Maximum Power (Pmax) 310 Open Circuit Voltage (Voc) 45.66 Max. Power Voltage (Vmp) 36.99Short Circuit Current (Slc) 8.89Max . Power Current (Imp) 8.38Power Tolerance 0-+5W Max. System Voltage 1000V Series Fuse (Max.) 15APower Tolerance +/- 3%Field Wiring : Cu only 12 AWG min. , Insulated for 90' min. Assembled in Thailand