... 125x125mm Mono Silicon Solar Cells with tab wire for DIY Solar Module Electrical Property 1, ... 0.5mmThickness200±20umWeight6.7±0.5gFront(-)1.6mm bus bars (Silver)Blue anti-reflecting coating (Silicon ... 34%, Ag 3%Base Material: oxygen-free copper ( TU1 or CAD-110 or UNS C11000)Length ... material for solar panel, like pv ribbon wire (solder tabbing wire, bus wire), flux pens, silicon, junction boxes, solar ...