EN733

What Is an End Suction Pump? (Definition) An end suction pump is a type of centrifugal pump where: Water enters through the end (axially) of the pump Water exits from the top (radially) A single impeller creates centrifugal force to move the liquid It is called “end suction” because the suction nozzle is positioned at the “end” of the pump housing. End suction pumps are available in two major standards: EN733 (DIN 24255) — common in Europe, Middle East, Asia ISO2858 — widely used for industrial and chemical processes How Does an End Suction Pump Work? 1. Liquid enters through the suction port The pump must be filled with liquid or primed before operation. 2. The impeller rotates Centrifugal force pushes liquid outward. 3. Pressure builds i...