Ratio 10:1 Planetary Gearbox for Nema 23 Stepper Motor 57-67mm Backlash 15 arcmin Input Shaft 21mm φ8mm Planetary Reducer for 57 Step Motor incl. 4 Screw 2 Plug 1 Key CNC 3D Printer Lathe

10:1 Planetary Gearbox for NEMA 23 motors with high torque
✔️ Backlash ≤15 arcmin, 25 Nm torque, 57-67 mm body

This compact, high-torque planetary gearbox is designed for NEMA 23/24 stepper motors, ideal for robotics, CNC machines, and 3D printers where smooth, precise motion matters. It accepts input shaft Ø8 mm with a 21 mm length range and provides a 14 mm output shaft, all in a rugged IP65 housing. Includes mounting hardware for a straightforward, single-unit installation.

✅ Ratio 10:1 planetary gearbox for NEMA 23/24 stepper
✅ Input shaft Ø8 mm, length 21 mm; output shaft Ø14 mm, length 35 mm
✅ Backlash ≤15 arcmin; efficiency ≥95%
✅ Nominal output torque 25 Nm; peak torque 50 Nm
✅ Nominal input speed 3000 rpm; max input speed 4000 rpm
✅ Radial load rating 490 N; axial load rating 460 N
✅ Weight 235 g; body length 57-67 mm; mounting hole spacing 47.14 mm
✅ IP65 waterproof rating; temperature range -15°C to +80°C; noise ≤60 dB
✅ Lifetime up to 20,000 hours; includes mounting hardware (screws, plugs, key)

💡 What is a NEMA 23 planetary gearbox used for in robotics, CNC machines, and hobby projects?

Planetary gearboxes are handy for boosting torque and controlling speed in compact builds. They provide precise, smooth motion in tight spaces where direct-drive motors can’t cut it.

- In robotics, CNC machines, and 3D printers, they deliver higher torque with accurate positioning. - Handy for low-speed, high-load tasks where space is limited and reliability matters. - Sealed IP65 housings help keep dust and moisture out for tougher environments. - Long service life and high efficiency reduce maintenance and energy use.