High reliability due to good heat dissipation design IP65, wider working temperature and altitude, adapt to various installation environments Integrated lightening protection for both DC and AC Adapt to complex power grid High anti-corrosion ability with aluminum alloy die casting technology · · · · · · · · · · · · · · · · High yield with Max.98.1% efficiency European weighted efficiency 97.5% Wide MPPT voltage range Up to 10% continuous output overloading capacity Dual MPPT design with precise MPPT algorithm Standard 5 years warranty, extendable to 10 or 15 years Compact elegant design, light weight, one-person installation Plug and play connectors, easy for installation Support wireless and wired internet connection (RS485, Wi-Fi/GPRS/LAN optional) Remote upgrading available Intelligent positioning abnormal string with integrated I/V scan function