you are rocking NEM 2 with 10 panels at 550 watts each that's cool! yoou can add up to 1 more panel or 550 watts before you risk flipping to NEM 3 since the limit is usually 10% or 1 kW whichever's bigger. stay under that and you are good!My current system has the NEM 2 status so I want to ask how much panels can I add before to goes over to NEM 3? I have 10 panels 550 w each