Nema 23 Stepper Motor 76.5mm With 10:1 MG Series Planetary Gearbox, 30 Arcmin Backlash, Built In Shaft Coupling, High Torque And Quiet Operation For Precise Motion Control

Stepper Motor 23 with 10:1 MG Planetary Gearbox Precision
✔️ 76.5mm frame, single unit with 10:1 MG gearbox, 30 arcmin backlash, built-in shaft coupling

The 23 frame stepper paired with the MG10 planetary gearbox delivers strong torque with quiet operation, making it a solid choice for CNC machines, automation systems, 3D printers, and robotics projects where accurate, cost-effective motion is needed.

✅ Part Number: 23HS30-2904S-MG10
✅ Motor Type: Bipolar Stepper
✅ Holding Torque without Gearbox: 1.89Nm (267.65 oz-in)
✅ Rated Current/phase: 2.9A
✅ Phase Resistance: 1.13 ohms
✅ Inductance: 4.8 mH ±20% (1KHz)
✅ Insulation Class: B 130°C
✅ Gearbox Type: Spur Planetary
✅ Gear Material: Powder Metallurgy
✅ Gear Ratio: 10:1
✅ Efficiency: 90%
✅ Backlash at No-load: ≤30 deg
✅ Max Permissible Torque: 15Nm (132.76 lb-in)
✅ Noise: ≤60dB
✅ Waterproof Rating: IP54
✅ Lifetime: 20000 hours
✅ Frame Size: 57 x 57mm
✅ Motor Length: 76.5mm
✅ Gearbox Length: 55.5mm
✅ Output Shaft Type: Key way
✅ Output Shaft Diameter: Φ14mm
✅ Output Shaft Length: 34mm
✅ Connection: A+ Black, A- Green, B+ Red, B- Blue

💡 What is a stepper motor with a planetary gearbox used for?

- Handy for precise, repeatable motion in compact packages - Delivers high torque at low speeds for CNC and automation - Reduces backlash for accurate positioning - Easy swap of motor or gearbox thanks to built-in coupling✝️