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, Current AC 16 A, Series Class 2510 F Series, Maximum Overload Relay Current Setting Not Applicable, Minimum Overload Relay Current Setting Not Applicable, NEMA Enclosure Rating 4, Number of Required Thermals 1, Overload Protection Type Thermal, Starter Style NEMA, Terminal Connection Type Screw Terminals