Zoeller 98-0001 115-Volt 1/2 Horse Power Model M98 Flow-Mate Automatic Cast Iron Single Phase Submersible Sump/Effluent Pump Passes 1/2-Inch spherical solids On point: 9-1/2-Inch, off point: 3-Inch Pumps 72-Gallons per minute with 5-Foot head Shut-off head: 23-Feet.Simplex and duplex systems available Includes a 15-Foot 3-wire neoprene cord