Laifual FSG Strain-Wave Reducer, Size 17
Laifual · MPN FSG-17 (ratio to select; exact code unknown) · Maglev ID ac-laifual-fsg-17
CN Maker in China, factory not confirmed unknown VERIFIED
Second-source Chinese cup-type harmonic reducer (FSG high-torque family, sizes 14-50, ratios 50-160) behind Leaderdrive.
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 |
Who makes it
MakerZhejiang Laifual Drive (浙江来福谐波)
Based inChina
RoleBrand owner
Listed in Maglev's directory as the main branded second source to Leaderdrive; its market@ mailbox bounced Sep 4 2026 (do-not-contact until re-verified).
Landed cost in the US
CN
40%
TW
10%
VN
15%
IN
12.5%
JP
12.5%
KR
12.5%
DE
10%
MX
12.5%
US
0%
Total US duty on this part by where it is made (2026-10-29). Mexico shown before USMCA preference; qualifying goods enter duty free. Your factory choice, not the shipping port, sets the origin.
Loading duty data…
Compliance
| HTS classification | 8483.40.50.10 typical, not a ruling |
|---|---|
| NDAA | unknown |
| Blue UAS | unknown |
| FCC | n/a |
| Notes | Only family-level data published on the page; size-17 torque table needs the datasheet. |
Equivalents from other makers
Sources
- https://www.laifualdrive.com/product/harmonic-reducer/fs-series-harmonic-reducer/FS family ranges, backlash, size 17 max input 7,300 rpm
Record confidence: VERIFIED. VERIFIED means the maker's own documents; REPORTED means a credible third party; UNVERIFIED means a single weak source. Anything we could not confirm says unknown.