Electric Wall Ceiling Heater Thermostat 120/277V AC 1 3/8 in Overall Depth 2 1/2 in Overall Height 1 3/8 in Overall Width Number of Poles 1 120/277V AC Thermostat Control Voltage 25 A Contact Rating 22A @ 120 to 277V AC Housing Color Black Mounting Hardware Mounting Type Unit Mount Programming Capability Not Programmable SPST Mechanical Selector Dial UL Listed Maximum Operating Temperature 95 Degrees F