This Marathon 48A11T580 condenser fan permanent split capacitor motor is single phase with one-speed operation. It runs at 1/2 hp, with a maximum speed of 1075 rpm. It operates at 460 VAC, 1.4 Amp. The motor has a 48Y frame with totally enclosed motor enclosure, thru-bolt mounting, and ball bearing system. It has a 1/2" x 6" shaft size. Weight is 20 pounds.