2S 20A 18650 Lithium Battery Protection Board
The 2S 20A 18650 Lithium Battery Protection Board is a battery management protection module designed for 2-series (2S) lithium-ion 18650 battery packs. It provides essential safety functions such as overcharge, over-discharge, overcurrent, and short-circuit protection, ensuring safe and reliable operation of rechargeable battery systems. Available at Directronics, the 2S 20A 18650 Lithium Battery Protection Board is ideal for students, hobbyists, makers, educators, and professional engineers working on battery packs, robotics, IoT, and portable power projects.
Features:
• Designed for 2S (7.4V) 18650 Lithium Battery Packs
• Supports High Discharge Current Up to 20A
• Overcharge Protection for Battery Safety
• Over-Discharge Protection to Extend Battery Life
• Overcurrent and Short-Circuit Protection
• Balanced Charging Support (Model Dependent)
• Compact PCB Design for Easy Integration
• High Efficiency and Stable Performance
• Suitable for Rechargeable Battery Pack Assembly
• Compatible with DIY Power Banks, Robotics, and Embedded Systems
Why Choose 2S 20A 18650 Lithium Battery Protection Board?
• Ensures safe operation of lithium battery packs
• Protects against common battery failures and damage
• Suitable for high-current applications
• Compact solution for portable power systems
• Easy integration into DIY battery assemblies
• Suitable for beginners, students, and professionals
Applications:
• 18650 Battery Pack Assembly
• DIY Power Bank Projects
• Robotics Battery Systems
• Portable Electronics Power Supply
• Solar Energy Storage Systems
• Arduino and Embedded Power Projects
• IoT Devices and Sensor Nodes
• Electric Toys and DIY Vehicles
• Backup Power Systems
• Battery Management Applications
Technical Specifications:
• Product Type: Battery Protection Board (BMS)
• Battery Configuration: 2S (2 Series Lithium-Ion Cells)
• Nominal Voltage: 7.4V (8.4V Fully Charged)
• Maximum Continuous Current: 20A
• Protection Functions: Overcharge / Over-discharge / Overcurrent / Short Circuit
• Charging Voltage: 8.4V DC (Typical)
• Balancing Function: Model Dependent (May be Included)
• PCB Material: FR-4
• Interface: B+, B-, P+, P-
• Operating Temperature: -20°C to +60°C (Typical)
Package Includes:
• 1 × 2S 20A 18650 Lithium Battery Protection Board
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18650 Lithium-Ion Rechargeable Battery
Dual Charger For 18650 Rechargeable Li-Ion Battery
TP4056 Charging Module
MT3608 Boost Converter Module
Arduino Uno
ESP32 Development Board
DC Motor and Motor Driver Modules
Jumper Wires and Connectors
Why Buy from Directronics?
Directronics provides quality development boards, communication modules, sensors, electronic components, robotics modules, power management systems, and IoT solutions for students, makers, educational institutions, startups, and industry professionals. Explore our complete range of Arduino, ESP32, ESP8266, Raspberry Pi, battery systems, programming tools, and embedded development products to bring your ideas to life.
Note:
Product images are for illustration purposes only. Please review the battery compatibility, wiring configuration, charging method, current rating, and safety precautions before assembling or using the battery pack.