Thermostat -

A reactive device that simply tells you the current temperature.

A proactive device that regulates the temperature by making adjustments to heating or cooling inputs. thermostat

A thermostat is often the most overlooked piece of technology in a home, yet it is the primary bridge between your personal comfort and your energy expenses. At its core, a thermostat is a control component that senses the temperature of a physical system and performs actions so that the system's temperature is maintained near a desired setpoint. A reactive device that simply tells you the