1.professional engineers 2.quick delivery Specification of pv solar system: Item No.DescriptionSpecificationQuantityParameters1Solar panel36V/200W25200w :Voc=44.1V,Isc=8. ... .4Controller48V/100A2short-circuit protection, reverseprotection,overload SOC5Accessories structure of solar panel, cable,battery bracket Off grid solar energy system 3-5kw best quality for European Market