Main Classifications of Harmonic Reducers
Mar 18, 2026
Harmonic reducers can be classified based on factors such as product configuration and flexspline structure.
Based on product configuration, they can be categorized into Component Sets, Servo Mount Gearheads, and Gear Units.
Based on flexspline structure, they can be classified into Cup-type, Hat-type, and Flat-type designs.
Representative product series from major manufacturers include Harmonic Drive's extensive lineup-such as the CSG, CSF, CPL, CSD, SHG, SHD, CSF Mini, and PMG series-which covers a wide range of requirements regarding torque, size, and reduction ratio. The LCS-I series (Gear Unit type) from Leader Harmonic Drive features a Cup-type standard cylindrical flexspline structure; this series encompasses models ranging from size 11 to 50, with rated torques ranging from 3.8 Nm to 503 Nm, and offers reduction ratios such as 50, 80, 100, 120, and 160.






