SMG II Series Solar Hybrid Inverter - 2KW rated power output for 12V battery system. - 3.2KW rated power output for 24V battery system. - 4KW rated power output for 24V battery system. - 6KW rated power output for 48V battery system. - 8.5KW rated power output for 48V battery system. - 11KW rated power output for 48V battery system.