Scalable Commercial High Voltage Battery Storage System | 20kWh to 60kWh LiFePO4 ESS

Reduce energy costs, ensure backup power, and scale seamlessly for factories, telecom sites, microgrids, and commercial buildings with the GSL HV51100 Series — a globally certified, high-voltage lithium-ion energy storage system.

The GSL HV51100 Series is a state-of-the-art high voltage battery storage solution engineered for commercial and industrial energy applications. Utilizing lithium ion high voltage battery technology, the system can be deployed as a 20kWh battery, 40kWh system, or scaled up to a 60kWh battery configuration, providing versatile energy storage for offices, factories, telecom sites, and microgrids. Designed with intelligent air-cooling and robust thermal management, the HV51100 Series ensures reliable operation and a long 6,500+ cycle lifespan. For enhanced flexibility, the system supports up to 32 battery units in parallel, while compatible inverters allow 10 units in parallel, enabling large-scale power storage solutions. With IP54-rated enclosures and international certifications including UL1973, UL9540, UL9540A, and IEC62619, the HV51100 Series delivers safe, scalable, and future-ready high voltage battery storage, ideal for demanding commercial and industrial environments.

Product Description

• Model Options: BESS-R40K-R / BESS-R60K-R
• Battery Module: HV51100 (5.12kWh each)
• System Capacity: 20.48 – 61.44kWh (20kWh to 60kWh battery options)
• Battery Type: Lithium-ion, high-voltage battery technology
• Cycle Life: 6,500+ cycles @ 80% DOD
• Cooling System: Built-in air duct, intelligent constant temperature control
• Ingress Rating: IP54 (indoor & outdoor compatible)
• Communication Ports: CAN, RS485, Wi-Fi, LAN
• Warranty: Long-term performance guarantee
• Certifications: UL1973, UL9540, UL9540A, IEC62619, IEC62109, UN38.3, MSDS

Why Choose the GS HV51100 Series?

• Plug-and-Play Modular Design: Start with a 20kWh system and easily scale up to 60kWh or beyond — no complex rewiring needed.
• 6,500+ Cycles at 80% Depth of Discharge: Built with thermally stable LiFePO4 chemistry for long-term reliability and low lifetime cost.
• Globally Certified Safety: Compliant with UL1973, UL9540, UL9540A, IEC62619, UN38.3, and other international standards — safe for indoor and outdoor use.
• Smart Thermal Management: Intelligent air-cooling system maintains optimal temperature, even in demanding industrial environments.

System Specifications

• Model Options: BESS-R40K-R / BESS-R60K-R
• Base Module: HV51100 (5.12kWh per module)
• Configurable Capacity: 20.48kWh → 61.44kWh (expandable via parallel connection)
• Battery Chemistry: High-voltage LiFePO4 (non-flammable, inherently safe)
• Cycle Life: ≥6,500 cycles @ 80% DoD
• Cooling System: Built-in air duct with intelligent constant temperature control
• Ingress Protection: IP54 rated (suitable for indoor & outdoor installation)
• Communication: CAN, RS485, Wi-Fi, LAN for real-time monitoring
• Warranty: Industry-leading performance guarantee

Global Certifications

UL1973 | UL9540 | UL9540A | IEC62619 | IEC62109 | UN38.3 | MSDS

Trusted in North America, Europe, Asia, and Oceania for grid-tied and off-grid projects.

Applications

• Commercial Buildings: Store solar energy and reduce peak demand charges with 20–60kWh storage.
• Telecom Base Stations: Reliable high-voltage backup power during grid outages.
• Industrial Facilities: Improve power quality, reduce diesel generator dependency, and lower energy costs.
• Microgrids & Communities: Seamlessly integrate renewables with scalable battery storage.
• Utility & Grid Projects: Support frequency regulation and grid stability with certified ESS.
• Need More Than 60kWh?

While the standard HV51100 series covers 20kWh to 60kWh, GSL Energy supports custom industrial deployments from 100kWh up to 1MWh (1,000kWh). We offer OEM, ODM, and fully customized energy storage solutions for global projects.

Frequently Asked Questions

Q: Can I start small and expand later?

A: Yes! Begin with a 20kWh configuration and add modules as your energy needs grow — the system is designed for easy expansion.

Q: Is it safe for indoor commercial use?

A: Absolutely. The system uses non-flammable LiFePO4 cells and has passed the rigorous UL9540A fire propagation test.

Q: How quickly can I deploy this system?

A: Thanks to its plug-and-play design, installation typically takes just a few hours.

Ready to Lower Your Energy Costs?

Get a free project quote today! Our engineers will provide system sizing, pricing, and ROI analysis within 24 hours.

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