Tag Archives: sealed lead acid battery

Exide Battery EP Plus Series (AGM VRLA) Discharge Pattern

Exide Battery EP Plus Series (AGM VRLA) Discharge Pattern

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Exide EP series batteries are sealed lead acid maintenance free battery. They use AGM (absorbed glass matt and are valve regulated). Intended to be used in Solar setup or Home UPS or inverters

As per theory of a battery, a 26 Ah battery can give 26 amps for 1 hour or 1 amp for 26 hours. But that is the ideal battery. In reality it doesn’t work that way and the time depends on discharge rate.

Here is discharge pattern for Exide EP Plus Series batteries (26Ah to 2000Ah).
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SLA Battery minimum discharge voltage

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Recently I installed a solar panel. I used a 12 volts Sealed Lead Acid Maintenance Free battery with it. There was a huge lot of confusion as to what to set the minimum voltage or cutoff voltage. The charge controller came with a preset of 10.8 volts. But on the internet many forums and sites suggested to keep the cutoff voltage to around 11.5, some said I can go as low as 9.0.

Confused I started going through manuals or leaflets of battery companies and understood that it better to refer to the manual or leaflet or company information than to rely on the random articles and forum posts on the internet.
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