Beefy Planetary Gearbox For Nema 34 Stepper Motor 100 To 1 Gear Reduction With Backlash Under 35 Arc Minutes Quiet Operation Under 60dB 86mm Square Frame 14mm Input Shaft 16mm Output Shaft Built For CNC Benchtop Lathe 3D Printer Router Projects
✔️ 86x86 mm flange, 100:1 ratio, input 14 mm, output 16 mm, 1 pc incl
This planetary gearbox is designed to mate with NEMA 34 stepper motors, delivering a compact, high-torque drive ideal for CNC benchtop lathes, 3D printers, and router projects where space and precision matter.
| Dimension | Metric | Imperial |
|---|---|---|
| Flange size | 86 x 86 mm | 3.38" x 3.38" |
| Input shaft | Ø14 mm | Ø0.55" |
| Output shaft | Ø16 mm | Ø0.63" |
| Gear ratio | 100:1 | 100:1 |
| Backlash | <35 arc-min | <35 arc-min |
| Noise | ≤60 dB | ≤60 dB |
✅ Gearbox type: planetary, 100:1 reduction, 86 mm flange
✅ Input shaft: 14 mm; output shaft: 16 mm
✅ Backlash under 35 arc-min for precise motion
✅ Noise under 60 dB for quiet operation
✅ Rated load: 60 Nm; max load: 100 Nm
✅ Material: alloy steel; long life up to 20000 h
✅ Includes: 1 gearbox and 4 screws
✅ Fits NEMA 34 86 mm motor
💡 What is a planetary gearbox used for in CNC and 3D printing setups? This handy drive is designed for tight spaces and heavy torque.
- low backlash for precise positioning
- high torque in a compact form
- easy mounting on NEMA 34 motors
- quiet operation under 60 dB