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Fortress Power LFP-10 Max > 10kWh LiFeP04 Battery Storage w 10 Year Warranty - Non-UL
Fortress Power LFP-10 Max > 48 Volt 10kWh Battery Storage - Lithium Iron Phosphate (LiFeP04) - Non-UL - with 10 Year Warranty

Our Price: $5,500.00
Warranty: 10 year product warranty


Description Datasheet

Fortress Power > 48 Volt 10kWh Battery Storage - Lithium Iron Phosphate (LiFeP04) - Non-UL - with 10 Year Warranty

Note: "NON-UL" Off-Grid Systems ONLY

Fortress Battery's High-Performance LFP-10 Max battery is easy to install, safe, and reliable. It provides the lowest lifetime energy cost for both new solar customers and retrofit customers.

Fortress Power Lithium Batteries have the industry’s most advanced technology with a Battery Management System that integrates multilevel safety concepts:

  • Overcharge and Deep Discharge Protection
  • Voltage and Temperature Observation
  • Cell Monitoring and Balancing
  • Built-in accessible 150 Amp DC breaker On/Off switch

Model LFP-10 Max
Series LFP
Manufacturer Fortress Power


Type Lithium Iron Phosphate (LiFePO4)
Total Energy (kWh) 10.24
Capacity (Ah) 200
Nominal Voltage (V) 51.2 (48)
Voltage Range (V) 48 - 55
Max. Charge Current (Continuous) (A) 120 (6 kW)
Max. Discharge Current (Continuous) (A) 120 (6 kW)
Max. Plus Current for 5Sec (A) 150 (7.6 kW)
Charge temperature (F/°C) 32 F to 113 F (0 °C to 55°C)
Discharge temperature (F/°C) 32 F to 114 F (0 °C to 45°C)
Recommend Storage temperature (F/°C) 41 F to 113 F (5°C to 55°C)
Enclosure Protection Rating IP30 (indoor unit)
Mounting Options Floor Standing
Certificates UL 1642, CE
Warranty 10 Year Warranty
*5/10 year warranties available
Life Cycle 6000 @ 80% DoD
Battery Breaker 150 A
Efficiency > 98% @ 0.5C
Scalability Maximum 2 LFP-10 in parallel
Dimensions (W x D x H) 20.47" x 9.37" x 33.35"
Weight 210 lbs
Shipping Method Freight

The LFP-10 Max is Easy to Integrate with Solar, or Operate Independently to Provide Your Home Power Day or Night

  • Keep your solar system operating during a power outage
  • Use energy stored during daytime for powering your home at night
  • Lower your electric bill by avoiding the need to buy electricity at peak times
  • No maintenance and operation costs


  • High Performance
    Large power capacity, with a fast charging and continuous discharge power, creating an 98% round-trip conversion.

  • Consistent Reliability
    Lithium Ferro Phosphate (LFP) technology operates a wider temperature range providing dependable performance.

  • Superior Safety
    Manufactured at the highest standards. LFP is proven to be one of the safest Lithium technologies in the industry.

  • Easy to Install
    Our compact design saves space and can be conveniently installed.

About Fortress Power

Fortress Power proudly services homes, businesses, utilities, telecom and transportation companies worldwide. Our Pennsylvania-based team’s passion for clean energy storage has earned us a place among the world’s top energy storage battery manufacturers.

Our logistics centers located across the country offer easy distribution to all of our major markets. Fortress Power’s high-performance solar lithium battery storage products are designed, engineered and inventoried along with live technical support in the United States.

Fortress Power has partnered with industry leading lending institutions to help make your solar investment as easy as possible.

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