How to Identify a Start-Stop Battery?

1 Answers
DaniellaDella
07/30/25 1:45am
Methods to identify a start-stop battery: 1. Start-stop batteries have dedicated markings on their appearance, whereas ordinary batteries do not have such specific symbols; 2. Start-stop batteries are heavier in weight compared to regular batteries; 3. When shaking a start-stop battery, there should be no sound of liquid inside. Start-stop batteries are also known as maintenance-free batteries, with AGM and EFB being the two common types currently available, each having different dedicated symbols. Batteries marked with "Valvecontrolled VRLA" or "AGn" are valve-regulated AGM batteries; those labeled with "ST", "N55", "Q85", "S95", "EFB", or "for idle stop system vehicles" are EFB start-stop batteries.
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