2S 3A Li-ion Lithium Battery 7.4V 8.4V 18650 Charger Protection Board Module

Ensure the safety and longevity of your 2-cell lithium-ion battery pack with our 2S 3A Li-ion Lithium Battery Charger Protection Board Module. This small yet powerful PCB-mounted module offers comprehensive protection features, including short circuit, overcharge, over-discharge, and overcurrent protection, making it ideal for your DIY portable projects.

  Key Features:  

• Over-Discharge Detection Voltage: 2.3-3.0V±0.05V
• Maximum Working Current: 3A
• Transient Current: 5A
• Operating Temperature: -40-50°C
• Internal Resistance: Less than 45mΩ

  Specifications:  

• Battery: 2 Cell
• Overcharge Detection Voltage: 4.25 ± 0.025V
• Over-discharge Detection Voltage: 2.50 ± 0.08V
• Overcurrent Protection: 5A
• Working Current: 3A
• Operating Temperature: -40 ~ +85°C
• Length: 36.5 mm
• Width: 6.5 mm
• Height: 2 mm
• Weight: 1 gm

  Pin Descriptions:  

• B+ B-: Interface of battery core
• P+ P-: Connector of the battery board
• MB: Connection point between the batteries
• B+: Battery V+ Positive
• B-: Battery V- Negative
• P+: Output/Charging V+
• P-: Output/Charging V-

  Package Includes:  

• 1 x 2S 3A Li-ion Lithium Battery 7.4V 8.4V 18650 Charger Protection Board Module

  Note:  

• This protection board is not suitable for use with lithium iron phosphate batteries and various other applications listed in the note.

Protect and manage your lithium-ion battery pack with our 2S 3A Li-ion Lithium Battery Charger Protection Board Module. Its compact design and comprehensive protection features make it an ideal choice for a wide range of DIY projects and portable applications.