Resideo T812C1000 Heat-Cool Thermostat 50°F to 90°F Snap 24V

The Resideo T812C1000 Thermostat is designed for simple control of residential or light commercial heating and cooling systems. Utilizing a snap-action, bimetallic switch that requires no leveling and it operates on a low voltage 24V power supply. This thermostat works by sensing temperature changes; the bimetallic strip bends, triggering a rapid switch action to turn the connected HVAC systems, such as furnaces and air conditioners, either on or off to maintain the desired 50°F to 90°F temperature range. A key benefit includes reliable, straightforward temperature management without complex programming.