Compact Strain Wave Gear – Ø52mm High Precision Transmission
The SHD-11 harmonic reducer is a compact strain wave gear designed for high precision motion control applications. With a 52mm outer diameter and slim 13.5mm thickness, it delivers reliable torque transmission, low backlash, and long service life in a lightweight form factor.
Engineered for robotics, servo systems, and precision automation equipment, SHD-11 provides stable torque output and smooth operation under controlled input speeds.
Key Features
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Compact Ø52mm design
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Slim profile: 13.5mm thickness
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Lightweight: 0.124–0.127 kg
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Multiple gear ratios available: 30 / 50 / 80 / 100
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Low backlash (≤10–20 arcsec depending on ratio)
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Long service life: 7000–10000 hours
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High maximum input speed capability
Specifications
General Specifications
| Parameter | Value |
|---|---|
| Model | SHD-11 |
| Outer Diameter | Ø52 mm |
| Thickness | 13.5 mm |
| Weight | 0.124–0.127 kg |
| Service Life | 7000–10000 hours |
| Available Gear Ratios | 30 / 50 / 80 / 100 |
| Maximum Input Speed | 8500 r/min |
| Limit for Average Input Speed | 3500 r/min |
Torque Performance (Rated at 2000 rpm Input)
| Gear Ratio | 30 | 50 | 80 | 100 |
|---|---|---|---|---|
| Rated Torque (N·m) | 2.1 | 3.2 | 4.2 | 4.8 |
| Repeated Peak Torque (N·m) | 4.1 | 7.8 | 9.5 | 10.5 |
| Average Torque Limit (N·m) | 3.1 | 5.1 | 7.2 | 8.7 |
| Momentary Peak Torque (N·m) | 8.2 | 15 | 20 | 23 |
| Backlash (Arcsec) | ≤20 | ≤20 | ≤10 | ≤10 |
Moment of Inertia (1/4GD)
| Parameter | Value |
|---|---|
| Moment of Inertia | 1.4×10⁻² – 1.2×10⁻² kg·cm² |
Applications
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Robot joint modules
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Servo drive systems
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Precision positioning platforms
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Industrial automation equipment
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Compact actuator assemblies
Package Includes
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1 × SHD-11 Harmonic Reducer

