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sealed maintenance free battery

Origin of lead acid battery

A Valve Regulated Lead Acid (VRLA) battery is simply a lead acid battery in which the electrolyte has been immobilised in order to recombine hydrogen and oxygen. It has a sealed construction with pressure release valves to prevent gases from escaping…

What is a VRLA battery?

A Valve Regulated Lead Acid (VRLA) battery is simply a lead acid battery in which the electrolyte has been immobilised in order to recombine hydrogen and oxygen. It has a sealed construction with pressure release valves to prevent gases from escaping…

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