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So i take it that means i can have a second unbalanced array? What are your thoughts on shaded panels in series . Is it such an issue as it was? (assuming my panels have diodes?) Oh and thanks for your time in following up my post with your constructive comments . It is much appreciated...

thanks for reply . apologies .ive given incorrect info. turns out the inverter i'm using is the sunnyboy 1200. I have another sunnyboy2500 that came with the solar package that i dont use. It all came off a twin aspect roof install. I assumed they were both 2500 ive enclosed pics of the 1200...

Just had a look at the Sunnboy and the databadge just says Sunnyboy 2500 . Its around 8-10years old

Thanks Hedges My Sunnyboy looks as though it can take dual strings which is why i wondered if it was possible to add additional panels in parallel ( ie high voltage /low current on the original string input and low voltage/ high current on the new string input), but it looks as though the...

I have 7 panels on an outbuilding roof that i installed a year or so ago. The panels are wired in series and run into a sunnboy 2500 inverter .The system is grid-tied I have a number of panels (at least 10) left over and would like to use some more . There is no room left on the roof but i am...