Solar panel: Longi-HI-MO5-550W,
PV MODULE: Pmax 550W, Vmp 41.95V, Imp 13.12A, Voc 49.8V, Isc 13.99A,
Efficiency 21.5%, Number of cells :144 cells, Warranty: 25 years Power Warranty,
Annual Power Attenuation: 0.55%,
Temperature Coefficient of PMAX: – 0.34%/°C
click here to download the datasheet.