All Guides

Plain-English guides to solar, batteries, DC-DC charging and 12V installs.

What to look for in a 100Ah LiFePO4 battery for free camping, and the features that are actually worth paying for.

Weight, usable capacity, charging speed and lifespan compared, so you can decide if lithium is worth the extra upfront cost.

Slim lithium batteries fit under seats and behind panels in utes, vans and 4WDs. Here's what to check before you buy.

Match your DC-DC charger to your battery size, alternator and cable run, with tips for smart alternators and solar input.

A simple dual battery layout with a DC-DC charger, fuses and earths, plus the parts list to build it.

Portability, output, durability and price compared, so you can pick the right solar for weekends away or long trips.

Cost per watt hour, flexibility, charging and ease of use compared, to find the best value camping power for you.

The essential tools to do your first 12V install right, from crimpers and multimeters to heat shrink and fuses.

A simple method for choosing 12V cable and fuse sizes for your own setup, with a worked example.

Work through these seven common causes in order, from the engine to the cable size, to find your charging fault.