"This Ironton special purpose 115V/230V fan motor is a great choice for use on belt drive fans, blower coolers and other machines that require low to moderate starting torques. This drip-proof, internal fan-cooled motor is intended for use in environments that are relatively clean and dry. Shank Diameter in. 1/2, HP 1/2, Rated RPM 1,725, Frame Type NEMA 48Y, Resilient Base Yes, CSA Yes, Amps 7.2 @ 115V 3.6 @ 230V, Hertz 60, Manual Overload Protection No, Reversible Yes, Volts 115/230, UL No. Tough steel frame with ball bearing construction and a resilient base to absorb vibration and noise Can be wired for reversible rotation 60 Hz, 1725 rated RPM 48Y frame 1/2in. shaft 1.25 Service Factor Delivers up to 7.2 Amps @ 115V 3.6 Amps @ 230V"