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profdant139's avatar
profdant139
Explorer II
Nov 01, 2016

How to test working capacity of battery: not technical

(If you are a highly sophisticated technical battery expert, I advise you to stop reading. This post is designed for people like me, who are not experts.) I have two group 31 12V marine deep cycle...
SoundGuy's avatar
SoundGuy
Explorer
Nov 01, 2016
profdant139 wrote:
SoundGuy, you are exactly right -- and even more so, there is the mysterious Peukert effect to think about, which would more than double my capacity.

But I am one of these belt and suspenders guys -- I use one battery at a time. The other is a spare in case the first one dies.


I wouldn't disagree at all but I didn't see in your original post where you made it clear you use your batteries sequentially, not paralleled together. Now we're on the same page. :)

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