6A Active BMS Equalizer 3S–17S LiFePO4 Lithium Battery

Keep your battery packs balanced and performing at their best with the 6A Hybrid Active BMS Equalization Component. Compatible with a wide range of cell configurations — from 3S up to 17S — this active balancer works seamlessly with ternary lithium, lithium iron phosphate (LiFePO4), and lithium titanate battery chemistries. Whether you're building an e-bike pack, energy storage system, or a custom power solution, this BMS equalizer delivers stable, consistent performance.

Key Features

• Wide Compatibility: Supports 3S, 4S, 6S, 8S, 10S, 12S, 14S, 16S, and 17S configurations
• Battery Chemistry Support: Compatible with ternary lithium, lithium iron phosphate (LiFePO4), and lithium titanate cells
• Hybrid Active Balancing: 6A equalization current for efficient, fast cell balancing
• Low Power Consumption: Operating draw of approximately 1.5–2.5mA — efficient standby performance
• Durable Metal Construction: Built from quality metal components for long-lasting, reliable use
• Multiple Color Options: Available in 8 color variants to fit your build aesthetic
• Stable Performance: Designed for consistent equalization, helping to extend overall battery pack lifespan

What Is Active BMS Equalization?

Active battery balancing redistributes charge energy between cells rather than dissipating it as heat (as passive balancing does). This means your cells stay more evenly matched in voltage, your pack lasts longer, and you get more usable capacity from every charge cycle. Learn more about battery management technology at Energy.gov – Electric Vehicle Batteries.

Specifications

• Equalization Current: 6A
• Cell String Range: 3S to 17S
• Supported Chemistries: Ternary Lithium, LiFePO4, Lithium Titanate
• Operating Power Consumption: ~1.5–2.5mA
• Material: Metal
• Available Variants: 8 options

Ideal Applications

• E-bike and e-scooter battery packs
• DIY home energy storage systems
• 18650 and prismatic cell packs
• Solar energy storage builds
• RC vehicles and robotics power systems

Frequently Asked Questions

Q: What battery configurations is this 6A Active BMS Equalizer compatible with?

A: This hybrid active BMS equalization component supports 3S through 17S cell configurations, including 4S, 6S, 8S, 10S, 12S, 14S, 16S, and 17S setups. It works with ternary lithium, lithium iron phosphate (LiFePO4), and lithium titanate battery chemistries, making it highly versatile for DIY battery projects.

Q: What is the equalization current of this active BMS component?

A: This BMS equalizer delivers a 6A equalization current, providing efficient and rapid cell balancing across your battery pack. Its operating power consumption is approximately 1.5–2.5mA, keeping standby draw minimal.

Q: How does active equalization differ from passive balancing in a BMS?

A: Active equalization transfers excess charge energy from higher-voltage cells to lower-voltage cells, rather than burning it off as heat like passive balancing does. This results in better energy efficiency, more usable pack capacity, and improved long-term battery lifespan — making active BMS components like this one a smart choice for serious battery builds.

Q: Is this BMS equalizer suitable for 18650 lithium battery packs?

A: Yes, this 6A hybrid active BMS equalization component is fully compatible with 18650 lithium cells arranged in supported series configurations (3S–17S). It is suitable for both ternary lithium and LiFePO4 18650 packs.