For Marine Yacht Boat Compatible Macerator Pump Self-Priming Waste Water Discharge Pump Evacuation Run Dry Functionality Features: Fully-sealed permanent motor with run-dry protection and powder-coated housing.DC macerator waste pump for emptying marine holding tanks.Self-priming to 5 feet.Compatible with fish box and livewell receptacles.Includes four-bladed chopper and lip-type seal. Name: Macerator Pump Impeller: Nitrile Compound Macerator: Stainless Steel Cutter reduces particle size to 1/8 inch (3mm) maximum, 4- design Seal: Lip Type Part Number: 18590-2092 Inlet: 1-1/2 inch (38mm) Hose Barb and 1-1/2 inch NPT Outlet: 1 inch (25.4mm) Hose Barb Motor Type: Permanent Type, Fully Enclosed, with Stainless Steel Shaft Ignition Protection: Complies with USCG Regulation 183.410 and ISO 8846 Applications: For marine, yacht, RV, boats, caravans, mobile homes Specification: Self-priming macerator waste pump with fully-sealed motor and heavy-duty chopper.Designed for emptying marine holding tanks, evacuating fish box and livewell tanks, and transferring waste between holding tanks. Color: Black Material: Plastic Package Contents: 1 x Macerator Pump Only the above package content is included.Other products are not included.Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing.The measurement allowed error is +/- 1-3cm.