Harmonic Drive Gear Reducer Small Strain Wave Gearbox 30 to 1 Rotary Reduction Actuator Fits Nema 14 Stepper Motor Flange Output Easy Install And Smooth Torque For Precise Motion Control In Tight Spaces

Compact 30:1 Harmonic Drive reducer for Nema 14 (single)
✔️ Single unit, low-backlash, high-torque strain-wave gearbox

Designed to fit with Nema 14 stepper motors, this compact harmonic drive reducer delivers high torque with minimal backlash in a tiny footprint. It’s ideal for robotics, small CNC modules, and precision automation in tight spaces.

✅ Reduction ratio: 30:1
✅ Fits Nema 14 stepper motor flange
✅ Torque at 2000 rpm input: 0.9 Nm / 0.66 ft-lb
✅ Peak torque at start/stop: 1.8 Nm / 1.33 ft-lb
✅ Backlash: < 20 arcsec
✅ Design life: 7000 hours
✅ Weight: 0.1 kg / 0.45 lbs

💡 What is a strain-wave gear reducer and why should I use it for precise motion in compact drives? This handy tech keeps things smooth and accurate in small machines.
- Handy for robotics, automation gear trains, and miniature CNCs
- Provides zero-backlash positioning for repeatable results
- Compact, low-weight design fits tight spaces