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The Wayne CDU790 features durable cast iron housing for long life and quiet operation. This submersible pump is compactly designed for 11″ or larger sump pits. The CDU series is one of the most popular replacement pumps in America. The ceramic mechanical seal assures long life in the most demanding applications and the 1 1/2″ discharge allows easy installation plus maximum flow.


  • Assembled in the US with foreign and domestic parts.
  • Cast iron pump housing for durability
  • Mechanical float switch provides reliable operation and allows installation in sump basins 11″ in diameter or larger
  • The top suction strainer filters debris and protects the pump from clogging
  • High capacity 1-1/2″ npt discharge
  • High performance, max. flow rate is 4600 Gallons Per Hour. 3060 GPH at 10 ft. of discharge lift
  • 8 ft Water Resistant Power Cord provides easy access to nearby GFCI protected outlet


  • Brand: Wayne
  • Color: Black
  • Size: ‎1/3 HP
  • Material: Glass
  • Style: Pump
  • Power Source: Corded Electric
  • Voltage: 100 Volts
  • Horsepower: ‎0.3 HP
  • Maximum Flow Rate: 63 Gallons Per Minute
Weight 1 lbs