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Deye BOS-G-Pack 5.1 Lifepo4 High Voltage Lithium Battery Small-Scale C&I Energy Storage Solution

BOS-G-PACK5.1 is a high-performance rack-mounted lithium battery module designed for scalable energy storage systems. Built with advanced LiFePO4 technology, it delivers excellent safety, long lifespan, and stable power output for residential and commercial applications.

  • Brand Name :

    Deye
  • Type :

    LiFePo4
  • Rated Voltage :

    51.2V
  • Battery Capacity :

    5.12KWH
  • Number of Cycles :

    25±2°C, 0.5C/0.5C, EOL70%≥6000
  • Efficiency of Charge :

    100% @0.2C
  • Efficiency of Discharge :

    96~99% @1C
  • Communication :

    CAN2.0 / RS485
  • Color&OEM :

    White
  • Warranty :

    5 Years

 

lithium battery details

 

-High-performance Battery: Utilizes LiFePO₄ cell chemistry for reliability

-Flexible Configuration: Supports 3-12 battery modules in series, with module energy at 5.12 kWh, nominal voltage 51.2 V, and capacity 100 Ah

-Efficient Power & Energy: Offers rated DC power up to 61.44 kW, system energy up to 61.44 kWh, and usable energy up to 55.29 kWh

-Wide Temperature Range: Works in charge 0 -55°C, discharge -20 -55°C; stores at 0 -35°C

-Smart Monitoring & Control: Features status indicators (yellow for high voltage, red for alarm) and CAN2.0/RS485 communication

solar lithium battery

-High-Quality LiFePO4 Cells

Equipped with A-grade LiFePO4 battery cells, ensuring high safety, long cycle life, and stable performance.

-Intelligent Smart BMS

Integrated Smart Battery Management System (BMS) supports remote monitoring, real-time data tracking, and firmware upgrades, enhancing system reliability and control.

-Modular 3U Rack Design

Standardized 3U rack-mounted modules, compatible with two rack sizes, allowing flexible capacity expansion and easy installation.

-Scalable Structure

The cabinet supports multiple battery modules stacked vertically, enabling customized energy storage solutions for residential, commercial, and industrial applications.

-User-Friendly Installation

Plug-and-play design with front-access terminals simplifies wiring and maintenance.

  solar lithium battery

 

This diagram illustrates a complete hybrid solar energy storage system, integrating solar power, battery storage, grid connection, and backup generation to ensure stable and efficient energy supply.

The system is centered around a hybrid inverter, which intelligently manages power flow between multiple energy sources:

PV Modules (Solar Panels) generate clean energy during the day

Battery Storage System (BOS-G) stores excess energy for later use

The alternator (Generator) provides backup power when needed

Utility Grid ensures continuous power availability

Solar energy is prioritized to power loads and charge the battery

Stored energy is used during nighttime or power outages

The system can automatically switch between solar, battery, generator, and grid. Excess power can be fed into the grid (if permitted)

 

The system supports intelligent distribution of electricity to different types of loads: Intelligent Load – optimized for energy-saving and smart control, Critical Load – ensures uninterrupted power for essential equipment. Ordinary Load – standard household or commercial usage

 

Certification

lithium batttery certification

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