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Racorman's avatar
Racorman
Explorer
Jun 21, 2015

Adding More Batteries to My Class A - What gauge Wire?

Hi all, I've got a 30' Itasca Class A. It comes with (2) new 12 volt deep cycle batteries located under the doorway steps. I've build a new battery compartment which will hold (2) more batteries ...
Ivylog's avatar
Ivylog
Explorer III
Jun 22, 2015
I just installed a four battery bank (500 AH) feeding a 1000W inverter and a 100A charger using 4 gauge cables. Like you two were 6' apart and I used the frame and a 2 gauge 6' cable between the two sets of batteries. This is not a starter system where you need 1000+ amps... just 100 or less. You can balance the hookup by taking off from opposite ends of the two batteries with the + and - cables and SCV... 4/0 for 6' of 100 amps ???:S

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