BMS NMC 3S 5A (JLGW) (74ea)

JLGW BMS NMC 3S 5A Hardware

Product Data Sheet

Whether you're crafting a DIY battery pack or designing consumer electronics, your power source is only as strong as its protection system. With BMS NMC 3S 5A (JLGW), you can trust that your battery investment is shielded from electrical faults, maximizing both performance and peace of mind. Give your project the protection it deserves.

Key Features

• •All-in-One Battery Protection: Offers overcharge, over-discharge, overcurrent, and short-circuit protection to enhance safety and battery durability.
• •5A Rated Output: Supports up to 5A of continuous discharge, ideal for small to medium-load applications.
• •Energy Efficiency: Low standby power consumption helps conserve battery energy and increase system performance.
• •Minimal Heat Generation: Efficient PCB layout ensures reliable operation without excessive thermal buildup.

Technical Specifications

Specification	Value
Battery Chemistry	Lithium-ion (NMC)
Number of Cells	3S (11.1V)
Charge Voltage Limit	12.6V (4.2V/cell)
Discharge Cut-off	8.25V (2.75V/cell)
Continuous Current	5A
Overcurrent Protection	~6-8A
Short Circuit Protection	Yes
Port Type	Same port for charge & discharge
Temperature Range	-20°C to 60°C
Balance Function	Not included
PCB Dimensions	~21x16mm per unit
PCB Type	Single-side SMT, 7-unit panel

Application Use Cases

• •Battery packs for RC drones and models
• •Portable Bluetooth speakers
• •LED lighting systems
• •DIY power banks and battery kits
• •Consumer IoT electronics
• •Educational robotics kits

Why Choose This BMS?

• •Engineered for NMC Cells – Tuned precisely for 3S NMC lithium-ion batteries (11.1V nominal).
• •Same Port Simplicity – Charges and discharges from the same terminal, ideal for compact enclosures.
• •Fail-Safe Circuitry – Advanced MOSFET and IC combo for high-precision protection.
• •Multiple Units in One Panel – Comes as a strip for production assembly or bulk DIY customization.

The PCM NMC 03S/5A (JLGW) is a Battery Protection Circuit Module (PCM) designed for 3 series Nickel Manganese Cobalt (NMC) battery packs, supporting a 5A continuous discharge current. This module is ideal for moderate-power applications such as energy storage systems, backup power solutions, and small electric devices. It offers key protection features including overcharge, over-discharge, overcurrent, short circuit, and temperature protection, ensuring safe and reliable battery operation. The PCM also helps maintain balanced voltage across the cells, optimizing performance and extending battery life.