The Source1 S1-THEM22P7S is a feature rich and simple to use commercial thermostat that comes at an affordable price. The extra large LCD display and the built in LCD backlight aids in readability in low light conditions. The S1-THEM22P7S is compatible with the optional lockring accessory to help prevent unauthorized tampering of thermostat settings while keeping the override and warmer/cooler buttons accessible.
The S1-TBEU22P7S thermostat offers a great feature set such as 7 day programming at an affordable price. Operating on 24V system power, the S1-TBEU22P7S is compatible with gas electric or heat pump equipment and is designed for residential new construction. The extra large LCD display and the built in LCD backlight aids in readability in low light conditions. Instructions for advanced operations are printed on the inside of the door for easy reference.