Macerator pump is designed to empty marine and RV holding tanks of normal waste. Ports: Inlet: 1-1/2'hose barb & 1-1/2" NPT Male. Fuse: 20 AMP. The pump is self-priming to a five foot lift when impeller is wet, four foot lift when impeller is dry, but for optimum performance and life, it should be mounted as close to the tank as possible.
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