With the big channel and non-clog impeller, the solids up to 80 mm can be effectively passed. With rugged cast iron pump body, the last new material is used for seal, motor is F calss and IP68 protection, the pump can operate smoothly for a long time. Compact structure, easy to movement, convenient to installation. The automatic installation system with double guide rails brings great convenient for the installation and maintenance. The pump will automatically operating and stop thanks to the float switch. With varies monitor, the pump can be remote controlled.