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Fortress Power FlexTower All-in-One Energy Storage System

SKU FlexTower
Original price $2,030.00 - Original price $2,030.00
Original price
$2,030.00 - $2,030.00
Current price $2,030.00
in stock

The FlexTower is an all-in-one energy storage system. Built on the foundation of the DuraRack battery cabinet, the FlexTower combines the battery, charge controller, and inverter into a single unit with an LCD control panel, and remote monitoring capability. The FlexTower is easy to install and carries IP65/NEMA3R ratings for indoor or outdoor use.

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    Key Features

    Inverter, charge controller, LCD Control Panel, Battery and remote monitoring app integrated in one unit

    Supports Off-grid, Back-up, Zero Export, Time-of-Use, Demand Response, Peak Shaving, and Virtual Power Plant

    • IP65 water and dust proof for indoor & outdoor installation. NEMA3R
    • AC or DC couple to existing or new PV arrays
    • Optional Rapid Shutdown Button Included
    • Side knockouts sized for solar, grid, and generator wiring
    • Easily scaled to meet all large residential and commercial electricity needs
    Whole Home Backup with 200A Grid Pass-through
    • 200A Pass-through eliminates backup panel requirement
    • Saves time on inverter wiring
    • Includes battery cables and combiner for additional savings
    Enclosure MaterialCarbon Steel
    Enclosure ProtectionIP65 water and dust proven (outdoor)
    Enclosure ColorWhite
    Dimensions [W x H x D]29.29 x 41.34 x 18.03 in (744 x 1050 x 458 mm)
    Enclosure Weight59.6 kg / 153.2 lbs
    Maximum Battery Units4 eFlex 5.4
    Storage Capacity Range5.4kWh – 21.6 kWh per unit
    Max. Storage Capacity81 kWh (4 unites in parallel)
    Knockout Size1inch & 2 inch
    Positive and Negative Battery Busbars2 x 4 points; M8 (5/16) Terminal Rings
    Positive and Negative Busbars to Inveter2 points; m10 (3/8) Terminal Rings
    Battery Cables4 sets of
    Terminal Torque7.0 – 7.7 Nm (5.1 – 5.7 ft-lb)
    Enclosure Warranty3 Years
    CertificationsUL9540, UL9540A, UL1973, CEC, SGIP



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