3S 20A Li-ion Lithium Battery 18650 Charger BMS Protection Board

Description

3S 20A Li-ion Lithium Battery 18650 Charger PCB BMS Protection Board

Product Overview:

The 3S 20A Li-ion Lithium Battery Charger PCB BMS Protection Board is a reliable battery management system designed to safeguard 3-cell 18650 lithium-ion battery packs. With advanced protection features such as overcharge, over-discharge, short circuit, and temperature protection, this BMS ensures safe and efficient power management. Its compact design and 20A continuous discharge capability make it ideal for DIY battery packs, backup power systems, and renewable energy projects.

Key Features:

• 🔋 Battery Management: Comprehensive protection for 3-cell lithium-ion packs, ensuring safe operation and extended lifespan.
• ⚡ Overcharge Protection: Prevents overcharging by automatically cutting off the charging current.
• 🔄 Over-Discharge Protection: Stops discharge if voltage falls below a safe threshold, protecting the battery.
• 🔌 Short Circuit Protection: Prevents short circuits, safeguarding the battery and connected devices.
• ⚖️ Balance Charging: Ensures uniform charging of individual cells for optimal performance.
• 🚀 High Current Handling: Supports up to 20A continuous discharge current for power-demanding applications.
• 🌡️ Temperature Protection: Monitors and prevents excessive heat during operation.
• 📏 Compact Design: Small PCB size for easy integration into custom battery packs.
• 🛠️ Easy Installation: Pre-soldered terminals and clear markings for straightforward setup.

📋 Specifications:

• Battery Type: 3S (3-series) 18650 lithium-ion cells
• Maximum Charging Current: 20A
• Continuous Discharge Current: 20A
• Operating Voltage: 12.6V (fully charged)
• Operating Temperature: -20°C to 60°C
• Dimensions: 64mm x 20mm x 3.4mm
• Protection Features: Overcharge, over-discharge, short circuit, temperature protection, balance charging

🎯 Applications:

• 🔋 DIY Battery Packs: Ideal for custom battery pack projects.
• 🚗 Electric Vehicles: Suitable for e-bikes, scooters, and other electric mobility solutions.
• ⚡ Backup Power Systems: Ensures reliable battery protection for UPS and backup systems.
• ☀️ Renewable Energy: Manages lithium-ion banks in solar and wind energy systems.
• 🤖 Electronic Devices: Suitable for drones, robots, and other high-power electronics.

🌟 Benefits:

• ✅ Enhanced Safety: Comprehensive protection features prevent risks like overcharging and short circuits.
• ✅ Reliable Performance: Ensures stable power management for high-demand applications.
• ✅ Extended Battery Life: Balance charging and discharge protection maximize battery lifespan.
• ✅ User-Friendly: Simple installation with pre-soldered terminals and clear labels.
• ✅ Cost-Effective: Offers advanced protection at an affordable price.

📦 Package Includes:

• 1 x 3S 20A Li-ion Lithium Battery Charger PCB BMS Protection Board