Description
The Robertshaw 4200‑503 is a high-capacity, industrial‑grade gas thermostat built for rigorous commercial heating and cooking environments. As part of the 4200 Series, this model is tailored for ovens, ranges, baking equipment, and other gas appliances needing precise temperature modulation from 300 °F to 650 °F.
Features:
- Heat resistant materials and rugged design
- The pilot and bypass keys are accessible and the pilot and keys are slotted for easy adjustment from the front of the control
- Provides temperature control on most gas appliance systems
- Allows for low temperature control
- Modulates the main gas supply and controls the bypass gas with a snap under the same thermostatic action
- Bulb and capillary assemblies supplied in copper, nickel plated copper or steel
- 4-Way mounting position
- RoHS Compliant











