4 MPPTs with max. efficiency 98.6% 6 MPPTs with max. efficiency 98.8% Compatible with bifacial modules Built-in PID recovery function HIGH YIELD Touch-free commissioning and firmware upgrade Online IV curve scan and diagnosis Fuse free design with smart string current monitoring SMART O&M DC/AC ratio greater than 1.5 Compatible with Al and Cu AC cables Flexible installation from vertical to horizontal SAVED INVESTMENT Type 4X and C5 protection rating Type II SPD for both DC and AC Compliant with UL safety and variety grid codes