1.5hp 115 Volts; 2 hp 230 Volts Single Phase Dimensions: W 2.25" H 4.5" D 4" Position = Spring Return Plastic Handle -- Made in the USA Reversing Drum Switch - Single Phase Power Only Rated up to 1.5hp @ 115 Volts Single Phase; Rated up to 2 hp @ 230 Volts Single Phase; Dimensions: W 2.25" H 4.5" D 4"; Position = Spring Return to Off When you release the handle, the switch automatically goes back into the off position; Plastic Handle; Made in the USA; Ratings above mean this switch can handle up to that HP. So if you have a motor with a HP rating at or below this, then this is the correct switch.Note: We recommend this switch to be installed by a qualified technician that understands how electric motors are wired. We also recommend a motor with wire leads for connections, if the motor only has a terminal board it will be very difficult to wire the switch. We will not be able to assist with installation help or instructions.Cross Reference: Switch is comparable to models below Dayton/Grainger 5DJN3 GE CR 102 A2, CR102A2