6000+

Cycle Lifes

Tier1

LiFePO4 Cells

30+

Marques d'onduleurs

Zero

Maintenance

Global

Certifications

Find the Right Energy Storage Solution

Residential ESS

Sauvegarde à domicile

C&I ESS

Factory Use

Off-Grid ESS

Independent Power

Telecom ESS

UPS Power

Residential Energy Storage Systems for Homes & Villas

48V / 51.2V (LV) to 800V (HV) systems for homes, villas, and residential solar applications.

Benefits

✔ Flexible capacity expansion from 5kWh to 225kWh as your needs grow
✔ Easy installation for indoor or outdoor use
✔ Compatible with mainstream hybrid inverters

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Support mural Batterie Lifepo4
Wall-mounted

Space-saving wall-mounted design

Batterie au lithium empilable de 30 kWh
 Empilable (LV/HV)

Modular expandable battery system

Batterie Lifepo4 montée au sol LVM10-15
Vertical/Floor-standing

Stable standalone energy storage unit

Commercial & Industrial Energy Storage Systems

114kWh – 261kWh ESS systems for large-scale energy storage and peak shaving.

Benefits

✔ Reduce electricity costs with peak shaving
✔ Ensure stable backup for factories and warehouses
✔ Integrated design for fast deployment and lower installation cost

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Système de stockage d'énergie 114 kWh - 192 kWh
All-in-one ESS Cabinet

Integrated fire protection & liquid/air cooling (114–192kWh)

Large Capacity Systems

215kWh & 261kWh solutions for industrial applications

Off-Grid & Portable Energy Solutions

Plug-and-play energy solutions for off-grid, outdoor, and emergency scenarios.

Benefits

✔ Quick deployment with minimal setup
✔ Reliable power for remote areas and projects
✔ Easy transport and flexible usage

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All-in-One ESS

Inverter + battery integrated system

5000wh Solar Portable Power Station 15kwh
Mobile Power Station

Portable energy for outdoor and emergency use

Telecom & UPS Backup Power Systems

Designed for telecom base stations, data centers, and critical backup applications.

Benefits

✔ Stable 48V DC backup for critical systems
✔ Standard 19-inch rack design for easy integration
✔ Long lifespan with minimal maintenance 

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Batterie au lithium montée en rack
Rack-mounted (48V / LV)

Ideal for telecom base stations

96kwh 172kwh Batterie avec onduleur
 Rack-mounted (HV)

Suitable for data center and UPS backup systems

Une large application avec plus de puissance

Réseau ON / Réseau ON + Sauvegarde / Réseau OFF

La batterie haute tension lifepo4 de Delong convient aux habitations, aux entreprises, aux industries, à l'agriculture, aux applications à grande échelle, aux transports et aux systèmes d'énergie renouvelable, s'intégrant de manière transparente au réseau pour assurer l'alimentation des charges critiques.

Stackable Lifepo4 Whole Home Battery Backup

Residential Energy Storage

Home solar storage and emergency backup

EV Charging Integration

Solar + storage + charging solutions

Off-grid & Microgrid Systems

Remote areas, islands, and farm power

Commercial & Industrial Use

Peak shaving for factories and warehouses

Battery Backup System For Data Center

Telecom & Data Center Backup

48V systems for base stations and server rooms

Advanced Battery Technology & System Performance

Your Premier Lithium Battery Factory Since 2012

  • Smart BMS Protection

    Multi-layer safety architecture—overcharge, deep discharge, and thermal runaway protection.

  • Compatibilité totale

    Pre-configured protocols for 20+ top inverter brands (Deye, Victron, Growatt, Goodwe, Luxpower, etc.).

  • Modular Scalability

    Easy-to-expand design allows parallel connection from 1 unit up to 15+ units.

  • Premium Grade A Cells

    We use only brand-new, Tier 1 LiFePO4 cells to ensure a 10+ year service life.

Smart BMS for Lifepo4 Battery Protection
51.2V 28kwh - 32kwh Batterie au lithium avec onduleur
51.2V 28kwh - 32kwh Batterie Lithium Support Parallèle
Use Grade A Lifepo4 Prismatic Cells

Your Global Partner in Lithium Battery Manufacturing

Your Premier Lithium Battery Factory Since 2012

  • 14 Years of Expertise

    Since 2011, focused on LiFePO4 R&D, production, and system integration.

Delong - Usine de systèmes de stockage d'énergie par batteries au lithium

  • Factory-Direct Price

    6,000+ ㎡ production base, ensuring stable quality, cost control, and fast delivery.

  • Customization (OEM/ODM)

    We support custom voltage, capacity, logo, and communication protocols.

Delong Lifepo4 Battery Global Certifications

  • Certified Quality

    Fully certified with CE, UN38.3, MSDS, IEC62619, and UL standards.

Global Projects & Case Studies

Based in China, serving global energy storage projects.

30kwh Movable Lithium Battery in Georgia

90kWh ESS for Factory

in Georgia

Delong 320 kwh Stackable Lifepo4 battery en Ukraine

320kWh ESS for Office Building

in Ukraine

210 kwh Stackable Lifepo4 battery in Ukraine

Off-grid Solar Storage

Philippines

Delong 256V 100Ah Batterie lithium haute tension en Ukraine

256V 100Ah ESS for Office Building

Ukraine

Questions fréquemment posées

Yes, our smart BMS supports RS485/CAN communication and is compatible with most mainstream inverters like Deye and Victron.

Our systems support up to 100% DOD (Recommended 90% for maximized lifespan), providing more usable energy over a longer cycle life.

Absolutely. We offer 215kWh and 261kWh cabinets specifically designed for industrial peak shaving.

Yes. Certified with UL, CE, UN38.3, IEC62619, MSDS, and more. We also support specific local compliance and documentation for bulk orders.

Yes. We offer wholesale pricing, marketing assets, and OEM/ODM services to help distributors grow.

Sample orders: Typically 7-15 days.

Batch orders: 25-35 days, depending on the order volume and customization requirements.

We maintain a steady stock of standard modules to ensure rapid dispatch for urgent needs.

Bulk order: Usually 5-10 units for standard models.

For custom OEM projects, the MOQ will be discussed based on the specific technical requirements.

Get a Quote or Custom Solution

Ready to scale your energy storage project? Contact our engineers for a free solution design.