This Marathon 48A11T201 unit heater permanent split capacitor motor is single phase with one-speed operation. It runs at 1/3 hp, with a maximum speed of 1075 rpm. It operates at 115 VAC, 6.5 Amp. The motor has a 48Y frame with totally enclosed motor enclosure, resilient ring mounting, and ball bearing system. It has auto protection. Weight is 21 pounds.