4S 40A Balanced Version 18650 Li-ion Battery Series 14.8V 16.8V BMS Charger Protection Module

The 4S 40A Balanced Version 18650 Li-ion Battery Series BMS (Battery Management System) Charger Protection Module is designed to manage and protect four-series (4S) lithium-ion battery packs. With a nominal voltage of 14.8V and a fully charged voltage of 16.8V, this module supports a high current capacity of up to 40A. It includes balanced charging and comprehensive protection features such as overcharge, over-discharge, overcurrent, and short-circuit protection, ensuring safe, reliable, and efficient operation for high-power applications like electric vehicles, power tools, and portable electronics. Specifications: Battery Configuration: 4S (four-series) 18650 Li-ion batteries Nominal Voltage: 14.8V Fully Charged Voltage: 16.8V Maximum Charging Current: 40A Maximum Discharging Current: 40A Overcharge Protection Voltage: 4.25V ± 0.05V per cell Over-discharge Protection Voltage: 2.5V ± 0.05V per cell Overcurrent Protection: 40A Short-circuit Protection: Yes Balance Current: 60mA (when voltage difference between cells is > 0.1V) Dimensions: 60mm x 55mm x 3.5mm (approx.) Weight: 15 grams (approx.) Key Features: High Current Capacity: Supports up to 40A charging and discharging currents, ideal for high-power applications. Balanced Charging: Ensures equal charging of each cell in the battery pack to maintain optimal performance and prevent imbalance. Comprehensive Protection: Provides overcharge, over-discharge, overcurrent, and short-circuit protection to ensure battery safety and longevity. Efficient Battery Management: Manages charging and discharging processes to maximize battery performance and lifespan. Robust Overcurrent and Short-circuit Protection: Automatically cuts off power to prevent damage to the battery and connected devices. Compact and Lightweight: Small size and low weight make it easy to integrate into various battery-powered devices and projects. Reliable Performance: Built with high-quality components to ensure stable and reliable operation under various conditions. Easy Installation: Clear input and output connections for straightforward integration into your battery pack and device. Wide Application Range: Suitable for use in DIY battery packs, electric vehicles, power tools, portable electronics, and other high-power applications. Durable Construction: Designed for long-term use with robust protection features to safeguard your battery pack. The 4S 40A Balanced Version 18650 Li-ion Battery Series BMS Charger Protection Module is essential for ensuring the safe, efficient, and reliable operation of your high-power 4S battery packs. Its high current capacity and balanced charging features make it an excellent choice for demanding applications. SKU: ELEB-4S-40A-BMS Categories: Batteries and Accessories, BMS Tags: 18650, 18650 Li-ion Battery, 4S BMS, Battery Management System, Charger Protection