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


      6kW 14.3kWh RHINO 2 Off-Grid Power System


      10 Year Warranty

      Applied To Batteries Only


      6kW 14.3kWh RHINO 2 Off-Grid Power System


      Included Components

      1 × 48V RHINO 2 – LiFePO4 – 280Ah – 14.34kWh
      1 × EG4 6kW (8kPV) OFF-GRID INVERTER
      30% Federal Tax Credit AvailableThis system qualifies for federal rebates.

      HIGH-CAPACITY OFF-GRID POWER! The second generation of BigBattery’s flagship 48V RHINO has arrived, and the next-gen RHINO 2 is here to revolutionize power storage for every home in America. This 14.34kWh configuration is the ideal solution for off-grid power in your tiny home, cabin, or homestead, supported by comprehensive safety, reliability, and state-of-the-art features.


      The RHINO 2 System is built to be a durable, high-capacity off-grid power solution, with a single unit design and a convenient conduit box on top of the unit for effortless cable management and a sleek finished look, with all hardware included to secure the RHINO 2 to your wall with a simple installation. The RHINO 2 comes equipped with an IP65-rated, all-weather casing, as well as an advanced BMS with auto cell-balancing, and a responsive self-heating function to ensure long-lasting safety and reliability even in the harshest of conditions. Plus, the RHINO 2 features an interactive LED display on the side of the unit, along with full CANBus and RS485 communication protocols, so you can always monitor the status and performance of your power. The RHINO 2 even boasts an internal fire extinguishing unit for ultimate peace of mind when installed inside or outside your home. Supported by these robust safety and visibility features, this power system is engineered to withstand up to 8,000 cycles at 80% depth of discharge (DoD), achieving lifespans of up to 10+ years!


      But that’s not all. We pair our RHINO 2 with a cutting-edge 6000W split-phase inverter & charger from EG4, which features its own LCD touch screen display, 2 MPPT inputs, an integrated UPS module for seamless on and off-grid switching, and the ability to handle PV arrays of up to 8000W. Plus, through its smart load control, AC coupling abilities, and peak shaving function, you can meet your power needs and protect your home against unstable grids or rolling blackouts, while seeing huge savings each month on your electric bill. But if you already have an inverter at home, don’t worry! The RHINO 2 is compatible with dozens of 48V inverters on the market today.


      Whether you’re looking to outfit your home with an uninterrupted power system or you’re simply looking to ensure emergency backup power is always available, the RHINO 2 ensures reliable, efficient power delivery day in and day out, allowing you to save on utilities, and most importantly, stay powered and prepared. Take control of your power and shop the all-new 48V RHINO 2 Systems today!


      10 Year Savings Vs Lead-Acid


      the weight and space




      Safe & Reliable 

      Single Battery Tech Specs

      System Voltage:48V
      Nominal Voltage:51.2V
      Chemistry: LiFePO4
      kWh Capacity: 14.34kWh
      Ah Capacity: 280Ah
      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
      Max Continuous Discharge Current:200A
      Max Continuous Power: 10240W
      Max Discharge Peak Current: 300A (Max 5 seconds)
      Max Charge Current:200A
      Charge Temperature Range:-4°F - 113°F (-20°C - 45°C)
      Discharge Temperature Range:-4°F - 122°F (-20°C - 50°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:308.6 lb (140 kg)
      Depth:9.1 in (231 mm)
      Width: 22.3 in (566.5 mm)
      Height:34.6 in (879 mm)
      Max Connections:Up to (3) parallel connections per (1) inverter
      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:

      Inverter Specs


      AC Voltage:120V AC / 240V AC
      AC Frequency:50 Hz / 60 Hz
      Max. Continuous AC Current:37.5A @ 240V
      Max. AC Input Power:9000W
      AC Bypass:50A
      Output Voltage:120V AC / 240V AC
      Output Frequency:50 Hz / 60 Hz
      Max. Continuous Output Current:25A @ 240V
      Output Power:6000W
      Surge Capacity:12000W (3.5 sec) / 11000W (5 sec)
      Power Factor:0.99 (Full Load)
      Reactive Power Adjustment Range:-0.8 - 0.8 Leading Adjustable
      Total Harmonic Distortion:<3%
      Switching Time:<15 ms (Single) / <30 ms (Parallel)

      PV INPUT

      No. of MPPTs (Inputs per MPPT):2 (1)
      Max. Input Current:17A / 17A
      Max. Short Circuit Input Current:25A / 25A
      DC Input Voltage Range:100 - 480V DC
      Start Up Voltage:100V DC ± 10V DC
      MPPT Operating Voltage Range: 120 - 385V DC
      MPPT Voltage:320V DC
      Max. PV Array Power: 8000W (4000W per MPPT)
      MPPT Efficiency:99%


      Nominal Voltage:48V DC
      Battery Voltage Range:46.4 - 60V DC
      Max. Discharge Current:140A
      Max. Charge Current:125A
      DC Cut-Off Voltage:59V DC
      DC Recovery Voltage:57.4V DC
      Charge Cut-Off Voltage:58.4V DC


      Operating Temperature:32ºF - 113ºF (0ºC - 45ºC)
      Storage Temperature:5ºF - 140ºF (-15ºC - 60ºC)
      Altitude:<6,561 ft (2000 m)
      Relative Humidity:5 - 95%
      Typical Noise Emission:<58 dB
      Protection Rating:IP20
      Max. Parallel Connections:16
      Weight:52.9 lbs (24 kg)
      Depth:5.25 in (132 mm)
      Width:18 in (457 mm)
      Height:25.5 in (648 mm)
      Spec Sheet:
      User Manual:
      Monitoring System Guide:
      Monitoring Adapter Installation Guide:
      UL1741 Certificate:

      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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