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Big Battery 12V 4X HUSKY 2 KIT – AIMS

SKU K0741
Original price $8,870.00 - Original price $8,870.00
Original price
$8,870.00
$8,870.00 - $8,870.00
Current price $8,870.00
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Big Battery 12V 4X HUSKY 2 KIT – AIMS

Included Components

4 × 12V HUSKY 2 - LiFePO4 - 400Ah - 5.12kWh (FHSKY-12051-G2)

1 × Aims 2000 Watt Pure Sine Inverter Charger with Transfer Switch (INV004)



3 × 4AWG (Black and Red) 21 inches Ring to Ring Terminal Cable (CBL092)

_Parallel Comm Cable

3 × Parallel Comm Cable (CBL099)

SECOND GENERATION POWER STORAGE IS HERE! This 12V 20.48kWh LiFePO4 HUSKY 2 Kit is the latest and greatest from BigBattery, providing a robust, high-ampacity solution, with unmatched reliability and efficiency, for any RV, camper van, trailer, boat, small yacht, or mobile power setup.

The HUSKY 2 is our most energy-dense 12V solution to date, designed to provide ultimate peace of mind during operation, whether that’s out on the open waters, or while boondocking in the countryside. From its Tier 1 LFP cells to its generous operating parameters, this battery redefines versatility and durability when it comes to lithium power storage, and boasts comprehensive BMS protections against Over/Under Voltage and Over Current statuses, as well as a thermal management system that affords a generous operating temperature range for all you winter warriors!

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 and full CANBus & RS485 communication protocols, but it also boasts an automatic self-heating function which supports cold weather charging, ensuring you have reliable power through every season. But that’s not all!

We pair the 12V HUSKY 2 with a cutting-edge 2000W inverter and charger from AIMS Power. This dual inverter-charger boasts a 300% surge capability, automatic frequency detection, power factor correction, adjustable multi-stage charging, and a built-in AC transfer switch, guaranteeing incredibly low transfer times. When paired with a lithium battery bank, this automatic transfer switch creates seamless transitions between grid, solar, and battery input priorities and serves as an essential component for any mobile or backup power system. This inverter also comes equipped with an integrated low-frequency transformer. This heavy-duty transformer greatly reduces the levels of harmonic distortion during the conversion process, resulting in a cleaner, more efficient delivery of power to the rest of your system, increasing overall system reliability and efficiency, and creating a significantly quieter operating experience. With robust features, setting selectability, and extensive protections, this AIMS inverter is one of the safest, most reliable, most versatile, and most essential inclusions for any energy enthusiast looking to set up or upgrade their power system.

Equipped with the 12V HUSKY 2, you’ll be saving space and weight no matter the application, and you can rest easy knowing you’re powered and prepared day in and day out. Shop the all-new 12V HUSKY 2 & HUSKY 2 Kits today!

Single Battery Tech Specs

SKU: FHSKY-12051-G2
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
Self-Heating: Yes
Spec Sheet Download:
User Manual Download:
Safety Data Sheet Download:
Inverter User Manual Download: