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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...
red31's avatar
red31
Explorer
Nov 02, 2016
grizzzman wrote:

Well the reason is simple. Your 110 AH rated battery is likely rated at the C20 rate. This means that the battery amps pulled were in the 9ish rate. The more amps you pull from a battery the more heat (waste) happens. So the lower the amps pulled, the more amp hours you will get.


110/20 = 5.5, where does 9ish come from?

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