Official Whirlpool Freezer Thermostats

Bimetal Defrost Thermostat

$42.45

Fix Number: FIX11742474
Manufacturer Part Number: WP4387503

This clip-on thermostat will sense the temperature increase in the evaporator during the defrost cycle and will cycle the defrost heater off after the ice or frost is melted.

Fixes these symptoms

Freezer not defrosting
Freezer section too warm
Freezer too cold
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BIMETL-DEF

$63.91

Fix Number: FIX11742473
Manufacturer Part Number: WP4387501

Temperature Control Thermostat

$152.88

Fix Number: FIX11742204
Manufacturer Part Number: WP4-35940-001

This part maintains the proper temperature. When the refrigerator reaches the desired temperature, this part interrupts the flow of electricity to the compressor which stops the cooling process.