Forum Discussion

Padlin's avatar
Padlin
Explorer
Nov 16, 2016

Keeping those batteries up to snuff during long term storage

Looking for the best way to keep my batteries charged when it may not be used for months at a time, like over the winter. 2 6v batteries with a 12v load disconnect switch. 160w solar using a 4 sta...
BFL13's avatar
BFL13
Explorer II
Nov 16, 2016
If there is enough sun for long enough in the day, the solar will get the batteries to a higher voltage than the WFCO has them floating, and follow the solar controller's charging profile.

No idea why you never see that.

You should be able to leave the WFCO on and the solar on with no confusion between them, so after the solar is over late in the day, the WFCO will keep them at 13.x overnight.

About Technical Issues

Having RV issues? Connect with others who have been in your shoes.24,373 PostsLatest Activity: Apr 02, 2026