Here’s how the different types compare: Flooded Lead-Acid Battery: High capacity, low voltage, and can handle high discharge rates. However, they require regular maintenance and can leak if not properly maintained. Sealed Lead-Acid Battery: Lower capacity and higher voltage than flooded batteries. They are also maintenance-free and leak-proof.
The lead–acid battery is a type of rechargeable battery first invented in 1859 by French physicist Gaston Planté. It is the first type of rechargeable battery ever created. Compared to modern rechargeable batteries, lead–acid batteries have relatively low energy density. Despite this, they are able to supply high surge currents.
Lead–acid batteries may be flooded or sealed valve-regulated (VRLA) types and the grids may be in the form of flat pasted plates or tubular plates. The various constructions have different technical performance and can be adapted to particular duty cycles. Batteries with tubular plates offer long deep cycle lives.
Cost is another important factor to consider when choosing a lead-acid battery. Here’s how the different types compare: Flooded Lead-Acid Battery: The most affordable option, but requires regular maintenance and can be messy. Sealed Lead-Acid Battery: More expensive than flooded batteries, but maintenance-free and leak-proof.
Sealed lead-acid batteries, also known as valve-regulated lead-acid (VRLA) batteries, are a newer type of lead-acid battery. They have a sealed case, which prevents the electrolyte from leaking or spilling. There are two types of sealed lead-acid batteries: absorbed glass mat (AGM) and gel batteries.
When a lead-acid battery is charged, the lead sulfate on the plates is converted back into lead oxide and lead. This process is called “charging.” When the battery is discharged, the lead oxide and lead on the plates react with the sulfuric acid to form lead sulfate. This process is called “discharging.” Lead-acid batteries have several advantages.