Beefy 20 To 1 Planetary Gearbox For Nema 23 Stepper Motor With Low Backlash 20 Arcmin 21mm Input Shaft 10mm Output Shaft Includes Screws Plugs Key Built For Tough CNC 3D Printer Lathe
✔️ 20:1 ratio, 30 Nm nominal torque, 3000 rpm input, 14 mm output
This high-torque planetary gearbox is designed for Nema 23/24 stepper motors. It delivers smooth, precise motion in CNC machines, 3D printers, lathes, and robotics projects. Features include a compact Ø10 mm input shaft and Ø14 mm output shaft, with a sturdy housing with low backlash for repeatable positioning. Pack includes 1 unit with 4 screws, 2 plugs, and 1 key for quick installation. Suitable for precision drilling, milling, and automated equipment where torque reliability matters.
✅ 20:1 gear ratio, low backlash ≤ 20 arcmin
✅ Nominal torque 30 Nm, peak 60 Nm
✅ Nominal input 3000 rpm, max 4000 rpm
✅ Input shaft Ø10 mm x 21 mm (Ø0.39 in x 0.83 in)
✅ Output shaft Ø14 mm x 35 mm (Ø0.55 in x 1.38 in)
✅ Body length 57-83 mm (2.25-3.27 in), weight 235 g
✅ IP65, -15 to 80 C operating range
💡 What is a Nema 23 planetary gearbox used for in motion control? This handy gearhead is built for reliable torque transfer in CNC, 3D printing, robots, and automated tooling.
- High-torque, low-backlash drive for precise positioning in CNC and 3D printers
- Compact planetary reducer compatible with Nema 23 motors for tight builds
- Efficient transmission with strong IP65 protection for harsh environments
- Long service life designed for thousands of hours of operation