Submersible pumps are specifically engineered to handle the demanding tasks of effluent and waste transfer with high efficiency and long term dependability. Little Giant offers submersible pumps in manual or automatic (piggyback mechanical float switch). For use in residential, commercial, industrial and agricultural trash applications with light to medium transfer demands. Applications include for these submersible pumps include dewatering, effluent waste and wastewater handling where materials must be moved upward from a collection area to sewer or septic lines or drainage areas. High volume water dispersals, excavation, crawl space, basement, underground passageway, loading docks, grain elevator, construction site, cooling tower, fire cleanup and other applications are ideal usage for Submersible pumps.