12-Year Warranty

12-Year Warranty

Full Battery Coverage

12V HUSKY2 INV KIT + 12V Victron MultiPlus-II 3000W Inverter/Charger | 5.12kWh | RV, Marine, Off-Grid System
12V HUSKY2 INV KIT + 12V Victron MultiPlus-II 3000W Inverter/Charger | 5.12kWh | RV, Marine, Off-Grid System - Image 2
12V HUSKY2 INV KIT + 12V Victron MultiPlus-II 3000W Inverter/Charger | 5.12kWh | RV, Marine, Off-Grid System - Image 3
12V HUSKY2 INV KIT + 12V Victron MultiPlus-II 3000W Inverter/Charger | 5.12kWh | RV, Marine, Off-Grid System - Image 4
12V HUSKY2 INV KIT + 12V Victron MultiPlus-II 3000W Inverter/Charger | 5.12kWh | RV, Marine, Off-Grid System - Image 5
12V HUSKY2 INV KIT + 12V Victron MultiPlus-II 3000W Inverter/Charger | 5.12kWh | RV, Marine, Off-Grid System - Image 6

Everything You Need, Included

Your complete 12V kit

Inverter12V HUSKY 2 INV Lithium Battery 5.12kWh 400Ah1× 12V HUSKY 2 INV Lithium Battery 5.12kWh 400Ah
 12V Victron MultiPlus-II 12/3000/120-50 (UL 458)1× 12V Victron MultiPlus-II 12/3000/120-50 (UL 458)
 Victron Cerbo GX1× Victron Cerbo GX
CablesVictron COMM Cable1× Victron COMM Cable
  • 12-Year Warranty
  • U.S. Support
  • LiFePO₄ Safety

12V HUSKY2 INV KIT + 12V Victron MultiPlus-II 3000W Inverter/Charger | 5.12kWh | RV, Marine, Off-Grid System

SKU# K0734

System selector

Compare and swap systems

Choose an option to see current product information without leaving this page.

Choose Your ESS Configuration*

Compare the available system sizes and choose the configuration that fits your power needs.

SKU: K0734-V Categories: ,
$2,744.25
Orders over $3,000 Qualify For Free Shipping!

Additional Add-ons

-

About this item

The 12V HUSKY 2 INV + Victron MultiPlus-II 3000W Inverter/Charger Kit is a premium, scalable energy solution designed for RVs, camper vans, marine systems, and mobile off-grid applications. Available in 1× to 4× battery configurations, this system delivers 5.12kWh to 20.48kWh of LiFePO₄ energy, providing reliable, long-lasting power for everything from weekend trips to full-time off-grid living.

 

 

Built around the 12V HUSKY 2 INV battery, the system features inverter communication capability for optimized integration and performance. Powered by Tier 1 LiFePO₄ cells and an advanced BMS, it ensures safe, efficient operation with protection against voltage, current, and temperature extremes.

 

Paired with the Victron MultiPlus-II 3000W inverter/charger, this kit delivers 3,000VA of pure sine-wave output along with intelligent energy management through PowerControl and PowerAssist, allowing seamless handling of shore, generator, or grid input without overload.

 

esigned for real-world conditions, the batteries feature IP65-rated enclosures, vibration-resistant construction, and built-in self-heating for reliable operation in rugged and cold environments. With Victron GX compatibility and HUSKY app monitoring, users gain full system visibility and control from anywhere.

Ships From: Texas, USA
Warranty: 12Years (Battery), 5 Years (Inverter)
Support: Lifetime USA-Based Tech Support

 

Compatibility

Integrated System:

  • 1× / 2× / 3× / 4× HUSKY 2 INV 12V LiFePO₄ Batteries
  • 1× Victron MultiPlus-II 12V 3000W Inverter/Charger

System Compatibility:

  • 1× HUSKY 2 INV (5.12kWh) – Best for light RV setups, weekend trips, and basic loads like lights, fans, and small appliances
  • 2× HUSKY 2 INV (10.24kWh) – Ideal for extended trips, moderate appliance use (fridge, TV, small AC), and daily mobile living
  • 3× HUSKY 2 INV (15.36kWh) – Built for high-demand setups with longer runtime, multiple appliances, and off-grid living
  • 4× HUSKY 2 INV (20.48kWh) – Maximum capacity for full-time van life, marine systems, and heavy power usage with minimal recharge needs
Key Features
  • Scalable Energy Capacity – Available in 1× (5.12kWh), 2× (10.24kWh), 3× (15.36kWh), and 4× (20.48kWh) configurations
  • Complete Integrated System – Battery + inverter/charger designed to work seamlessly together
  • 3,000VA Pure Sine Wave Output – Clean, stable power for sensitive electronics and appliances
  • 120A Integrated Battery Charger – Fast, efficient charging from shore or generator power
  • Inverter Communication (INV Batteries) – Optimized system performance and coordination
  • PowerAssist Technology – Boosts output using battery power during peak demand
  • PowerControl Functionality – Prevents overload from shore or generator input
  • Tier 1 LiFePO₄ Cells – Safe, stable, and long-lasting lithium battery technology
  • Advanced BMS Protection – Multi-layer safety for voltage, current, and temperature
  • IP65-Rated Battery Enclosure – Built for dust and water resistance
  • Self-Heating Function – Reliable operation in cold climates
  • Vibration-Resistant Design – Ideal for mobile and marine environments
  • Victron Remote Monitoring Ready – Full system visibility with GX devices
  • HUSKY App Monitoring – Real-time battery tracking and control
  • Maintenance-Free Operation – No routine servicing required

A premium, scalable energy solution built for reliability, performance, and total power confidence – wherever your journey takes you.

Real Installations From Customers Like You!

Enter your build here to show off your build and receive a gift-box from us! Selected photos will be featured on our website and product pages.

Designed For 48V Applications
  • LEAD ACID REPLACEMENT
  • CLASS A, B, & C RVs
  • CAMPER VANS
  • TOW-BEHIND TRAILERS
  • MARINE SYSTEMS
  • BOATS & YACHTS
  • COMMERCIAL VEHICLES
  • FOOD TRUCKS
  • EMERGENCY BACKUP
  • LIGHT TOWERS & SIGNS

Battery Downloads

SKU#:FHSKY-12051-G2-INV
GTIN/UPC:00199874819792
Spec Sheet:DownloadDOWNLOAD
User Manual:DownloadDOWNLOAD
Safety Data Sheet:DownloadDOWNLOAD
Mobile IOS App:Go to linkGO TO LINK
Mobile Android App:Go to linkGO TO LINK

Battery Specifications

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:250A
Max Continuous Power:5120W
Max Discharge Peak Current:500A (Max 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 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

Inverter Downloads

SKU#:INV017
Spec Sheet:DownloadDOWNLOAD

Inverter Specifications

GTIN-12 (U.P.C.):850061252418
Battery Voltage:12VDC
Rated Power:3000 VA / 2400 W
Peak Power:5500 W
Parallel Capacity:Yes
Nominal Output Voltage RMS:N/A
Output Frequency:60 Hz ± 0.1%
AC Voltage Regulation:120 VAC ± 2%
Inverter Efficiency (Peak):94%
Waveform:Pure Sine Wave
Transfer Time:N/A
Voltage:120VAC
Selectable Voltage Range:90-140 VAC
Frequency Range (Auto-Sensing):45 – 65 Hz
Max. Charging Current:120A
Max. PV Array Power:N/A
Max. PV Charge Current:N/A
Max. PV Array Open Circuit Voltage:N/A
Max. Efficiency:N/A
No. of Independent MPP Trackers / Strings per MPP Tracker:N/A
MPPT Range at Operating Voltage:N/A
Weight:42 lbs
Depth:5.8 in
Width:10.9 in
Height:21.1 in
Operating Temperature:N/A
Altitude:N/A
Protection Rating:N/A

Real Installations From Customers Like You!

Enter your build here to show off your build and receive a gift-box from us! Selected photos will be featured on our website and product pages.

Designed For 48V Applications
  • LEAD ACID REPLACEMENT
  • CLASS A, B, & C RVs
  • CAMPER VANS
  • TOW-BEHIND TRAILERS
  • MARINE SYSTEMS
  • BOATS & YACHTS
  • COMMERCIAL VEHICLES
  • FOOD TRUCKS
  • EMERGENCY BACKUP
  • LIGHT TOWERS & SIGNS

Battery Downloads

SKU#:FHSKY-12051-G2-INV
GTIN/UPC:00199874819792
Spec Sheet:DownloadDOWNLOAD
User Manual:DownloadDOWNLOAD
Safety Data Sheet:DownloadDOWNLOAD
Mobile IOS App:Go to linkGO TO LINK
Mobile Android App:Go to linkGO TO LINK

Battery Specifications

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:250A
Max Continuous Power:5120W
Max Discharge Peak Current:500A (Max 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 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

Inverter Downloads

SKU#:INV017
Spec Sheet:DownloadDOWNLOAD

Inverter Specifications

GTIN-12 (U.P.C.):850061252418
Battery Voltage:12VDC
Rated Power:3000 VA / 2400 W
Peak Power:5500 W
Parallel Capacity:Yes
Nominal Output Voltage RMS:N/A
Output Frequency:60 Hz ± 0.1%
AC Voltage Regulation:120 VAC ± 2%
Inverter Efficiency (Peak):94%
Waveform:Pure Sine Wave
Transfer Time:N/A
Voltage:120VAC
Selectable Voltage Range:90-140 VAC
Frequency Range (Auto-Sensing):45 – 65 Hz
Max. Charging Current:120A
Max. PV Array Power:N/A
Max. PV Charge Current:N/A
Max. PV Array Open Circuit Voltage:N/A
Max. Efficiency:N/A
No. of Independent MPP Trackers / Strings per MPP Tracker:N/A
MPPT Range at Operating Voltage:N/A
Weight:42 lbs
Depth:5.8 in
Width:10.9 in
Height:21.1 in
Operating Temperature:N/A
Altitude:N/A
Protection Rating:N/A
×

12V HUSKY2 INV KIT + 12V Victron MultiPlus-II 3000W Inverter/Charger | 5.12kWh | RV, Marine, Off-Grid System

Price range: $2,744.25 through $7,284.90