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Old 10-13-2016, 09:03 AM   #19
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Country: France
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Originally Posted by CMS View Post
When you wire in series voltage increases, but Ah capacity stays the same. Two 6V 230Ah batteries wired in series = 230Ah @ 12V

When you wire in parallel Ah capacity increases and voltage stays the same. Four 6V 230Ah batteries wired in series/parallel = 460Ah @ 12V.

You have a series/parallel bank of: 690Ah

Thanks for clear and precise explanation.
Then if Ah capacity stays the same what is the good of having 6 x 6v batteries wired in series (actually my service battery bank) instead of 3 x 12v batteries wired in parallel?
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