8S 24V 30A LiFePO4 Battery Management System (BMS) with Active Balancing

Protect and optimize your 8-cell 24V LiFePO4 battery pack with this high-performance Battery Management System (BMS) module. Featuring active cell balancing technology, this compact PCB board ensures each cell in your pack stays at an equal charge level — maximizing battery capacity, extending overall lifespan, and delivering consistent power output up to 30A continuous.

Whether you're building a DIY solar energy storage system, an electric vehicle battery pack, or an off-grid power solution, this BMS module provides the intelligent protection your LiFePO4 cells need to perform at their best.

Key Features

Active Cell Balancing: Actively redistributes charge between cells during charge and discharge cycles for uniform voltage across all 8S cells
30A Continuous Discharge Current: Handles demanding loads including solar charging systems and high-draw applications
24V / 8S Configuration: Designed specifically for 8-series LiFePO4 battery packs (nominal ~25.6V)
Comprehensive Protection: Built-in safeguards include overcharge, over-discharge, overcurrent, and short-circuit protection
Solar Charging Compatible: Optimized for solar panel charging setups and renewable energy storage applications
Compact SMD Construction: Surface-mount design keeps the module small and lightweight for easy integration into battery enclosures
High-Efficiency PCB: Premium SMD components ensure stable operation and minimal energy loss

Specifications

Battery Type: LiFePO4 (Lithium Iron Phosphate)
Cell Configuration: 8S (8 cells in series)
Nominal Voltage: 24V (25.6V nominal)
Continuous Discharge Current: 30A
Balancing Type: Active Balancing
PCB Type: SMD
Compatible Applications: Solar storage, DIY power banks, e-bikes, off-grid systems
Quantity: 1 piece per order

What's Included

1 × 8S 24V 30A LiFePO4 BMS Module (SMD)

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Frequently Asked Questions

Q: What is an 8S 24V 30A LiFePO4 BMS module and what does it do?

A: A Battery Management System (BMS) module monitors and protects your LiFePO4 battery pack. This 8S 24V 30A model manages 8 lithium iron phosphate cells in series, providing overcharge, over-discharge, overcurrent, and short-circuit protection while actively balancing the voltage across all cells for maximum efficiency and longevity.

Q: What is the difference between active balancing and passive balancing in a BMS?

A: Passive balancing dissipates excess energy from higher-charged cells as heat, which wastes energy. Active balancing, as featured in this BMS module, transfers energy from higher-charged cells to lower-charged cells, making the process far more efficient, reducing heat generation, and ultimately extending the usable life of your battery pack.

Q: Is this BMS module compatible with solar charging systems?

A: Yes. This 8S 24V 30A BMS module is specifically designed to be compatible with solar charging applications. It handles the charge/discharge cycles typical of solar energy storage systems and includes the protection circuits needed for safe, reliable operation in off-grid setups.

Q: What battery cell configuration does this BMS support?

A: This BMS is designed for an 8S configuration — meaning 8 LiFePO4 cells connected in series. Each LiFePO4 cell has a nominal voltage of approximately 3.2V, so 8 cells in series gives a nominal pack voltage of approximately 25.6V (rated as a 24V system).

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.