3S/10A BMS Module

The 3S 10A BMS module is a compact battery protection board designed for managing and protecting 3-series lithium-ion or lithium-polymer battery packs. It ensures safe charging and discharging by monitoring individual cell voltages and controlling current flow, helping to extend battery life and improve overall system safety.

Technical Specifications:

• Battery configuration: 3S (3 cells in series)
• Nominal battery voltage: 11.1 V
• Maximum charge voltage: 12.6 V
• Continuous discharge current: up to 10 A
• Charge current: up to 5 A (typical)
• Overcharge protection voltage: ~4.25 V ± 0.05 V per cell
• Over-discharge protection voltage: ~2.5 V ± 0.1 V per cell
• Overcurrent protection: supported
• Short-circuit protection: supported
• Battery type: Li-ion / LiPo
• Terminals: B+, B−, B1, B2, P+, P−

Features:

• Protects against overcharge, over-discharge, overcurrent, and short circuits
• Balances cell voltages during charging to improve battery consistency
• Compact and lightweight design suitable for tight enclosures
• Low power consumption during standby
• Simple wiring for integration into custom battery packs

Applications:

• 3S lithium battery packs
• DIY battery-powered projects
• Portable electronics
• Power banks and backup power systems
• Electric tools and small mobility devices