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Home » 4X4 12V Accessories & Installations » Dual Battery System

Dual Battery & Touring Power Systems Brisbane.

Whether you’re exploring off-grid tracks for the weekend or relying on your 4X4 to power tools and gear in remote areas, our Dual Battery Fitouts are built to keep your essentials running without draining your main battery giving you power, reliability, and peace of mind wherever you go.

Dual Battery System Fitouts in Brisbane

What kind of system do you need?

You do not need to select individual components before requesting a quote. Start with the option that best reflects your vehicle and intended use, we’ll determine the appropriate battery capacity, charging equipment, cable sizing and protection.

01

Complete Dual Battery System

A complete auxiliary power system designed to protect your starting battery and reliably operate touring or work accessories.

  • Lithium auxiliary battery
  • DC–DC alternator charging
  • Circuit protection and cabling
  • Monitoring and accessory connections

02

Canopy & Touring Power

A more comprehensive system for canopies, trays and touring builds requiring multiple circuits and room for future expansion.

  • Fridge and lighting circuits
  • Solar charging integration
  • Power outlets and distribution
  • Optional inverter and 240V power

03

Existing System Upgrade

For vehicles that already have auxiliary power but need improved capacity, charging performance or additional equipment.

  • Battery-capacity upgrades
  • Larger or replacement DC–DC charger
  • Solar and inverter additions
  • Wiring and protection improvements

YOUR 4WD 12V POWER SPECIALISTS

Our 4WD Set-Up Options

Behind the Seat

A space-efficient option for compatible dual-cab vehicles using slimline lithium batteries.

Canopy Installation

Complete canopy power systems with charging, distribution, lighting and accessory circuits.

Tub or Tray

Protected auxiliary power for vehicles without a canopy or suitable behind-seat location.

Under Bonnet

Available on selected vehicles where heat, battery type and available mounting space permit.

ONE COMPLETE POWER SYSTEM

Designed as a system, not a collection of parts.

The battery, charger, solar input, inverter, cabling and circuit protection all need to work together. We assess the complete electrical demand and build the system around your vehicle, available space and realistic usage.

CHARGING

DC–DC & Alternator Charging

Correctly sized charging for lithium batteries, modern alternators and the way your vehicle is driven.

OFF-GRID INPUT

Solar Charging Integration

Fixed or portable solar input designed to complement alternator charging when the vehicle is stationary.

AC POWER

Inverters & 240V Power

Appropriately sized pure-sine-wave inverter systems for tools, appliances and touring equipment.

SAFE DISTRIBUTION

Monitoring & Circuit Protection

Fusing, isolation, power distribution and monitoring arranged for serviceability and future expansion.

KICKASS PREFERRED INSTALLER

Looking specifically for a KickAss 12V system?

We provide dedicated supply, installation and upgrade options for KickAss batteries, DC–DC chargers, inverters, solar equipment and complete touring-power systems.

Have questions? We have answers!

Frequently asked questions

A dual battery system gives your 4X4 a second power source to reliably run fridges, lighting, inverters, tools, and other accessories—without draining your starting battery. It’s a must-have for remote touring, off-grid adventures, and trade setups.

We offer only lithium batteries, available in Standard, Slimline, and Super Slim formats. These suit a wide range of install locations and space constraints without compromising on power.

Install time varies depending on the vehicle, install locations, accessories, and any customisation. Most setups take between 8 to 16 hours, but more complex builds can exceed that average—especially in tight spaces or with multiple power-hungry accessories.

Yes, we recommend booking ahead, especially during peak 4X4 seasons. This ensures we can schedule your install and have all parts ready for your fitout.

Yes! Our lithium systems are perfect for powering fridges, lights, tools, inverters, air compressors, and more—making your vehicle fully self-sufficient.

Yes. Every system includes a quality DC-DC charger that keeps your lithium battery charging efficiently off your vehicle’s alternator while you drive.

Definitely. We customise every fitout based on your vehicle’s layout, available space, power needs, and usage—whether it’s in the tub, canopy, behind the cab, or hidden away under seats.

  • Standard Lithium: Great for max power where space allows
  • Slimline: Fits narrow canopy walls or tight compartments
  • Super Slim: Designed for ultra-tight installs with limited depth

Yes—all lithium batteries, DC-DC chargers, and accessories come with manufacturer warranties. We also back our fitouts with a solid workmanship guarantee.

Yes, we do offer installation services for customers who have purchased Dual Battery Packages from other retailers such as KickAss, Kings, All Spark, and others.

However, a consultation is required prior to installation to assess your vehicle and setup. This ensures we can identify any necessary modifications and provide a professional, tailored installation. We’ll also be able to determine the time and scope involved during this consultation.

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