1S 3.7V 9A 6MOS BMS Li-ion 18650 Battery Protection Board

The 1S 3.7V 9A 6MOS BMS Li-ion 18650 Battery Protection Board is designed to safeguard your lithium-ion battery packs during charging and discharging. It is suitable for a single-cell (1S) 3.7V Li-ion battery configuration, such as 18650 cells, and provides robust protection through its 6 integrated MOSFETs. This BMS ensures efficient monitoring and cuts off voltage anomalies to protect against overcharging, over-discharging, and short circuits.

With support for up to 9A current discharge, this board is ideal for building powerful yet secure battery packs for portable devices, custom power banks, IoT devices, and robotics. Its compact form and efficient heat dissipation make it perfect for integration in tight spaces, while its high accuracy MOS control ensures long battery life and stable operation.

🔧 Key Features

• Designed for 1S (single-cell) 3.7V Li-ion battery systems
• Integrated 6 MOSFETs for high-efficiency protection
• Supports up to 9A continuous discharge current
• Protects against overcharge, over-discharge, and short circuit
• Helps extend battery lifespan and maintain capacity
• Suitable for up to 5–6 cells in parallel (2500mAh each)

📐 Technical Specifications

📌 Applications

• DIY battery pack construction
• Power banks and portable power solutions
• Robotics and embedded systems
• IoT devices and sensor nodes
• Solar-powered storage modules

💡 Why Choose This BMS?

The 1S 3.7V 9A 6MOS BMS Protection Board is a compact, efficient, and cost-effective solution for protecting your 18650 Li-ion cells. With its robust MOS-based design, it ensures optimal battery performance and safety, especially in high-drain or sensitive applications. Ideal for both hobbyist and professional electronics projects.

📦 Package Includes

• 1 × 1S 3.7V 9A 6MOS BMS Protection Board