IMAGE COMING SOON
OEM Guaranteed
Same-Day Ship
30-Day Returns
Secure Checkout
The genuine Goodman 0130F00038 auxiliary limit switch (identified by its light blue body) is a factory safety cutout for the Amana/Goodman AMH80804BNBD furnace and related 80% AFUE models. This rollout/auxiliary limit opens the control circuit if it detects abnormal heat — typically from restricted airflow or a blower fault — shutting down the burners to prevent overheating. A tripped or failed switch will keep the furnace from firing or cause repeated safety lockouts.
The OEM switch carries the exact trip temperature and reset behavior Goodman engineered for this cabinet — critical, because the color/temperature codes are not interchangeable. A Generic equivalent may cost less but you must verify the trip point matches; installing the wrong rating compromises safety. For a limit switch, OEM is strongly recommended.
Easy (1/5). Disconnect power, unplug the two spade terminals, remove the mounting screws, and install the replacement. About 10 minutes with a nut driver. Always confirm the underlying airflow problem is resolved.