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Add to CartThe Jabsco 18590 Series Macerator Waste Pump is the ideal solution for emptying marine holding tanks when not in a discharge restricted area. Self priming to 5 feet, this pump will empty atypical 30 gallon holding tank in less than 3 minutes. Duty cycle of the pump is 15 minutes continuous which means a 180 gallon can be emptied in a single operation. The Jabsco Macerator Pump is also an ideal pump for the emptying of fish box and livewell receptacles. This waste tank-emptying macerator pump grinds solids into small particles that easily pass through the 1" discharge port. The Jabsco Macerator is equipped with a protection device that eliminates accidental run dry.
Features:
What is the Jabsco Run Dry Macerator Waste Pump used for?
The Jabsco Run Dry Macerator Waste Pump is designed for emptying marine holding tanks when operating outside a discharge-restricted area. It can also be used to empty fish boxes and livewell receptacles. Its stainless steel four-blade cutter reduces solids to a maximum particle size of 1/8 inch so they can pass through the 1-inch discharge port.
How quickly can the Jabsco Run Dry Macerator Waste Pump empty a holding tank?
The pump can empty a typical 30-gallon marine holding tank in less than 3 minutes. Its 15-minute continuous duty cycle allows up to 180 gallons to be emptied in a single operation, according to the supplied product description.
Can the Jabsco Run Dry Macerator Waste Pump operate without liquid at the pump?
Yes. The pump is self-priming to 5 feet when wet and 4 feet when dry. It also includes a protection device designed to eliminate accidental run-dry operation, providing protection when the pump is operated without sufficient liquid.
What are the inlet and outlet connections on the Jabsco Run Dry Macerator Waste Pump?
The pump has a 1-1/2-inch inlet that accepts either a hose barb connection or a 1-1/2-inch NPT male connection. The outlet uses a 1-inch hose barb. Verify that your existing marine waste or receptacle plumbing matches these specified connection sizes before installation.
What type of macerator cutter does the Jabsco Run Dry Macerator Waste Pump use?
The Jabsco macerator uses a stainless steel, four-blade cutter designed to reduce particle size to a maximum of 1/8 inch. This helps solids pass through the pump's 1-inch discharge port during waste tank, fish box, or livewell emptying applications.
Is the Jabsco Run Dry Macerator Waste Pump ignition protected?
Yes. The Jabsco Run Dry Macerator Waste Pump complies with USCG regulation 183.410 and ISO 8846 MARINE for ignition protection. The pump uses a Jabsco nitrile compound impeller and a lip-type seal as part of its specified construction.
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
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