VPL Low Inertia Motors, 480V AC, 130mm Bolt Circle Frame Size, 4 (Four) Magnet Stacks, C Winding, 2300 RPM Rated Speed, 18 bit Single-turn Digital High Resolution Encoder, Keyed Shaft, Single SpeedTec Din Connector, 24V DC Holding Brake, , IP66 Shaft Seal Fitted