IMAGE COMING SOON
OEM Guaranteed
Same-Day Ship
30-Day Returns
Secure Checkout
The genuine Goodman 0130F00038 Auxiliary Limit Switch (light blue) is a factory-original safety component for the Amana/Goodman AMVM970803BNAA gas furnace. This normally-closed thermal limit switch monitors internal temperatures and interrupts the burner circuit if the unit overheats, protecting the heat exchanger and preventing unsafe operation. A failing limit switch is a common cause of short-cycling, no-heat conditions, and lockout faults.
OEM vs. Generic: This is the factory-original part, calibrated to the exact trip temperature specified for your furnace. Generic aftermarket limit switches may carry a different temperature rating, which can cause nuisance trips or, worse, fail to protect the unit. For a safety-critical component, OEM is strongly recommended.
Install Difficulty: Easy (⭐⭐☆☆☆). Two-wire connection with a bracket mount. Always disconnect power at the breaker before servicing. If the original switch tripped, diagnose the root cause (airflow, dirty filter, blower fault) before returning the furnace to service.