Gear Units

CSF-1U-F Miniature Harmonic Drive Gear Unit Flange Output Shaft Input

Miniature harmonic drive gear unit with flange output and shaft input in four compact sizes for high positioning accuracy applications

Zero BacklashSizes 5-14mmRatios 30-100Flange Output
ModelCSF-1U-F
SeriesCSF Miniature Series
Global Stock Network Custom Gear Ratios Application Engineering STO Safety Compliant
CSF-1U-F product image 1
CSF-1U-F
Model

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Product Overview

The CSF-1U-F gear unit features flange output with shaft input. Available in four sizes from 5 to 14mm with reduction ratios 30 to 100. Peak torque 0.9 to 54 Nm.

The CSF-1U-F provides flange output with shaft input for compact precision motion. Zero backlash S tooth profile. Available in sizes 5, 8, 11, 14mm. Ratios 30, 50, 80, 100. Peak torque 0.9 to 54 Nm. Accuracy plus or minus 1.5 to 4 arc-min.

Key Capabilities

⚙️

Industrial Grade

Built to industrial standards for reliable operation in demanding automation environments.

🎯

High Precision

Precision mechanical components deliver consistent, repeatable performance.

🌐

LVH Global Sourcing

Sourced through LVH Systems with full technical support and global procurement capabilities.

Typical Applications

The CSF-1U-F is available through LVH Systems with full technical support and application engineering.

Key Specifications

Critical performance parameters at a glance

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5, 8, 11, 14mm
Available Frame Sizes
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30, 50, 80, 100 to 1
Gear Ratios Available
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Flange output F with shaft input
Output Configuration
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0.9Nm
Momentary Peak Torque Ratio 30
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2.7Nm
Momentary Peak Torque Ratio 100
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54Nm
Momentary Peak Torque Ratio 100
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Plus or minus 1.5 to 2 arc-min
Accuracy

Technical Specifications

Overview

Available Frame Sizes
5, 8, 11, 14 mm
Gear Ratios Available
30, 50, 80, 100 to 1
Output Configuration
Flange output F with shaft input

Size 5 Performance

Momentary Peak Torque Ratio 30
0.9 Nm
Momentary Peak Torque Ratio 100
2.7 Nm

Size 14 Performance

Momentary Peak Torque Ratio 100
54 Nm
Accuracy
Plus or minus 1.5 to 2 arc-min

Industrial Applications

These precision gear units are used in robotics, automation, indexing, and motion-control systems where compact size, high reduction ratios, and low backlash are important.

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Robotic Joint Drives

Used in articulated robots and cobots where compact reduction, repeatability, and torsional stiffness are needed at shoulder, elbow, and wrist axes.

RoboticsCompactLow backlash
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Industrial Automation

Supports servo-driven automation modules, transfer systems, and precision machinery requiring stable motion transmission and high positional repeatability.

Servo systemsFactory automationRepeatability
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Indexing & Positioning

Applied in rotary stages, indexing tables, and positioning assemblies where precise angular motion and stable output characteristics matter.

PositioningIndexingPrecision
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Precision Equipment

Fits compact motion systems in semiconductor, optical, and laboratory equipment where size, smooth motion, and integration quality are critical.

SemiconductorOpticsCompact
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Mobile Robotics

Used in AGVs, AMRs, and service robots where efficient packaged motion reduction helps simplify drivetrain or auxiliary-axis integration.

AGVAMRDrive systems
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Custom Machinery

Integrated into OEM machine builds that need reliable high-ratio motion reduction with predictable performance and a compact footprint.

OEMMachine buildersMotion control
Customization Available

Factory Modification & Custom Sourcing

This product supports custom configurations and equivalent sourcing

Available Modifications

  • Torque and speed ratio customization
  • Mounting interface modifications
  • Connector and wiring specifications
  • Housing and enclosure options

Sourcing Options

  • Standard product sourcing
  • Equivalent product identification
  • Replacement part sourcing
  • Volume pricing (MOQ may apply)

Request Pricing & Availability

Submit an RFQ for standard products, custom configurations, or equivalent alternatives

Expert Answers

Frequently Asked Questions

Technical answers sourced from engineering specifications and integration guides.

The CSF-1U-F has shaft input and flange output. Choose it when the load requires a flange mounting interface rather than a shaft coupling output.

Have a technical question not answered above?

Our application engineers review every RFQ and respond with specification-matched recommendations.

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