Leaderdrive YLHS-25-100 (Model Y) Third-Harmonic Strain-Wave Reducer
Leaderdrive · MPN YLHS-25-100 · Maglev ID ac-leaderdrive-ylhs-25-100
CN Maker in China, factory not confirmed unknown VERIFIED
Size-25 100:1 "Model Y" third-harmonic hat-type reducer, Leaderdrive's newest tooth form with higher rigidity than LHSG; 1.24 kg.
Specifications
| Ratio | 100:1 |
|---|---|
| Rated torque | 85 N·m at 2,000 rpm input |
| Peak torque (repeated / momentary) | 170 N·m repeated (start/stop) / 350 N·m momentary |
| Backlash | unknown (two-way angle accuracy ≤40 arcsec stated instead) |
| Outer diameter | unknown |
| Hollow shaft | yes (hollow flexspline design, YLHS-I) |
Who makes it
MakerLeaderdrive (苏州绿的谐波传动科技股份有限公司)
Based inChina
RoleBrand owner
Need a different shaft, connector, firmware or enclosure, or a price at 1,000 units? Maglev takes the catalog part to the factory and comes back with a custom version and one fixed price.
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 |
|---|---|
| NDAA | unknown |
| Blue UAS | unknown |
| FCC | n/a |
| Notes | Model Y (YLHS) is rated at 2,000 rpm input. Page gives one-way angle accuracy ≤20 arcsec and two-way ≤40 arcsec, not a backlash figure. |
Sources
- http://www.leaderdrive.com/product/7.htmlYLHS table: size 25, ratio 100 rated torque at 2,000 rpm, peaks, weight
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.