We Provide Innovative Solar Energy Solutions

Expand your business with reliable products, protected markets, and dedicated factory support.

Battery Energy Storage System

Sunjoy Racked High-Voltage Modular Energy Storage System

Sunjoy Rack-Mounted High-Voltage Modular Energy Storage Syst...

  • Dimension: 600*505*2130
  • Application: Commercial energy storage ， solar energy storage
  • Power : 9.6~86.4KWH
  • Voltage : 192-864
  • Model : SJESSR1

Description

  • [Sunjoy Energy High-Voltage Modularity] Built around a premier 20S1P Lithium Iron Phosphate (LiFePO4) architecture, offering a standalone base module rating of 64V 314Ah (20KWh) for clean, high-density space saving.

  • [High-Voltage String Configuration] Dynamically supports a 15-pack configuration linked in series to build a colossal 960V high-voltage string, reducing transmission resistance and boosting overall system round-trip efficiency.

  • [300KWh Base Energy Matrix] Each single synchronized standard cabinet rack effortlessly achieves up to 300KWh of total stored capacity, forming a rock-solid foundation for high-power infrastructure.

  • [Bespoke Project Scalability] Specifically engineered with a fully flexible, scalable footprint; allows engineering teams to stack, multiply, and scale capacity outward to seamlessly match any specific project or commercial venue requirement.

  • [Industrial-Grade Protection Architecture] Governed by an intelligent, multi-layer high-voltage Master-Slave BMS cluster network that continuously tracks cell balance, insulation safety, and real-time telemetry.

    • Product Introduce

    Infinite Project Scalability with Sunjoy Energy

    The Sunjoy Rack-Mounted High-Voltage Modular Energy Storage System is engineered to revolutionize customized power infrastructure for modern commercial, industrial, and utility-scale projects. Built on a framework of ultimate modular flexibility, this premium system empowers enterprise operators, grid engineers, and industrial site managers to discard rigid, oversized traditional storage and deploy a right-sized, perfectly scaled energy asset tailored precisely to unique localized demands.

    High-Voltage Modular Architecture (20S1P Framework)

    At the heart of the system is the advanced 20S1P LiFePO4 battery pack configuration, boasting a nominal module matrix of 64V 314Ah and 20KWh of energy. By connecting 15 of these premium modules in a seamless series architecture, the system forms a high-efficiency 960V high-voltage string, capable of delivering up to 300KWh of massive energy storage within a single standardized rack. Operating at high voltages dramatically minimizes line current and thermal energy loss, maximizing conversion rates for peak-shaving, load leveling, and multi-megawatt renewable harvesting.

    Tailored Expansion for Diverse Project Profiles

    Sunjoy’s rack-mounted framework is uniquely agile. Rather than standardizing on static footprints, this modular platform serves as a fluid building block. Project planners can scale the system outward across multi-rack parallel clusters to easily address heavy mechanical peak demands, complex microgrid developments, remote field exploration setups, or sprawling corporate manufacturing yards. Managed by an intelligent centralized high-voltage Master-Slave BMS, individual modules work in absolute harmony, ensuring maximum cell balance, safety, and operational uptime across any customized system volume.


    Core Base Module Parameters

    • Brand / System Manufacturer: Sunjoy Energy

    • Battery Chemistry: Lithium Iron Phosphate (LiFePO4)

    • Single Module Configuration: 20S1P

    • Nominal Module Voltage: 64V

    • Nominal Module Capacity: 314Ah

    • Nominal Module Energy: 20.096KWh (approx. 20KWh)

    • Enclosure Type: Standard Heavy-Duty Rack-Mount Pack

    Serial String & System Rack Integration

    • Standard Serial Configuration: 15 Packs Connected in Series

    • Total Nominal System Voltage: 960V

    • Total Nominal Energy (Single Rack): 301.44KWh (approx. 300KWh System)

    • System Scalability: Modular Multi-Rack Expansion (Custom Parallel Layout Supported)

    • System Expansion Capability: Configurable based on bespoke client & multi-megawatt project parameters

    Operational & Control Parameters

    • System Management Topology: Smart Master-Slave Cluster BMS (High Voltage Rated)

    • Communication Interfaces: RS485 / CAN / Modbus TCP

    • Safety Protocols: Integrated Insulation Monitoring, Over-Current, Over-Voltage, and Comprehensive Cell Thermal Balancing Controls