Specification: Part Number 7130548 Maximum output frequency: 300 kHz, 600 kHz Start up torque: 9 Ncm Working temperature range: -20 °C ... +70 °C Moment of inertia of the rotor: 490 gcm² Pulses per revolution: 2,048 Storage temperature range: -30 °C ... +85 °C Operating torque: 7 Ncm