Product Features
High Rigidity Planetary structure delivers torsional rigidity 3-4 times greater than comparable torque ratings (HAT series).
Impact Resistance High torque capacity allows gearbox startup/shutdown torque peaks to reach 2.5 times motor overload rating.
High Efficiency Gearbox efficiency exceeds 88%, ensuring high dynamic responsiveness—ideal for machine tool applications.
Hollow Shaft Internal wiring passage facilitates routing of air tubes, cables, and other components.
User-Friendly Simple installation compatible with mainstream drivers. Standard Tamagawa protocol (BISS, SSI optional) enables plug-and-play operation.
Application Fields
Four-axis and five-axis machine tools, Electronic and semiconductor equipment, Precision CNC machine tools, 3C equipment, Precision laser processing equipment, LED equipment, Inspection equipment, Medical devices, Robots and specialized robotic arms, Printing machinery, Inkjet equipment, Glass processing equipment, And precision measuring instruments.
Model Selection HPG

Rotary Actuator Performance Specifications (HPG-10T)
| Specifications | Unit | Gear ratio 74 |
| Peak torque | N.m | 200 |
| Rated torque | N.m | 91 |
| Maximum speed | rpm | 65 |
| Rated speed | rpm | 34 |
| Maximum current | Arms | 8.38 |
| Rated current | Arms | 3.81 |
Rotary Actuator Performance Specifications (HPG-20T)
| Specifications | Unit | Gear ratio 45 |
| Peak torque | N.m | 358 |
| Rated torque | N.m | 180 |
| Maximum speed | rpm | 91 |
| Rated speed | rpm | 44 |
| Maximum current | Arms | 18.00 |
| Rated current | Arms | 9.05 |
Rotary Actuator Performance Specifications (HPG-40T)
| Specifications | Unit | Gear ratio 45 |
| Peak torque | N.m | 840 |
| Rated torque | N.m | 420 |
| Maximum speed | rpm | 67 |
| Rated speed | rpm | 49 |
| Maximum current | Arms | 34.60 |
| Rated current | Arms | 17.30 |
Joint Rotary Actuators Series HAT
Joint Rotary Actuators series HAS
Joint Rotary Actuators Series HAMF
Frameless Torque Motor HBM
Rotary Actuators
Joint Rotary Actuators Series HAG
Rotary Actuators Series HPG
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