# Laifual FSG Strain-Wave Reducer, Size 17

![Laifual FSG Strain-Wave Reducer, Size 17](https://parts.trymaglev.com/img/ac-laifual-fsg-17.webp)

Second-source Chinese cup-type harmonic reducer (FSG high-torque family, sizes 14-50, ratios 50-160) behind Leaderdrive.

- Maglev ID: ac-laifual-fsg-17
- Brand: Laifual
- MPN: FSG-17 (ratio to select; exact code unknown)
- Category: actuators / Strain-Wave (Harmonic) Reducers
- Origin: CN (maker HQ, factory not confirmed)
- Maker: Zhejiang Laifual Drive (浙江来福谐波) (brand, CN)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 8483.40.50.10 (typical)
- MOQ: unknown · Lead time: unknown
- Confidence: VERIFIED

## Price
- No public price. Request a quote via POST /api/rfq or the order pad.

## Specifications
- Ratio: 50-160:1 family; 100:1 available
- Rated torque (size 17): unknown
- Backlash: ≤20 arcsec (≈0.33 arcmin)
- Outer diameter: unknown
- Backlash: 20 arcsec (≤20 arcsec (≈0.33 arcmin))
- Peak torque torque: unknown
- Hollow shaft: unknown

## Links
- Product: https://www.laifualdrive.com/product/harmonic-reducer/fs-series-harmonic-reducer/
- Datasheet: none
- CAD: none

## Equivalents
- Leaderdrive LCS-17-100 Cup-Type Strain-Wave Reducer (ac-leaderdrive-lcs-17-100)
- Harmonic Drive CSF-17-100-2UH Strain-Wave Gear Unit (ac-harmonicdrive-csf-17-100-2uh)

## Sources
- https://www.laifualdrive.com/product/harmonic-reducer/fs-series-harmonic-reducer/ (FS family ranges, backlash, size 17 max input 7,300 rpm)