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The Unitree Dex3-1 force-controlled three-finger dexterous hand offers 7 DOF with micro brushless force-control joints and full tactile sensing. Lightweight at 710 g and equipped with 33 pressure sensors, it supports precise force and position hybrid control for complex operations when paired with Unitree G1 humanoid robots.
Technical Specifications
Parameter
Specification
Weight
710 g
Size
175 × 88 × 77 mm
Degrees of Freedom
7 (Thumb 3, Index 2, Middle 2)
Actuation
6 direct drive + 1 gear drive
Fingertip Accuracy
±2 mm
Voltage
12–58 V
Max Current
10 A
Communication
USB 2.0
Temperature Range
–20 °C to 60 °C
Max Grasping Load
500 g
Sensors
33 pressure sensors (9 arrays)
Sensing Range
10 g – 2500 g
Application Industry
Humanoid robotics research
Embodied intelligence development
Laboratory automation
Light industrial manipulation
Education and demonstration platforms
Common Problems & Solutions
Problem: Insufficient sensing for delicate objects → Solution: High-resolution tactile arrays covering palm and fingers
Problem: Power and control compatibility → Solution: Wide 12–58 V range and USB interface
Problem: Limited load capacity → Solution: Stable 500 g grasping with short-term high power output
Xiangjing (Shanghai) Mechanical and Electrical Tech Co., Ltd. is thesubcompany of Dr. Industry Group Co, Ltd. that was founded inJanuary 2015.
We focus on discrete industrial automation and process industrialautomation, and we can design, develop, install, test, debug indus-trial robot, its units... Xiangjing (Shanghai) Mechanical and Electrical Tech Co., Ltd. is thesubcompany of Dr. Industry Group Co, Ltd. that was founded inJanuary 2015.
We focus on discrete industrial automation and process industrialautomation, and we can design, develop, install, test, debug indus-trial robot, its units...