We produce on off grid inverters 48vdc 3kva 3.5kva 5kva with CE certificate. Functional Characteristics ● pure sine wave inverter; ● integrated MPPT controller / charger; ● the priority of mains and photovoltaic power supply can be set; ● wide PV input voltage; ● battery type can be set, supporting lead-acid and lithium batteries; ● functions and parameters can be set through LCD; ● up to 9 parallel machines can be supported; ● independent operation without battery.