United Pump PG-28000 Pond Waterfall Fountain 7400 GPH Pump,Submersible or Inline, 16' Cord 7400 gallons per hour, max head 27 feet 16 foot cord, built in thermal protector to prevent overheating, UL listed pump 2" Inlet and 2" outlet, energy saving and efficient, quiet and reliable pump 110-120V AC 60Hz Ideal for koi ponds, large waterfall, fountains and filtration systems.