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Helpful Information


Tempro Attends AHR HVAC Expo 2022 in Las Vegas, Nevada

If you’re in the HVAC industry, the AHR HVAC Expo is the place to be to learn about the variety of companies and products available. This year Tempro took their products, hopped on a plane, and flew over to Las Vegas for the AHR 2022 Expo. We set up our […]

Tempro Thermostat Guard Comparison

Tempro Thermostats Guards are designed to protect your thermostat from tampering hands. Manufactured with the highest quality materials and production standards to ensure rugged dependability and attractive appearance. Available in a variety of materials for different industrial, office, and hospitality environments.                    […]

What is NEMA

Determine Which NEMA Rating Your Line Voltage Thermostat Should Have

In order to determine which NEMA rating your line voltage thermostat should have and where you can mount it, you must first understand its’ NEMA rating, and the differences between ratings.  In this post, we will explain the differences between these ratings. By following our steps, you can ensure you […]

Temperature Differential

Temperature Differential of Line Voltage Thermostats

As you are choosing the best product for your application, you will notice that we talk a lot about temperature differential, or hysteresis, with our line voltage thermostats. So, what is it? When a switch changes states from Open to Closed. The difference between those two points is the differential, […]


Wiring a Line Voltage Tstat

The Tempro line voltage tstat is designed for reliable use in heating, ventilating and refrigeration applications. The thermostat has three contact points. Most of our thermostats are wired for heating, unless specified otherwise. When you open the thermostat you should see a white wire that is at blue dot and […]

Piggyback Plug in thermostat controller power cord

Piggyback Plug In Thermostat Controller Explained

Several of our single stage thermostat controllers are available with what we like to call a piggyback plug. It’s similar to a piggyback ride, but they are not the same. 😉 A piggyback plug is a 6 foot grounded plug-in power cord. Purchasing a piggyback plug in thermostat controller makes […]

Line Voltage Thermostats

Low Voltage vs. Line Voltage Thermostat

Both low voltage and line voltage thermostat are used for controlling heating/cooling systems. Although line voltage thermostats are commonly used for radiant, convection or resistance heaters that are powered by electricity whereas low voltage thermostats are commonly used with central heating systems.  A line voltage thermostat uses direct current, 120 […]

Thermostat Protector Cross Reference

As an easy guide for you we have created this simple cross reference guide to help you find the thermostat protector you need. If you have one of the part numbers listed below, simply match it to our part number. Give us a call for for more information or visit our online […]