Wiring Device-Kellems HBL® AC Toggle Switch, Extra Heavy Duty Standard, 120/277 VAC, 20 A, 5540 W, 2-Position, 1 Pole, Toggle, Threaded, Back/Side Wired Terminal, 50000 Cycles Operating Cycles, Nylon Toggle/Thermoset Body, Ivory, Environmental Conditions: -40 to 75 deg C Operating Temperature, 3.28 in H x 1.25 in W x 1 in D