2S 10A 7.4V Li-Ion Battery Protection Board (BMS) for 18650 Batteries

The 2S 10A 7.4V Li-Ion Battery Protection Board (BMS) is designed to provide reliable protection and management for 2-cell lithium-ion battery packs built with 18650 cells. It safeguards the battery during charging and discharging by preventing overcharge, over-discharge, overcurrent, and short-circuit conditions. Featuring low standby current consumption and a compact design, this BMS helps extend battery lifespan while ensuring safe operation. It is suitable for portable electronics, DIY battery packs, robotics, LED lighting systems, and energy storage applications.

• Designed for 2S lithium-ion battery packs

• Compatible with 18650 lithium-ion cells

• Supports 7.4V battery systems

• Maximum continuous working current of 10A

• Maximum instantaneous current of 20A

• Overcharge protection function

• Over-discharge protection function

• Overcurrent protection function

• Short-circuit protection with charge recovery

• Ultra-low standby current consumption

• Compact PCB design for easy integration

• Long operational life exceeding 50,000 hours

• Suitable for portable power applications

• Improves battery safety and reliability

• Model: 2 String 7.4V Lithium Battery Protection Board
• Battery Type: Lithium-Ion (18650)
• Battery Configuration: 2S
• Nominal Battery Voltage: 7.4V
• Charging Voltage: 8.4V – 9V
• Overcharge Protection Voltage: 4.25V – 4.35V ±0.05V
• Over-Discharge Protection Voltage: 2.5V – 3.0V ±0.05V
• Maximum Continuous Working Current: 10A
• Maximum Instantaneous Current: 20A
• Internal Resistance: <300mΩ
• Static Current: <10µA
• Short Circuit Protection: Yes
• Recovery Method: Charge Recovery
• Operating Temperature: -40°C to +50°C
• Storage Temperature: -40°C to +80°C
• Service Life: More Than 50,000 Hours
• Application: Battery Pack Protection and Management

• 2S 10A 8.4V 18650 Li-ion Battery BMS Protection Module | POWER GEN