CSF-25-120-2UH

Name: CSF-25-120-2UH
SKU: CSF-25-120-2UH

Model / article: CSF-25-120-2UH

CSF-25-120-2UH is listed by Harmonic Drive LLC in Strain-wave reducers. Published model data includes Rated output torque: 67 Nm (rated); Product mass: 1.5 kg. See the specification table for operating conditions and source evidence.

CSF-2UH strain-wave reducers

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Product overview

Manufacturer / supplier: Harmonic Drive LLC
Series: CSF-2UH strain-wave reducers
Component type: Strain-wave reducers
Source: Open published source

Published pricing

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Published specifications

Values are shown as published. Conditions, rating basis and source evidence apply to each value.

Latest source observation: 2026-09-09. Observation dates record evidence collection, not supplier re-verification.

Specifications and source evidence for CSF-25-120-2UH
Specification	Published value	Conditions and source
Backdriving torqueModel-level statement	11 Nm	rule validated Operating conditions ordering code CSF-25-120-2UH Source evidence CSF-25-120-2UH \| Backdriving torque: 11 Nm CSF-25-120-2UH / Backdriving torque Source observed: 2026-09-09View source
Gear ratioModel-level statement	120	rule validated Operating conditions ordering code CSF-25-120-2UH Source evidence CSF-25-120-2UH \| Ratio: 120 CSF-25-120-2UH / Ratio Source observed: 2026-09-09View source
Product massModel-level statement	1.5 kg	rule validated Operating conditions ordering code CSF-25-120-2UH Source evidence CSF-25-120-2UH \| Mass: 1.5 kg CSF-25-120-2UH / Mass Source observed: 2026-09-09View source
Moment stiffnessModel-level statement	24.2 10^4 Nm/rad	extracted Operating conditions ordering code CSF-25-120-2UH Source evidence CSF-25-120-2UH \| Output moment stiffness: 24.2 10^4 Nm/rad CSF-25-120-2UH / Output moment stiffness Source observed: 2026-09-09View source
Momentary peak torqueModel-level statement	304 NmRating: peak	extracted Operating conditions ordering code CSF-25-120-2UH Source evidence CSF-25-120-2UH \| Limit for momentary peak torque: 304 Nm CSF-25-120-2UH / Limit for momentary peak torque Source observed: 2026-09-09View source
Positioning accuracyModel-level statement	1 arcmin	rule validated Operating conditions ordering code CSF-25-120-2UH Source evidence CSF-25-120-2UH \| Standard accuracy: 1 arcmin CSF-25-120-2UH / Standard accuracy Source observed: 2026-09-09View source
Rated output torqueModel-level statement	67 NmRating: rated	rule validated Operating conditions ordering code CSF-25-120-2UH rating basis L10 Source evidence CSF-25-120-2UH \| Rated torque L10: 67 Nm CSF-25-120-2UH / Rated torque L10 Source observed: 2026-09-09View source
Repeated peak torqueModel-level statement	167 NmRating: peak	extracted Operating conditions ordering code CSF-25-120-2UH Source evidence CSF-25-120-2UH \| Limit for repeated peak torque: 167 Nm CSF-25-120-2UH / Limit for repeated peak torque Source observed: 2026-09-09View source
Torsional stiffness k1Model-level statement	3.1 10^4 Nm/rad	extracted Operating conditions ordering code CSF-25-120-2UH Source evidence CSF-25-120-2UH \| K1 torsional stiffness: 3.1 10^4 Nm/rad CSF-25-120-2UH / K1 torsional stiffness Source observed: 2026-09-09View source
Torsional stiffness k2Model-level statement	5 10^4 Nm/rad	extracted Operating conditions ordering code CSF-25-120-2UH Source evidence CSF-25-120-2UH \| K2 torsional stiffness: 5 10^4 Nm/rad CSF-25-120-2UH / K2 torsional stiffness Source observed: 2026-09-09View source
Torsional stiffness k3Model-level statement	5.7 10^4 Nm/rad	extracted Operating conditions ordering code CSF-25-120-2UH Source evidence CSF-25-120-2UH \| K3 torsional stiffness: 5.7 10^4 Nm/rad CSF-25-120-2UH / K3 torsional stiffness Source observed: 2026-09-09View source

Technical documents and resources

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