The Rankin Delux RD100-08 is a solid state thermostat designed for compatible commercial griddle equipment. It operates within a temperature range of 200°F to 400°F to help control griddle heating. The thermostat works with a temperature sensor that detects changes in the cooking plate and supports regulation of the heating system. This component is listed for the RD100 series griddles. https://partsfe.com/thermostat-solid-state-for-rankin-deluxe-part-rd100-08/1-RD100-08.html