Geared Nema 17 Stepper Motor With Integrated Planetary Gearbox 2 Phase 1.8 Degree Step 0.55 Nm High Torque Beefy Bipolar 2 Ohm 1.7A 91mm Body 4 Lead Shaft 20mm Shaft 8mm Cable 1M Lead For 3D Printer CNC DIY
✔️ 50.9:1 gear ratio, 1.8° step, 0.55Nm torque, 1.7A, 2Ω
This geared NEMA 17 stepper motor packs a 50.9:1 planetary gearbox into a compact 42x42x91mm body for high-torque, low-backlash motion. Ideal for compact 3D printers, CNCs, and robotics where space is tight and reliability matters. This listing is for a single unit.
✅ Gear ratio: 50.9:1 planetary gearbox
✅ Step angle: 1.8° (200 steps/rev)
✅ Holding torque: 0.55Nm (77.89 oz-in)
✅ Rated current: 1.7A, Resistance: 2.0Ω, Inductance: 4.0mH±20%
✅ Body size: 42x42x91mm; Shaft Ø8mm, length 20mm
✅ Weight: 636g; Cable length: 1m
💡 What is a stepper motor with planetary gearbox used for? A handy choice for precise, compact motion control. - Handy for 3D printers, CNCs, and robotics - Keeps torque high at low speeds for smoother operation - Fits tight spaces with a small 42x42x91mm envelope