2S 20A 18650 Lithium Battery Protection Board (BMS)

2S 20A 18650 Lithium Battery Protection Board (BMS)

The 2S 20A 18650 Lithium Battery Protection Board is designed to provide reliable protection for 2-cell (2S) lithium-ion or lithium-polymer battery packs. It ensures the safety, longevity, and efficiency of battery packs by monitoring and controlling crucial parameters such as voltage, current, and temperature. This  prevents overcharging, over-discharging, overcurrent, and short-circuit conditions, making it an essential component for battery-powered devices.

This BMS is ideal for applications such as electric bikes, power tools, solar energy storage systems, LED lighting, and other DIY battery pack projects. With a 20A discharge current capacity, it can efficiently handle moderate power loads while ensuring safe and stable performance. The compact and lightweight design makes it easy to integrate into various battery pack configurations.

The 2S 20A BMS provides essential protection for lithium battery packs. It prevents overcharge, over-discharge, and short circuits, ensuring safe operation. Moreover, it actively balances charging, which helps extend battery life. Designed for 18650 lithium-ion batteries, this module supports a 20A discharge current, making it ideal for e-bikes, power tools, and DIY battery projects.

In addition, its compact and lightweight design allows easy integration into various applications. To enhance safety, short-circuit protection automatically disconnects power, preventing damage. Furthermore, overcurrent control ensures stable and efficient performance. As a result, your batteries remain protected, efficient, and long-lasting.

Key Features:

✔ Overcharge Protection – Prevents overvoltage damage to the battery cells by limiting the charging voltage to a safe level.
✔ Over-discharge Protection – Prevents battery depletion by cutting off the load when voltage drops below a specified threshold.
✔ Short-Circuit Protection – Automatically disconnects the circuit in case of a short circuit to avoid damage and hazards.
✔ Overcurrent Protection – Ensures safe operation by restricting excessive current flow, preventing overheating and damage.
✔ Balanced Charging – Actively balances the voltage between battery cells to extend battery lifespan and enhance efficiency.
✔ Compact & Lightweight Design – Easily fits into various battery-powered applications.
✔ Supports 18650 Li-ion Batteries – Compatible with standard 18650 lithium-ion cells for seamless integration.

it is an essential safety device for any lithium-ion battery pack, ensuring optimal performance and long-term reliability. Whether you’re building a custom battery pack or upgrading an existing one, this protection board is a crucial addition for safety and efficiency.

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