Manual Motor Starter Horsepower @ Single Phase - 120V AC 1 hp Horsepower @ Single Phase - 240V AC 1 hp Maximum Voltage Rating 277V AC Number of Poles 1 Operator Toggle Switch Phase Single Hazardous Location Specification Class I Div 1 and 2 Group B C D Class II Div 1 and 2 Group E F G Series Class SMF NEMA Enclosure Rating 3R 7 9 Overload Protection Type Thermal Overall Depth 4.38 in Overall Height 6.36 in