ZW series self-priming sewage pump is a set of self suction pump and non clogging sewage in one, a suction and exhaust contains large particles of solid diameter of outlet diameter of 60% and the fiber length for impeller diameter 1.5 times of liquid impurities from the ceiling height of 5m, widely used in light industry, papermaking, textile, food, chemical industry, power plants, mining, municipal sewage works and pond aquaculture etc. industry.

The pump has the advantages of simple structure, good self-priming performance, sewage capability, high efficiency and energy saving, convenient usage and maintenance etc..