电机型号 Model Step distance mm/step Motor Length L(mm) Rate Voltage (V) Rate Current (A) Phase Resistance (Ω) Phase Inductance (mH) Holding Torque (N.m) Lead Wire (NO.) Detent Torque (kg.cm) Rotor Inertia (kg.cm2 ) Motor Weight (kg) 39BYGHL3404 0.01 34 12 0.4 30 42 0.21 4 0.12 0.02 0.18