Nominal Maximum Power (Pmax): 150W, Optimum Operating Voltage (Vmp): 36V, Optimum Operating Current (Imp): 4.17A, Short Circuit Current (Isc): 45.36V, Open Circuit Voltage (Voc): 4.46A, Module Efficiency: 15.00%, Cell Efficiency: 17.45%, Power Tolerance: 0 to +5W, Maximum System Voltage: DC 1000V, Operating Temperature: -40°C ~ +85°C , Maximum Series Fuse Rating: 15A, Number of Bypass Diode: 2en