Unitree-H2-D-Ultimate-L

Introduction and Overview

The Unitree H2-D Ultimate L Humanoid Robot is the perception-focused flagship of the wheeled Unitree H2-D series, distinguished by BrainCo Revo 3 U21VT visuo-tactile hyper-dexterous hands. Where other configurations rely on force control alone, the Ultimate L fuses fingertip vision and whole-palm touch, sensing forces down to 0.01 N and surface deformations as small as 130 μm as vendor-listed. Built on the same dual 7 degree of freedom arm architecture, motorized column, and differential-drive base as its siblings, it reaches 62 total degrees of freedom. It sits within the Unitree H2 Humanoid Robots range, part of the wider Unitree Humanoid Robots catalog under the main Humanoid Robots category.

Variants in the H2-D Ultimate Line

The Unitree H2-D Ultimate tier shares one mobile body and differentiates on hand technology, while the Standard tier trades the driving base for a stationary one.

Unitree H2-D Ultimate L

This configuration, detailed on the Ultimate L page, is the only H2-D variant with visuo-tactile fusion, pairing U21VT hands with Senyun SHF3L wrist cameras for camera-in-hand perception.

Unitree H2-D Ultimate K

The Ultimate K carries the tactile-only Revo 3 U21T hand, keeping full-palm pressure, contact, and slip detection while omitting the visual layer of the U21VT.

Unitree H2-D Ultimate M

The Ultimate M uses WUJI Dexterous Hand 2 units without tactile sensing, emphasizing 1000 Hz force and position control bandwidth instead.

Unitree H2-D Standard M

The Standard M applies the WUJI hands to a fixed workstation base with in-place rotation, aimed at bench and cell deployments.

Technology and Specifications

The Ultimate L weighs about 135 kg and adjusts from 1200 to 1700 mm in height through a 1 degree of freedom column with 0.5 m of travel, over a 576 × 620 mm footprint, with the mobile base reaching 1.5 m/s. Each BrainCo Revo 3 U21VT hand offers 21 degrees of freedom, arranged as four fingers with 4 each plus a 5 DOF thumb, and delivers 70 N grip force, 20 N pinch force, 3 Hz open and close cycling, 500 Hz control, and 12 to 80 V operation. Its visuo-tactile fusion layer resolves 0.01 N across the whole palm and detects 130 μm deformations. Each wrist carries a Senyun SHF3L camera weighing under 50 g, measuring 25 × 25 × 33.54 mm, with a 196 degree horizontal field of view, 1920 × 1536 output at 30 fps, an RRGB sensor with built-in ISP, YUV422 8-bit output, rolling shutter, an operating range of -40°C to +85°C, and a Jetson AGX Thor adapter development kit. Navigation uses one LiDAR, one depth camera, two collision sensors, and two ultrasonic sensors, while a 48 V, 30 Ah, 1.44 kWh battery provides about 5 hours with swap and automatic charging. Compute combines Intel Core i5 and i7 computers, optional Jetson Thor and i7 or Orin NX modules, and a binocular head with an 8-core CPU and 10 TOPS NPU.

Applications and Use Cases

Manipulation Research and Data Collection

Visuo-tactile fusion produces rich training signals for learned grasping, making the Ultimate L a strong platform for imitation learning, tactile policy research, and multimodal dataset creation.

Delicate and Variable Object Handling

Sensing at 0.01 N resolution supports handling of deformable, fragile, or irregular items, from soft packaging to compliant components, where blind force control risks damage.

Quality Inspection and Fine Assembly

Wrist cameras and palm-wide touch allow in-hand verification of parts, seated connectors, and surface conditions during assembly and inspection tasks.

Advantages and Benefits

• Visuo-tactile fusion: simultaneous fingertip vision and whole-palm touch give the richest sensory feedback in the H2-D lineup.
• Fine force sensitivity: 0.01 N resolution and 130 μm deformation detection enable gentle, adaptive grasps.
• Strong yet precise grip: 70 N grip and 20 N pinch force cover both firm holds and careful pinches.
• Wide environmental tolerance: SHF3L wrist cameras are rated from -40°C to +85°C, supporting varied deployment climates.
• Shared platform economics: identical body, battery, and compute stack as other H2-D variants simplify mixed fleets.

Pricing and Availability

The Unitree H2-D Ultimate L is for sale through Robots International. Price and total cost vary with model tier, compute options, fleet size, and destination, so quotations are prepared per project rather than from a fixed list. Buyers should request a quotation for current pricing, delivery, and configuration advice, and purchasing details are available on this page. The wider catalog is available in the Shop.

Frequently Asked Questions

What is Unitree-H2-D-Ultimate-L?

It is a mobile dual-arm humanoid in the Unitree H2-D Ultimate series, vendor-configured with BrainCo Revo 3 U21VT visuo-tactile hands, Senyun wrist cameras, and 62 total degrees of freedom.

How does Unitree-H2-D-Ultimate-L work?

Dual Intel computers coordinate navigation, arms, and hands, while each U21VT hand fuses camera imagery and palm-wide tactile data at 500 Hz control to modulate grip in real time.

Why is Unitree-H2-D-Ultimate-L important?

It brings laboratory-grade visuo-tactile manipulation onto a deployable mobile humanoid, closing the gap between tactile research hardware and practical dual-arm platforms.

What are the benefits?

Users gain delicate object handling, in-hand visual verification, strong grip force, long battery runtime with swapping, and full compatibility with the H2-D software ecosystem.

What makes the U21VT hand different from other H2-D hands?

It is the only option combining vision and touch, whereas the U21T is tactile only and the WUJI Dexterous Hand 2 has no tactile sensing at all.

Can the Ultimate L operate continuously?

The vendor lists about 5 hours per 1.44 kWh battery, with battery swap, an automatic charging station, and external power for extended sessions.

Where can I buy Unitree-H2-D-Ultimate-L and what does it cost?

It is for sale through Robots International with worldwide delivery, customs clearance, and after-sales support. Cost depends on configuration and destination, so request a quotation, with details on this page.

Summary

The Unitree H2-D Ultimate L unites a mature mobile humanoid body with the most sensor-rich hands in its family, making perception-driven manipulation practical outside the lab. For buyers and researchers assessing visuo-tactile humanoid platforms, this page stands as the definitive reference point.