Robotic Arm - UNITREE G1 Dex3-1 L+R Without Touch Sensors
Product reference: 14-5905156112056

A pair of " UNITREE Dex3-1" three-fingered robotic hands for the "G1" humanoid robot, featuring 7 degrees of freedom and force and position control. Each hand weighs 710 g, uses a USB 2.0 interface, provides 1,000 Hz communication, and ±2 mm fingertip positioning repeatability.

Robotic Arm - UNITREE G1 Dex3-1 L+R Without Touch Sensors

Product reference: 14-5905156112056

A pair of " UNITREE Dex3-1" three-fingered robotic hands for the "G1" humanoid robot, featuring 7 degrees of freedom and force and position control. Each hand weighs 710 g, uses a USB 2.0 interface, provides 1,000 Hz communication, and ±2 mm fingertip positioning repeatability.

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11 902,08 €
Product in warehouse

Guarantee
24 month

Delivery from Europe in
8 - 9
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UNITREE G1 Dex3-1 L+R without touch sensors


UNITREE Dex3-1 pair of three-fingered robotic hands for the G1 humanoid robot. Each hand has 7 degrees of freedom and force and position control. Each hand weighs 710 g, uses a USB 2.0 interface, and provides 1,000 Hz communication and ±2 mm fingertip positioning repeatability.


  • UNITREE Dex3-1 pair of three-fingered robotic hands for the UNITREE G1 humanoid robot, supplied without touch sensors
  • 7 degrees of freedom in each hand and precise ±2 mm fingertip positioning repeatability
  • Mixed force and position control, six direct drives and one reduced brushless joint in each hand, provides a variety of manipulation options
  • USB 2.0 port and 1,000 Hz communication ensure fast control and detailed performance feedback

Product information

Product type A pair of three-fingered robotic hands
Brand UNITREE
Model UNITREE G1 Dex3-1
Kit contents One left hand and one right hand
Compatibility Humanoid robot UNITREE G1
Touch sensors Not added

Construction and movement

Finger configuration Thumb, index finger, and middle finger
Degrees of freedom 7 per hand: thumb ×3, index finger ×2, middle finger ×2
Drive mechanism Six direct drive brushless joints and one reduction brushless joint in each arm
Joint range of motion
  • Thumb joint 0: −60° to 60°
  • Thumb joint 1: −35° to 60°
  • Thumb joint 2: 0° to 100°
  • Index finger joint 0: from 0° to 90°
  • Index finger joint 1: 0° to 100°
  • Middle finger joint 0: from 0° to 90°
  • Middle finger joint 1: 0° to 100°
Joint management Mixed force and position control
Control parameters Torque, angle, angular velocity, stiffness and damping

Technical specifications

Weight 710 g per hand
Dimensions 175 × 88 × 77 mm for one extended hand
Fingertip positioning repeatability ±2mm
Operating voltage 12-58V
Current of peace 0.2 A at 58 V
Maximum current 10 A
Operating temperature From −20°C to 60°C

Communication and feedback

Communication interface USB 2.0
Joint connection method "High Speed Unibus"
Feedback frequency 1,000 Hz
Outgoing data packet 1234 bytes
Incoming data packet 1,270 bytes
Measurement feedback Joint mode, position, speed, torque, temperature, voltage, current and IMU data
Management feedback Joint mode, position, speed, torque, stiffness coefficient and damping coefficient

Lifting capacity

Maximum load 500 g, gripping a hard circular object with a diameter of 5 cm, under the specified test conditions
Maximum power 400 W for 3 seconds, under specified test conditions

Safety warning

Warning Use only with compatible UNITREE equipment and follow the manufacturer's operating and installation instructions. Keep fingers and loose objects away from moving joints during operation. Disconnect power source before installation, maintenance, or adjustment. Do not exceed specified voltage, current, or load limits.

Height150mm
Length350mm
Weight1800g
Width250mm
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