The Duke 349950 Thermostat helps maintain consistent cooking temperatures for reliable equipment operation. The thermostat is a temperature-control component designed with a 3/16" x 11-7/8" nickel bulb in an S-type configuration. It works by sensing the temperature inside the equipment through the bulb and adjusting the control circuit to maintain the selected temperature range. This ... https://partsfe.ca/thermostats-316-x-11-78-48-for-duke-part-349950