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Big Battery | 48V 2X HUSKY 2 KIT – EG4 6K Off-Grid Inverter

SKU K0705
Save $319.00 Save $319.00
Original price $5,419.00
Original price $5,419.00 - Original price $5,419.00
Original price $5,419.00
Current price $5,100.00
$5,100.00 - $5,100.00
Current price $5,100.00

Overview

NEXT-GEN POWER STORAGE IS HERE! BigBattery’s 48V 10.24kWh LiFePO4 HUSKY 2 Kit delivers unmatched reliability and efficiency, making it the perfect choice for off-grid systems, emergency backup, or mobile power setups like RVs and camper vans.

The HUSKY 2 is our most energy-dense 48V solution, designed for peace of mind during blackouts or off-grid adventures. With Tier 1 LFP cells, a wide temperature range, and comprehensive BMS protections for Over/Under Voltage and Over Current, this battery sets a new standard in durability and versatility. Its built-in thermal management system and self-heating capability ensure consistent performance—even in cold weather.

Housed in a rugged IP65-rated, vibration-resistant casing, the HUSKY 2 features advanced cell balancing and parallel CANBus & RS485 communication protocols. This kit also includes a 6000W EG4 split-phase inverter with an LCD display, smart load control, variable modes, built-in circuit breakers, and an integrated UPS module. This versatile inverter handles PV arrays up to 8000W and offers parallel scalability up to 96kW—making it the ideal partner for your HUSKY 2 system.

Compact, lightweight, and built for performance, the HUSKY 2 Kit ensures you’re always prepared for any power needs. Shop the all-new 48V HUSKY 2 & HUSKY 2 Kits today!

What's Included

2 × 48V HUSKY 2 - LiFePO4 - 100Ah - 5.12kWh
1 × EG4 6kW (8kPV) OFF-GRID INVERTER
1 × Parallel Comm Cable
1 × 4AWG (Black and Red) 21 inches Ring to Ring Terminal Cable

Specs and Downloads

Single Battery Tech Specs

SKU: FHSKY-48051-G2
System Voltage: 48V
Nominal Voltage: 51.2V
Chemistry: LiFePO4
kWh Capacity: 5.12kWh
Ah Capacity: 100Ah
Charging Voltage Range: 55.6 - 57V
Max Charge Voltage: 58.8V
Operating Voltage Range: 48 – 57V
Suggested Low Voltage Cutoff: 48 – 50.8V
BMS Cutoff Range: 42 - 47V
Cell Configuration: 16S
Max Continuous Discharge Current: 150A
Recommended Continuous Discharge Current: 100A
Max Continuous Power: 7500W
Recommended Continuous Power: 4000W
Max Discharge Peak Current: 225A (Max 5 seconds)
Max Charge Current: 100A
Charge Temperature Range: -4°F - 113°F (-20°C - 45°C)
Discharge Temperature Range: -4°F - 122°F (-20°C - 50°C)
Optimal Discharge Temperature Range: 59°F - 95°F (15°C - 35°C)
Storage Temperature Range: -4°F - 122°F (-20°C - 50°C) (Max 6 months)
Weight: 100 lb (45.4 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 (Parallel only)
Self-Heating: Yes


Inverter Specs

AC INPUT & OUTPUT

AC Voltage: 120V AC / 240V AC
AC Frequency: 50 Hz / 60 Hz
Max. Continuous AC Current: 37.5A @ 240V
Max. AC Input Power: 9000W
AC Bypass: 50A
Output Voltage: 120V AC / 240V AC
Output Frequency: 50 Hz / 60 Hz
Max. Continuous Output Current: 25A @ 240V
Output Power: 6000W
Surge Capacity: 12000W (3.5 sec) / 11000W (5 sec)
Power Factor: 0.99 (Full Load)
Reactive Power Adjustment Range: -0.8 - 0.8 Leading Adjustable
Total Harmonic Distortion: <3%
Switching Time: <15 ms (Single) / <30 ms (Parallel)

PV INPUT

No. of MPPTs (Inputs per MPPT): 2 (1)
Max. Input Current: 17A / 17A
Max. Short Circuit Input Current: 25A / 25A
DC Input Voltage Range: 100 - 480V DC
Start Up Voltage: 100V DC ± 10V DC
MPPT Operating Voltage Range: 120 - 385V DC
MPPT Voltage: 320V DC
Max. PV Array Power: 8000W (4000W per MPPT)
MPPT Efficiency: 99%

BATTERY

Nominal Voltage: 48V DC
Battery Voltage Range: 46.4 - 60V DC
Max. Discharge Current: 140A
Max. Charge Current: 125A
DC Cut-Off Voltage: 59V DC
DC Recovery Voltage: 57.4V DC
Charge Cut-Off Voltage: 58.4V DC

OPERATING ENVIRONMENT & DIMENSIONS

Operating Temperature: 32ºF - 113ºF (0ºC - 45ºC)
Storage Temperature: 5ºF - 140ºF (-15ºC - 60ºC)
Altitude: <6,561 ft (2000 m)
Relative Humidity: 5 - 95%
Typical Noise Emission: <58 dB
Protection Rating: IP20
Max. Parallel Connections: 16
Weight: 52.9 lbs (24 kg)
Depth: 5.25 in (132 mm)
Width: 18 in (457 mm)
Height: 25.5 in (648 mm)


Battery Downloads

Inverter Downloads

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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