Wiring Device-Kellems Toggle Switch, 2-Position Standard, 120 to 277 VAC, 20 A, 5540 W Power, 2-Position Contact Configuration, 1 Pole, Toggle Actuator, Threaded Mounting, Back/Side Wire Terminal, 50000 cycles Operating Cycles, Nylon, Ivory, Environmental Conditions: -40 to 75 deg C, 4.18 x 1.49 x 1.83 in