Front Cover, Switch Type 1-Pole and 2-Pole, Amps 20 A, Voltage 120/277V AC, Type of Operator Tumbler Switch, Material Malleable Iron, For Use With Contender Series Tumbler Switches, Legend Markings On/Off, Height 5.31 in, Width 3.72 in, Depth 1.6 in, Safety Rating UL 894, UL 1203, UL Listed for Class I, Division 1, Groups C, D; Class I, Division 2, Groups C, D; Class II, Division 1 and 2, Groups E, F, G; and Class III, Number of Gangs 1