1S 5A BMS Battery Management System for 3.7V Lithium-ion Battery Pack, 18650 Protection Board Pack of 4

HKN 1S 5A BMS is a protection circuit module designed for single-cell 3.7V Lithium-ion / Li-ion 18650 batteries. It safeguards your battery from overcharge, over-discharge, overcurrent, and short circuit, ensuring longer life and reliable performance. Ideal for DIY projects, LED lights, power banks, toys, small electronics, and battery-powered gadgets.

✅ Specifications:

• Battery Type: Lithium-ion (3.7V Single Cell / 18650)

• Series: 1S (1 Cell)

• Continuous Discharge Current: 5A

• Peak Current: 6A

• Protection: Overcharge, Over-discharge, Overcurrent, Short Circuit

• Compact size, easy integration

✅ Key Features:

• Provides safe charging & discharging for 3.7V Li-ion batteries

• Prevents battery damage & overheating

• Extends battery lifespan

• Lightweight & durable PCB design

• Perfect for DIY lithium-ion packs, LED lights, toys, power banks, Bluetooth devices

⚡ Why Choose HKN BMS?
HKN Enterprises ensures premium quality BMS boards built with safety, durability, and reliable performance for lithium-ion batteries & DIY energy projects.