The Attic Fan Thermostat 1A22-7 by Columbus Electric is a wall-mounted rectangular thermostat designed for use with Columbus Electric attic fans. It is powered by a corded electric source and features a 2-wire wire configuration. This non-programmable thermostat uses temperature sensor technology and operates on line voltage, making it ideal for controlling the temperature in your attic. Made in the United States, this thermostat is a reliable and efficient addition to your home improvement projects.