Solar cells for current generation; Silicon solar wafers for use in the production of solar cells; Solar cells for current generation, for use in manufacturing cladding panels for the front of a building; Current converters and inverters for photovoltaic systems; Current transformers; Current meters; Video monitors for use in remote monitoring of photovoltaic systems; Control, regulation and safety-units, comprised primarily of inverters, security switches, DC cut off switches, AC/DC converte...