AUTO ELECTRICAL ITEMS MENU For everything from batteries to alternators to starter motors covers all auto electrics and electronics. Rockhampton's best & cheapest Auto Electricians.

Caravan, Camper, 4WD Dual Battery from HAE Rockhampton

A dual battery system is two separate batteries working in conjunction with each other with different purposes ensuring your vehicle will always start.

A dual battery simply describes a battery system with a second or auxiliary battery that has been installed in addition to the vehicle’s original factory-fitted battery.

Are you in need of a dual battery system for your car, truck or 4×4 vehicle? Our expert team of auto electricians will supply and fit dual battery systems including the most popular ‘REDARC Dual Battery System with professionalism and care. Backed by over 53 years’ of industry-earned experience with expert auto electrical services, Highway Auto Electrics will quickly and efficiently carry out your service having your vehicle in great working order once again.

We supply and fit dual battery systems including the most popular dual battery system on the market today “Redarc”. The REDARC BCDC1225 or BCDC1240, 12 Volt 25 Amp/40Amp In-vehicle DC to DC charger designed to keep your auxiliary battery charged whilst driving or with portable solar panels when you’re parked. The system charges your auxiliary battery to their optimum levels, using multi-stage DC-DC charging system.

As a guide, the BCDC1225 is suited for a battery bank size of 75-200AH. REDARC recommends the BCDC1240 for over 200AH. It will provide a battery chemistry specific charging profile and is able to achieve and maintain an optimal charge to all major lead-acid batteries.

The BCDC dual battery charger will work from a wide operating range (9 – 32V) giving the option of charging from both 12V and 24V vehicle systems.

The BCDC DC-DC charger also features a Maximum Power Point Tracking (MPPT) solar regulator, allowing you to deliver the maximum amount of power from your solar panels to your auxiliary battery.

With multiple levels of fault protection. The smart charger will act as a dual battery isolator, should the voltage get too low, the start battery will be protected.

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Fix it now and PAY LATER with our interest free easy payment options. Choose from HUMM - Interest Free or Zip Pay - Payment Options options to pay for your repairs and servicing over a period best suited to you.


Serving customers for over 55 years, Highway Auto Electric's mission has always been to deliver customer satisfaction providing quality services at affordable prices. Rest assured Our Technicians are trained to the highest level, so they can offer the best quality service and advice all with a lifetime workmanship guarantee*.

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Highway Auto Electrics offer personal service and quality workmanship guaranteed* for life.

For any of the above services or for any automotive repairs, Mechanical, Air-conditioning, Auto electrical, Cruise control, Caravan services, Bosch, Delkor and Century Batteries.

You can speak with Cathy or Steve who will talk you through any automotive service questions and advice; they are well-informed, patient, professionals. (07) 4926 1303

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Page Summary: Types of automotive batteries, Vehicle batteries, car batteries, Caravan batteries, Camping batteries, Battery banks, Lead-acid battery, Deep cycle battery, Lithium-ion battery, AGM batteries (Absorbed Glass Mat) Gel Batteries. Battery charge, Battery management devices. Alternator, Anderson plug, Battery management system, Battery, Brake controller, Solar panels, Cable, Cabling, Circuit breaker, Connectors, Charge rate check, Circuit relay, Cruise control kits, Driving lights fitted, EFI clean, Electric window motors, Electrical parts, Engine warning light, Flashers, Fuel pump, Fuse, Gauges, Ignition switch, Indicators, Instruments, Jump starter, Lighting, Lights, Redarc battery systems, Solar panels, SRS airbags, Starter motor, Stop lights, Terminals, Trailer plug, Windscreen wipers, Wire,