The Grundfos CM pump is a compact, reliable, horizontal, multistage end-suction centrifugal pump with axial suction port and radial discharge. The materials of the pump that come into contact with the liquid are made of stainless steel. The mechanical shaft seal is an unbalanced sealing ring of a special design. The connection to the pipeline is made with the help of internal pipe thread Whitworth, Rp (ISO 7/1). The pump is equipped with a 3-phase asynchronous motor, mounted on legs, with fan cooling.