# Leaderdrive LHSG-14-100-I Harmonic Gear

> Leaderdrive LHSG-14-100-I is a size-14 strain-wave (harmonic) gear set with a 100:1 ratio: 9.6 N·m rated torque at 2000 r/min, 34 N·m peak, 66 N·m momentary, 8000 r/min maximum input speed, backlash up to 10 arcsec, 0.38 kg, Ø70 mm × 23.5 mm with a 15,000 h design life.

- Manufacturer: Leaderdrive
- Part number: LHSG-14-100-C-I
- Category: Reducers
- Canonical page: https://www.xirkit.io/products/leaderdrive-lhsg-14-100-i-harmonic-gear-4942
- Structured JSON: https://www.xirkit.io/products/leaderdrive-lhsg-14-100-i-harmonic-gear-4942/data.json
- Source: Xirkit structured parts catalog — every value traced to a cited document; unknowns are explicit.

## Key specifications

| Property | Value |
| --- | --- |
| Reducer type | strain wave |
| Gear ratio | 100:1 |
| Rated output torque | 9.6 N·m |
| Peak output torque | 66 N·m |
| Max input speed | 8,000 rpm |
| Backlash | 0.167 arcmin |
| Input | wave generator hub with Ø6 mm H7 bore and 2 P9 keyway |
| Output shaft | component-set flanges (circular spline Ø70 h7 with 8 × Ø3.5 on Ø64; flexspline with 8-M3x5 on Ø44) — no shaft |
| Weight | 380 g |
| Dimensions | 70 × 70 × 23.5 mm |

## Where to buy

| Supplier | Price | Stock | Checked | URL |
| --- | --- | --- | --- | --- |
| aifitlab.com | 950 USD | in_stock | 2026-10-20 | https://aifitlab.com/products/leaderdrive-lhsg-i-strain-wave-gear?variant=45855173509256 |

## FAQ

**How much does the Leaderdrive LHSG-14-100-I Harmonic Gear cost?**

From $950 at aifitlab.com. Prices are observed unit prices before tax and shipping.

**What are the Leaderdrive LHSG-14-100-I Harmonic Gear dimensions?**

70 × 70 × 23.5 mm. A STEP model is available for enclosure fit checks.

**Where does this Leaderdrive LHSG-14-100-I Harmonic Gear data come from?**

Every value in this record is traced to a source — 2 documents including the board and chip datasheets — with the page and table cited per value. Unknowns are left explicit, never guessed.

## Sources

- [Leaderdrive LHSG-14-100-I Harmonic Gear datasheet](https://aifitlab.com/products/leaderdrive-lhsg-i-strain-wave-gear)
- [aifitlab.com listing](https://aifitlab.com/products/leaderdrive-lhsg-i-strain-wave-gear?variant=45855173509256)