Fortress Power FlexTower All-in-One Energy Storage System
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. All-in-One Solution 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 Flexible & Easy Install 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 Highest Reliability for Maximal Protection 8000+ cycle life with tier 1 Automotive Lithium Iron Phosphate (LFP) battery 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 Highest Roundtrip Efficiency to Maximize Your Solar Investment >98% Battery Efficiency 5% CEC-Rated Inverter Efficiency Compatible with Din-Rail Heaters to maximize lifecycles in cold climates DuraRack Specifications: Enclosure Material Carbon Steel Enclosure Protection IP65 water and dust proven (outdoor) Enclosure Color White Dimensions [W x H x D] 29.29 x 41.34 x 18.03 in (744 x 1050 x 458 mm) Enclosure Weight 59.6 kg / 153.2 lbs Maximum Battery Units 4 eFlex 5.4 Storage Capacity Range 5.4kWh - 21.6 kWh per unit Max. Storage Capacity 81 kWh (4 unites in parallel) Knockout Size 1inch & 2 inch Positive and Negative Battery Busbars 2 x 4 points; M8 (5/16) Terminal Rings Positive and Negative Busbars to Inveter 2 points; m10 (3/8) Terminal Rings Battery Cables 4 sets of Terminal Torque 7.0 - 7.7 Nm (5.1 - 5.7 ft-lb) Enclosure Warranty 3 Years Certifications UL9540, UL9540A, UL1973, CEC, SGIP