ERP 4387490 Refrigerator Defrost Thermostat – Replacement for Whirlpool, Kenmore, Roper, and More
Product Overview
This Defrost Bimetal is a replacement part for select Kenmore, Whirlpool refrigerator models. This crucial component functions as a safety thermostat in the freezer's defrost system. It is designed to monitor and control the temperature of the evaporator coils during the defrost cycle, preventing them from overheating. By cutting off the defrost heater when the coils reach a certain temperature, the bimetal helps maintain optimal functioning and efficiency of the refrigerator’s defrost system.
- L58-14F. 5/16" side push on clip. 24" leads with stripped wire ends.
Replaces Part Numbers
This thermostat replaces part numbers WP4387490, 4387490, 2176941, 2183073, 586200, 9791823, SL7490, AP6009313, PS11742470.
It matches OEM design and fits a range of Whirlpool-built refrigerators.
Compatible Brands
Compatible with refrigerators by Whirlpool, Kenmore (Whirlpool-made), Roper, Estate, KitchenAid, and Crosley. Suitable for use in many side-by-side and top-freezer models.
Fixes the Following Issues
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Frost buildup in freezer compartment
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Refrigerator not defrosting
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Inconsistent temperature
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Blocked or restricted airflow due to ice
Why Buy from Parts-O-Matic
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Quality-tested aftermarket part at an affordable price
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Fast and free shipping across the U.S.
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Trusted by DIYers and appliance technicians
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Easy installation with reliable performance
