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busterbrown73's avatar
busterbrown73
Explorer
Apr 16, 2019

Dual 6 volt GC2 batteries and charging characteristics

We just returned home to Michigan from a 24 day trip around the southwest. This was the first big test of our new dual 6 volt battery bank (upgraded from a single group 24 12 volt). As I have real...
ktmrfs's avatar
ktmrfs
Explorer II
Apr 16, 2019
busterbrown73 wrote:
ktmrfs wrote:
let me guess.

your converter is a WFCO. If so that is likely the problem. they seldom will charge at more than 13.2V.

Get a good 3 stage charger PD or Iota.


I'm leaning towards that now. Any specific model recommendations?


PD makes a drop in replacement for the guts of a WFCO. One version is 55A IIRC. that's the easiest to go with and will run off any generator 2000W or above. And it will get a bank of two GC charged to 90% or so from 50% in 2-3 hours or less.

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