Home Depot
Unbranded 15 Amp/120-Volt AC Thermo Cube Thermostatically Controlled Double Outlet TC3
$15.69
The Thermo Cube is a unique, patented electrical device that plugs into a standard 15 amp electrical outlet and turns power on automatically according to outside air temperature, saving money by using power only when temperatures require heating or cooling. There are 5 models available with different temperature ranges to choose from. Each unit has 2 receptacles for use with more than 1 electrical device. Cold weather model TC-3 turns on at 35°F, off at 45°F and is ideal for home and farm applications such as pond de-icers, unheated rooms, pump houses, greenhouses, boats and RV's. 1-year limited warranty.