Re: Charging multi-battery system
You could however add a second 6volt battery in series with the first, and then parallel the two sets together. You will run into some trouble however if the batteries are of significantly different sizes/amp hour ratings, ages etc.
Please note, being a moderator does not add any weight to my opinions 300 watts Siemens/BP panels,plus a Sun 90,, making ~400. ~30 amps into Rogue MPT-3024, 450 ah of Trojan T-105, Morningstar ts300 inverter, a Tri-Metric meter.a collection of antique generators, plus 2 Honda eu-1000i's (also a BS2512 IX controller) and assorted other stuff!