DB series clean water pumps with the miniature electric motors directly linked to the pumps are efficient electric pumps that can be applied in many ways. They all possess the merits iof beautiful appearance, small size, light weight and close structrue. They are also portable, power saving and convenient in fixing and using The special machinery of high grade is used in the pump to ensure its airy seal and function. The pump can be widely used for watering plants in the farmlands or chards, flower nurseries and flower gardens, for draining away water in the villages, factories, mines, ships or in the aspects of construction and daily life. They are also the ideal equipment in supplying water for the high building