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Bimetal Snap Disc Thermostat Switches

Senasys manufactures a wide variety of bimetal, fixed temperature, snap disc thermostat switches. Available as a 3/4″ for a larger surface area giving you a more accurate response or 1/2″ surface area for those small spaces.

Quality-engineered thermal sensors specifically designed for a variety of major appliances, including clothes dryers, hot liquid and food-dispensing machines, room unit and space heaters, air conditioning systems, copy machines, engine heaters, and wood stoves.

Senasys bimetal snap disc thermostat switches are available in four different options: automatic reset, hermetically epoxy sealed, manual reset, or single shot.

If you do not know the switching temperature of your system, make sure you take a look at our digital switch. It has precise measurements with tight tolerances and differentials.

Automatic Reset Thermostat Switches

Automatic Reset Thermostat Switch

This type of control can be built to either open or close its electrical contacts as the temperature increases. Once the temperature of the bimetal disc has returned to the specified reset temperature, the contacts will automatically return to their original state.

Automatic Reset Thermostat Options

Epoxy Sealed Thermostat Switches

Epoxy Sealed Thermostat Switch

The epoxy sealed thermostat switch is designed for extended use in extreme environments. These automatic reset switches are built using our patented metal sleeve rivet construction and sealed to protect against salt spray, water, moisture and heat.

Epoxy Sealed Thermostat Options

Manual Reset Thermostat Switches

Manual Reset Thermostat Switch

This type of control is available only with electrical contacts that open as the temperature increases. The contacts may be reset by manually pushing on the reset button after the control has cooled below the open temperature calibration.

Manual Reset Thermostat Options

Single Shot Operation Thermostat Switches

Single Shot Operation Thermostat Switch

The single shot thermostats are specifically designed as high limit devices for applications where automatic reset thermostats are not desired. These reliable devices are especially well-suited for application in small and major appliances and industrial and high technology products. To insure that a safe combination of thermostat and application is achieved, the purchaser must determine product suitability for their individual requirements

Single Shot Thermostat Options


Shop Thermocouples and Thermal Paste

Temperature Switch Hardware & Accessories

Senasys also provides hardware and other accessories to help customers get the most from of their temperature switches.  We offer thermocouples which are intended to be placed in the application to see the actual temperatures your thermal switch will see. Thermal paste and mounting kits are available for easy installations.

Thermocouples and Thermal Paste