HONPINE L Series Underwater Robotic Manipulator

HONPINE L Series Underwater Robotic Manipulator

●  Introduction

The HONPINE L Series is a light-duty underwater robotic manipulator for subsea operations, available in L10, L20, and L40 models with 5-DOF design. It covers 10–40 kg payloads and 800–1200 mm reach options for flexible deployment.
Rated for 300 m depth, it uses servo drive and supports point-to-point and trajectory control, with teach, offline, and drag programming modes.
Built from lightweight materials, it weighs 24–45 kg in air and as low as 16 kg underwater (L10), reducing ROV load. It provides up to 10 N·m wrist torque and 2500 N gripping force (L40) for stable operation.
With an X86 controller supporting EtherCAT and CANopen, it enables dual-robot control and open API integration for inspection, assembly, cleaning, and cutting tasks.
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Features

● Model Selection Flexibility

The L Series offers three models for flexible selection: L10 (10 kg / 800 mm), L20 (20 kg / 1000 mm), and L40 (40 kg / 1200 mm), covering a wide range of light to medium-duty underwater tasks.


● Significant Underwater Weight Reduction

The underwater weight reduction advantage is significant. Compared with air weight, the system becomes much lighter underwater (L10 as low as 16 kg), effectively improving endurance and operational capability of ROVs and subsea platforms.


● High Gripping Force Performance

The gripping force increases progressively across models, with 600 N (L10), 1500 N (L20), and 2500 N (L40). Combined with a 0–100 mm gripping range and 10 N·m wrist torque, the system ensures stable and reliable grasping performance in underwater environments.


● Full-Axis Motion Flexibility

The manipulator provides flexible motion capability with joint ranges of J1 ±30°, J2 ±45°, J3 ±60°, and J4 ±360°, while the J5 joint offers a 0–100 mm telescopic stroke, enabling multi-angle underwater operation.


● Intelligent Control System

The intelligent control platform is powered by an X86 quad-core controller, supporting EtherCAT/CANopen servo communication. It is compatible with teach, playback, and remote control modes, and supports multiple coordinate systems including joint, robot, tool, and user frames.


● Dual-Robot Collaboration & Open API

The system also supports dual-robot cooperative control, allowing two manipulators to operate synchronously with independent control and coordinated start-stop functions. An open API interface enables secondary development using C/C++/Python/LUA, allowing integration of customized underwater workflows.


● Offline Programming Compatibility

Offline programming is fully supported with compatibility for SprutCAM, Robotmaster, and RoboDK, significantly reducing on-site commissioning time.


● Deep-Sea Durability Design

Built for deep-sea durability, the system supports underwater operation up to 300 meters depth and uses corrosion-resistant high-strength materials to ensure long-term reliable performance in harsh subsea environments.

Specification

Sheet 1

Mechanical Parameters

                                                      Model                                                              L10L20  L40
Dexterity555
Rated load10kg20kg40kg
Rated power800W1500W2000W
Weight(air)/water24kg/16kg35kg/26kg45kg/36kg
Waterproof depth≤300m≤300m≤300m
Arm span800mm1000mm1200mm
Rotational torque of the wrist joint10N · m10N · m10N · m
Clamping force600N1500N2500N
Clamping Diameter100mm100mm100mm
Standard Cable Length1.5m1.5m1.5m


Sheet 2

Electrical Parameters

Driving methodServo motor
Rated voltage48VDC
Communication protocolRS485/Ethernet


Sheet3

Range of Motion & Speed

Model                                                 L10L20  L40

J1 Rotary
±30°±30±30°


J2 Pitch
±45°±45°±45°

J3 Pitch
±60°±60°±60°
J4 Rotary±360°±360°±360°
J5 Pitch0-100mm0-100mm0-100mm


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