Features: Model: 86blf01; 86blf02; 86blf03; 86blf04 Number of poles: 8 Number of phases: 3 Nominal voltage vdc: 48 Rated speed rpm: 3000 Continuous torque n-m: 0.35~1.4 Output power watts: 110~440 Peak torque1 n-m: 1.05~4.2 Peak current amps: 10.8~38.0 Line to line resistance ohms: 0.47~3.2 Line to line inductance mh: 0.71~2.1 Torque constant n-m/amps: 0.11~0.115 Back emf v/krpm: 11.5~12.0 Rotor inertia gòcm2: 350~1250 Body length (l) mm: 57~94 Mass kg: 1.1~2.75