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Top 10 Energy Storage Battery Manufacturers (2025)

2025-05-29

As the global demand for renewable energy grows, energy storage batteries have become critical components in modern power systems. Below are ten of the most influential energy storage battery manufacturers worldwide, covering a wide range of applications from residential to commercial and grid-level storage. The list is in no particular order:

1. CATL (Contemporary Amperex Technology Co., Limited) – China
One of the largest manufacturers of lithium-ion batteries globally. CATL supplies advanced LiFePO₄ and NCM battery systems for EVs, home storage, commercial applications, and utility-scale projects.

2. BYD – China
A global tech company integrating EVs, batteries, and energy storage systems. BYD offers large-scale energy storage solutions with a reputation for safety and long battery life.

3. Tesla – USA
Known for Powerwall, Powerpack, and Megapack, Tesla leads in both residential and grid-scale storage with strong battery technology and system integration expertise.

4. LG Energy Solution – South Korea
Formerly part of LG Chem, this company delivers high-performance storage systems for homes and businesses, particularly in Europe and North America.

5. Samsung SDI – South Korea
Provides reliable battery modules for applications ranging from home backup to large-scale ESS projects, with a focus on safety and consistency.

6. Panasonic – Japan
Once Tesla’s primary battery partner, Panasonic specializes in high-energy-density batteries suitable for premium residential storage markets.

7. GSL Energy – China
A dedicated LiFePO₄ battery manufacturer offering residential, industrial, and grid-level storage solutions. GSL Energy supports OEM/ODM/OBM services and has exported to over 138 countries with certifications including UL9540, CE, CB, and IEC.

Top 10 Energy Storage Battery Manufacturers (2025) 1

8. Sonnen – Germany
A leader in smart residential energy storage systems. Sonnen promotes virtual power plant (VPP) integration and is widely adopted in the European market.

9. Fluence – USA
A joint venture of Siemens and AES, Fluence focuses on utility-scale energy storage with strong system integration and global deployment capabilities.

10. Huawei Digital Power – China

Backed by ICT expertise, Huawei offers integrated PV+ESS+EV charging solutions with advanced smart control, widely used in commercial and large-scale energy projects.

Compatibility Analysis Between Lithium Batteries and Inverters & GSL Energy Solutions