... TUV, VDE,10 countries certificates; 2.5 Years Warranty ; 3. 97% Efficiency ; 4. IP65 ; 5.Good quality&low ... 9leadingTHDi (at rated power)<3%<3%EfficiencyMax. Efficiency98.0%97.1%Euro Efficiency97.7%96.3%MPPT Efficiency99.9%99. ... Idt IEC 62109-1:2010, EN 61000-6-1/2/3/4, 2004/108/EC ,EN 50178 / IEC62109-1 ... / -2, EN 61000-3-2 / -3, IEC62116, IEC 61727, EN 50160,EN 50178 / IEC62109- ...