Dc macerator pump DC 12V Macerator Water Pump (FL-65) Product Description Specifications: Macerator pump is designed specifically for sanitation waste and fish box evacuations.This high-powered pump incorporates our high quality motor with a new seamless shell and splash proof design.The macerator features a premium impeller design and includes o-ring sealed end bells with a sealed manual turn key to withstand the harsh marine environment.