Size of solar maintainer for car battery?
Had a 2.4W panel for $30 or so, on my truck while in storage. Seemed to be adequate at latitude 27 with plenty of sun and almost no clouds. Flat on the roof. Didn't worry much because the battery was...
Forum Discussion
smkettner wrote:
New battery should need less power. Stick with 2.4 if that is working.
This.
If your new battery is AGM, it will be just fine over 3-4 months if first fully changed and then disconnected....or connected to the small solar charger.
The self-discharge in an AGM is almost negligible.
