Minco 820B genset controller adopts special mould, high strength ABS panel, PMMA transparent window and metal back shell. The inside of the controller uses high performance microprocessor, large screen backlight character LCD display, Chinese and English menu. The controller has auto start, auto protection, four remote control and auto transfer switch control function. Minco 820B not only can provide comprehensive setting and control genset functions as 810B, but also can monitor mains supply, which realize complete automatization management of the mains supply and genset power supply. The controller has multi-function, clear display, easy operation and good appearance features.