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| Minimum Order | 1-9 Pcs | 10+ Pcs |
| GSL-BESS-418K | €41,900 | €40,700 |
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| Product Warranty (Min) | 10 Years | |
| Configuration | All-in-one | |
| Storage System Technology | LFP (LiFePO4) | |
| Parts | BMS | |
| Mounting Options | Floor | |
| Max Parallel Units | 8 | |
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| Operating Voltage Range | 561 - 748 V | |
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| Cycle Life | 12000@70%DOD | |
| Round Trip Efficiency | 95 % | |
| Operating Temperature | -0 ~ +55 ℃ | |
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| IP Rating | IP55 | |
| Max. Altitude | 3000 m | |
| Cooling Method | Liquid | |
| Download Manufacturer's PDF | ||
GSL ENERGY is a professional lithium battery energy storage manufacturer specializing in residential, commercial, and industrial energy storage solutions. Founded in 2011, the company focuses on the research, development, manufacturing, and global distribution of advanced LiFePO₄ battery systems and BESS solutions. With extensive experience in battery technology and energy storage applications, GSL ENERGY provides reliable solutions including home battery storage systems, high-voltage battery cabinets, commercial and industrial BESS, liquid-cooled energy storage systems, telecom energy storage solutions, and customized OEM/ODM battery products. GSL ENERGY's products are designed to support a wide range of applications, including solar-plus-storage systems, microgrids, backup power, peak shaving, renewable energy integration, and industrial energy management. Supported by professional R&D capabilities, advanced manufacturing facilities, and strict quality control processes, GSL ENERGY delivers safe, efficient, and scalable energy storage solutions for global partners. The company’s battery systems comply with international standards and certifications, including UL9540, UL9540A, UL1973, IEC62619, CE, UN38.3, and other regional certifications, supporting deployment across Europe, North America, Australia, Southeast Asia, the Middle East, Africa, and Latin America. GSL ENERGY works closely with global distributors, EPC contractors, installers, and renewable energy companies to accelerate the adoption of clean energy and build a more sustainable energy future.
Shenzhen GSL Energy Co., Ltd. (GSL ENERGY), founded in 2011, is a leading high-tech manufacturer specialising in lithium battery energy storage solutions. We are committed to delivering customised, sustainable, and high-efficiency energy storage systems for residential, commercial, and industrial applications worldwide.
Headquartered in Longgang District, Shenzhen City, Guangdong Province, GSL ENERGY occupies over 1,400 square metres of office space, while our R&D and manufacturing base is in Huiyang District, Huizhou City. This state-of-the-art facility spans 15,000 square metres and houses 2 fully automated and 4 semi-automated production lines, with an impressive annual production capacity of 5.8 GWh.
Our product portfolio includes advanced Home Energy Storage Systems (HESS), Commercial and Industrial Energy Storage Systems (C&I ESS), and solar-plus-storage integrated solutions. With a focus on innovation, quality, and scalability, GSL ENERGY empowers global clients with tailor-made OEM, ODM, and OBM services to meet diverse market demands.
By leveraging cutting-edge technology and international certifications (including UL9540, UL1973, IEC62619, CE, and UN38.3), GSL ENERGY has earned the trust of over 4,500 customers in more than 138 countries. Whether for off-grid homes, smart microgrids, or large-scale commercial solar projects, we are your reliable partner in building a cleaner, smarter energy future.
Choose GSL ENERGY – Your Trusted Manufacturer for Residential and C&I Battery Storage Solutions.