Accessories Smart PV Optimizer SUN2000-450W-P One optimizer fits all application scenariosUp to 30% more energy by optimizing each module’s performanceLower BoS cost & higher oversizing with long string designModule-level voltage shutdown for safe installation and maintenanceSupport pinpoint arc fault positioning Smart PV Optimizer SUN2000-600W-P One-Fits-All Optimizer Easier Business<1.5 min Pairing with Inverter<5s Module Auto-MappingArc Fault Pinpoint PositioningMax. efficiency 99.5 %Weighted efficiency 99.0 % Smart Power Sensor DTSU666-HW/YDS60-80 Accurate Class 1 measurement accuracySimple & Easy LCD display, easy to set and checkEnergy Efficient Overall power consumption < 1.5 WTechnical Specification: DTSU666 – HW/YDS60-80 Backup Box Backup Box-B0/B1 Automatic detection & switchoverProvide Reliable backup power