DBY Electric Diaphragm Pumps is one of the new Air operated double diaphragm pumps series. It has the property of completely pumping of the liquids with corrosion, particle, high viscosity, volatility, inflammability, explosiveness, deadly poisonous, as well as ceramic pulp, jelly, glue and waste oil in oil tanker. The properties are close to those of WLLDENPUMPS from Germany and MARIOWPUMPS from the U.S. The surface parts which flows the liquid is made from stainless steel and aluminum alloy and cast iron. It is also made of NBR, VITON, CR and PTFE based on the different liquids.

DBY Electric diaphragm pumps with the Y, YB motors can have a suction of 3-5m, maximum lift of 30m and flow of 0.5－20m3/h.