I think the 105 amp batteries from lifeline mentioned are 12 volts. I am using 6 volts in series in my setup. I believe the series/parallel description was related to the solar panels themselves. Same sorry if I misread.
Capewoods, Congrats on the T@B purchase. My wife and I have a 2015 T@B Clamshell and love it. We have similar battery amp-hour capacity (220 ah - two 6 volt lifeline batteries). This has proven to be ample for 5 days without any charging and 50% draw down on the batteries. The lifeline battery will have no problem with the…