3S 10A BMS Module 12V 18650 BMS Charger Li-ion Lithium Battery Protection Board 11.1v 3S 10A 18650

Product Overview

The module you provided is a 3-Cell Lithium Battery Protection Module (often referred to as a BMS or PCM—Protection Circuit Module). It is designed to manage 3-serial-cell lithium-ion or lithium-polymer battery packs (commonly used in 11.1V, 12V, or 12.6V systems). Its primary function is to safeguard the battery pack against overcharging, over-discharging, short circuits, and over-current conditions.

Core Specifications

• SKU: PSU1012

• Configuration: 3-Cells in Series (3S)

• Maximum Operating Current: 6~8A

• Overcharge Detection: 3.9 ~ 4.35V ± 0.05V

• Over-discharge Detection: 2.3 ~ 3.0V ± 0.05V

• Quiescent Current: < 30µA

• Dimensions: 50mm x 16mm x 1mm

• Operating Temperature: -40°C to +50°C