Our FALCON Elite is being replaced with 2nd Generation alternatives with advanced features and protections. If you're looking to take your cart to the next level, shop the EAGLE 2 & HUSKY 2 today!


  • 48V 2X EAGLE 2 KIT

    LiFePO4 - 64Ah - 3.26kWh

    • 48V 1X HUSKY 2 KIT

      LiFePO4 - 100Ah - 5.12kWh


      48V ETHOS 15.3KWH (3 Module)


      10 Year Warranty

      Applied To Batteries Only


      48V ETHOS 15.3KWH (3 Module)


      Included Components

      3 × 48V ETHOS 5.12kWh Stackable Battery Module
      1 × ETHOS Control Box
      1 × 15kWh Ethos Controller to Battery Power Cable 4ft (1220mm)

      Compatible Accessories

      SKU K0950 Category SKU#:
      30% Federal Tax Credit AvailableThis system qualifies for federal rebates.

      STACKABLE POWER STORAGE! BigBattery’s 48V ETHOS is here to revolutionize your home’s power. Our all new ETHOS battery system features a fully stackable and modular design, equipped with its own control box, in-depth LED display, and mounting system.


      Whether you’re looking to ensure emergency backup power is available in your cabin or tiny home, or you’re looking to outfit your residential home with a powerful solar system, the ETHOS ensures reliable, efficient power delivery through every season. Equipped with an advanced BMS featuring an auto-cell balancing function, an IP65-rated casing, as well as an internal fire suppression system, the ETHOS ensures long-lasting safety and durability. Plus, with its interactive LED display and CANBus/RS485 communication protocols, you’re always able to monitor the health and status of your power. Each ETHOS module is certified to the highest level, including UL9540A & UL1973 certifications, and when paired with a 12000W LUXPower inverter, the whole system is UL9540-certified, affording you the ability to grid-tie your power system and capitalize on net-metering programs and other tax incentives.


      The ETHOS is now available in 2-stack (10.24 kWh) and 3-stack (15.36 kWh) configurations, with the ability to expand upon your ETHOS system as needed. It’s time to take your home’s power to the next level! Shop the all-new 48V ETHOS today!


      10 Year Savings Vs Lead-Acid


      the weight and space




      Safe & Reliable 

      Tech Specs

      GTIN-12 (U.P.C.):850061252166
      System Voltage:48V
      Nominal Voltage:51.2V
      Chemistry: LiFePO4
      kWh Capacity: 15.36kWh
      Ah Capacity: 300Ah
      Charging Voltage Range:55.6 - 57V
      Max Charge Voltage:57V
      Operating Voltage Range:48 – 57V
      Suggested Low Voltage Cutoff:48 – 50.8V
      Cell Configuration:16S 3P
      Max Continuous Discharge Current:250A
      Max Continuous Power: 12800W
      Max Discharge Peak Current: 300A (Max 5 seconds)
      Max Charge Current:200A
      Charge Temperature Range:32°F - 113°F (0°C - 45°C)
      Discharge Temperature Range:-4°F - 140°F (-20°C - 60°C)
      Optimal Discharge Temperature Range:59°F - 95°F (15°C - 35°C)
      Storage Temperature Range (SoC >50%):-4°F - 113°F (-20°C - 45°C) (Max 6 months)
      Weight:387 lb (175.5 kg)
      Depth:6.7 in (170 mm)
      Width: 26.5 in (674 mm)
      Height:59.8 in (1520 mm)
      Max Connections:Up to (16) parallel connections per control box
      Protection Rating:IP65 / NEMA 4X
      Communications:CANBus / RS485
      Certifications:UL9540A, UL1973, & UN38.3
      Spec Sheet Download:
      User Manual Download:
      UL1973 Certification Download:
      Safety Data Sheet Download:

      Designed For 48V Applications

      For more information or larger quantity inquiries, visit our B2B page or please call our sales team at #(818) 280-3091

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