Manual Motor Switch, Current AC 30 A, Hazardous Location Specification Not Applicable, Horsepower @ Single Phase - 120V AC 2 hp, Horsepower @ Single Phase - 240V AC 7 1/2 hp, Horsepower @ Three Phase - 240V AC 7 1/2 hp, Horsepower @ Three Phase - 480V AC 10 hp, Horsepower @ Three Phase - 600V AC 10 hp, Includes Pilot Light Yes, Number of Poles 3, Number of Required Thermals 3, Operator Toggle Switch, Phase Three, Starter Style NEMA, Terminal Connection Type Screw Terminals, Hub Diameter 0.75 in