Busbar Benefit:
Batteries even charge and discharged.
Less current on single battery terminal.
Disadvantage:
More connecting materials required.
Daisy Chain Benefit:
Less connecting materials required.
Easier to arrange cables to looks nicely.
Disadvantage:
SOC may have slight difference on each battery.
if I set the pylontech battery to what will be the floating and bulk voltage? On my Easun Sv4 hybrid inverter both are at 55.2V.