Back SMA SUNNY BOY SMART ENERGY 3.6 / 4.0 / 5.0 / 6.0 Datasheet e Manuals DATASHEET SMA SUNNY BOY SMART ENERGY EN.pdf Certifications Di.CO.CEI021_SBSxx-50_it_10.pdf ZE_CEI021_SBSxx-50_it_10.pdf