The 3S/40A Li-ion Lithium Battery Charger Protection Board 18650 is a high-performance protection board designed for 3S lithium-ion battery packs, providing a reliable and efficient solution for charging and protecting your batteries. With its advanced features and robust design, this board is ideal for a wide range of applications, including drone components, Arduino projects, and other high-current devices.

This protection board offers a range of features, including overcharge, over-discharge, over-current, and short-circuit protection, ensuring that your batteries are always safe and secure. The board also features a balanced circuit, which helps to maintain the health and longevity of your batteries. With its high current rating of 40A, this board is capable of handling demanding applications with ease.

The following are the key specifications of the 3S/40A Li-ion Lithium Battery Charger Protection Board 18650:

• Input Voltage: 11.1V - 12.6V


• Output Voltage: 12V


• Current Rating: 40A


• Protection Functions: Overcharge, Over-discharge, Over-current, Short-circuit


• Balanced Circuit: Yes


• Compatible Battery Type: 18650 Lithium-ion

This protection board is suitable for a variety of applications, including:

• Drone Components: Perfect for building and repairing drones, this board provides a reliable and efficient solution for powering your drone's systems.


• Arduino Projects: With its high current rating and advanced protection features, this board is ideal for powering Arduino projects that require a reliable and efficient power source.


• Ultrasonic Sensor Projects: This board is also suitable for powering ultrasonic sensor projects, providing a stable and efficient power source for your sensors.


• Breadboard Projects: The 3S/40A Li-ion Lithium Battery Charger Protection Board 18650 is also perfect for powering breadboard projects, providing a reliable and efficient solution for prototyping and testing your designs.