3S 20A 18650 Li-ion Battery Series 4.2V 8.4V 12.6V BMS Charger Protection Module

The 3S 20A 18650 Li-ion Battery Series BMS (Battery Management System) Charger Protection Module is engineered for managing and safeguarding three-series (3S) lithium-ion battery packs. With a nominal voltage range of 4.2V to 12.6V, this module ensures the efficient and safe operation of your battery pack. It features robust protection mechanisms, including overcharge, over-discharge, overcurrent, and short-circuit protection, and supports a high current capacity of up to 20A. This module is perfect for high-power applications such as electric vehicles, power tools, and portable electronic devices.

Specifications:

• Battery Configuration: 3S (three-series) 18650 Li-ion batteries
• Nominal Voltage: 11.1V
• Fully Charged Voltage: 12.6V
• Maximum Charging Current: 20A
• Maximum Discharging Current: 20A
• Overcharge Protection Voltage: 4.25V ± 0.05V per cell
• Over-discharge Protection Voltage: 2.5V ± 0.05V per cell
• Overcurrent Protection: 20A
• Short-circuit Protection: Yes
• Balance Current: 60mA (when voltage difference between cells is > 0.1V)
• Dimensions: 54mm x 16mm x 3.5mm (approx.)
• Weight: 6 grams (approx.)

Key Features:

1. High Current Capacity: Supports up to 20A charging and discharging currents, ideal for high-power applications.
2. Comprehensive Protection: Provides overcharge, over-discharge, overcurrent, and short-circuit protection to ensure battery safety and longevity.
3. Efficient Battery Management: Manages charging and discharging processes to maximize battery performance and lifespan.
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. Overcurrent and Short-circuit Protection: Automatically cuts off power to prevent damage to the battery and connected devices.
7. Reliable Performance: Built with high-quality components to ensure stable and reliable operation under various conditions.
8. Easy Installation: Clear input and output connections for straightforward integration into your battery pack and device.
9. Wide Application Range: Suitable for use in DIY battery packs, electric vehicles, power tools, portable electronics, and other high-power applications.
10. Durable Construction: Designed for long-term use with robust protection features to safeguard your battery pack.

The 3S 20A 18650 Li-ion Battery Series BMS Charger Protection Module is an essential component for ensuring the safe, efficient, and reliable operation of your high-power 3S battery packs. Its high current capacity and comprehensive protection features make it an excellent choice for demanding applications.