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Fortress Power eFlex 5.4 and FlexRack 21.6kWh Bundle > 48 volt 21.6 kWh (420AH) Batteries and FlexRack - Energy Storage Package - Lithium Iron Phosphate (LiFeP04)
Fortress Power eFlex 5.4 and FlexRack 21.6kWh Bundle > 48 volt 21.6 kWh (420AH) Batteries and FlexRack - Energy Storage Package - Lithium Iron Phosphate (LiFeP04)


 
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Our Price: $15,750.00
Warranty: 10 year product warranty & guarantee
up-to 6000 cycles, whichever comes first.

Stock Status:In Stock
Product Code: FORTRESS-EFLEXRACKBUNDLE-21KWH
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Description Videos Datasheet
 

Fortress Power > 48 volt 21.6 kWh (420AH) Batteries and FlexRack - Energy Storage Package - Lithium Iron Phosphate (LiFeP04)

21.6kWh Energy Storage Package Includes:

  • Quantity Four - Fortress Power eFlex 5.4 > 48 Volt 5.4kWh (105AH) Battery
  • Quantity One - Fortress Power FlexRack > eFLEX 5.4 Battery Storage Rack

Fortress Power eFlex 5.4 > 48 Volt 5.4kWh (105AH) Battery - Lithium Iron Phosphate (LiFeP04)

The eFlex 5.4 kWh 48 Volt Lithium Iron Phosphate Battery is a safe, scalable solution for any project energy storage needs.

With built-in data storage and Wi-Fi for remote troubleshooting and monitoring. The eFlex is light years ahead of the pack. Additional features, such as the Smart Battery Management System (BMS) includes relay disconnects, closed-loop communication for many hybrid inverters, cell voltage, and temperature monitoring, and cell balancing to maximize reliability and longevity, as well as wifi for internet-of-things compatibility.

The Fortress Power eFlex has the highest round-trip efficiency in the industry at 98% efficiency.

Also, this battery has several mounting options such as wall mount, floor mount and server rack mount to fit your individual project’s needs.

Model eFlex 5.4
Series eFlex
Manufacturer Fortress Power

Mechanical

Type Lithium Iron Phosphate (LiFePO4)
Dimensions (L x W x H) 21.5" x 17.5" x 7.2"
Weight 108 lbs
Shipping Method Freight
Nominal Voltage 48V
Rated Capacity (20 Hour Rate) 105 AH
Terminal Type M8

Detailed Information

Lithium Iron Phosphate Battery
The Fortress Power eFlex is a 5.4 kWh scalable energy storage solution based on safe and energy dense prismatic Lithium-Iron-Phosphate cells. The high amperage, smart Battery Management System (BMS) includes relay disconnects, closed-loop inverter communication, cell voltage and temperature monitoring, and cell balancing to maximize reliability and longevity, as well as wifi for internet-of-things compatibility. The unit can be wall mounted, floor mounted, and server rack mounted.

    Features

  • 98% Roundtrip efficiency
  • High Durability and Long-Lasting
  • Safe Lithium Iron Phosphate Technology (LiFeP04)
  • Flexible mounting options
  • Remote monitoring
  • Advanced cell level monitoring and balancing
  • Close-loop communication with many hybrid inverters
  • Canbus, Modbus, and wifi communication
  • UL 9540 certified

Fortress Power FlexRack > Wall Mount Kit for eFLEX 5.4 Lithium Iron Battery

4 eFlex Batteries per FlexRack Battery Storage Rack

This compact, high-quality steel enclosure stores up to 4 eFlex 5.4kWh batteries. The FlexRack paired with multiple eFlex batteries can build a 48V UPS server rack or provide storage capacity to solar arrays. The FlexRack includes integrated busbars, wheels, and a DIN rail heater mount. This enclosure can be free-standing or pad mounted. The FlexRack also provides space to house other 48V server rack mount electronics. The unit comes fully assembled and it's sleek and clean design is perfect for space optimization.

Model FlexRack
Series eFLEX
Manufacturer Fortress Power
Enclosure Material Carbon Steel
Enclosure Protection IP20 (Indoor)
Enclosure Color White
Dimensions (L x W x H) 23.6" x 23.6" x 47.2"
Weight 153.2 lbs.

Features

  • Includes integrated busbars for easy stacking
  • Easy to add DIN rail thermostat for cold climates
  • Passive cooling vent for warm climates
  • Built on wheels for easy movement and positioning
  • Expandable up to 4 FlexRack units (15 eFlex batteries; total 81 kWh)

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Deep Cycle Batteries > Fortress Power > Fortress Power - eFlex Storage and Mounting Options