Amana-Goodman 10030912 Defrost Sensor

The Amana-Goodman 10030912 Defrost Sensor is a critical OEM replacement part designed to maintain the thermal integrity of heating and cooling systems. Specifically engineered as an L55-25F bimetal thermostat, this sensor monitors the temperature of the evaporator coil to prevent excessive frost buildup that can lead to inefficient operation or compressor failure. By accurately sensing thermal thresholds, it initiates and terminates the defrost cycle, ensuring optimal heat transfer and protecting the system from high-heat damage. This genuine manufacturer direct component is essential for technicians performing maintenance on Goodman, Amana, and Janitrol heat pumps. Its robust construction provides reliable temperature sensing in demanding refrigeration environments, directly impacting overall system longevity and energy efficiency. Using original Goodman HVAC parts like the 10030912 ensures seamless compatibility with existing wire harnesses and control boards, reducing labor time and callbacks for professional contractors.

• Precise Thermal Control: Features an L55-25F rating to accurately cycle the defrost heater or heat pump reverse valve.
• Evaporator Protection: Automatically shuts off the heater if temperatures reach levels that could damage the evaporator fins or surrounding components.
• OEM Compatibility: Designed specifically for Amana, Goodman, and Janitrol models, ensuring correct fitment and electrical specifications.
• System Efficiency: Minimizes frost accumulation to maintain high-performance heat exchange and reduce electrical consumption.

Is the 10030912 compatible with all Goodman heat pumps?
While this is a common Amana-Goodman defrost sensor, compatibility depends on the specific model and series of the indoor or outdoor unit. Always verify the part number against the manufacturer’s technical data sheet.

What are the symptoms of a failing bimetal defrost sensor?
Technicians typically look for heavy frost or ice buildup on the coils, or a system that stays in defrost mode too long. Testing the sensor for continuity at specific temperature points is the standard diagnostic procedure.

Can I use a generic sensor instead of the OEM 10030912?
Using a genuine OEM replacement part ensures the sensor trips at the exact 55°F/25°F thresholds required by the control board logic, preventing timing errors or potential equipment damage.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.