[rescue] [Slightly OT] Smart-UPS 1400 Battery replacement

[James Fogg]

On Fri, 03 Aug 2001, THOU SPAKE:
> Ok, I think I'm now truly confused.  I know of three types of batteries
> involved, Lead Acid, the old type that you have to add water to, Sealed
> Lead Acid, what I see in cars and upses, and gell cells, which I've only
> seen once in a Mazda Miata, which was expensive, and hard to charge.  Are
> sealed lead acid batts gell cells?  If so why are SLA batteries cheapish
> compared to gell cells?
> 	Nick

SLA is a variation of a wet cell lead acid. The electrolyte is somehow modified
to reduce gassing, so theres less venting/loss of water/corrosion.

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