EMS-BATTERY Battery Pack Manufacturing Shenzhen
Shenzhen, China • Since 2015

EMS-BATTERYPower Without Limits

Custom battery packs and BMS electronics engineered in Shenzhen. From prototype to mass production, we deliver certified energy solutions that power your innovation.

What We Build

Complete Energy Solutions

From single-cell packs to multi-kWh systems, every product engineered and assembled in our Shenzhen facility.

Li-Ion Battery Pack 18650 21700 custom

Li-Ion Battery Packs

NMC 18650 / 21700 custom packs. 3.7V to 72V, 1Ah to 200Ah. High energy density for drones, medical devices, robotics.

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LiFePO4 Battery Storage System 12V-48V

LiFePO4 Storage

12V/24V/48V systems. 10Ah to 400Ah. 4000+ cycles. Solar storage, RV, marine, telecom backup.

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BMS Protection Board 1S-24S Smart BMS

BMS Boards

1S to 24S smart BMS. Balancing, UART/I2C/CAN/RS485. Overcharge, over-discharge, short circuit protection.

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Portable Power Station 300W-3600W LiFePO4

Portable Power Stations

300W to 3600W output. LiFePO4 cells. Pure sine wave AC, USB-C PD, solar input. Camping, emergency, fieldwork.

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Home Energy Storage

5kWh to 100kWh wall-mount & stackable. 48V LiFePO4. Compatible with Deye, Growatt, Victron inverters.

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EV Battery Modules

E-scooter, e-motorcycle, golf cart, AGV packs. 36V to 96V systems. Custom form factors and CAN communication.

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Capacity Range

10 Watt-Hours to 100 Kilowatt-Hours

Whatever your energy requirement, we have the engineering capability to deliver.

10 WhWearable
100 WhDrone
500 WhE-Scooter
2 kWhPower Station
10 kWhHome Storage
50 kWhEV / Industrial
100 kWhGrid-Scale
Quality Assured

International Certifications

Every pack ships with full compliance documentation. Our testing lab handles certification in-house.

UN

UN38.3

Transport Safety
MS

MSDS

Material Safety
IEC

IEC 62133

Cell Safety
UL

UL 1973

Stationary Storage
CE

CE / RoHS

EU Compliance
The EMS Advantage

Why Global Brands Choose Us

•••

Authorized Cell Sourcing

Authorized distributor partnerships with CATL, BYD, EVE, Samsung, LG, Panasonic. Competitive pricing with full traceability.

In-House Testing Lab

Cycle life, thermal runaway, vibration, drop test, salt spray. Full UN38.3 pre-certification.

MOQ From 100 Units

Prototype to pilot to mass production. No minimums on engineering samples. 2-week prototype turnaround.

Start Your Project

Ready to Power Your Product?

Send us your specifications and receive a complete proposal with BOM, timeline, and MOQ within 48 hours.