Tubular battery is one of the two popular battery designs, the second one being the flat pasted plate battery design. Tubular batteries have more complex designs, as they consists of a number of parallel tubes containing lead oxide. Despite of more efforts required in manufacturing them, these sealed maintenance free batteries, a tubular battery offers a number of advantages. As the names suggest, sealed batteries are completely sealed and makes them difficult to maintain. On the other hand, tubular batteries have openings that allow easy maintenance. Keep on reading to learn about other benefits of these batteries.