BMS Battery Management System for Balance Charging and Protection (18650 - 3S - 10A - 11.1 : 12.6V)

Overview

Maximize the performance and lifespan of your 3S 18650 Li-ion battery packs with the MOKWN BMS Battery Management System. This compact, reliable module integrates essential protection and balance charging functions into a single board, ensuring your battery operates safely and efficiently. Designed for 11.1V to 12.6V systems, it's the perfect safeguard for your DIY electronics, robotics, and portable power projects.

Key Features

• Integrated Protection: Guards against overcharge, over-discharge, overcurrent, and short circuits to protect your cells and connected devices.
• Balance Charging: Actively balances the voltage across all three cells during charging, preventing cell degradation and maximizing usable capacity.
• Wide Compatibility: Designed for standard 3S 18650 battery packs, perfect for a variety of hobbyist and professional applications.
• High Current Rating: Supports up to 10A continuous current, suitable for a wide range of motors, drivers, and high-power loads.
• Compact & Easy to Integrate: Small footprint with clearly labeled solder pads (B+, B1, B2, B-, P+, P-) for straightforward wiring.

Technical Specifications

• Number of Cells: 3 (3S)
• Total Charging Voltage (3 cells): 11.1V – 12.6V
• Continuous Discharge Current: 10A
• Overcharge Protection: Yes
• Over-discharge Protection: Yes
• Overcurrent Protection: Yes
• Short Circuit Protection: Yes
• Balance Function: Yes

Applications & Use Cases

• DIY Power Banks: Build reliable, high-capacity power banks for portable electronics.
• Robotics & Drones: Power your robot projects, drones, and RC vehicles with confidence.
• Solar & Backup Systems: Create safe and efficient energy storage solutions for off-grid applications.
• E-Bikes & E-Scooters: Upgrade or repair your electric mobility devices.
• IoT & Embedded Systems: Provide stable, protected power for your sensor networks and microcontroller projects.

What's Included

• 1x BMS Battery Management System (3S, 10A)

Compatibility

• Works with 3S Li-ion battery packs made from 18650 cells or similar cylindrical cells.
• Compatible with 11.1V to 12.6V charging systems (typically a 12.6V charger for 3S packs).
• Suitable for use with common battery chargers and power supplies that output the correct voltage.

MOKWN Recommendation

This BMS is an essential component for any maker building or maintaining a 3S Li-ion battery pack. Whether you're creating a power bank, upgrading a robot, or building a backup power system, this module ensures safety and extends battery life. We recommend pairing it with high-quality 18650 cells and a proper 3S balance charger for the best results. Order today and power your projects with confidence!