Forum Discussion

Empty_Nest__Soo's avatar
Empty_Nest__Soo
Explorer
Oct 21, 2014

Charging 4 12-volt house batteries with portable charger

The new-to-us coach has 4 12-volt house batteries in parallel. Our uses for it will include boondocking for weeks at a time in spring and fall in the mountains. It has a couple of solar panels (100 ...
Almot's avatar
Almot
Explorer III
Oct 21, 2014
nah, WFCO is worse than PD :)

I would not want to keep my AGM batts at 14.4 for hours. Not 100% positive, but it seems like flooded batts don't like it either. Well, if you want to charge it fast, then you do what you have to. I'm glad that I don't need to do it fast - solar has all day to do it.

Another point is that one hour at 13-something might not be enough. My AGM go into Float when they are more than 97% full, but flooded are different and may need more than one hour.

About Technical Issues

Having RV issues? Connect with others who have been in your shoes.24,347 PostsLatest Activity: Jan 10, 2026