The KEA035954 K-Type Thermostat helps maintain consistent operating temperatures by regulating the heating cycle according to the selected setting. Designed for commercial kitchen equipment, this thermostat uses a temperature-sensitive bulb and capillary system to detect temperature changes and control the connected heating circuit. The 5/16" x 5-7/8" bulb works with the capillary ass... http://partsfe.ca/kea035954-keating-thermostat/2-KEA035954.html