How Long Can an AGM Battery Sit Unused Without Losing Performance?

Learn how long AGM batteries can safely sit unused and best storage practices to maintain battery life and performance.

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AGM batteries can typically sit unused for 6 to 12 months if properly charged prior to storage. To extend the battery’s lifespan, it's crucial to store it in a cool, dry place and periodically check and recharge it as needed. Regular maintenance can help prevent sulfation and ensure optimal performance when the battery is eventually put back into use.

FAQs & Answers

  1. How should I store an AGM battery when not in use? Store AGM batteries in a cool, dry place and ensure they are fully charged before storage. Periodically check and recharge the battery to prevent sulfation and maintain performance.
  2. What happens if an AGM battery sits unused for too long? If left unused and discharged for extended periods, AGM batteries can suffer sulfation, leading to reduced capacity and shortened lifespan.
  3. Can I leave an AGM battery connected to a trickle charger during storage? Yes, using a trickle charger can help maintain the battery's charge level during long periods of inactivity and prevent sulfation.

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