... 125x125mm Mono Silicon Solar Cells with tab wire for DIY Solar Module Electrical Property 1, Solar Cells Structure2, Mechanical ... -reflecting coating (Silicon nitride)Back (+)3mm wide soldering pads (Silver)Back surface field (aluminum).3, ... junction boxes, solar cable, MC connector, solar eva film, solar tpt backsheet, solar alloy frame, solar tempered glass, solar inverter, solar controller etc..