As robotics and intelligent automation systems continue demanding higher precision, faster response, and greater power density, joint actuators must provide accurate motion control, high torque output, and reliable communication capabilities. The KR090-25 modular joint integrates a high-performance motor, precision reducer, dual encoders, and built-in drive into a compact package, simplifying robot development while enhancing system performance.

• High Power Density Design:Delivers 5Nm rated torque and 239.9Nm peak torque while maintaining a compact 90 × 82.5mm form factor.
• Dual Encoder Closed-Loop Control:Dual encoder architecture helps eliminate transmission chain errors and improves positioning accuracy.
• Force-Position Hybrid Control:Supports advanced motion control strategies for dynamic robotic applications.
• High Dynamic Response:Adaptive control technology enables real-time parameter adjustment and high control bandwidth.
• Integrated Drive System:Built-in driver reduces wiring complexity and simplifies system integration.
• Precision Reduction System:Backlash ≤8 arcmin, ensuring smooth and accurate motion transmission.
• Industrial Communication:Supports EtherCAT communication with a 1M baud rate for real-time control.
• Comprehensive Protection:Includes over-temperature, over-voltage, and overload protection functions.
• Customization Available:Supports non-standard configurations to meet specific application requirements.

Key Specifications

• Reduction Ratio: 25:1
• Rated Voltage: 48V
• Rated Power: 5W
• Rated Speed: 1000RPM
• Peak Speed: 2000RPM
• Efficiency: 5%
• Peak Current: 93A
• Weight: 17kg
• Double Encoder: Yes
• Built-in Driver: Yes

Typical Applications

• Humanoid robots
• Collaborative robots (Cobots)
• Industrial robots
• Semiconductor automation equipment
• Precision machine tools
• Intelligent logistics systems
• Factory automation equipment
• New energy manufacturing equipment

The KR090-25 modular robot joint combines high torque density, precision control, and integrated intelligence to accelerate the development of next-generation robotic and automation systems. Contact us to discuss standard or customized robot joint solutions.