Product Description Specification ModelSUN-18K-G04SUN-20K-G04SUN-25K-G04Input SideMax. DC Input Power (kW)23.42632.5Max. DC Input Voltage (V)1000Start-up DC Input Voltage (V)250MPPT Operating Range (V)200-850Max. DC Input Current (A)32+32Max. Short Circuit Current (A)48+48No.of MPP Trackers2No.of Strings per MPP Tracker3+3 Output SideRated Output Power (kW)182025Max. Active Power (kW)19.82227.5Rated Output Voltage/Range (V)3L/N/PE 220/380V, 230/400V 0.85Un-1.1Un (this may