HRZL-ZX/ZW self-priming pump/sewage pump is a horizontal structure, the pump is integrated, the appearance is beautiful, and the floor space is small. Compared with ordinary self-priming pumps, the floor space is reduced by 30%. If 1IP54 outdoor motor is used, no pump room is needed, and it can be used outdoors. Widely used in oil depots, gas stations, oil tankers, oil tankers, wharves, oil trucks, airports, transporting gasoline, kerosene, diesel, aviation media, etc. If the corrosion-resistant mechanical seal and stainless steel are used, it can also be applied to chemical industry, pharmaceuticals, brewing, electroplating, printing, papermaking, power mining, etc.