4S 30A LifePo4 Lithium Iron Phosphate Battery Balanced Charging BMS PCB Board

The 4S 30A LiFePO4 Battery Management System (BMS) PCB Board is a high-performance protection and balancing module designed for 18650 Lithium Iron Phosphate (LiFePO4) battery packs. It ensures safe and efficient charging, discharging, and cell balancing to extend battery life and maintain stable performance. Ideal for DIY battery projects, solar energy storage, e-bikes, power tools, and other lithium battery applications.

Built with a durable PCB and intelligent circuitry, this BMS provides complete protection against overcharge, over-discharge, overcurrent, and short circuits — ensuring maximum safety and long-term reliability for your power system.

Specifications:

• Continuous Discharge Current: 30A (Max)
• Peak Discharge Current: 56A
• Charging Voltage: 14.8V
• Charging Current: 20A (Max)
• Overcharge Protection: Detects at 3.75±0.05V, releases at 3.60±0.05V
• Over-discharge Protection: Detects at 2.1±0.08V, releases at 2.3±0.1V
• Over-current Protection: 56±10A detection, 20ms delay
• Balance Current: 58mA for precise cell equalization
• Internal Resistance: ≤20mΩ
• Working Current: ≤30µA | Sleep Current: ≤20µA
• Operating Temperature: -30°C to +80°C
• PCB Size: 56 × 47mm (2.2 × 1.85″)

Highlights:

• Supports 4S LiFePO4 18650 battery packs with cell balancing for improved lifespan.
• Ensures safe operation with automatic recovery and short-circuit protection.
• High-quality components for stable voltage regulation and efficiency.
• Compact and lightweight design ideal for portable and custom power systems.

Package Includes:

• 1 × 4S LiFePO4 18650 Battery BMS PCB Protection Board

Please note: This BMS is specifically designed for 4-cell LiFePO4 packs and not compatible with standard Li-ion batteries. Minor size variations (1–3mm) may occur due to manual measurement. Colors may slightly vary due to display settings. Ensure compatibility before installation.

Buy the 4S 30A LiFePO4 BMS online in Pakistan for efficient battery management, safe charging, and reliable power protection for all your lithium projects.