60021 High Limit Sensor Roll Out Switch with Manual Reset 140 C MHU and HSU Units

The 60021 High Limit switch is a 140 Degree Celsius Roll Out high limit switch with a manual reset that fits Mr. Heater and Heatstar MHU and HSU compact overhead furnaces

Service Note:

The manual reset for the 60021 may fail after several high-limit activations and should be replaced as needed.