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GSL Commercial & Industrial Energy Storage Systems
OEM/ODM Factory Since 2011. Certified Lithium Battery Storage Manufacturer.
GSL Energy is dedicated to providing comprehensive solar PV energy storage solutions tailored for the European market. Our systems are widely applied in rural agriculture, manufacturing zones, commercial and logistics centers, residential communities, Schools, hospitals, government and municipal facilities, Telecom base stations,EV charging infrastructure, and remote mountain areas. We help clients achieve energy independence, cost optimization, and sustainable power management through reliable and efficient battery storage systems.
Flexible design and manufacturing support for brand partners and project-based customization. Your solution, your brand—backed by GSL’s expertise.
From battery cells to complete ESS systems, GSL provides integrated solutions for home, C&I, microgrid, EV charging, and telecom backup
Certified by UL1973, UL9540A, IEC62133, IEC62619, CE, CEI 0-21, UN38.3, MSDS, and more—ensuring compliance and safety across global markets.
We operate a 15,000㎡ automated factory with 15+ years of production experience, offering competitive prices, stable quality, and fast delivery from the source.
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Industrial and commercial savings system products
GSL Energy offers high-performance lithium battery storage, solar battery systems, and complete energy storage system (ESS/BESS) solutions tailored for commercial, industrial, and utility-scale applications. Whether you need a scalable battery energy storage system for solar projects or a robust solar electric battery storage setup for off-grid operations, our factory-direct products meet global certifications (UL1973, UL9540A, CE, IEC62619) and support OEM/ODM customization. Empower your business with reliable, long-lasting energy storage solutions—engineered for performance, safety, and flexibility.
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.
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
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.
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.
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.
GSL-BESS-50K186 50 kVa, 186 kWh Battery All-in-one Storage Air-cooled Storage Container Energy Storage System is a pre-configured, fully integrated solution designed to reduce on-site installation time. It includes inverters, battery trays, racks, Battery Management System (BMS), Microarid controller, HVAC, fire suppression, islanding switch, and an outdoor-rated enclosure. The system is easily scalable up to 180kWh and adaptable to various installation environments.
The Mini C&I Energy Storage System is a fully integrated, pre-configured solution for LargeResidential and Light Commercial Projects (3Ph 220/380, 230/400Vac @60Hz). The Mini C&I ESShas numerous applications such as Microgrid, backup, off-grid peak shaving, time of use, selfsupply, demand response and Virtual Power Plant (VPP). With AC and DC Coupling options,indoor and outdoor installation and Scalable capacity from 80-130kWh per unit, the Mini C&IESS is perfect for your project
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Global Project Cases in Energy Storage Systems
GSL Energy provides advanced commercial and industrial energy storage solutions to optimize power management, reduce electricity costs, and enhance energy independence across Europe. Our high-performance BESS systems, ranging from 30 kWh to over 5 MWh, deliver reliable and scalable energy storage solutions for various applications, including factories, microgrids, solar farms, and commercial buildings. Explore our global installation cases to see how our cutting-edge lithium battery storage systems drive the transition to renewable energy in Europe. Designed for peak shaving, demand response, and backup power, our solutions help businesses in Europe efficiently manage their energy needs, reduce carbon footprints, and meet sustainability goals.
250kW/600kWh ESS in Ukraine Industrial Park
Empowering industrial operations with reliable energy storage and peak load management by GSL Energy.
On February 8, 2025, a Ukrainian manufacturing facility successfully installed a 250kW/600kWh battery energy storage system (BESS), designed by GSL Energy, a leading lithium battery storage manufacturer. This industrial energy storage system was implemented to optimize electricity usage, manage peak load demands, and reduce operational energy costs.
Engineered for commercial and industrial (C&I) energy storage applications, the solar-compatible ESS supports grid independence and enhances power reliability. Featuring CE/IEC-certified energy storage batteries, this project showcases GSL’s ability to deliver customized energy storage solutions across Eastern Europe.
480kWh C&I Battery Energy Storage System in Slovenia
GSL Energy delivered 6 units of 80kWh mini BESS, custom-OEM designed to provide stable and efficient power for agricultural operations.
GSL Energy delivered a 480kWh OEM commercial and industrial battery energy storage system (BESS) for a farm in Slovenia. The system includes six 80kWh lithium battery storage units, designed for solar and off-grid applications. Built with LiFePO₄ batteries and a smart battery management system (BMS), it ensures stable power, long lifespan, and energy cost savings. This C&I energy storage solution demonstrates GSL’s strength in customized ESS for agriculture and industrial needs.
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Email: sales@gsl-energy.com
Service Tel: +86-755-84515360
Address: A602, Tianan Cyber Park, Huangge North Road, Longgang District, Shenzhen, ChinaGSL ENERGY - A leader of green energy provider in china since 2011
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