1S 2A 18650 Lithium Battery BMS With Nickel Strip

1S 18650 Li-ion Lithium Battery BMS Charger Protection Board for 3.7V Battery

This BMS (Battery Management System) board is designed for single-cell 3.7V Li-ion rechargeable batteries like 18650 or 14500. It offers essential protections to ensure battery longevity and safety during charging and discharging.

Protections:

Short Circuit Protection

Overcharge Protection

Over-discharge Protection

Overcurrent Protection

Description:

P-: Negative of input/output power

P: Positive of input/output power

B-: Negative terminal of the battery

B: Positive terminal of the battery

Features:

High-accuracy voltage detection circuitry

High-voltage tolerance charging terminal

Built-in three-stage overcurrent detection (Overcurrent 1, Overcurrent 2, Load Short Circuit)

MOSFET-based charge and discharge control

Specifications:

Compatibility: 3.7V Li-ion Batteries (e.g., 18650, 14500)

Overcharge Detection Voltage: 4.25 ± 0.05V

Overcharge Release Voltage: 4.23 ± 0.05V

Over-discharge Detection Voltage: 2.54 ± 0.1V

Overcurrent Detection: 3A

Working Current: 1A

Package Includes:

1 × 1S 18650 Li-ion Lithium Battery BMS Charger Protection Board