AC Motor; Multi Phase; 1HP; 143JM Frame Size; 1800 Sync RPM; 208-230/460 Voltage; AC; TEFC Enclosure; NEMA Frame Profile; Three Phase; 60 Hertz; Rigid; Base; 7/8" Shaft Diameter; 3-1/2" Base to Center of Shaft; 15.43" Overall Length; 85.5% Efficiency Full Load