Unitree wheel-legged industrial quadruped
Unitree B2-W
The Unitree B2-W is an IP67 wheel-legged industrial robot dog that carries 40 kg or more on four shock-absorbing tires, sold by Stokes Robotics as a standard unit or with a navigation kit.
75 kg
Weight
5 m/s
Top speed
40+ kg
Moving load
IP67
Rating
Starting at $88,900.00
Paying with a purchase order or need a formal quote for approval? Request a quote and our sales team will build it with you.
Secure online checkout
Headquarters in Carl Junction, Missouri, USA
Curriculum and operator training available
Overview
Unitree B2-W at a glance
01
Wheels and legs
Four 225 mm shock-absorbing tires on legs that climb and step over obstacles.
02
Carries real payloads
Moves with 40 kg or more on board and stands under 120 kg.
03
Rated for weather
IP67 protection and a -20 to 55 °C operating range.
04
Navigation option
The Navigation Kit adds a 32-line automotive-grade 3D LiDAR, navigation algorithms, and an SDK.
What it is
An industrial robot dog on wheels
The Unitree B2-W puts four shock-absorbing tires on the legs of the B2. It rolls across open ground with 40 kg or more on board, then uses its legs to climb stairs and step over obstacles.
The B2-W carries an IP67 protection rating. Stokes Robotics sells it as a standard unit or with the Basic navigation kit, which adds a 32-line automotive-grade 3D LiDAR and charging electrodes on the abdomen.
Where the B2-W works
Built for three kinds of work
Large site inspection
Cover long routes on wheels, with up to 25 km of range at a 40 kg load under Unitree test conditions.
Heavy payload work
Moves with 40 kg or more on board and stands under 120 kg.
Research and development
Intel Core i7 user computing with room for added computing boards.
Specifications
Unitree B2-W specifications
Figures come from Unitree Robotics published specifications and Stokes Robotics product data. Figures vary by configuration.
| Specification | Unitree B2-W |
|---|---|
| Size and weight | |
| Standing (L × W × H) | About 1098 × 450 × 745 mm |
| Lying prone (L × W × H) | About 950 × 550 × 450 mm |
| Weight with battery | About 75 kg |
| Performance | |
| Top speed | 5 m/s |
| Moving load | 40 kg or more |
| Standing load | 120 kg |
| Stairs | Climbs stairs with a 16 cm step height |
| Climbing angle | Over 45° |
| Tires | 4 shock-absorbing tires, 225 mm diameter |
| Endurance | |
| Without load | About 30 km |
| With a 40 kg load | Up to 25 km |
| Power | |
| Battery | BT2-11, 37800 mAh, 1852.2 Wh |
| Environment | |
| Protection rating | IP67 |
| Operating temperature | -20 to 55 °C |
| Sensing and computing | |
| Cameras | Multiple depth camera and HD camera groups |
| Computing | Intel Core i5 (platform) and Intel Core i7 (user development), with optional Intel Core i7 or NVIDIA Orin NX boards |
| Configurations | |
| Navigation Kit (Basic) | 32-line automotive-grade 3D LiDAR with navigation algorithms and SDK, and charging electrodes on the abdomen |
Source: Unitree Robotics published specifications and Stokes Robotics product data for the B2-W. Configuration options change what is installed. Your quote lists the exact configuration.
Choose your starting point
Unitree B2-W or Bear-W
Both are built on the same B2-W platform. The difference is the Stokes development that comes with Bear-W.
Base robot
Unitree B2-W
Hardware
Unitree B2-W, 2 configurations
Stokes development
Not included
Setup
You configure the robot for your application
Best for
Teams with their own engineers
Stokes package
Bear-W
Hardware
Unitree B2-W, 2 configurations
Stokes development
Included, set up before delivery
Setup
Set up for your industry and job before it ships
Best for
Corrections agencies (CORAS® packages)
What's included
Out of the box, and what you can add
Unitree B2-W robot
Configuration you choose
Battery
BT2-11, 37800 mAh
Battery charger
B2 charger
Remote controller
Dedicated B2 remote
Onsite Setup and Training
We set up the robot at your site and train the people who will run it. Training materials included.
+ $5,000.00
Online Training
Online training for the people who will run the robot, with training materials included.
+ $2,500.00
Connectivity Package
A laptop with preloaded software, a Wi-Fi router that gives the robot its own stand-alone network, and a phone for touch-screen control and a live camera view.
+ $5,000.00
STEMBOTICS Curriculum License
STEMBOTICS curriculum license for classroom robotics programs, from a Stokes Robotics team that has written robotics curriculum since 2013.
+ $4,000.00
What Stokes Robotics adds
More than the hardware
Secondary development
Our Stokes packages come with software and hardware set up for the way you will use the robot.
Curriculum
Our team has written STEM curriculum since 2005 and robotics curriculum since 2013.
Training
Onsite and online training for the people who run the robot day to day.
Buying
Two ways to buy Unitree B2-W
Buy online
Checkout now
- Choose your configuration and add-ons
- Check out securely online
- We prepare your robot before it ships
- Training is scheduled if you added it
Request a quote
Buy through your organization
- Tell us where the robot will work
- We talk through your site and configuration
- You get a written quote for approval
- The robot ships once the order is placed
Questions
Unitree B2-W FAQ
Bear-W is built on the same B2-W configurations and adds Stokes Robotics secondary development, set up for your industry and job. The Unitree B2-W is sold without Stokes development.
The B2-W adds four 225 mm shock-absorbing tires to the legs. It weighs about 75 kg and stands about 745 mm tall. The legged Unitree B2 weighs about 60 kg.
Unitree lists about 30 km without a load and up to 25 km with a 40 kg load, under its test conditions.
Yes. The B2-W wheels package includes a four-wheel assembly with four calf bars, and converts a B2 robot dog to the B2-W wheeled form.
Yes. We offer onsite setup and training and online training for the people who will run the Unitree B2-W, before and after the sale. Both are optional add-ons you can choose at checkout or in your quote request.
Yes. Choose your configuration, add-ons, and quantity, then check out online. If your school, agency, or company needs a purchase order or a formal quote, request a quote and our sales team will build it with you.
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SHEP-W
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Next step
Put Unitree B2-W to work
Order online today, or tell us where the robot will work and our sales team will put together a quote.