Big Battery | 12V 3X HUSKY 2 KIT – AIMS
Introducing the 12V 3X HUSKY 2 KIT – AIMS: The Next Generation of Power Storage
BigBattery’s 12V 3X HUSKY 2 KIT – AIMS is a high-performance, high-capacity energy solution engineered for RVs, camper vans, boats, small yachts, trailers, and other mobile or off-grid setups. Offering 15.36kWh of LiFePO4 storage, this powerful kit delivers exceptional reliability, safety, and efficiency—ideal for off-grid living, extended travel, or backup power systems.
Advanced Lithium Power You Can Trust
Built with premium Tier 1 LFP (LiFePO4) cells, the HUSKY 2 is BigBattery’s most energy-dense 12V system yet. It includes a sophisticated Battery Management System (BMS) offering:
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Protection against over/under voltage and overcurrent
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Intelligent thermal management for consistent performance
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Self-heating function for safe, reliable winter charging
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Auto-cell balancing for long-lasting efficiency
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Full CANBus and RS485 support for real-time monitoring and control
Rugged and Built for Mobile Power
Encased in a vibration-resistant, IP65-rated enclosure, each HUSKY 2 battery is designed for long-term durability in harsh environments—whether on the road, at sea, or off-grid. With this rugged design, your system is protected from moisture, dust, and physical impact, making it ideal for mobile and remote applications.
2000W Inverter/Charger from AIMS Power
This kit includes a 2000W pure sine inverter/charger from AIMS Power, built for seamless DC-to-AC power conversion. Key features include:
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300% surge capacity for high-start appliances
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Multi-stage charging for improved battery health
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Automatic frequency detection (50Hz/60Hz)
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Integrated AC transfer switch for smooth switching between grid, solar, and battery sources
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Low-frequency transformer for quieter operation and reduced harmonic distortion
This inverter ensures clean, stable, and efficient power for sensitive electronics and demanding devices alike.
What's Included
3 × 12V HUSKY 2 - LiFePO4 - 400Ah - 5.12kWh
1 × Aims 2000 Watt Pure Sine Inverter Charger with Transfer Switch
2 × 4AWG (Black and Red) 21 inches Ring to Ring Terminal Cable
2 × Parallel Comm 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
Are Solar Guys Pro Authorized Retailers?
Yes! We are proud to be one of the few online retailers who are authorized retailers for every single product we carry!
When Will My Order Ship?
Most orders ship within 1–3 business days. You’ll get a tracking number as soon as it ships via email!
Do We Accept Returns?
Yes absolutely, we have a no-hassle, 30-day return policy on all items! To refer to the full policy, click HERE
Are Products Brand New?
Yes! All products on Solar Guys Pro are 100% brand-new and in perfect condition.
We do not sell any used or refurbished items.
Orders over $500 include a FREE (Normally $149.99) 80-Page DIY Solar eBook — added automatically at checkout.
Frequently Asked Questions
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