DG horizontal multi-stage centrifugal pump is manufactured with advanced technology, the pump is a good choice for booster or high building water supply with the features of high efficiency and energy saving. It is suitable for conveying clean water (containing less than 1% of the quality of miscellaneous. Particle size less than 01 mm) and other liquids with physicochemical properties similar to that of clean water. This machine is not more than 105℃, it is suitable for small boiler feed water pump or conveying similar hot water and other occasions.