Thermostats: Type - Bimetal Thermostat; Application - Heating only, Cooling only, or Ventalation System; Cover Finish - Aluminum, Natural; Poles - Single Pole; Voltage - 480VAC; Amps - 22A; Switch - Double throw; Scale - Fahrenheit or Celsius; Temperature Range - 36 deg. to 82 deg. F (2 deg. to 28 deg. C); Color - Natural; Display - Analog; Additional Information - Conduit Opening: 0.75 in. Hub, Electrical Ratings: 1/2 HP at 120 VAC, 1 HP at 250 VAC, Enclosure: Class I, Division 1 and 2, Groups C, D, Class II, Division 1, Groups E, F, G, Class II, Division 2, Groups F, G, Class III, Dimensions: 5.92 in.; Manufacturer Series - HRC