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Big Battery 48V 1X HUSKY 2 3K Growatt Inverter Kit

SKU K0704
Original price $2,665.00 - Original price $2,665.00
Original price
$2,665.00 - $2,665.00
Current price $2,665.00
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Big Battery 48V 1X HUSKY 2 3K Growatt Inverter Kit

SECOND GENERATION POWER STORAGE IS HERE! This Big Battery 48V 1X HUSKY 2 3K Growatt Inverter Kit is the latest and greatest from BigBattery, providing a robust solution, with unmatched reliability and efficiency, for any off-grid power system, emergency backup, or mobile power setup in your RV or camper van.

The HUSKY 2 is our most energy-dense 48V solution to date, designed to provide ultimate peace of mind during operation, whether that’s in your home during a blackout, or while out boondocking in the countryside! From its Tier 1 LFP cells to its generous operating parameters and wide temperature range, this battery redefines versatility and durability when it comes to lithium power storage, and boasts comprehensive BMS protections against Over/Under Voltage and Over Current statuses, as well as a thermal management system that affords a generous operating temperature range. But that’s not all!

The HUSKY 2 comes with state-of-the-art features to enhance the safety and visibility of your power. Not only is it housed in an IP65-rated, vibration-resistant casing, and equipped with an advanced BMS capable of auto-balancing cells, but it also boasts a self-heating function which supports cold weather charging, ensuring you have reliable power through every season. Plus, the Big Battery 48V 1X HUSKY 2 3K Growatt Inverter Kit features full CANBus & RS485 communication protocols, and we pair the HUSKY 2 with a cutting-edge 3000W Growatt inverter, equipped with its own in-depth LCD display, so you can always stay up to date on the status and performance of your power, including remote monitoring from anywhere in the world with this inverter’s independent WiFi module.

Equipped with the Big Battery 48V 1X HUSKY 2 3K Growatt Inverter Kit, you’ll be saving space and weight no matter the application, and you can rest easy knowing you’re powered and prepared day in and day out. Shop the all-new Big Battery 48V 1X HUSKY 2 3K Growatt Inverter Kit today!

What's Included

  • (4) 12V HUSKY 2 - LiFePO4 - 400Ah - 5.12kWh
  • (1) 12V MultiPlus-II 120V Inverter/Charger
  • (1) Victron Cerbo GX
  • (3) Parallel Comm Cable
  • (1) Victron COMM Cable
  • (3) 4AWG (Black and Red) 21 inches Ring to Ring Terminal Cable

Key Features

Battery Specs

  • GTIN-12 (U.P.C.): 850061252678
  • 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
  • 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
  • Communications: CANBus / RS485
  • Self-Heating: Yes

 Inverter Specs

  • Battery Voltage: 48VDC


  • Rated Power: 3000VA/3000W
  • Surge Power: 6000VA
  • AC Voltage Regulation (Battery Mode): 100/110/120VAC at 50/60Hz
  • Waveform: Pure Sine Wave
  • Efficiency (Peak): 90%
  • Transfer Time (Typical) : 10ms
  • Transfer Time (Max.) : 20ms
  • Parallel Capability: Yes (Max 6 units)


  • Input Voltage: 120VAC
  • Selectable Voltage Range (For Personal Computers): 95 - 140VAC
  • Selectable Voltage Range (Home Appliances): 65 - 140VAC
  • Charge Current 40A
  • Frequency Range (Auto-Sensing): 50/60Hz


  • Max. PV Array Power: 4000W
  • Max. PV Charge Current: 80A
  • Max. PV Array Open Circuit Voltage: 250VDC
  • No. of Independent MPP Trackers / Strings Per MPP Tracker: 1/1
  • Standby Power Consumption: 2W


  • Weight: 26.5 lbs
  • Depth: 5.3 in
  • Width: 13 in
  • Height: 19.1 in


  • Operating Temperature: 0°C (32°F) - 50°C (122°F)
  • Storage Temp: -15°C (5°F) - 60°C (140°F)
  • Relative Humidity (Non-Condensing): 5% - 95%
  • Protection Rating: IP20



Spec Sheet

Shine WiFi-F Spec Sheet


10-Year Warranty Applied To Batteries Only


Additional Information


  • Rated power 3KW, power factor 1
  • MPPT ranges 120V~250V, 300Voc
  • High-frequency inverter with small size and lightweight
  • Pure sine wave AC output
  • Solar and utility grids can power loads at the same time
  • With CAN/RS485 for BMS communication
  • With the ability to work without battery
  • Parallel operation up to 6 unit (only with battery connected)
  • WIFI/ GPRS remote monitoring (optional)