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By gameboy
#415
Old_Scoot
Posted - 05/19/2009 : 11:08:10
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It is always a good idea to buy the freshest batteries possible. So if you are shopping at a local retailer it is handy to know how to read the date codes. Every SLA I've examined has the manufacturer's date code engraved in the plastic on the top of the battery. Beware that some vendors might try and put a label over this code to extend the shelf life.

Most manufacturers use the yymmdd format:
090108X = Jan 8th 2009

Power-Sonic uses ddmmy codes like this:
30068-X = Jun 30 2008

SLAs lose about 10% of their capacity per year just sitting on the shelf. More if they aren't periodically topped up.

Hi Waxmonkee! Wow, where to start? I'm new to […]