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12V HUSKY 2 INV Lithium Battery 5.12kWh 400Ah | LiFePO4 | Inverter Comms | RV | Off-Grid | Marine Battery
48v accessory list
12V HUSKY 2 INV Lithium Battery 5.12kWh 400Ah | LiFePO4 | Inverter Comms | RV | Off-Grid | Marine Battery - Image 3
12V HUSKY 2 INV Lithium Battery 5.12kWh 400Ah | LiFePO4 | Inverter Comms | RV | Off-Grid | Marine Battery - Image 4

Product Summary:

The 12V HUSKY 2 delivers 5.12kWh (400Ah) of reliable LiFePO₄ power for RVs, camper vans, and marine setups. Built with Tier 1 LFP cells, IP65 casing, self-heating, and an advanced BMS, it ensures safe, year-round performance with unmatched durability and efficiency.

12V HUSKY 2 INV Lithium Battery 5.12kWh 400Ah | LiFePO4 | Inverter Comms | RV | Off-Grid | Marine Battery

$2,050.00$1,790.00
YOU SAVED: $260.00
SKU# FHSKY-12051-G2-INV

Choose Your Inverter Option*

12V Victron MP II 3000 12V AIMS 2000 None

Choose Your Battery Option*

12V BigBattery HUSKY2 INV

Choose Your Inverter Quantity*

Standard

Standard

Large

Large

Complex

Complex

SKU: FHSKY-12051-G2-INV Categories: , ,

Items Included

Included Components
  • 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)

Compatible Accessories & Additional Add-ons

Introducing The Husky2 (INV)

The 12V HUSKY 2 delivers 5.12kWh of ultra-reliable LiFePO₄ engineered to power your favorite applications such as RVs, boats, and small off-grid homes. This INV variation includes inverter communications! Built with Tier 1 LFP cells, IP65 casing, self-heating, and an advanced BMS, it ensures safe, all-weather performance, maximum durability, and efficiency for every adventure.  

12V Husky2
Enjoy The Great Outdoors with Greater Power Husky 2 INV Version is compatible with Inverters to deliver an Off-Grid Ready dependable Power for Remote Living, Solar Compatibility thats perfect match for PV + Inverter Setups & Maintenance Free guarantee.
RV
BigBattery 48V Husky 2 INV Lithium Battery, Energy Independence Made Easy
Husky 2 BMS Smart Monitoring App

Related Videos

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Designed For 12V 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
 

BigBattery Husky 2 Videos

https://www.youtube.com/watch?v=KhD8Y4Rtfck
Discover What You Get Straight Out The Box, Husky 2 Unboxing!

https://www.youtube.com/watch?v=2ZN30sfPOt0
Explore Lithium Solutions for Everyday Applications with The Husky 2!

Featured Husky 2 Reviews


https://www.youtube.com/watch?v=v3pkb9okfmM
Home Power Backup Battery Review!

https://www.youtube.com/watch?v=QX82z1QWGuU
Is the BigBattery Husky 2 Overkill? Yes. That’s Why I Love It.

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: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

BigBattery batteries are backed by a 12-year warranty, giving you reliable long-term performance and confidence in every charge. Designed for durability and engineered to last, our batteries are built to power your setup for over a decade. For more information, please visit our policy page

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