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What would you do if you found pallets of VRLA batteries in your warehouse that had manufacturing dates of 3.5 years ago, and never been charged?

Peter J. DeMar

This paper explains how it is possible to recover 2 volt VRLA cells that have been off charge for almost four years back into usable cells and lists the needed steps to do it. This method does not endorse neglecting your batteries, but does demonstrate that 2 volt VRLA cells are much more forgiving and robust then their vented counterparts.

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