Fortress Power
SKU: BAT-48V-5.4EFLEX-FORTRESS

Fortress Power LiFePO4 Battery – eFLEX 5.4 kWh

$6999.99

With Fortress Power, use the most of the sun!  This compact lithium storage system will fulfill your residential and commercial needs. Fortress’ storage systems are easily added to a new or existing solar photovoltaic installation.

  • Description

    The eFLEX 5.4 kWh is designed with the goal of building the world’s most robust lithium battery for all different application scenarios and harsh
    weather conditions.

    • Tier 1 Automotive Prismatic Lithium Iron Phosphate Cell with the highest cycle life
    • Patented Enclosure design achieves 4 times better thermal performance than our competitors
    • IP 65 Dust and Water Proof design for outdoor install
    • Flexible mounting options (wall mount, floor-stand or standard 19”
    industrial server rack mount)

    Market-leading Digital Processor Battery Management System (BMS) includes:
    • High amperage Contactor Disconnects
    • Individual cell voltage & temperature monitoring and balancing for
    maximum reliability and longevity
    • Canbus, Modbus, and Wi-Fi communication enable Internet-of-Things
    compatibility
    • Advanced closed-loop communication with most 48V inverters

  • Technical specifications

    Specifications:

    Total Energy

    5.376 kWh

    Nominal Voltage

    51.2(48)V

    Voltage Range

    45-58.4 V

    Max. Charge Current(Continuous)

    100 Amp / Recommended Charge Current: 55A

    Max. Discharge Current(Continuous)

    100 Amp / Recommended Continuous Discharge Rate: <68A Recommend Storage temperature

    32 to 95 F

    Charge temperature

    32 to 113 F

    Capacity

    105 Amp-hour

    Dimension(H x W x D)

    7.2″ x 17.5″ x 21.5″

    Weight

    116 lbs

  • Reference documents

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