Practical, jargon-free help for sizing and wiring your van's electrical system. New guides are added regularly; the sizing pillar is the standard place to start.
Calculate your daily watt-hours, then size battery, solar, inverter and charger to match.
Read →A practical guide to matching your solar array to your battery and climate. In progress.
Why lithium is now the standard, and when lead-acid might still make sense. In progress.
What an alternator charger does, and why it protects both your batteries. In progress.