GSL ENERGY
energy-storage-battery

GSL Energy's One-Stop Battery Energy Storage Solutions

From residential battery storage to commercial ESS and utility-scale BESS, GSL ENERGY delivers factory-direct LiFePO4 battery systems, OEM & ODM manufacturing, and turnkey energy storage solutions worldwide.

Home-energy-storage-system

Leading Home Battery Storage Manufacturer

Factory-direct LiFePO4 home battery systems with flexible OEM & ODM services, compatible with leading hybrid inverters for residential energy storage worldwide.

Industrial-and-commercial-energy-storage-system

Commercial & Industrial Battery Energy Storage Systems

High-performance battery energy storage systems for factories, commercial buildings, microgrids, EV charging, and customized C&I energy projects.

Container-based-energy-storage-system

Containerized Battery Energy Storage Systems

Turnkey container BESS engineered for utility-scale energy storage, renewable energy integration, grid support, and large-scale battery storage projects.

Safe And Efficient Energy Storage Solutions

Driving The Global Transition To Cleaner, Greener Energy

GSL Energy Core Products

Providing residential energy storage solutions, commercial & industrial energy storage systems, and containerized energy storage solutions for global applications across 150+ countries and regions.

BESS-R60K Air-Cooling Commercial and Industrial BESS Battery Hot

BESS-R60K Air-Cooling Commercial & Industrial BESS...

A scalable 20–60kWh air-cooled commercial BESS with LiFePO4 technology, intelligent BMS, UL1973, UL9540 and UL9540A certifications.

125kW 418kWh Liquid-Cooled Commercial and Industrial BESS BESS

125kW 418kWh Liquid-Cooled BESS...

A 125kW and 418kWh liquid-cooled all-in-one BESS integrating PCS, high-voltage battery storage, intelligent BMS and fire protection.

AC Coupled 261kWh to 4.176MWh Liquid-Cooling Energy Storage Cabinet Pro

AC Coupled 261kWh–4.176MWh Liquid-Cooling Cabinet...

A scalable AC-coupled liquid-cooling energy storage cabinet with integrated 125kW PCS and high-density 314Ah lithium battery cells.

High Voltage Stacked Lithium Battery System New

High Voltage Stacked Lithium Battery System...

The G3–G8 high-voltage battery system features modular stacking, intelligent BMS, hybrid inverter compatibility and flexible capacity expansion.

16.08kWh Mobile LiFePO4 Energy Storage Battery with Wheels Mobile

16.08kWh Mobile LiFePO4 Energy Storage Battery...

A 51.2V 314Ah IP65 mobile energy storage battery with wheels, intelligent monitoring and scalable capacity for residential and commercial projects.

14.34 to 16.38kWh Waterproof Floor Storage LiFePO4 Battery IP65

14.34–16.38kWh Floor Storage LiFePO4 Battery...

A 51.2V waterproof floor-standing LiFePO4 battery with 280Ah or 314Ah capacity, intelligent BMS and flexible parallel expansion.

51.2V 100Ah 5.12kWh Modular Home Energy Storage Battery Home

51.2V 100Ah 5.12kWh Modular LiFePO4 Battery...

A modular home energy storage battery supporting floor, rack, stack and wall installation, with intelligent BMS and built-in fire protection.

GSL ENERGY

Founded in 2011, GSL Energy is a high-tech manufacturer focused on commercial & industrial energy storage solutions, residential ESS, and solar energy systems.

With a 18,000 sqm R&D and manufacturing base in Huizhou and headquarters in Shenzhen, we deliver scalable and customized energy storage systems for global C&I applications, including peak shaving, backup power, and microgrid projects.

Serving customers in over 150 countries, GSL Energy is certified with UL9540, UL1973, CB, CE, CEC, and CEI-021 standards, ensuring international compliance and reliability.

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GSL Energy Factory Video cover
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Facilities & Production

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Lithium Battery Manufacturing Lines
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Why Choose Us?

GSL Energy - A Leader of Green Energy Provider in China since 2011

Provide customized solutions for home and industrial energy storage.

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Energy Storage
Customized
Solutions

Global Market
Coverage

High Quality
Lithium Iron
Phosphate Battery

Advanced R&D
Capabilities

Talented Team

Over 10 Years Of
Quality Assurance

Global Certifications & Compliance

UL 1973 | UL 9540A | IEC 62133 | IEC 62619 | CE | CB | UN38.3 | ISO 9001 | CEC | CEI 0-21

GSL Energy's battery energy storage systems are designed and manufactured to rigorous international standards and verified through globally recognized certifications, including UL 1973, UL 9540A, IEC 62133, IEC 62619, CE, CB, UN38.3, and ISO 9001-certified manufacturing processes. Compliance with European CE/CB, Australian CEC, and Italian CEI 0-21 requirements ensures safe, reliable, and market-ready energy storage solutions for residential, commercial, and industrial applications worldwide.

IEC-GSL
ISO-9001
MSDS
SGS
SGS inverter
TUV inverter
UL

Quality Control

Built on Quality. Proven by Testing. Trusted Worldwide.

Every GSL ENERGY battery energy storage system (BESS) undergoes rigorous quality control throughout the entire manufacturing process. From premium LiFePO4 battery cells and intelligent BMS integration to aging tests, environmental reliability testing, inverter compatibility verification, and final factory inspection, every system is validated to deliver exceptional safety, performance, reliability, and long-term service life.

Aging Performance Verification

Aging & Performance Verification

Aging & Performance Verification

100% factory testing validates battery capacity, BMS communication, charge and discharge performance, voltage consistency, and complete system stability before shipment.

Environmental Reliability Testing

Environmental Reliability Testing

Environmental Reliability Testing

High- and low-temperature chamber testing verifies operational stability, thermal performance, and long-term reliability under demanding environmental conditions.

Inverter Compatibility Validation

Inverter Compatibility Validation

Inverter Compatibility Validation

Every battery energy storage system is verified with leading inverter platforms through comprehensive communication, integration, and functional testing to ensure seamless deployment in real-world applications.

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