Electrical Characteristics Pmax 290W 295W 300W 305W 310W 315W 320W Power Tolerance ± 5% Max Power Voltage ( Vmp) 36.77V 36.92V 37.12V 37.34V 37.52V 37.70V 37.88V Max Power Current ( Imp) 7.89A 7.99A 8.08A 8.17A 8.26A 8.36A 8.45A Opening circuit Voltage ( Voc) 45.72V 45.92V 46.10V 46.28V 6.46V 46.61V 46.76V Short Circuit Current ( Isc) 8.59A 8.62A 8.64A 8.67A 8.70A 8.73A 8.76A Standard Test Condition ( STC) 1000W/ M2, AM1.5, 25° C Max System Voltage 1000VDC Max Series Fuse Rating 15A Specification Pcs 72pcs ( 6* 12) Cell Type 156* 156mm mono solar cell Module Size 1957* 992* 50mm Net Weight 22.5kg Cable Cable diameter: 4.0mm2, Cable length: 900mm Tempered glass 3.2mm iron tempered glass Frame Anodized Aluminum frame Physical Characteristics Operating Temperature -40° C + 85° C Storage Temperature -40° C + 85° C Hailstone Impact Test H 25mm at 20.3m/ Second Temperature Coefficiencnts NOCT 47± 2° C Temperature Coefficiencnts of Pmax -0.47% / ° C Temperature Coefficiencnts of Voc -0.33% / ° C Temperature Coefficiencnts of Isc -0.036% / ° C Production Standard ISO9001, TUV, UL, CEC, MCS