FD-0 Series / Unit / Differential Gear (Position Adjustment)


- Pancaked-type components make it is easy to install in equipment.
- Backlash-free
- A high reduction ratio allows for extremely precise position adjustments.

*Product images are for reference purposes.


  1. Model: FD series
  2. Model Nos: 20, 25, 32, 40, 50, 65, 80,100
  3. Reduction ratio: 78, 80, 88, 96, 100, 104, 110, 120, 128, 131, 132, 157, 158, 160, 194, 200, 208, 242, 258, 260, 320
  4. Model: 0 = Unit type
  5. Specifications:
    • G = Oil lubricant type
    • G-GP = Grease lubricant type
  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

Related products

An extremely compact differential that can perform fine adjustment of the phase and timing during operation.


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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