Electric Wall Ceiling Heater Thermostat 120/277V AC 4 3/4 in Overall Depth 4 1/2 in Overall Height 3 in Overall Width Number of Poles 2 120/277V AC Thermostat Control Voltage 22 A Contact Rating 22A @ 120 to 277V AC Housing Color White Mounting Hardware Mounting Type Wall Mount Programming Capability Not Programmable DPST Mechanical Selector Dial UL Listed Maximum Operating Temperature 75 Degrees F