Midea Group
Aqua-E261
Aqua-E261
  • Investment Savings

    Integrated system design, pre-installation and pre-commissioning, reducing the number of on-site adjustments.

    AI intelligent temperature control, system temperature difference ≤ 4°C, reduce 30% auxiliary power consumption.

  • Maximum Performance

    Multi-stage PCS high-efficiency energy conversion technology to enhance the system charging and discharging efficiency up to 90%.

    Cloud AI optimization algorithms provide decision-making basis through high-accuracy forecasting for complex system operation and electricity market transactions, which can increase annual revenue by 15% to 20% and shorten thereturn on investmentcycle.

  • User Experience Upgrade

    User-friendly terminal design adaptable to various wire gauge requirements.

    Significantly reduced operational noise levels as low as 70dB.

  • Intelligent Operation and Maintenance

    Intelligent online monitoring, rapid state detection and fault recording to achieve rapid system fault location and analysis.

    Supports remote operation and maintenance, with intelligent O&M enhancing the efficiency of energy storage station operations, asset returns, and service revenues.

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  • DC-side Parameters
    Nominal Capacity
    261kWh
    Nominal Power
    125kW
    Battery Voltage Range
    676–949VDC
    Cell Type LFP3.2V / 314Ah
    System Configuration 1P260S
  • AC-side Parameters
    Nominal Power
    125kW
    THDi
    < 3%
    THDu (off-grid)
    < 3%
    DC Component < 0.5%
    Nominal Voltage
    400 V AC
    AC Voltage Range
    340–460 V AC
    Frequency Range
    50 ± 5 Hz
  • System Parameters
    Operating Ambient Temperature Range

    –30°C to +55°C (> 45°C derating)     (-22°F to 131°F, >113°F derating)

    Storage ambient temperature range
    –30°C to +55°C   (-22°F to 131°F)
    Relative Humidity
    5%–95% RH (non-condensing)
    Max. Operating Altitude 2000 m   (6562 ft)
    Ingress Protection (IP) Rating IP55
    System efficiency
    ≥ 87%@0.5P
    Auxiliary power
    Self-powered
    Cooling method
    Liquid cooling
    Cycle life
    ≥ 7000 cycles
    Weight 2700 ± 50 kg   (5952 ± 110 lb)
    Corrosion-proof Grade

    • IEC Version: C3, C4 (optional)

    • UL Version: C4


    Dimensions (W × H × D)

    • IEC Version: 1150 × 2400× 1500mm (45.3 × 94.5 × 59.1 in, without lifting eyes)

    • UL Version: 1520 × 2000 × 1390 mm (59.8 × 78.7 × 54.7 in, without lifting eyes)


    Fire Suppression System

    • IEC Version: Smoke detector, heat detector, aerosol, horn strobe

    • UL Version: Smoke detector, heat detector, aerosol, horn strobe, gas detector(H), exhaust device, inlet device

    Communication Interface
    Ethernet, CAN, RS485, 4G
    Standard Compliance

    • IEC Version: IEC62619, IEC63056, IEC62040, IEC62477, UN38.3

    • UL Version: NFPA 855, NFPA 69, NFPA 70, NFPA 72, UL 9540A, UL 9540, UN38.3, UL 1741




    ©2026 Shenzhen CLOU Electronics Co., Ltd.

    All rights reserved. Subject to change without notice. Version 1.0 02/2026