Self-priming, compact Quad diaphragm pumps suitable for water and light water-based chemicals. Built in pressure switch automatically starts and stops pump instantaneously when discharge valve is opened and closed. Can run dry without damage and handle liquids up to 54°C. Self primes up to 1.5m. Pump may be located above the liquid level. Quad diaphragm design eliminates troublesome shaft seal. Easy Installation. Hose barb connection Pump Type = Diaphragm Drive Type = Electric Maximum Flow Rate = 19L/min Maximum Working Pressure = 3.1 bar Input Connection = 3/4 in Hose Barb Output Connection = 3/4 in Hose Barb IP Rating = IP44 Series = R4300 Body Material = PP Supply Voltage = 12 V dc