4S 20A Lithium Battery BMS Balance Module: A Detailed Overview

The 4S 20A Lithium Battery BMS Balance Module is a versatile device designed specifically for the efficient charging of 18650 batteries. It also offers comprehensive protection for Li-Polymer and LiMnO batteries, which typically have a voltage of 3.6V/3.7V.

Technical Specifications

• Overcharge Protection Voltage per Cell: 4.23 - 4.28V
• Overcharge Protection Recovery Voltage per Cell: 4.08 - 4.18V
• Overcharge Protection Delay: 0.5 - 1.5S
• Overdischarge Protection Voltage per Cell: 2.72 - 2.88V
• Overdischarge Protection Recovery Voltage per Cell: 2.9 - 3.1V
• Overcharge Protection Current: 60A
• Overdischarge Protection Current: 60A
• Overdischarge Protection Delay: 0.5 - 1.5S
• Temperature Protection: YES
• Disconnect Protection: YES
• Short Circuit Protection: YES
• Short Circuit Delay: 100 - 600μS
• Short Circuit Recovery: YES
• Charging Current: 20A
• Discharging Current: 20A
• Charging Voltage: 4.2V for 1S, 8.4V for 2S, 12.6V for 3S, 16.8V for 4S, 21V for 5S BMS

All components incorporated in this module are original, ensuring the highest quality and performance. The product is backed by a quality guarantee.Note: This module can be configured for use as a 3S 20A, 4S 20A, or 5S 20A, demonstrating its high versatility and quality.

Product Dimensions

• Width: 17mm
• Length: 55mm

Package Contents

The package includes one 4S 20A Lithium Battery BMS Balance Module.