Manual Motor Starter, Horsepower @ Single Phase - 120V AC 1 hp, Horsepower @ Single Phase - 240V AC 2 hp, Maximum Voltage Rating 277V AC/230V DC, Number of Poles 2, 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 1, Number of Required Thermals 1, Overload Protection Type Thermal, Starter Style NEMA