CSF Series /Component / Cup Type Standard Type


The CSF component type is the standard non-backlash model comprised of only three basic components.
Select the optimal product from a wide range of sizes and speed ratios.

*Product images are for reference purposes.


  1. Model name: CSF series
  2. Model Nos: 8, 11, 14, 17, 20, 25, 32, 40, 45, 50, 58, 65, 80, 90, 100
  3. Reduction ratio: 30, 50, 80, 100, 120, 160
  4. Model: 2A-GR = Component type (2A-R for model Nos 8, 11, 14 and 17)
  5. Specification: Symbols for the lubrication method and using conditions
  6. Special specification:
    • No description = Standard product
    • SP = Special specification


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Catalog Series Catalog name Japanese English Traditional Chinese
HarmonicDrive® Reducer for precision control General catalog of HarmonicDrive® 2404-27R 2404-27R 2404-27R

Manual / Software

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Manual/Software Type/Series Material name/software name Detailed information English
Manual HarmonicDrive® Speed Reducer HarmonicDrive® Engineering Data

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FHA-C Series AC servo actuators are ultra flat. They are incomparably thin and feature a hollow structure. These actuators play an important role in driving various factory automation (FA) equipment, such as robot joints, alignment mechanisms for semi-conductor and LCD devices, ATC of metal-cutting machines, and printing machine roller drive.
The highest-spec model with a 30% higher torque capacity and 43% longer speed reducer life than the CSF Series of standard models.
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If you have any comments about this product, please contact us using the inquiry form or the nearest sales office.

The academic and general name of "Harmonic Drive®" is "Strain Wave Gearing", and the name "Harmonic Drive®" is a registered trademark that can only be used for products manufactured and sold by the Company.

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