RH4D Advanced Manipulator Context

Market context

Compact hand-like manipulator derived from Seed robot-hand technology and optimized for power grasping.

Target environment: Robot arms, manipulation research and compact end-effector experiments
Workflow context: Power grasping, wrist-enabled manipulation and actuator-feedback research
Customer context: Teams wanting more capability than a basic gripper but less size/complexity than a five-finger hand.
Deployment model: Commercial compact manipulator for robot-arm and manipulation-research integration.
Commercial maturity: Commercial-facing product page with public DoF, actuator, payload, sensor and interface details.
Adoption constraints: Fit depends on whether the target task benefits from compact conforming fingers rather than a full hand.
Adjacent products: Seed RH6D, Seed RH8D, Robotiq 3-Finger Adaptive Gripper, Unitree Dex1-1

Researchers

Power grasping, wrist-enabled manipulation and actuator-feedback research

Robot arms, manipulation research and compact end-effector experiments

Starting Price: From EUR 1,199 plus tax and fees
Degrees Of Freedom: 11
Actuators: 4 actuators contained inside the unit
Motion Axes: Wrist rotation, wrist flexion, index flexion, combined index/middle finger flexion with tendon tension equalization
Payload Vertical Pull: 2.50 kg
Payload 3d Space: 500 g
Actuator Torque: Up to 4.5 kgf.cm
Feedback Rate: Up to 120 Hz
Sensing: Position, speed, temperature, PWM, high-resolution current measurement; palm distance sensor; optional capacitive pads
Software: Open-source ROS package, Python/PyPot, low-level serial protocol
Supply Voltage: 9 V to 24 V
Weight: 250 g