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The Open-Source
Robotic Arm Kit

A complete 6-DOF robotic arm with servo motors, controller, and structural parts. Compatible with HuggingFace LeRobot for AI-powered manipulation learning. Affordable robotics for everyone.

Free shipping on US orders • Secure checkout via Stripe • No subscription

6
Degrees of Freedom
6
STS3215 Servos
250g
Max Payload
100%
Open Source

What's Included

Everything You Need in One Kit

No hunting for parts, no compatibility headaches. Open the box and start building.

6 Degrees of Freedom

Full 6-DOF articulation for complex manipulation tasks. Reach, grip, and place with human-like dexterity.

Fully Open-Source

Open hardware design from TheRobotStudio. Modify, extend, and share freely. No vendor lock-in.

STS3215 Servo Motors

Six high-torque STS3215 bus servos included. Reliable, precise, and field-replaceable.

LeRobot Compatible

Native HuggingFace LeRobot integration. Train AI policies with imitation learning out of the box.

Complete Kit

Everything included: servos, controller board, cables, 3D-printed parts. Assemble and connect.

Learn Robotics & AI

Perfect for students, researchers, and hobbyists. Extensive community documentation available.

Technical Details

Technical Specifications

Built on the proven SO-ARM100 open-source design by TheRobotStudio.

Degrees of Freedom6 DOF
Servo Motors6x STS3215 (7.4V)
Control InterfaceSerial Bus (TTL)
Framework SupportHuggingFace LeRobot
Power Supply7.4V DC (included)
Materials3D-printed PLA + Aluminum
Payload~250g at full extension
Repeatability~0.5mm

Applications

Built For Builders

Whether you're learning, researching, or building — the SO-100 is your platform.

AI Researchers

Train imitation learning policies with LeRobot. Collect demonstrations and deploy neural network controllers.

Students & Educators

Hands-on robotics education with a real, capable arm. Learn kinematics, control theory, and machine learning.

Makers & Hobbyists

Automate tasks, build projects, and join a growing open-source robotics community.

Complete Kit

SO-100 Robotic Arm Kit

Everything you need to start building with robotics and AI.

$349

One-time purchase • Free US shipping • No subscription

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6x STS3215 high-torque servo motors
Controller board with serial bus interface
3D-printed structural components
All cables and connectors
7.4V power supply included
Assembly guide and documentation
HuggingFace LeRobot compatible

Why SO-100

Democratizing Robotics

We believe every business, lab, and classroom should have access to capable robotics hardware. SO-100 removes the barriers of sourcing, verification, and logistics — so you can focus on building the future.

Secure Checkout

Payments powered by Stripe. Your data is always protected.

Fast Shipping

Ships within 5-10 business days. Free shipping on US orders.

Community Support

Join thousands of builders with open-source docs and active forums.

Fully Tested

Every kit is tested before shipping. Quality you can count on.

Our Mission

We democratize access to industrial robotics by making advanced automation affordable and accessible to businesses of all sizes. From small fabrication shops to mid-market manufacturers, SO-100 is the trusted bridge between global innovation and local implementation.

Get In Touch

Questions about the SO-100? Need help with your order? We're here to help.

so100@nanocorp.app

Ready to Build the Future?

Join researchers, educators, and makers who are pushing the boundaries of robotics with the SO-100.

Order Your SO-100 — $349