... / BG5KTL / BG6KTL are transformerless inverters with high efficiency. With aluminum housing, Integrated interface system, they ... over 97.60%;(2) With dual MPPT. Suit-able for installing solar modules with different angle of dip; ... fault monitoring , Grid monitoring , Island protection , Short circuit protection , Over temperature protectionDisplay and CommunicationDisplay3.5inches, LCD displaying ...