Part 3 – Batteries RVs typically use deep cycle, valve-regulated lead-acid (VRLA) batteries that can be regularly discharged and recharged. There are two types of VRLA batteries—  gel and absorbed glass mat (AGM)—with the latter being more popular. AGM batteries offer many advantages to the RVer. They are sealed, do not spill or vent gas,

Common RV Battery Configurations Depending on your RV battery configuration and your power requirements, you may need to configure your battery array in either a series or a parallel configuration. Parallel circuits provide multiple paths for electrical currents, so a break in the current for one device doesn’t shut all devices down. This is the