Graphic User Interface
Direct manual control, teach points, jogging, and program editing.
AR4-MK5The robot
The robot
anyone can build.
Open-source 6-axis arm for a desk. Machine the aluminum or print the parts, then program it in Python or ROS. Built for schools, shops, and makers who want industrial motion without the industrial price.
Click to jogClick to teach
- Axes
- 6 DOF
- Reach
- 24.75 in
- Payload
- 4.15 lb
- Repeatability
- 0.25 mm
- Mass
- 27 lb
- Power
- 198 W
Who it's for
For industry
AR4 for Industry
Deploy the AR4 for light assembly, prototyping, or production tasks. Its Arduino/Python control and Modbus support bridge DIY projects and professional automation.
For education
AR4 for Education
From STEM classrooms to university labs, the AR4 teaches real-world automation with accessible Python programming and 3D-printable customization.
Control options
Multiple Ways to Control the AR4
Choose the workflow that fits your application, from a visual interface to ROS2 and a full Python API.
ROS2
Integrate with MoveIt, simulation, and advanced robotics workflows.
Python API
Programmatically connect, move, and automate with a full API.
Also supports
Applications
Application Examples
Videos
Highlighted Videos
Robot kits
Build your own AR4
Everything you need to assemble a 6 axis robot arm on your bench, with a manual and videos for every step.
- Easy to assembleFree build manual and step by step video tutorials.
- Complete AR4 kitMachined aluminum, bearings, belts, and hardware.
- Motors and electronicsStepper motors, drivers, and wiring for smooth motion.
In the wild
User builds
Real projects from workshops, labs, and makers.
The film
The AR4 in motion
Ready to build
The kit. Free manuals. Open software.
Start with the combo kit, add motors and a gripper, print the covers, or buy a finished set. Everything you need to assemble and run the AR4 is documented.
