Description
Amana-Goodman L150-40F Furnace High Limit Switch
The Amana-Goodman 10250804 is an OEM replacement L150-40F high limit switch engineered to protect your furnace or air handler from dangerous overheating conditions. When supply air temperatures rise beyond safe operating thresholds, this limit switch automatically interrupts the burner circuit, preventing heat exchanger damage, equipment failure, and potential fire hazards.
How It Works
The L150-40F designation defines the switch’s precise operating parameters. The switch opens — cutting power to the burner — when the sensed temperature reaches 150°F. It automatically resets and closes once the temperature drops back down by 40°F, restoring normal operation at approximately 110°F. This automatic reset behavior ensures reliable, repeatable protection without requiring manual intervention after a nuisance trip.
Key Specifications
- Part Number: 10250804
- Switch Type: L150-40F High Limit Switch
- Open (Trip) Temperature: 150°F
- Differential: 40°F
- Reset Temperature: Approximately 110°F
- Reset Type: Automatic
- OEM Replacement for Amana-Goodman furnaces and air handlers
Features & Benefits
- Direct OEM replacement ensures proper fit and reliable performance
- Protects heat exchanger from thermal stress and premature failure
- Automatic reset reduces service call frequency from nuisance trips
- Precise trip and reset temperatures maintain safe system operation
- Built to Amana-Goodman quality standards for long service life
Application
Designed as a factory-matched replacement for Amana-Goodman furnaces and heating systems, the 10250804 limit switch is the correct choice when servicing equipment that requires an L150-40F rated device. Always verify your model number and wiring configuration before installation.







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