Forbes Batteries & Electronics is your Local one stop shop in Toowoomba & Darling Downs for all your Battery Isolator requirements. The Battery Isolator allows for separation of starting and auxiliary batteries in all 12V marine, 4WD, caravan & solar applications. When your car is running, the isolator connects both batteries together
and allows them to charge. When your engine is off, the isolator
separates the batteries. So if you do manage to flatten your second
battery you will still be able to start your car. We at
Forbes Batteries & Electronics have a range of Battery Isolators from top brands like Enerdrive, Redarc & Much more.