LiFePO4 Battery Bank in Series (48V or 60V) balancer
I found the same thing @snoobler posted up above. I checked with my supplier about swapping out the 1 battery for extra solar panels but that may not be possible since the order has been prepared already. I also checked the SMA Sunny Island specs (see 17.3 DC Connection for Battery) and found that they all run with max 48V …