Description
This is a BRAND NEW OEM Lennox/Armstrong/Ducane Gas Furnace Air Pressure Switch. The Part # is 93W94 (also 93W9401) & the Honeywell # is 9371DO-BS-0036. It is rated at 0.90" W/C PF. Switch has 2 hose ports and 2 wiring terminals.
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:
93W94 93W9401
Repair Difficulty Level:
Partial List of Units that Use This Item:
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