Goodman Defrost Sensor 0130M00723

Goodman 0130M00723 Defrost Thermostat Sensor Replacement

Ensure your heat pump operates at peak efficiency during freezing conditions with the Goodman 0130M00723 Defrost Thermostat Sensor. This genuine OEM-specification bimetal switch is a critical component designed to monitor outdoor coil temperatures and signal the control board to initiate the defrost cycle.

Product Overview

The 0130M00723 is a temperature-sensitive snap-action switch that acts as a primary trigger for the defrost system. When the outdoor coil reaches a specific freezing point, the internal bimetal disc closes the circuit, allowing the defrost timer to begin its countdown. Once the ice is cleared and the coil warms, the sensor opens to terminate the cycle and return the unit to heating mode.

Compatibility and Cross-Reference

This defrost sensor is a factory-authorized replacement for specific Goodman, Amana, and Janitrol high-efficiency heat pump models.

• Direct Replacement for: 0130M00723S.
• Commonly Found In: GSZ14, GSZ16, ASZ14, and ASZ16 series outdoor units.
• System Type: Optimized for R-410A residential heat pump systems.

Symptoms of a Failing Defrost Sensor

A faulty 0130M00723 can cause the outdoor unit to malfunction in cold weather:

• Frozen Outdoor Coil: If the sensor fails to "close," the unit will not enter defrost mode, leading to a solid build-up of ice that blocks airflow.
• Incomplete Defrost: If the sensor opens too early, the defrost cycle will terminate before all ice is melted from the coil surface.
• Loss of Heating Capacity: An iced-up coil cannot absorb heat from the outdoor air, forcing the system to rely on expensive auxiliary electric heat.
• Loud Hissing or Steam: If the sensor fails to "open" at the correct temperature, the unit may stay in defrost mode for the maximum allotted time (usually 10 minutes), causing unnecessary stress on the compressor.

Troubleshooting with a Multimeter

To verify the functionality of the 0130M00723, use a multimeter set to the Ohms ($Omega$) setting:

• Cold Test: If the sensor is attached to a frozen coil (below 34°F), the meter should show continuity (near 0 $Omega$).
• Warm Test: If the sensor is at room temperature (above 60°F), the meter should show an open circuit (Infinite $Omega$ / OL).
• If the sensor shows "Open" while covered in ice, the internal switch is defective and requires immediate replacement.

Shipping Information

• Continental US: Free shipping is available for all orders within the lower 48 states.
• Fast Processing: We specialize in rapid fulfillment to help you restore your heat pump's functionality during cooling emergencies. If you order Monday to Friday, between 8 am- 4:30 pm, and it's in-stock. It will ship the same day.
• OEM Guarantee: We stock only genuine, high-quality components to ensure your equipment operates according to manufacturer specifications.

Order your genuine Goodman 0130M00723 today from Shorty’s HVAC Supplies and keep your heat pump running efficiently during the hot weather.