The series pumps are stainless steel multi-stage vertical centrifugal pump. The suction and discharge nozzle are located at the bottom of pump and on the same level. The pumps feature small size, light weight, low vibration, low noise, high efficiency，saving energy, construction compact and appearance elegant. They are suited for pumping clean water or other liquids whose physicochemical property is similar to that of clean water，and are widely used in boiler feed water, commercial and residential facilities, air-condition cooling and fire fighting system for water supply. Medium temperature is from -15℃ to 120℃.