ControlYourFlow Tell me more Simplicity DC pumps Powerful High-flow, energy efficient DC pumps are available in four different sizes to suit the needs of your aquarium. Control Easy to use controller lets you to control the flow at a speed that works best for your tank. Simplicity 1000DC Pump 30 watts, 1,000 gph AC Pump, other brand 93 watts, 950 gph Energy Efficient Uses significantly less energy than comparably sized AC pumps. Saltwater or Freshwater Safe for use in both saltwater and freshwater applications. Submersible use only. Quiet Offers very quiet operation Feed Button Safely shuts pump off for 10 minutes for feeding and other maintenance Safe Operation Safe low voltage DC pump Slow Start Up Gradually ramps up power to the motor until reaching full speed 1000DC1,000 gallons per hour 24v DC 30w Max. Head Pressure: 10 ft. Threaded In/Out:1.0 " Barb Fittings1.0" / 0.75" Dimensions6.4" x 3.5" x 4.5" For internal use only 1600DC1,600 gallons per hour 24v DC 42w Max. Head Pressure: 12 ft. Threaded In/Out:1.25" Barb Fittings1.25" / 1.0" / 0.75" Dimensions8.0" x 4.1" x 5.1" For internal use only 2100DC2,100 gallons per hour 24v DC 65w Max. Head Pressure: 14 ft. Threaded In/Out:1.5" Barb Fittings1.5" / 1.25" / 1.0" / 0.75"Dimensions8.5" x 4.1" x 5.1" For internal use only 3200DC3,200 gallons per hour 24v DC 85w Max. Head Pressure: 16 ft. Threaded In/Out:1.5" Barb Fittings1.5" / 1.25" / 1.0" / 0.75"Dimensions8.5" x 4.1" x 5.1" For internal use only USA SupportOur products come withunlimited lifetime supportbased in the U.S.A. Warranty3 year prorated limited warranty.Unlimited lifetime support. Our PromiseIt’s simple.We promise to be therewhen you need us.