This Surface Jet Pump has a motor with 1 horse power which pumps water to a height of 46 meters. it combines the structure of centrifugal impeller, radial diffuser as well as ejector and it is Widely used in water supply, water tower water supply, well water lifting and automatic irrigation system. It has a single mechanical seal using ceramic/graphite/nitrile rubber works as the motive seal while oil resistant rubber ring is the static seal. the most outstanding features of this machine are good self-priming property and high-water discharge pressure, and the self-priming time is quite short.