Solarix JA 550W Mono Crystalline Half Cell Solar Panel- Deep Blue Ver 3.0 Technology, 11-Busbar Half-Cut Cell, Number of Cells 144 (6×24), Maximum Rated Power(Pmax): 550W, Maximum Power Voltage(Vmp): 41.96VDC, Maximum Power Current(Imp): 13.11A , Junction Box: IP68, 3 Bypass Diodes, Connector: MC4, Module Efficiency: 21.3%, Open Circuit Voltage(Voc) [V]: 49.90V, Anodized Aluminium Alloy Frame, Lifespan Up To 25 Years, Retail Box, 12 Months Limited Warranty