... Tabbed Mono Crystalline Silicon Solar Cells for DIY Solar Panel Electrical Property 1, Solar Cells Structure2, Mechanical Date and ... wide soldering pads (Silver)Back surface field (aluminum).3, Electrical Parameters Efficiency cell (%)Maximum power Pmpp(w)Peak voltage Vmp ... wire (solder tabbing wire, bus wire), flux pens, silicon, junction boxes, solar cable, MC connector, solar eva film, solar tpt ...