6S 12A BMS Board 18650 Lithium Battery Protection

6S 12A BMS Board 18650 Lithium Battery Protection is a Battery Management System designed to protect and manage 6-cell (6S) 18650 lithium-ion battery packs. It offers protection features such as overcharge, over-discharge, overcurrent, and short-circuit prevention, ensuring long life and safety for your battery packs. Ideal for DIY battery projects, e-bikes, solar storage, and power tools.

Key Features:

• 6-Cell Protection: Designed for 6-series 18650 lithium-ion battery configurations.
• 12A Discharge Capacity: Supports continuous discharge current up to 12 Amps.
• Comprehensive Protection: Includes overcharge, over-discharge, short circuit, and overcurrent protection.
• Automatic Recovery: Resets automatically when safe voltage and current limits are restored.
• Compact and Lightweight: Easy to integrate into portable power packs or enclosures.

Technical Specifications:

• Battery Configuration: 6S (22.2V nominal for Li-ion)
• Charging Voltage: 25.2V (4.2V x 6)
• Continuous Discharge Current: 12A
• Instantaneous Discharge Current: 15A–18A (for short duration)
• Overcharge Protection Voltage: 4.25 ± 0.05V per cell
• Over-discharge Protection Voltage: 2.7 ± 0.1V per cell
• Overcurrent Protection: Triggered around 15A
• Short Circuit Protection: Yes (auto recovery)

Mechanical Specifications:

• Board Size: Approx. 56mm × 45mm
• PCB Thickness: 1.2mm (approx.)
• Board Material: FR-4 with solder mask coating
• Connector Pads: Clearly labeled for easy soldering

Wiring and Connection:

• Wiring Type: Direct soldering of battery terminals and load/charge lines
• Pin Labels: B+, B1, B2, B3, B4, B5, B6, B-, P+, P-
• Connection Guide: Follow correct sequence to prevent board damage

Datasheet and Documentation:

• Download 6S 12A BMS Module Datasheet (PDF)

Applications:

• Battery Packs: Used in DIY 22.2V lithium-ion battery assemblies.
• Electric Vehicles: Supports e-bikes, e-scooters, and lightweight EVs.
• Solar Energy Storage: Protects battery banks in off-grid systems.
• Power Tools: Ensures safety in high-power portable tools.
• UPS and Inverters: Adds safety to backup battery systems.

Equivalent Models:

• HX-6S-A01: Similar 6S BMS with 10A–12A current rating
• CMR 6S 15A: Higher rating BMS suitable for similar applications
• DALY 6S BMS: Well-known branded alternative with similar functionality

Package Includes:

• 1 x 6S 12A BMS Board for 18650 Lithium Battery Protection