Intraground N1 Series 1-Gang Tumbler Switch, Voltage Rating: 120 - 277 VAC, Amperage Rating: 20 AMP, Number Of Poles: 2, Enclosure: NEMA 3, 4X, 7CD, 12, Mounting: Surface Mount With 1/2 Or 3/4 IN Dead-End Hub, HP Rating: 1 HP At 120 VAC, 2 HP At 240 VAC, Material: 30 PCT Glass-Reinforced Thermoplastic Polyetherimide Body And Cover, Nylon 6/6 Handle, Height: 6.19 IN, Width: 4.5 IN, Depth: 5.63 IN, Standard: UL 894, 1203, E10523 UL Listed, Class I, Division 1 And 2, Groups C, D, For N1 Series Nonmetallic Tumbler Switches