Free Camper Van Electrical Diagrams

Check out our totally free example wiring diagrams for van (or other mobile) builds. Each example system includes a detailed PDF wiring diagram and comprehensive materials list.

We also sell many of the components you would need to put these systems together in bundles with deep discounts.

If wiring up your own electrical system is intimidating or you don’t have the time, you might also want to check out our pre-wired, drop-in power system: the Valley Hi Voyager!

Finally, we have tons of other resources on our blog about power systems.

Internal BMS Battery System

The most affordable and easiest to install for a basic camper van electrical system that charges with solar, when driving through DC-DC chargers and also through an inverter/charger when you have shore power.

External BMS Battery System

If you need a fairly large power system, and therefore large batteries with high amp hour capacity, you start to benefit from batteries that use an external BMS which allows you to fit more battery storage in the same footprint.

Dedicated Secondary Alternator

If you need the best off-grid capability with large “loads” like air conditioners, this is the most reliable and powerful way to keep your battery bank charged up.