The Prince Castle PC197-140 Thermostat Type K CAP 36" 285–538°F monitors and regulates temperature in compatible commercial cooking equipment to support accurate heat control. Using a 36-inch capillary tube and Type K sensing element, it detects temperature changes and cycles the heating circuit to maintain the selected operating range of 285°F to 538°F. Installed within the temperatu... https://partsfe.com/pc197-140-prince-castle-tstat-k