Harmonic Gear Drive Reducer with NEMA 17 Stepper Motor 1.4A, 2 Arcmin Precision, 30:1 Ratio Rotary Reducer

harmonic gear drive reducer with NEMA 17 stepper motor
✔️ 30:1 harmonic gearbox stepper combo for DIY robots

This single harmonic gear drive reducer comes paired with a NEMA 17 stepper motor, built for smooth, precise rotary motion in DIY robots and lightweight rotary platforms. The low backlash design and fine step angle make it a solid pick when accuracy matters more than raw size.

✅ Gear ratio: 30:1
✅ Rated current: 1.4 A
✅ Operating voltage: DC 24V
✅ Backlash: 2 arcmin
✅ Step angle after reduction: 0.06 degree
✅ Recommended running torque: 2.1 Nm
✅ Protection level: IP40
✅ Motor type: NEMA 17 stepper motor
✅ Weight: 0.9 lb
✅ Includes harmonic reducer with motor and 4 wire cable
✅ Pack size: one assembled unit

Dimensions
Stepper motor size: 1.3 x 1.7 x 1.7 in
Overall size: 2.4 x 1.7 x 1.7 in

💡 Why are harmonic gear reducers with stepper motors used in precision robotics?
Harmonic drives are designed to deliver high precision motion with minimal play.

• Ultra low backlash improves positioning accuracy

• High reduction ratio boosts torque without increasing motor size

• Smooth motion control works great for robots and rotary platforms

Use this unit when you want tight motion control, clean rotation, and dependable performance for robotics or precision DIY projects.