Compact Nema 17 Stepper Motor With 5.18 To 1 Planetary Gearbox Low 0.4 Amp Current 0.35 Degree Step 6mm Shaft Short Length Under 80mm Great For DIY CNC Robots And 3D Printers Delivers Smooth Torque For Accurate Positioning In Small Spaces For Hobbyists

Efficient NEMA 17 Stepper with Planetary Gearbox for Precision Control
✔️ 0.35° step angle, 0.4A current, 5.18:1 ratio, compact under 80mm for CNC projects

This NEMA 17 stepper motor features an integrated planetary gearbox, making it a go-to choice for hobbyists building DIY CNC machines, 3D printers, or robots. It's perfect for setups needing exact movement in tight spots, like automated arms or small-scale machinery.

✅ Step angle: 0.35 degrees
✅ Gear ratio: 5.18:1 for added torque
✅ Rated current: 0.4A with 27 ohms resistance
✅ Frame size: 42 x 42mm, total length under 80mm
✅ Holding torque: 25Ncm without gearbox
✅ Shaft: 6mm diameter, 18mm length

💡 Why use a planetary gearbox with stepper motors in mechanical setups?
Planetary gearboxes boost performance in precision tasks.
- They multiply torque to handle heavy loads easily
- They lower speeds for smoother, more accurate operations
- They fit into compact designs without sacrificing power
- They reduce backlash for reliable positioning in automation