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steveexplorer's avatar
steveexplorer
Explorer
Sep 21, 2013

Which is better - (3) 12v batteries vs (2) 6v batteries

I am looking to replace an old coach battery with AGM batteries for boondocking usage. I have space for (3) 12 volt group 24s without having to do any modifications, but could also just use 2 of the b...
pianotuna's avatar
pianotuna
Nomad III
Sep 24, 2013
Hi BFL13,

Start a new thread?

Here is my answer to the original question.

If you plan to boondock with a small inverter (300 watts) then use what ever voltage allows the greatest number of amp-hours of battery bank to fit the existing storage space without overloading the weight rating of the compartment.

If you plan to use a large inverter (1500 to 3000 watts) and want to push it hard, then use three 12 volt AGM batteries.

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