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Line Voltage Thermostats

Tempro line voltage thermostats are designed to accurately regulate precise temperature in commercial, industrial & agricultural settings.


Variety of custom options available, such as, temperature ranges, sensing element lengths & private branding.


We take pride in quality control & reliable operation of our components. Every switch is individually tested before it leaves the factory.


Tempro Products meet NEMA, UL, cUL, & N.E.C. 457 Ag-Ratings.

stocked in the u.s.a.

Products are designed & shipped from our facilities in Eau Claire, WI to clients across the globe.

Talk to a product specialist today!

Industrial Thermostats

Tempro industrial line voltage thermostats are designed for reliable use in heating, ventilating, and refrigeration applications. A broad temperature range between -30° and +110°F allows for a wide range of heating and cooling applications.

Electronic Thermostat

The electronic temperature controller is very accurate and can be used to control heating and/or cooling equipment in agriculture, greenhouse or other HVAC applications. It has a NEMA 4X waterproof enclosure for harsh environments including Ag-Corrosive environments.

Ag-Rated Thermostats

The Ag-Rated Line Voltage Thermostat is designed to accurately regulate precise temperature in agricultural settings. Models are available for heating, cooling and ventilating.

Bi-Metal Thermostats

The Portable Bi-Metal Line Voltage Thermostat is designed to accurately regulate precise temperature in commercial, industrial, and agricultural settings.

Tempro Bimetal thermostats are line voltage, snap action devices that accurately control your temperature requirements.

Available to meet both ventilation or heating requirements, they are designed to operate in extreme conditions.

Immersion Controller

Tempro Immersion Controllers are devices made to regulate & limit temperature of liquids inside water heaters, boilers, and other applications in which temperature control is required.