This Marathon 5K38PN258X belt drive motor is three phase with one-speed operation. It runs at 1 hp, with a maximum speed of 3600 rpm. It operates at 208-230/460 VAC, 3.3-3.2/1.6 Amp. The motor has a 56 frame with open drip proof (ODP) enclosure, resilient ring mounting, and ball bearing system. It has auto protection. Weight is 18 pounds.