S6-EH3P(30-50)K-H series three-phase energy storage inverter, suitable for commercial PV energy storage systems. This series of products support independent generator port and parallel operation of multiple products; With 4 MPPT, and 40A/MPPT current input capacity, can maximize the advantages of rooftop PV power, the product has independent generator port, high current charging and discharging capacity, and a variety of flexible load capacity: including UPS level switching, adapt to three-phase unbalanced load and half-wave load, etc., make the energy supply is very reliable.