Battery Maintainer
I used to leave my motorhome plugged in all the time and let the onboard charger keep the batteries charged. But I found myself having to replace the house batteries every couple of years as I think ...
Forum Discussion
stevenicol wrote:
I keep my two 6-volt AGM batteries charged and maintained with a battery tender. You can keep 2 12 volt batteries charged and maintained the same way; connect the batteries in tandem so that the battery's amp hours are added and the voltage stays 12 volts: a 12-volt charger will keep them "full."
I have a 12 volt Battery Tender charger and it doesn't keep them full. That was the reason for the post.
