Line Volt Mechanical Tstat, Thermostat Switch Type SPDT, Switch Action Open/Close on Rise, Number of Switches 2, Thermostat Control Range 40 Degrees to 90 Degrees F, Differential (Deg. F) .7, Thermostat Heating/Cooling Heating/Cooling, Fan Switching Hi-Med-Low, System Switching Heat-Cool-Off, Sensor Type Bi-Metal, 5, 3, 3, Color Brown, Enclosure Type NEMA 1, Voltage 24 to 277V AC, 15 A, 3 A, 36 A, 18 A, Number of Stages 1