Lithium Battery Charger Protection Module (BMS) 3S (12.6V – 100A )

Product Overview

The BMS 3S 100A Lithium Battery Charger Protection Module is a Battery Management System (BMS) designed to protect 3-cell lithium-ion (Li-ion) or LiFePO4 battery packs. It provides essential safety features, including overcharge, over-discharge, overcurrent, and short-circuit protection, ensuring extended battery life and reliable operation. With an impressive 100A continuous discharge current, this module is ideal for high-power applications such as inverters, electric vehicles, solar energy storage, and power tools.

Key Features:

• Supports 3S Battery Packs – Compatible with Li-ion (3.7V/cell) and LiFePO4 (3.2V/cell).
• High 100A Continuous Discharge Current – Suitable for demanding high-power applications.
• Overcharge & Over-discharge Protection – Prevents battery cell damage and extends battery lifespan.
• Overcurrent & Short Circuit Protection – Ensures system safety.
• Cell Balancing Function – Distributes charge evenly for optimal battery performance.
• Compact & Durable Design – Ideal for integration into various power systems.

Technical Specifications:

• Battery Configuration: 3S (3 cells in series)
• Supported Battery Types: Lithium-ion (3.7V per cell), LiFePO4 (3.2V per cell)
• System Voltage: 12.6V (Li-ion) / 9.6V (LiFePO4)
• Continuous Discharge Current: 100A
• Overcharge Voltage Protection: ~4.2V per cell (Li-ion), ~3.65V per cell (LiFePO4)
• Over-discharge Voltage Protection: ~2.5V per cell (Li-ion), ~2.0V per cell (LiFePO4)
• Overcurrent Protection: Yes, triggered at 100A+
• Short Circuit Protection: Yes
• Balancing Function: Yes, passive balancing
• Operating Temperature: -20°C to 60°C
• Module Dimensions: Compact for easy installation

Applications:

• Electric Vehicles & E-bikes – Ensures stable and safe battery performance.
• Solar Energy Storage – Ideal for off-grid and renewable energy solutions.
• High-Power Inverters & UPS Systems – Provides reliable battery protection.
• Power Tools & Custom Battery Packs – Enhances battery longevity and safety.

Why Choose the BMS 3S 100A Module?

With high power handling, reliable protection features, and efficient cell balancing, the BMS 3S 100A is a perfect solution for 3S lithium battery applications, ensuring performance, safety, and longevity.