Big Battery | 12V HUSKY 2 INV Lithium Battery 5.12kWh 400Ah

Specifications

Brand	Big Battery
Product Name	12V HUSKY 2 INV Lithium Battery
SKU	FHSKY-12051-G2-INV
GTIN / UPC	00199874819792
System Voltage	12V
Nominal Voltage	12.8V
Chemistry	LiFePO4
Cell Configuration	4S
Energy Capacity	5.12kWh
Ah Capacity	400Ah
Charging Voltage Range	13.9V – 14V
Maximum Charge Voltage	14.4V
Operating Voltage Range	12V – 14.4V
Suggested Low Voltage Cutoff	12V – 12.7V
BMS Cutoff Range	10.5V – 11.75V
Max Continuous Discharge Current	250A
Max Continuous Power	5,120W
Max Discharge Peak Current	500A (Maximum 3 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	59°F – 95°F (15°C – 35°C)
Storage Temperature Range	-4°F – 113°F (-20°C – 45°C), Maximum 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)
Maximum Connections	Up to 16 in Parallel
Protection Rating	IP65 / NEMA 4X
Communications	CANBus / RS485
Self-Heating	Yes
Warranty	12 Years

Big Battery | 12V HUSKY 2 INV Lithium Battery 5.12kWh 400Ah

Description

Big Battery | 12V HUSKY 2 INV Lithium Battery 5.12kWh 400Ah

The Big Battery 12V HUSKY 2 INV is a high-capacity 5.12kWh LiFePO4 battery designed for RVs, marine systems, camper vans, commercial vehicles, and small off-grid applications. The INV version provides CANBus and RS485 communications for compatible inverter systems, while its advanced BMS, self-heating function, IP65/NEMA 4X enclosure, and vibration-resistant construction support reliable operation in demanding environments.

KEY FEATURES

5.12kWh Capacity – Provides 400Ah of lithium energy storage at 12.8V nominal voltage.
LiFePO4 Chemistry – Uses lithium iron phosphate cells for deep-cycle energy storage.
Inverter Communication – INV version supports CANBus and RS485 communication with compatible inverter systems.
AIMS & Victron Compatibility – Designed for closed-loop communication with compatible 12V AIMS and Victron inverter systems.
250A Continuous Discharge – Supports up to 250A continuous discharge according to Big Battery’s current product specifications.
500A Peak Discharge – Provides up to 500A for a maximum of 3 seconds.
5,120W Maximum Continuous Power – Supports high-power 12V applications within specified operating limits.
200A Maximum Charge Current – Supports high-rate charging with compatible equipment.
Self-Heating – Built-in heating supports charging in cold-weather conditions.
IP65 / NEMA 4X Protection – Enclosure provides protection against dust and water exposure.
Advanced BMS – Provides protection against overcharge, over-discharge, short circuit, current, and temperature conditions.
HUSKY App Monitoring – Enables remote battery status and performance monitoring.
Up to 16 Batteries in Parallel – Supports scalable 12V energy storage configurations.
Vibration-Resistant Construction – Designed for mobile, RV, marine, and other demanding installations.
Maintenance-Free Operation – LiFePO4 design eliminates routine watering and traditional lead-acid maintenance.
12-Year Warranty – Backed by Big Battery’s published battery warranty.

INCLUDED ITEMS

1 × 12V HUSKY 2 INV 400Ah LiFePO4 Battery
1 × 2 AWG Black & Red 3 ft Ring-to-Ring Terminal Cable, SKU CBL086
1 × Red & Black Terminal Rubber Cover
2 × M8 Screws
2 × L Mounting Brackets
2 × HUSKY 2 Carrying Handles

MAECENAS IACULIS

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ADIPISCING CONVALLIS BULUM

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