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


      12V HUSKY 2 – LiFePO4 – 400Ah – 5.12kWh


      10 Year Warranty

      Applied To Batteries Only


      12V HUSKY 2 – LiFePO4 – 400Ah – 5.12kWh


      SKU FHSKY-12051-G2 Categories , SKU#:
      Included Components
      • 2 × HUSKY 2 Carrying Handle
      • 2 × L Mounting Bracket
      • 2 × M8 Screws
      • 1 × Red & Black Terminal Rubber Cover
      • 1 × 2AWG 3FT Red & Black Ring to Ring Terminal Cables (CBL086)

      SECOND GENERATION POWER STORAGE IS HERE! The 12V 5.12kWh LiFePO4 HUSKY 2 is the latest battery to come out of the BigBattery workshop, providing a high-amperage solution, with unmatched reliability and efficiency, for your RV, camper van, and marine applications.


      This battery is our most advanced 12V solution to date, designed to power your adventures no matter how far they take you. From its Tier 1 LFP cells to its generous operating parameters, wide temperature range, and 400Ah capacity, this battery redefines versatility and durability when it comes to lithium power storage. But that’s not all!


      The HUSKY 2 comes with state-of-the-art features to enhance the safety and visibility of your power. Not only is it housed in an IP65-rated, vibration-resistant casing, and equipped with an advanced BMS capable of auto-balancing cells, but it also boasts a self-heating function to ensure you have reliable power through every winter excursion. Plus, the HUSKY 2 features full CANBus & RS485 communication protocols, so you can always monitor the status and performance of your power.


      Equipped with the HUSKY 2, you’ll be powered and prepared to hit the road, or the water, worry-free every time. Shop the all-new 12V HUSKY 2 today!

      IP65 Protection Rating
      CANBUS & RS485

      Tech Specs

      System Voltage:12V
      Nominal Voltage:12.8V
      Chemistry: LiFePO4
      kWh Capacity: 5.12kWh
      Ah Capacity: 400Ah
      Charging Voltage Range:13.9V - 14V
      Max Charge Voltage:14.4V
      Operating Voltage Range:12V - 14.4V
      Suggested Low Voltage Cutoff:12V - 12.7V
      BMS Cutoff Range:10.5V - 11.75V
      Cell Configuration:4S
      Max Continuous Discharge Current:300A
      Max Continuous Power: 5120W
      Max Discharge Peak Current: 350A (Max 5 seconds)
      Max Charge Current:200A
      Charge Temperature Range:-4°F - 113°F (-20°C - 45°C)
      Discharge Temperature Range:-4°F - 131°F (-20°C - 55°C)
      Optimal Discharge Temperature Range:59°F - 95°F (15°C - 35°C)
      Storage Temperature Range:-4°F - 113°F (-20°C - 45°C) (Max 6 months)
      Weight:95 lb (43.1 kg)
      Depth:12.6 in (320 mm)
      Width: 18.1 in (460 mm)
      Height:9.8 in (249 mm)
      Max Connections:Up to (16) Parallel
      Protection Rating:IP65 / NEMA 4X
      Communications:CANBus / RS485
      Spec Sheet Download:
      User Manual Download:
      Safety Data Sheet Download:

      Designed For 12V 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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