... technologies, to make sure of product’s reliability and lifetime; 3.Sample(1) With large LCD interface, easy to view and configure ... ÜV CE VDE 0126-1-1(VDE-AR-N4105),ENEL,G59 AS4777(AS3100),EN61000-6-1:4,EN61000-3-2:3,EN61000-11:12Maintenance5 years ... ,(10 years Optional) . Grid-tied Solar Inverter(1.5KW,2.2KW ...