane/American Standard part #s listed below. The listing is for the switch only, you will need to mount it to your old mounting bracket It has two wiring terminals and two hose ports.
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:
SWT3221 SWT03221
Repair Difficulty Level:
Partial List of Units that Use This Item:
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