2S 4A 7.4V NMC BMS Li-ion Battery Protection Board for 2 Cells

Description

The 2S 4A 7.4V NMC BMS Li-ion Battery Protection Board for 2 Cells is a high-grade, precision-tested electronic component designed for reliable performance in prototyping, education, industrial control, and custom hardware engineering.

🔹 Key Features

• •The BMS protects your battery pack from overcharge, over-discharge, overcurrent, and short circuit conditions, which can damage cells or reduce battery life
• •By maintaining proper operating limits, it helps improve battery safety, performance, and longevity
• •This protection board is suitable for 18650 lithium-ion cells, NMC battery packs, and DIY battery projects
• •It is widely used in portable electronics, power banks, robotics, LED lighting systems, and backup power solutions
• •Some variants may also include cell balancing and temperature protection features, ensuring equal charge distribution between cells and preventing overheating
• •Due to its compact size and easy integration, this BMS module is an essential component for building safe and reliable lithium battery packs

🔹 Technical Specifications

🔹 Pin Configuration & Wiring

🔹 Applications

This component is engineered and suitable for:

• •Microcontroller interfacing (Arduino, ESP32, Raspberry Pi, STM32)
• •IoT telemetry, environmental monitoring, and smart home systems
• •Robotics navigation, obstacle detection, and motion sensing
• •STEM education, university electronics labs, and maker prototyping

🔹 Package Includes

• ✓1 × 2S 4A 7.4V NMC BMS Li-ion Battery Protection Board for 2 Cells