Enhance your vehicle’s utility with our Slim Lithium Batteries, available in 100Ah and 200Ah capacities. Tailored for the tight spaces of 4x4s, Utes, vans, and canopies, these slim yet powerful batteries are perfect for powering both 12V equipment and inverters for AC-240V power. Built to withstand the harsh Australian terrain, they deliver high capacity and performance, meeting all your auxiliary battery needs.

Power your tools, lights or essential gear with our Slim designed Lithium Batteries.

Custom Lithium are Proudly Australian-Made Certified

Our auxiliary battery systems are Australian-Made certified meaning you’re supporting Australian jobs and help drive innovation & manufacturing in Australia.