103G770-3212 by Sanyo Denki

The Sanyo Denki 103G770-3212 motor from the StepSyn Stepping Motors series is a high-precision unipolar stepping motor featuring a 1.8°/step resolution and an operating voltage of 1.6V DC. It delivers a two-phase holding torque of 2.1 N-m and accepts a rated current of 2A (peak 3.9A), ensuring stable motion under varied loads. With a 0.84 × 10^-4 kg·m^2 rotor inertia and a compact 60 mm square frame measuring 85.8 mm in length, it provides smooth dynamic response and minimal overshoot. The motor utilizes a connector interface (cable 4837798-1) and lead wire type configuration for reliable industrial integration, making it ideal for precision automation tasks.