Jabsco 18670 Series Marine Water Puppy Bilge/Sump Flexible Impeller Commercial Duty Pump 470-GPH,15-Amp Non-CE, 1/2" NPT Ports Flow rate: 8 USgallons/min (30.4 Litres/min), self-priming from dry up to 1.2m (4ft) Small bilge debris present no problem to these bronze bodied, flexible impeller pumps Simple design means fewer wearing parts Use for bilge pumping, livewell circulation, washdown and general pumping requirements For intermittent duty, motor may be reversed to empty bait tank