2S 3A 18650 Li-ion Battery Series 7.4V 8.4V BMS Charger Protection Module

The 2S 3A 18650 Li-ion Battery Series BMS (Battery Management System) Charger Protection Module is designed to manage and protect two-series (2S) lithium-ion battery packs with a nominal voltage of 7.4V and a fully charged voltage of 8.4V. This module ensures safe and efficient charging and discharging of the battery pack by incorporating multiple protection features, including overcharge, over-discharge, overcurrent, and short-circuit protection. It is ideal for use in various battery-powered applications, ensuring the longevity and safety of your 18650 battery packs.

Specifications:

• Battery Configuration: 2S (two-series) 18650 Li-ion batteries
• Nominal Voltage: 7.4V
• Fully Charged Voltage: 8.4V
• Maximum Charging Current: 3A
• Maximum Discharging Current: 3A
• Overcharge Protection Voltage: 4.25V ± 0.05V per cell
• Over-discharge Protection Voltage: 2.5V ± 0.05V per cell
• Overcurrent Protection: 3A
• Short-circuit Protection: Yes
• Balance Current: 45mA (when the voltage difference between cells is > 0.1V)
• Dimensions: 36.5mm x 6.5mm x 2mm (approx.)
• Weight: 2 grams (approx.)

Key Features:

1. Comprehensive Protection: Protects against overcharge, over-discharge, overcurrent, and short-circuit, ensuring the safety and longevity of the battery pack.
2. Efficient Battery Management: Manages the charging and discharging processes to maximize battery performance and lifespan.
3. Overcurrent and Short-circuit Protection: Automatically cuts off power to prevent damage to the battery and connected devices.
4. Balance Charging: Ensures equal charging of each cell in the battery pack to maintain optimal performance and prevent imbalance.
5. Compact and Lightweight: Small size and low weight make it easy to integrate into various battery-powered devices and projects.
6. High Current Capacity: Supports charging and discharging currents up to 3A, suitable for medium to high-power applications.
7. Easy Installation: Clear input and output connections for straightforward integration into your battery pack and device.
8. Reliable Performance: Built with high-quality components to ensure stable and reliable operation under various conditions.
9. Wide Application Range: Ideal for use in DIY battery packs, power tools, e-bikes, portable electronics, and other battery-powered applications.
10. Durable Construction: Designed for long-term use with robust protection features to safeguard your battery pack.

The 2S 3A 18650 Li-ion Battery Series BMS Charger Protection Module is a crucial component for anyone using 18650 battery packs in their projects. Its comprehensive protection features and efficient battery management ensure safe operation and extend the lifespan of your batteries.