Unitree G1 Battery Charger

$120

The Unitree G1 Battery Charger is the official charging solution designed specifically for the Unitree G1 humanoid robot battery system. Engineered for performance and reliability, this charger delivers a powerful 54V at 5A output to efficiently recharge your G1's 9000mAh battery packs, minimizing downtime and keeping your humanoid robot ready for research, development, and deployment. Whether you're operating in a university robotics lab, a commercial R&D facility, or a warehouse environment,

Overview

Whether you're operating in a university robotics lab, a commercial R&D facility, or a warehouse environment, the Unitree G1 Charger provides consistent, safe, and rapid charging with universal AC input compatibility — no voltage converters needed anywhere in the world.

Input Voltage: 100–240V AC

Input Frequency: 50/60Hz

Input Current: 4A

Input Power: 350VA max

Output Voltage: 54V DC

Output Current: 5A

Output Power: 270W

Color: Black

Connector: Unitree G1 proprietary battery connector

This charger is designed exclusively for the Unitree G1 Humanoid Robot battery system (9000mAh, 199.8Wh, charge limit voltage 25.2V per cell group, 54V pack). It is compatible with both the standard G1 and G1 EDU models. It is not compatible with Unitree H1, H1-2, Go1, Go2, B2, or other Unitree robot batteries.

As an authorized Unitree parts dealer, Robozaps provides genuine OEM chargers with full manufacturer warranty. Every order ships insured with tracking, and our robotics experts are available Monday through Friday to assist with compatibility questions and technical support. With hassle-free returns and competitive pricing at just $120, Robozaps is the trusted source for Unitree G1 accessories.

The G1 battery (9000mAh / 199.8Wh) charges in approximately 1–1.5 hours using this official charger, depending on the current charge level and ambient temperature.

No. The G1 charger outputs 54V at 5A, which is specific to the G1 battery pack. The H1 and H1-2 use a different charger with 33.6V at 9A output. Using the wrong charger may damage the battery and void your warranty.

Yes. The charger accepts 100–240V AC at 50/60Hz, making it compatible with power standards in North America, Europe, Asia, and most other regions. You may need a plug adapter for your local outlet type, but no voltage converter is required.

If you operate multiple G1 robots or swap batteries frequently, having a second charger allows you to charge one battery while the robot operates on another, maximizing uptime and productivity.

Key Features

High-Power 270W Output: Delivers 54V at 5A (270W) for fast, efficient charging of the Unitree G1 battery (9000mAh / 199.8Wh capacity), significantly reducing turnaround time between operations.
Universal AC Input: Accepts 100–240V AC at 50/60Hz (4A, 350VA), making it compatible with power grids worldwide — ideal for international robotics teams and global deployments.
Compact and Portable Design: Lightweight and easy to transport, the charger is built for lab benches, field operations, and mobile deployment scenarios where space is at a premium.
Safety-First Engineering: Built-in protection against overcharge, overcurrent, overvoltage, and short circuit ensures your expensive G1 batteries are charged safely every time.
Plug-and-Play Operation: Simply remove the G1 battery pack using the pull-out strap, connect the charger to AC power, and plug into the battery. LED indicators show charging status at a glance.