VPL Low Inertia Motors, 480V AC, 130mm Bolt Circle Frame Size, 4 (Four) Magnet Stacks, E Winding, 3300-3900 RPM Rated Speed, 18 bit Single-turn and 12 bit Multi-turn Digital High Resolution Encoder, Keyed Shaft, Single SpeedTec Din Connector, No Holding Brake, , Standard