Battery Maintenance Most people are familiar with the generic black box wet battery that contains liquid inside, which can be seen by opening the two end caps on the top. Unlike these generic wet batteries, AGM and gel batteries are sealed. However, they do have a safety vent in case gas needs to escape when…
AGM Battery History AGM Battery technology relates to Absorbent Glass Mat, which is a technology that began to widespread in the early 1980s, primarily in the applications of military aircraft, vehicles and backup power. The reason why AGM batteries became increasingly common is because Absorbent Glass Mat technology has several benefits including low internal resistance,…
