5S 15A 18650 Li-ion Lithium Battery BMS Charger Protection Board for 18V 21V Battery

Overview of this 3s 8a li-ion 18650 lithium battery charger bms protection board

Features

Balanced Charging: This 3S 8A Li-ion 18650 Lithium Battery Charger ensure each cell in the 5S battery pack is charged equally. Optimize battery performance and extend overall life through precise voltage balancing.

Overcharge Protection: It Automatically cuts off charging when the battery reach full capacity. It also prevent from overcharging & enhance battery safety and reduce the risk of damage.

Over discharge Protection: Disconnects the load when voltage drops too low to prevent deep discharge. Protects the battery from damage caused by excessive discharge & preserve its life.

Short Circuit Protection: Instantly responds to short circuits by cutting off power to prevent accidents. Enhances safety by protecting the battery and connected devices from potential harm.

High Current Capacity: Handles up to 15A of current, supporting high-power applications effectively. Suitable for 18V and 21V batteries, providing robust and reliable performance.

Specification

Battery Type: 5S Li-ion 18650

Continuous Discharge Current: 15A

Charging Voltage (per cell): 4.2V ± 0.05V

Total Charging Voltage: 21V (5 cells in series)

Charging Current: Up to 10A (Adjustable)

Overcharge Protection Voltage: 4.25V ± 0.05V per cell

Overcharge Release Voltage: 4.15V ± 0.05V per cell

Overdischarge Protection Voltage: 2.5V ± 0.1V per cell

Overdischarge Release Voltage: 3.0V ± 0.1V per cell

Short Circuit Protection: Yes

Overcurrent Protection: Yes (around 20A)

Balance Function: Yes (50-80mA per cell)

Operating Temperature: -20°C to 60°C

PCB Dimensions: 60mm x 40mm (Typical)

Mounting Holes: Provided

PCB Material: FR4

Connections: Solder pads or connectors

SKU: RW-1242