The Whirlpool WPW10424991 Refrigerator Temperature Control Thermostat regulates internal cooling by monitoring temperature and controlling the compressor accordingly. When the refrigerator temperature rises above the selected setting, the thermostat activates the compressor to resume cooling. Once the desired temperature is reached, it signals the compressor to stop, preventing excess... https://www.partsmelange.ca/whirlpool-wpw10424991-temperature-control-thermostat-for-refrigerator