ITEM NO DS-PV15018 DS-PV14018 Maximum Power(W) 150W 140W Maximum Power Voltage(Vmp) 17.6V 17.6V Maximum Power Current(Imp) 8.52A 7.96A Open Circuit Voltage(Voc) 21.6V 21.6V Short Circuit Current(ISC) 9.38A 8.75A Maximum System Voltage 1000V Power Tolerrance ±5% Maximum Series Fuse Rating 15A Temperature coefficient of ISC –0,04%/°C Temperature coefficient of VOC –0.38 %/°C Temperature coefficient of P Max –0.47 %/°C Warranty 90% of 10 years, 80% of 25 years Standard Test Comditions AM1.5 1000W/㎡ 25°C+/-2°C Maximum System Voltage 1000V Power Tolerrance ±5% Maximum Series Fuse Rating 15A Temperature coefficient of ISC –0,04%/°C Temperature coefficient of VOC –0.38 %/°C Temperature coefficient of P Max –0.47 %/°C Warranty 90% of 10 years, 80% of 25 years