Description Product Type 590 Watt Topcon half cut Solar Panel Number Solar Cell 144 Cell (12×6) Open Circuit Voltage (Voc) 51.43v Short Circuit Current (Isc) 14.1A Voltage at Maximum Power (Vmp) 44.10V Current at Maximum Power (Imp) 13.38A Module Efficiency Upto 23 Front Cover  Toughened Textured Frame Anodized Aluminum Alloy Junction Box IP68, Split Junction box Cable 4mm², AWG 1000V/mc4 Connectors Operating Temperature -40°C to 85°C