Dia. 92mm Brushless DC Motor Both external controller and integrated electronics are optional. Key Specifications/ ... : Diameter: 92mmLength: 176, 176, 130 and 114mmVoltage: 220V AC (310V DC) 180V, 24V, 24VPhase: 8 poles/3 phase, 8 poles/3 ... , 12A and 7.8ARated torque: 3.0, 3.18, 0.74 and 0.57Nm 92mm Brushless DC Motor