HX-2S-A2 Circular 2S 8.4V BMS – Lithium Battery Protection Board for 18650 Cells

The HX-2S-A2 Circular 2S 8.4V BMS is a compact and cost-effective protection circuit board designed for 2-cell 18650 lithium-ion battery packs. Featuring a round form factor, this BMS offers comprehensive protection against short circuits, overcharge, overdischarge, and overload conditions, ensuring battery longevity and safety.

This module is ideal for portable electronics, DIY power banks, LED lights, and any small-scale lithium battery applications requiring stable performance and safety mechanisms. With reliable MOSFET switching and accurate voltage thresholds, it helps protect your battery system while keeping wiring compact.

🔧 Key Features

• Supports 2S 18650 lithium-ion battery packs (7.4V nominal, 8.4V max)
• Round PCB design for compact installations
• Integrated overcharge, overdischarge, and short-circuit protection
• Stable performance and low power consumption
• Cost-effective and space-saving BMS solution
• Ideal for DIY power packs and electronics

📐 Technical Specifications

📌 Applications

• 2S lithium-ion battery packs
• DIY power banks and portable devices
• LED lighting projects
• Small RC electronics and toys
• Battery-powered IoT and embedded systems

💡 Why Choose This BMS?

The HX-2S-A2 Circular 2S 8.4V BMS is the ideal solution when you need compact and reliable protection for a 2-cell lithium battery system. With multiple layers of protection and a circular form that fits tight spaces, it’s perfect for DIY enthusiasts and developers alike.

📦 Package Includes

• 1 × HX-2S-A2 Circular 2S 8.4V BMS Protection Plate