Selector Switch Operators, Non-Illuminated: Type - Selector Switch Operator; Size - 22.5 mm; NEMA - 1, 3, 3R, 3S, 4, 4X, 12, 13; Operating Cap - Knob; Color - Black; Bezel/Housing - Chrome; Positions - 2; Throw - Left-Right; Contact Mode - Maintained; Cam Code - D; Manufacturer Series - C-2000