The 6S 12A Li-ion Battery BMS Protection Board is designed for 6-cell series (6S) 18650 Li-ion battery packs, providing complete safety and efficient power management. This BMS ensures cell balancing during charging, preventing overcharging of individual cells and maintaining uniform voltage levels across all cells.
With a continuous discharge current of 12A, it is ideal for medium-power battery applications, including DIY power banks, e-bikes, robotics, and portable devices. The board also includes overcurrent and short-circuit protection, ensuring long-term battery safety and durability.
Students, hobbyists, and professional electronics developers rely on this BMS for safe, reliable, and efficient battery management, making it a must-have component for any 6S 18650 Li-ion battery pack.
🔹 FAQs
Q1: Can this BMS be used for e-bike batteries?
Yes, it is suitable for medium-power 6S 18650 packs, commonly used in e-bikes and scooters.
Q2: Does it balance the cells automatically?
Yes, it provides automatic cell voltage balancing during charging to extend battery life.
Q3: What protections does it include?
It includes overcharge, over-discharge, overcurrent, and short-circuit protection.
Q4: What type of batteries are compatible?
Compatible with 3.6V–3.7V Li-ion cells, including 18650 and LiPo cells.
Q5: Is the BMS easy to integrate into battery packs?
Yes, the compact PCB design allows easy integration into DIY or commercial battery assemblies.
🔹 Specification Table
| Parameter | Value |
|---|---|
| Battery Configuration | 6S (6 cells in series) |
| Continuous Discharge Current | 12A |
| Maximum Charge Voltage | 25.2V (6 × 4.2V) |
| Balance Function | Automatic cell balancing |
| Protections | Overcharge, over-discharge, overcurrent, short circuit |
| Compatible Cells | 3.6V–3.7V Li-ion (18650, LiPo) |
| Applications | E-bikes, scooters, DIY battery packs, robotics |
| PCB Dimensions | ~65 × 30 × 4 mm |








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