Self priming pump with run dry protection Triple sealed motor to prevent both internal & external motor corrosion.Four-bladed chopper reduces clogging.Flow rate to 12 gpmSelf-priming to 4' vertical lift.Complies with USCG 183.410 and ISO 8846 MARINE (Ignition Protection).Size: 11-3/8" L x 4-3/4" W x 3-5/8"H.Fitting: Inlet Port: 1-1/2" Hose Barb plus 1-1/2" NPT. Discharge Port: 1" Hose Barb.