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Battery Energy Storage System (BESS)

An All-in-One Battery Energy Storage System

GSL Energy’s Battery Energy Storage System (BESS) is an advanced energy storage solution that integrates lithium battery storage, inverters, cooling systems, output transformers, safety features, and smart controls. Designed to minimize energy costs and improve grid stability, our BESS solution ensures standard conformity, a scalable configuration, and a fully self-contained energy storage system.

This is TextGSL Energy specializes in residential, commercial, and industrial energy storage systems. We offer OEM and ODM customized energy storage solutions tailored to your needs. Contact us today!
OEM & ODM Custom
GSL Energy provides OEM & ODM customization for BESS batteries and energy storage systems, delivering tailored solutions for your specific projects.
Safe and Certified
GSL energy storage systems are certified to UL1973, UL9540A, UL9540, and IEC62619, ensuring safety, reliability, and seamless integration for commercial and industrial applications.
Resilient and Scalable
Resilient and scalable, the GSL system ensures energy security with instant backup during outages and supports expansion up to 5MW, meeting diverse commercial and industrial needs.
Over 15 Years Warranty
All GSL lithium battery storage systems include a 15+ year warranty, ensuring long-term value and sustainable energy solutions.
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More Industrial & Commercial Energy Storage products

GSL Energy provides high-performance energy storage solutions, including liquid-cooling BESS, all-in-one C&I BESS, and high-voltage battery cabinets. Our modular systems scale from 50kWh to 1MWh+, optimizing energy use for solar storage, microgrids, peak shaving, and demand response in industrial and commercial applications.

CESS-125K261 AC Coupled All-in-one Liquid Cooling Energy Storage Cabinet System
Discover the CESS-125K261—an all-in-one 261kWh energy storage cabinet designed by leading energy storage cabinet manufacturer GSL ENERGY. Engineered with advanced 314Ah battery cells and a state-of-the-art liquid cooling system, this AC-coupled system is ideal for industrial and commercial power backup, peak shaving, and microgrid applications.

Whether you’re operating a factory, shopping center, hospital, or residential complex, this scalable energy storage cabinet solution helps optimize electricity usage, reduce costs, and support sustainable development goals. Its modular design, high energy density, and long service life make it an outstanding choice for future-proof energy storage infrastructure.

Looking for a reliable energy storage cabinet supplier or interested in wholesale energy storage cabinet options? GSL ENERGY provides full technical support, international certifications, and fast delivery to empower your clean energy projects.
GSL-CESS-125kVA/232kWh Liquid Cooling C&I Energy Storage System
The GSL-CESS-125K232 is a high-capacity, liquid-cooled commercial and industrial (C&I) energy storage system that combines advanced lithium iron phosphate (LiFePO₄) battery technology with an intelligent BMS and integrated inverter. Designed to optimize power usage, reduce operational costs, and support both grid-tied and off-grid scenarios, this system is ideal for peak shaving, emergency backup, and renewable energy integration. Its all-in-one cabinet design ensures rapid deployment, long service life, and reliable performance in even the most demanding environments.
GSL-BESS-418K: 80kVA 418kWh All-in-One Liquid-Cooled Battery Energy Storage System | UL1973, UL9540A, IEC62619 Certified
A modular and scalable BESS solution designed for industrial and commercial applications, supporting up to 10 units parallel connection, integrated with advanced fire protection, intelligent BMS/EMS, and certified to UL, IEC, and UN standards.
GSL Energy All-in-One 125kW 261kWh Liquid-Cooled Industrial Energy Storage System
Introducing GSL Energy's latest innovation — the 125kW 261kWh Liquid-Cooled Energy Storage System, designed to meet the high-performance, reliability, and safety demands of industrial and commercial energy storage applications
1331V Liquid Cooling BESS Container Battery Storage 1MWH-5MWH Container Energy Storage System
GSL-BESS-3.72MWH/5MWH Liquid Cooling BESS Container Battery Storage 1MWH-5MWH Container Energy Storage System integrates cutting-edge technologies, including intelligent liquid cooling and temperature control, ensuring efficient and flexible performance. The system is built with long-life cycle lithium iron phosphate batteries, known for their high safety and durability, making it a reliable choice for renewable energy generation, voltage frequency regulation, and energy storage in industrial parks or commercial buildings.
100kWh Solar Battery Storage Cabinet 280Ah LiFePO4 Battery Air-cooling Photovoltaic Charging Energy Storage Cabinet for EV Charging Solutions
GSL-100(DC50)(215kWh)(EV120) 100kWh Solar Battery Storage Cabinet 280Ah LiFePO4 Battery Air-cooling Photovoltaic Charging Energy Storage Cabinet is an efficient and reliable energy storage and charging solution designed for photovoltaic systems and electric vehicle (EV) charging. Featuring intelligent control, high conversion efficiency, and low standby loss, it ensures optimal energy usage while reducing operating costs. The system offers flexible configuration, compatibility with most EV brands, and is suitable for various industrial and commercial applications such as microgrids and solar storage.
232kWh Liquid Cooling Battery 100KW Commercial Energy Storage Battery
The GSL-CESS-100K232 100kW 232kWh Liquid Cooling Cabinet Energy Storage System is a high-performance energy storage solution designed with advanced technology and robust construction to meet users' short-term and long-term AC and DC distribution needs. It features high-safety Lithium Iron Phosphate (LiFePO4) batteries, an advanced liquid cooling energy storage system, an IP54-rated durable design, and 232kWh large-capacity energy storage battery, making it a reliable energy reserve for industrial, commercial, and residential applications of various scales.
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Commercial & Industrial Energy Storage Case Studies

GSL Energy provides cutting-edge commercial and industrial energy storage solutions to optimize power management, reduce electricity costs, and enhance energy independence. Our high-performance BESS systems range from 30kWh to 5MWh+, ensuring reliable energy storage for factories, microgrids, solar farms, and commercial buildings.Explore our global installation cases, showcasing real-world applications of our advanced lithium battery storage systems, designed for peak shaving, demand response, and backup power.
GSL ENERGY's Battery Energy Storage System (BESS) and Solar Solutions in Bulgaria

In 2024, GSL ENERGY completed a 7.45 MW battery energy storage system (BESS) in Bulgaria, which is used in conjunction with a large-scale solar photovoltaic power plant to provide stable, clean electricity to remote areas. The implementation of this project not only improved the utilization rate of renewable energy in the local area but also alleviated the pressure on Bulgaria's power grid.
150MWh Grid Power Regulation System | Morowali, Indonesia
In 2023, GSL ENERGY commissioned a 150MWh lithium battery energy storage system (BESS) in Morowali, Sulawesi, Indonesia—a key industrial region known for its energy-intensive mining and smelting operations. Designed to stabilize the grid and ensure reliable power delivery, the system plays a critical role in frequency regulation, peak shaving, and energy buffering for large industrial loads. This project marks a significant step forward in supporting Indonesia's transition to a more resilient and sustainable energy future.
GSL ENERGY 300kWh Air-Cooled All-in-one Energy Storage System Installed in Malaysia

Installation Date: February 8, 2025

Project Location: Malaysia

System Configuration: Each system includes 1 Deye brand inverter + 100kWh high-voltage air-cooled integrated energy storage system

Installation Scale: A total of 3 independent commercial and industrial energy storage systems deployed
Poland Industrial Park Energy Storage Deployment Case: 80 kWh GSL BESS all-in-one Energy Storage System
GSL ENERGY has recently successfully deployed and commissioned an 80kWh integrated BESS (Business Energy Storage System) with a 50kVA Deye inverter in an industrial park in Poland, which provides smart, efficient, and green energy support for the local enterprise park. The project uses GSL's advanced lithium iron phosphate (LiFePO₄) battery technology, demonstrating our continued expansion and localized service capabilities in the European market.
GSL Energy's 125kVA/261kWh Liquid-Cooled ESS Transforms Power Management at Foshan Industrial Hub
Discover how GSL Energy's 125kVA/261kWh Liquid-Cooled ESS is transforming power management at Foshan's industrial hub. This innovative solution ensures peak shaving, high performance, and cost efficiency, making it a game-changer for industrial energy needs. Learn how this system is setting a new standard for sustainability and operational excellence.
Revolutionizing Energy Storage: GSL Energy's 232kWh Liquid Cooling Cabinet in Dongguan
Discover how GSL Energy is revolutionizing energy storage with their state-of-the-art 232kWh Liquid Cooling Cabinet in Dongguan, China. This cutting-edge system offers advanced thermal management, high-capacity storage, seamless integration, and eco-friendly sustainability. Contact GSL Energy now for customized energy storage solutions that can transform your business's energy efficiency and support a cleaner future.
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 Service Tel: +86-755-84515360
 Address: A602, Tianan Cyber Park, Huangge North Road, Longgang District, Shenzhen, China
GSL ENERGY - A leader of green energy provider in china since 2011

0086 13923720280

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