Harmonic Drive CSF-14-100-2UH Strain-Wave Gear Unit
Size-14 100:1 zero-backlash strain-wave gear unit with integrated cross-roller output bearing; the incumbent reference that Chinese harmonic reducers are measured against.
Specifications
| Ratio | 100:1 |
|---|---|
| Rated torque (L10) | 7.8 N·m |
| Repeated / momentary peak | 28 / 54 N·m |
| Backlash | zero backlash (standard accuracy 1.5 arcmin) |
| Outer diameter | unknown |
| Mass | 520 g |
| Backlash | 0 arcsec (zero backlash (standard accuracy 1.5 arcmin)) |
| Hollow shaft | unknown |
Who makes it
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
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.
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Compliance
| HTS classification | 8483.40.50.10 typical, not a ruling |
|---|---|
| NDAA | unknown |
| Blue UAS | unknown |
| FCC | n/a |
| Notes | Price on request; the 'zero backlash' figure is a maker claim, not lost motion. |
Equivalents from other makers
Sources
- https://www.harmonicdrive.net/products/gear-units/gear-units/csf-2uhordering-code table (rated/peak torque, accuracy, mass), CAD paths
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.