GSL ENERGY
High Voltage LiFePO4 Battery
GSL ENERGY 204–614V 100Ah 3U LiFePO4 Rack Battery – 20kWh to 60kWh Modular ESS for Solar & Telecom | High Voltage LifePO4 Battery | GSL Energy

GSL ENERGY 204–614V 100Ah 3U LiFePO4 Rack Battery – 20kWh to 60kWh Modular ESS for Solar & Telecom

GSL ENERGY presents a high-voltage, modular lithium battery system built for both residential solar energy storage and telecom backup power applications. Each 3U 51.2V 100Ah LiFePO4 module offers 5.12kWh of energy and can be freely stacked to build battery systems from 20kWh to 60kWh. Designed with intelligent BMS, rack-mount compatibility, and 6500+ cycle life, this battery ensures optimal performance, flexibility, and long service life. The system supports fast installation, plug-and-play expansion, and full certification compliance, including IEC62619, UL1973, CEI 0-21, UN38.3, and CE. This telecom-grade high-voltage rack battery is ideal for off-grid homes, base stations, and hybrid inverter systems. GSL ENERGY – your trusted lifepo4 rack battery and telecom battery manufacturer.
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Product Description
ModelGSL-R20KGSL-R25KGSL-R30KGSL-R35KGSL-R40KGSL-R45KGSL-R50KGSL-R55KGSL-R60K
Nominal Capacity(kWh)20.4825.630.7235.8440.9646.0851.256.3261.44
Cell Matching64S1P80S1P96S1P112S1P128S1P144S1P160S1P176S1P192S1P
Nominal Voltage (V)204.8256307.2358.4409.6460.8512563.2614.4
Working Voltage Range (V)179.2-230.4224-288268.8-345.6313.6-403.2358.4-460.8403.2-518.4448-576492.8-633.6537.6-691.2
Weight (kg)201.4268309.6351.2392.8434.4499540.6582.2
Dimension (WxDxH mm)553*503*1011553*503*1620553*503*1620553*503*1620553*503*1620553*503*2230553*503*2230553*503*2230553*503*2230
Battery TypeLFP(LiFePO4)
Nominal Working Current100A
Communication PortCAN//TCP/IP
Working Temperature RangeCharge:0-55°C/Discharge:-20-60°C
WaterproofIP20
Installation MethodFloor-standing
Cycle Life6500
Warranty Period10 years
Peak Charge/Discharge
Current (@25°C,5S)		125A
Discharge Rate of Module≤3.5%/month/@25°C
Parallel Connection5 units in parallel
If the size and parameters of the product are changed, the latest information will prevail without further notice.

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Why Choose GSL ENERGY’s Telecom Battery Solution?

Whether you’re powering a modern smart home or a remote telecom tower, GSL ENERGY delivers a high-voltage, modular energy storage system designed for flexibility, performance, and safety.

  1. Multi-Purpose Use
    Perfectly suited for residential solar systems, telecom tower backup, off-grid applications, and remote base stations. The same system can be flexibly adapted across industries.
  2. Intelligent BMS Control
    Our advanced Battery Management System (BMS) offers precise monitoring and control of each battery module. It enhances safety, balances charging/discharging, and prolongs battery life.
  3. Compact & Modular Design
    The system is built around stackable 5.12kWh LiFePO4 modules. From 20kWh to 60kWh, the cabinet allows scalable energy storage depending on project size, saving installation space and cost.
  4. Globally Certified & Reliable
    Certified with UL1973, CEI 0-21, CE, UN38.3, and MSDS, ensuring complete compliance with global safety and performance standards.
  5. Future-Proof with On-Demand Expansion
    Simply add more modules to expand capacity, no need for replacing the entire unit — a truly future-proof energy solution.
  6. Your Trusted Telecom Battery Manufacturer & Supplier
    GSL ENERGY is a global telecom battery manufacturer with over a decade of experience in high-performance LiFePO4 battery systems. We serve leading telecom battery suppliers, EPC contractors, and solar solution integrators across 90+ countries.

OEM / ODM Customization

  • Rack Battery Solutions for Telecom & Commercial Use
  • High-Voltage ESS Design for Renewable Energy Projects
  • Certified Safety and Long Life Performance

As a trusted supplier to global telecom operators, we ensure fast delivery, local support, and flexible solutions for on-grid and off-grid scenarios alike.

Ready to Upgrade Your Energy Storage System?

Whether you’re a solar installer, telecom infrastructure provider, or renewable energy distributor, GSL ENERGY provides reliable, cost-effective telecom battery and residential ESS solutions tailored to your needs.

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