Home / Products / Temperature / Switches Products Calibration Services DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Pressure DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Air Quality DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Air Velocity DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Flow DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Level DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Temperature DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Test Equipment DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Valves DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Miscellaneous DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Hazardous Rated DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Digital Panel Mount Panel mount digital indicating sensors with an electrical contact output at a specific temperature. Most models contain a three digit, easy-to-read display is included on the controller. The programming of most models is performed through the front keypad. Ideal for refrigeration control. View More Mechanical RTD and Thermocouple input sensors with an electrical contact output at a specific temperature. Dwyer's mechanical switches are lightweight, durable, and small. Applications include mechanical process temperature monitoring, coal mines, HVAC controls, petrochemical plants, and oil rigs or refineries. View More Limit Limit Switches are sensors with an electrical limit control contact output at a specific temperature. Unit allows the user to easily select automatic or manual reset. Applications include gas fired heater limit control and burner control. View More