We have a 12v house bank of three 4v Firefly L16 batteries
. We love them. With 200w of solar
, they exceed our power needs. The only downfall is that if one of the 4v batteries
fails the whole bank fails.
So I was thinking of adding a second bank as a backup. Then, because I am curious and would like to know more about them, I thought maybe a small lithium
Financially it might not be a good idea, but is such a two-bank system possible? Would we need two separate charging