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Fortress Power eFlex 5.4 kWh Battery System

Fortress Power eFlex 5.4 kWh Battery System

Regular price $2,191.76
Sale price $2,191.76 Regular price
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Type

Batteries

SKU

eFlex 5.4 G2

Minimum Order Quantity: 1

12 In stock

Reviews

Fortress

The Fortress Power eFlex is a 5.4 kWh scalable energy storage.

The Fortress Power solution built with safe and energy-dense Lithium Iron Phosphate (LiFePO4) cells. Its advanced Battery Management System (BMS) ensures reliability with features like individual cell monitoring, balancing, and Closed-Loop inverter communication.

With IP65-rated protection and flexible mounting options (wall, floor, or rack), the eFlex is ideal for renewable energy, marine, RV, telecom, and more. Remote monitoring is enabled via WiFi, Modbus, and Canbus for IoT compatibility.

Key Features:

  • Safe LiFePO4 Technology
  • 98% Round-Trip Efficiency
  • Flexible Mounting Options
  • Remote Monitoring via WiFi, Modbus, and Canbus
  • NRTL Certified (UL9540 & UL9540A)

Pricing:

  • Price is EXW (Ex-Works).
  • Shipping costs are not included.
  • Contact us for a shipping quote.
Product Query Form 📄 Query for Product

Fortress

The Fortress Power eFlex is a 5.4 kWh scalable energy storage.

The Fortress Power solution built with safe and energy-dense Lithium Iron Phosphate (LiFePO4) cells. Its advanced Battery Management System (BMS) ensures reliability with features like individual cell monitoring, balancing, and Closed-Loop inverter communication.

With IP65-rated protection and flexible mounting options (wall, floor, or rack), the eFlex is ideal for renewable energy, marine, RV, telecom, and more. Remote monitoring is enabled via WiFi, Modbus, and Canbus for IoT compatibility.

Key Features:

  • Safe LiFePO4 Technology
  • 98% Round-Trip Efficiency
  • Flexible Mounting Options
  • Remote Monitoring via WiFi, Modbus, and Canbus
  • NRTL Certified (UL9540 & UL9540A)

Pricing:

  • Price is EXW (Ex-Works).
  • Shipping costs are not included.
  • Contact us for a shipping quote.

         Product Specifications

Category Details
Name eFlex 5.4
Total Energy (kWh) 5.4
Max. Charge Current (Continuous) [A] 100
Max. Discharge Current (Continuous) [A] 60
Max. Pulse Current (5 sec) [A] 130
Capacity [Ah] 105
Voltage Range [V] 48–55
Charging Temperature [°F] 32 to 113
Discharging Temperature [°F] 32 to 140
Storage Temperature [°F] 32 to 95
Dimensions [L x W x H, inches] 21.5 x 17.5 x 7.2
Weight [lbs] 116
Life Cycles 8,000 @ 80% DoD
Round Trip Efficiency >98%

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