High efficiency of up to 22.1% and high density interconnect technology High reliability with minimized micro-cracks and innovative non-destructive cutting technology Ensured PID resistance through cell process and module material control High module power with high string power and low voltage design                  Technical specifications Power maximum Pmax=665 watts Maximum power voltage (Vmp)=38.0V Maximum power current (Imp)=17.51A Open circuit voltage (VOC)=18.57A Maximum series fuse=30A https://static.trinasolar.com/sites/default/files/Vertex_DEG21C.20_EN_2021_Aus_A_web_1.pdf