IMAGE COMING SOON
OEM Guaranteed
Same-Day Ship
30-Day Returns
Secure Checkout
The Goodman 10690402S is a genuine OEM blower-compartment interlock door switch designed as a direct-fit replacement for the Amana/Goodman AMSS920804CNAA gas furnace. This normally-open safety switch de-energizes the furnace whenever the blower access panel is removed, protecting service personnel and satisfying the unit's required safety interlock.
The OEM 10690402S matches the factory bracket location, plunger throw, and terminal spacing so the door engages the switch correctly. Generic interlocks are cheaper but often differ in actuation depth — a poor match can leave the furnace dead or unsafely bypass the interlock. For a safety device we recommend OEM.
Mounts with one or two screws and connects with spade terminals. Disconnect power first. Verify the door depresses the plunger fully on reassembly. A quick 10–15 minute job for most homeowners and techs.