Whirlpool 4387490, 37TU31 31018, Defrost and 48 similar items

Prevent frost buildup and maintain proper cooling efficiency with the Whirlpool 4387490 Defrost Thermostat, also known by part number 37TU31 31018. This OEM thermostat is designed to regulate the defrost cycle by sensing evaporator temperature and activating the defrost heater when necessary. Ideal for Whirlpool refrigerators with automatic defrost systems, it ensures consistent operation and food preservation. Key Features OEM defrost thermostat for Whirlpool refrigerators Replaces part numbers: 4387490, 37TU31 31018 Controls the defrost heater based on evaporator temperature Helps maintain frost-free performance and energy efficiency Designed for long-lasting operation in cold environments Specifications Type: Defrost Thermostat Part Numbers: 4387490, 37TU31 31018 Voltage: 120 V (standard residential systems) Application: Controls defrost cycle by temperature sensing Function: Activates defrost heater to prevent frost buildup Compatible Models Works with a wide range of Whirlpool and affiliated refrigerators. Shortened list includes: ET14JKXAN10, CTB1822VRW00, ET14ZKXAN00, 5VET6WPKLQ01, ET14JMXDW00, ET8GTMXKT02, CTB1401VRW00, CR18PKXRS00, CT14SKXSQ00, ET14JMYAW10 (Always verify compatibility with your specific model before purchase.) Why Choose This Item If your refrigerator is icing up or not defrosting properly, the Whirlpool 4387490 defrost thermostat is a key component to check. This OEM-quality thermostat restores proper cycling of the defrost system, helping maintain consistent temperature and reducing energy use. It?s a reliable, cost-effective fix to keep your refrigerator running at peak performance,