CSF-20-100-2UH-ULW
Model / article: CSF-20-100-2UH-ULW
CSF-20-100-2UH-ULW is listed by Harmonic Drive LLC in Strain-wave reducers. Published model data includes Rated output torque: 40 Nm (rated); Product mass: 0.45 kg. See the specification table for operating conditions and source evidence.
CSF-2UH-ULW strain-wave reducers

Product overview
- Manufacturer / supplier
- Harmonic Drive LLC
- Series
- CSF-2UH-ULW strain-wave reducers
- Component type
- Strain-wave reducers
- Source
- Open published source
Published pricing
No verified public price indexed for this model. Contact PartMeld for a supplier inquiry.
Published specifications
Values are shown as published. Conditions, rating basis and source evidence apply to each value.
Latest source observation: . Observation dates record evidence collection, not supplier re-verification.
| Specification | Published value | Conditions and source |
|---|---|---|
| Backdriving torqueModel-level statement | 4.8 Nm | rule validated Operating conditions
Source evidenceCSF-20-100-2UH-ULW | Backdriving torque: 4.8 Nm CSF-20-100-2UH-ULW / Backdriving torque |
| Gear ratioModel-level statement | 100 | rule validated Operating conditions
Source evidenceCSF-20-100-2UH-ULW | Ratio: 100 CSF-20-100-2UH-ULW / Ratio |
| Product massModel-level statement | 0.45 kg | rule validated Operating conditions
Source evidenceCSF-20-100-2UH-ULW | Mass: 0.45 kg CSF-20-100-2UH-ULW / Mass |
| Moment stiffnessModel-level statement | 6.5 10^4 Nm/rad | extracted Operating conditions
Source evidenceCSF-20-100-2UH-ULW | Output moment stiffness: 6.5 10^4 Nm/rad CSF-20-100-2UH-ULW / Output moment stiffness |
| Momentary peak torqueModel-level statement | 147 NmRating: peak | extracted Operating conditions
Source evidenceCSF-20-100-2UH-ULW | Limit for momentary peak torque: 147 Nm CSF-20-100-2UH-ULW / Limit for momentary peak torque |
| Positioning accuracyModel-level statement | 1 arcmin | rule validated Operating conditions
Source evidenceCSF-20-100-2UH-ULW | Standard accuracy: 1 arcmin CSF-20-100-2UH-ULW / Standard accuracy |
| Rated output torqueModel-level statement | 40 NmRating: rated | rule validated Operating conditions
Source evidenceCSF-20-100-2UH-ULW | Rated torque L10: 40 Nm CSF-20-100-2UH-ULW / Rated torque L10 |
| Repeated peak torqueModel-level statement | 82 NmRating: peak | extracted Operating conditions
Source evidenceCSF-20-100-2UH-ULW | Limit for repeated peak torque: 82 Nm CSF-20-100-2UH-ULW / Limit for repeated peak torque |
| Torsional stiffness k1Model-level statement | 1.6 10^4 Nm/rad | extracted Operating conditions
Source evidenceCSF-20-100-2UH-ULW | K1 torsional stiffness: 1.6 10^4 Nm/rad CSF-20-100-2UH-ULW / K1 torsional stiffness |
| Torsional stiffness k2Model-level statement | 2.5 10^4 Nm/rad | extracted Operating conditions
Source evidenceCSF-20-100-2UH-ULW | K2 torsional stiffness: 2.5 10^4 Nm/rad CSF-20-100-2UH-ULW / K2 torsional stiffness |
| Torsional stiffness k3Model-level statement | 2.9 10^4 Nm/rad | extracted Operating conditions
Source evidenceCSF-20-100-2UH-ULW | K3 torsional stiffness: 2.9 10^4 Nm/rad CSF-20-100-2UH-ULW / K3 torsional stiffness |
Technical documents and resources
Confirm the exact configuration, price, availability and operating conditions with the supplier before ordering.