The 6E-CIA-SFS "Eliminator" submersible pump from Little Giant is specifically engineered to handle the tough demanding tasks of wastewater and effluent transfer with high efficiency and long term dependability. For residential and light commercial or industrial use, the automatic submersible sump/effluent pump provides reliable and efficient service. Pump has a 1-1/2" FNPT discharge and a 20' maximum head. Cast iron motor housing is oil-filled for lifetime lubrication and rapid heat dissipation.