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

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

BY: Big Battery | SKU: FHSKY-12051-G2 Availability: In Stock
$2,050.00

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

The Big Battery 12V HUSKY 2 is a high-capacity lithium iron phosphate (LiFePO₄) battery designed for demanding applications such as RVs, marine vessels, and off-grid systems. With a substantial 400Ah capacity and 5.12kWh of energy storage, it offers reliable power in a compact form factor. Equipped with advanced features like an IP65-rated enclosure, self-heating function, and comprehensive communication protocols (CANBus/RS485), the HUSKY 2 ensures performance and safety in various environments.​

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

High-Capacity Energy Storage

Delivers 5.12kWh of energy with a 400Ah capacity, suitable for extended off-grid use.​

Advanced Battery Management System (BMS)

Features auto-cell balancing and protection mechanisms to enhance battery lifespan and safety.​

Self-Heating Function

Enables charging in cold environments by maintaining optimal battery temperature.​

Robust Enclosure

IP65-rated, vibration-resistant casing ensures durability in harsh conditions.​

Comprehensive Communication Protocols

Supports CANBus and RS485 for seamless integration with various systems.​

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

  • Recreational Vehicles (RVs) Provides reliable power for appliances and electronics during travel.​
  • Marine Vessels Powers onboard systems with resilience to marine environments.​
  • Off-Grid Systems Ideal for cabins or remote locations lacking grid access.​
  • Backup Power Serves as an emergency power source during outages.​
  • Solar Energy Storage Stores excess solar energy for use during non-sunny periods.
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What's Included

Everything you need is included with your product.

  • 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)

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

Category Specifications
SKU FHSKY-12051-G2
System Voltage: 24V
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

Frequently-Asked Questions

What communication protocols does the HUSKY 2 support?

The HUSKY 2 supports CANBus and RS485, allowing integration with smart inverters, BMS monitors, and other communication-enabled devices.

Can I use the HUSKY 2 battery for marine applications?

Yes, the IP65-rated enclosure provides water and dust resistance, making it suitable for marine and coastal environments.

How long does the HUSKY 2 battery last?

With a life cycle of over 3500 cycles at 80% depth of discharge (DoD), it can last 10–12 years or more under typical use conditions.

Does the battery include mounting hardware?

Yes, the package includes L mounting brackets, screws, and carrying handles to simplify secure installation.

Can this battery be monitored remotely?

Yes, via its CANBus/RS485 ports, the battery can be monitored using compatible third-party systems or integrated solar inverters with BMS display functionality.

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