Skip to content

Big Battery | 12V 4X HUSKY 2 KIT – AIMS + CHARGER

SKU K0746
Save $620.00 Save $620.00
Original price $8,710.00
Original price $8,710.00 - Original price $8,710.00
Original price $8,710.00
Current price $8,090.00
$8,090.00 - $8,090.00
Current price $8,090.00

Overview

Introducing the 12V 20.48kWh LiFePO4 HUSKY 2 Kit: The Ultimate Power Storage Solution!

BigBattery’s 12V HUSKY 2 Kit is the most advanced power storage system yet, offering 20.48kWh of high-performance, high-ampacity LiFePO4 energy. Whether for your RV, camper van, trailer, boat, small yacht, or mobile power setup, this powerhouse provides unparalleled reliability and efficiency for all your energy needs.

The HUSKY 2 is our most energy-dense 12V solution to date. Built with premium Tier 1 LFP cells, it delivers optimal performance, longevity, and versatility for all types of off-grid and backup power applications. This lithium battery comes with comprehensive BMS protection features, including safeguards against over/under voltage, overcurrent, and thermal extremes. With its expansive operating temperature range, it’s ready for every season—whether you’re braving the cold or enjoying warmer climates.

The HUSKY 2’s IP65-rated, vibration-resistant enclosure ensures it can handle even the toughest conditions, while the advanced Battery Management System (BMS) provides auto-balancing of cells and full support for CANBus & RS485 communication protocols. This makes it easy to monitor and manage your power, ensuring consistent performance and reliability.

For cold-weather environments, the HUSKY 2 is equipped with an automatic self-heating function that supports charging in lower temperatures, so you can keep your power flowing all year long.

Paired with a top-tier 2000W AIMS Power inverter, the 12V HUSKY 2 Kit provides clean, efficient DC to AC power conversion for any of your mobile or backup power needs. This inverter delivers pure sine wave output, which means quieter operation, cooler motors, and smoother performance for even the most sensitive electronics and appliances. With extensive protections and versatile connection options, this robust 2kW inverter is an essential addition to your energy setup.

With the 12V HUSKY 2, you’ll save space and weight without sacrificing power or performance. Whether for travel, emergencies, or off-grid living, you’ll have the reliability and efficiency you need to stay powered day in and day out.

What's Included

4 × 12V HUSKY 2 - LiFePO4 - 400Ah - 5.12kWh
1 × Aims 2000 Watt Pure Sine Wave Inverter ETL Listed to UL 458
1 × 12V 110V AC 60A Lithium Charger (14.6V DC)
1 × 4AWG 4FT BB175 to Ring Terminal Cable
3 × Parallel Comm Cable
3 × 4AWG (Black and Red) 21 inches Ring to Ring Terminal Cable

Specs and Downloads

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
User Manual
Safety Data Sheet
CE Certificate
UN38.3 Certificate

USA Based Tech & Customer Support Got a question? Speak to our USA based tech & customer support team: 571-350-0146
#1 DIY Solar Authorized Retailer
Fast & Safe Shipping
Sales Tax Free
Authorized Dealer Warranty
#1 DIY Solar Authorized Retailer
Fast & Safe Shipping
Sales Tax Free
Authorized Dealer Warranty
The #1 Authorized DIY Solar Retailer

We're proud to be the USA's #1 Authorized retailer for high quality DIY solar brands

Fast Shipping

Experience the fastest shipping times you've seen in the entire solar industry.

Real Human Support

Questions? Give us a call to speak with our solar expert: (571) 350-0146

Frequently Asked Questions

Get your 30% Tax Solar Credit!

Get your 30% Tax Solar Credit!

Unlock substantial savings with the government's Solar Tax Credit, which offers a robust 30% deduction on the installation costs of solar systems. This attractive incentive is your ticket to leveraging solar energy's eco-friendly potential while enjoying the financial benefits.

At Solar Guys Pro, our commitment is to you. Please be reminded that our expertise does not extend to tax advice. Nonetheless, our dedicated staff is eager to guide you through the process and ensure you capitalize on this exceptional offer.

Contact us now to learn more!

Save With Exclusive Deals!

Save with discounts and get exclusive deals when you sign up with our newsletter!

USA Based Tech & Customer Support Got a question? Speak to our USA based tech & customer support team: 571-350-0146
#1 DIY Solar Authorized Retailer
Fast & Safe Shipping
Sales Tax Free
Authorized Dealer Warranty