The Whirlpool WP8577274 Dryer Thermistor is a sensor for dryers. It is located near the drum and serves as a thermometer by constantly measuring the drying temperature. The thermistor's resistance varies with temperature. This data is delivered to the dryer's control board, which adjusts the heating element to keep the appropriate drying temperature. A defective thermistor can cause c... https://www.hnkparts.com/wp8577274-whirlpool-thermistor-dryer