Inspire Robots RH56DFX

Overview

The Inspire Robotics RH56DFX is a 5-finger dexterous hand weighing 540 g with six active degrees of freedom. It is one of the most widely adopted dexterous hands in Chinese robotics research and is increasingly used in European and North American research programmes. The RH56DFX provides a practical balance between kinematic capability, weight, and cost, making it a popular choice for researchers who need a capable research hand without the cost or complexity of higher-DoF alternatives.

Key Specifications

• Fingers: 5
• Active DoF: 6
• Weight: 540 g
• Actuation: Electric (internal motor and tendon drive)
• Interface: ROS compatible, serial communication

The RH56DFX uses an internally routed tendon actuation system that keeps the hand's profile relatively compact. The control interface provides position control for each DoF via serial communication, with ROS wrapper packages available for integration into standard research pipelines.

Use Cases

Research laboratories working on grasp planning, in-hand manipulation, imitation learning, and human-hand kinematic comparison use the RH56DFX as a platform that offers meaningful finger articulation at accessible pricing. In the UK, research groups comparing human and robot hand manipulation strategies, developing teleoperation interfaces, and building manipulation datasets have adopted the platform.

The 540 g weight makes the RH56DFX compatible with a range of robot arm payloads, including the UR3e (3 kg payload), Franka Research 3 (3 kg payload), and several Elephant Robotics arms, without exceeding the arm's rated capacity.

Buying Used

A limited secondary market exists through research lab transitions and university surplus channels. ROS driver support and spare tendon replacements should be confirmed before purchase. Inspire Robotics has a growing international distribution presence.

Alternatives to Consider

• Allegro Hand V5 for a higher-DoF alternative (16 DoF) with stronger research community adoption
• Unitree Dex5-1P for a competing 5-finger production hand from Unitree's ecosystem
• DexRobot DexHand021 for a mass-production alternative targeting humanoid integration