A refrigerator thermostat assembly regulates the internal temperature by sensing the fridge and freezer environment and controlling the compressor and fans, ensuring consistent cooling and energy-efficient operation throughout the appliance.
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Home & Kitchen Refrigerator Thermostat Parts
The refrigerator thermostat parts are crucial for monitoring and regulating internal temperatures, ensuring food remains fresh while preventing overcooling or freezing. Along with the refrigerator thermostat assembly, which combines the sensor, knob, and switch, are other related components such as the defrost thermostat, temperature control thermostat, and bimetal thermostat.
Different thermostats and sensors are designed for specific functions inside the appliance. The refrigerator service thermistor provides precise temperature readings to the control board, ensuring accurate system adjustments. The refrigerator freezer thermostat specifically regulates freezing conditions, keeping ice solid and frozen foods properly preserved. A faulty thermostat or thermistor can lead to symptoms such as food spoilage, ice buildup, or excessive power consumption. Together, these components support food preservation, extend appliance efficiency, and provide consistent cooling performance across both refrigerators and freezers.
At HnKParts, customers can find a complete range of thermostat solutions, including adjustable refrigerator thermostat assemblies with 1–7 cooling level settings, defrost thermostats rated for 120V–240V systems, and thermistors with resistance values ranging from 5kΩ to 10kΩ for accurate readings. We stock parts from trusted manufacturers like Whirlpool, Samsung, LG, GE, Frigidaire, Bosch and Electrolux.
FAQs
When should I replace thermostat parts?
Refrigerator thermostat parts should be replaced if the fridge shows inconsistent temperatures, fails to maintain settings, or causes the compressor to run continuously.
Why is my refrigerator not cooling properly?
Faulty refrigerator thermostat parts or a thermistor can cause inconsistent temperatures and uneven cooling.
How do I test if the thermostat assembly is working?
Use a multimeter to check continuity; if the refrigerator thermostat assembly fails to respond, it may need replacement.
Can a faulty thermistor affect cooling?
Yes, a defective refrigerator service thermistor can send incorrect readings to the control board, leading to poor or uneven cooling.
Is it possible to replace a thermostat assembly myself?
Yes, a refrigerator thermostat assembly can typically be replaced with basic tools, following manufacturer instructions carefully.
How do I know if the freezer thermostat needs replacement?
If the refrigerator freezer thermostat fails to maintain set temperatures, causes frequent defrost cycles, or shows visible damage, it should be replaced.






