The self-priming centrifugal pumps of ZPE series are developed by adopting American latest technology. They have the advantages of perfect and reliable performance. easy to be maintained and fast troubles away. Their special design makes them fast self-priming. fine sucking height. free of maintaince. long working life and be outstanding in the similar products. They can be used in industry. municipal feeding. farm irrigation and swimming pool systems. We have gotten the American NSF certificate on Nov 27.2006. According to the requirements of the buyers. the parts which touch the media can be made of HT200.1Cr13.1Cr18Ni9Ti.1Cr18Ni12Mo2Ti.etc.