... 4.OEM,ODM,200W TO 5K 220v 48v grid tie inverter in Qingdao allrun new energy co., LTD1)Digital DSP ... output of PV module5) Pure sine wave output, auto in-phase grid-connected, fewer harmonic wave, no disturbance or impact on ... Heat, Anti-isolated Island Effiency, Polarity Joint-ReversedInsulated Strength2500VAC,1 MinuteEnvironment Temperature-25°C~+55°CEnvironment Humidity0-95% ,Non ...