... ESC type 2.cooling fresh water,cooling sea water,sea water service,bilge & ballast,fire & generaal service We offer ... marine taiko ESC centrifugal sea water pumpMarine ESC type is used for cooling fresh water,cooling sea water,sea waterservice,bilge & ... used as anautomatic self-priming pump by fitting an air ejector.FeatureVertical Single-stage Single-suctionSapcer couling typeModel : ESC-125MD ...