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Fortress Power Energy Storage System (81.0Kwh Capacity) - FlexTower

Fortress Power Energy Storage System (81.0Kwh Capacity) - FlexTower

Regular price $20,549.32 USD
Regular price Sale price $20,549.32 USD
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  • SKU:PES-ESS-BTS-0028
  • Brands: Fortress Power
  • Compliance special features:
    • Scalable / Stackable
  • Documents:
  • Shop by storage type:
    • Low Voltage (48V/51.2V) – Home / Small Commercial
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  • Fortress Power Energy Storage System - FlexTower 81kWh Capacity

    Introducing the Fortress Power FlexTower, a pioneering energy storage system designed to meet diverse energy needs across various environments. This innovative solution, leveraging the substantial storage capability of up to 81kWh, seamlessly integrates with solar arrays, offering unmatched reliability and efficiency.

    Product Features

    Robust Lithium Battery Design

    The eFlex 5.4 is engineered with a focus on versatility, handling diverse applications and harsh weather conditions with ease. This market-leading system features a highly advanced Digital Processor Battery Management System (BMS) for precise control.

    Advanced Enclosure Design

    The patented enclosure design provides exceptional thermal performance, surpassing competitors by four times. This IP65-rated enclosure is also dust and waterproof, suitable for both indoor and outdoor installations.

    Optimized Communication Capabilities

    Featuring Canbus, Modbus, and Wi-Fi communication, the FlexTower supports Internet-of-Things (IoT) compatibility, enabling seamless integration with various digital systems and 48V inverters.

    Flexible Installation Options

    Adapt to different spaces with flexible mounting such as wall mount, floor stand, or standard 19€ industrial server rack mount. The design ensures the system fits perfectly in any setup.

    High Efficiency and Longevity

    The battery system achieves greater than 98% efficiency at 0.5C and supports up to 8,000 cycle life at 80% Depth of Discharge (DoD), providing long-lasting and efficient power storage solutions.

    How It Works

    The Fortress Power FlexTower works by harnessing its eFlex 5.4 lithium batteries in a scalable setup that can expand up to 81kWh. It integrates sophisticated components ensuring reliable performance across various applications.

    Digital Processor Battery Management System (BMS)

    This BMS ensures the precise monitoring and balancing of cell voltage and temperature, enhancing the battery€™s longevity and reliability, making it ideal for continuous power management.

    Integrated Communication Systems

    The unit€™s advanced communication interfaces allow it to work efficiently with most inverters, ensuring optimal performance and intelligent energy management across networks.

    Modular and Scalable Design

    The system's modular approach enables flexible scaling, supporting multiple installation scenarios and varying power requirements, from small homes to large commercial infrastructures.

    Specifications

    Nominal Voltage 51.2V
    Nominal Capacity 105AH
    Rated Capacity @ 0.5C (50A) 5.374 kWh
    Efficiency >98%
    Enclosure Protection IP65
    Cycle Life 8,000 (@ 80% DoD)
    Charging Voltage 54.4V
    Temperature Range -4°F to 131°F (-20°C to 55°C)
    Max. Surge Power Rate 130A (6.6 KW 5S)
    Warranty 10 Years