Jabsco Macerator Pump - 115V. The macerator section grinds waste down to a particle size of 1/8" maximum so it can be pumped easily through a 1" hose discharge line. The pump is self-priming permitting the unit to be mounted above or below the tank in a convenient location. For optimal efficiency locate pump as close to the waste source as practical. Empties a 30 gallon holding tank in only 3 minutes. The waste pump will macerate and pump all waste and tissue normally found in marine waste systems. IT WILL NOT HANDLE HARD SOLID OBJECTS SANITARY NAPKINS OR RAGS. Specifications for Jabsco Macerator Pump: Manufacturer: Jabsco Color: Black Voltage: 115 volts Features of Jabsco Macerator Pump Gallons Per Minute: 10 Outlet Size: 1' Volts: 115VAC Package Contents: Jabsco Macerator Pump Jabsco 18690-0000: Macerator Pump - 115V