The MWT is an advanced back contact technology to increase solar cell and module efficiency by eliminating the busbar on the front side, and deploy both positive and negative electrodes on the rear side. Compared with conventional module, MWT modules reduce 3% shaded area with no. Inverter: Component of a solar panel system that converts the electricity generated by solar panels into a format that can be used to power your home. Kilowatt (kW): How we measure the size of a home solar panel system. A kilowatt is just 1,000 watts. MWT. The MWT solar cells (Metalization Wrap Through) is a really promising concept of back contact solar cells, because when using electroless metallization the extra effort needed for MWT processing in comparison to conventional buried contact cells is restricted to the formation of the small number of. Metal Wrap Through (MWT) backcontact technology, the core of Trienergia's modules, guarantees more powerful and durable photovoltaic panels, significantly reducing the risk of breakage and microcracks.