Orlushy DC-4000 Silent Swirl Controllable DC aquarium Pump 25W 1050GPH-marine wavemaker return pump with sine wave Controller for salt/Freshwater coral reef fish tank sump Circulation

Ultra-quite Operation Design: Adapting sine wave frequency conversion technology, sounds can barely be heard when the water pump is operating. With ceramic shaft core to reduce friction and 4 rubbers base to absorb friction, the pump runs even silently. Even if it is used indoor, it will not disturb your life.

Safe and Durable DC Pump: This aquarium dc pump is working under low voltage of 24V, which has excellent security and stability, greatly reducing security risks in submersible use. Meanwhile, the pure copper brushless motor makes the pump much more durable, powerful and energy-saving, pumping out enough water flow while serving longer operation life. It is suitable for marine and fresh water.

20 Speeds and 3 Modes Adjustable: With external controller, there is 20 speeds adjustable by pressing “+” or “-” button. Besides, and 3 operation modes is switchable by pressing the “MODE” button to switch back and forth between “Constant Flow Mode” and “Wave Mode”, “fish” button to enter the “Feed Mode”. Those flexible adjustment of speed and mode suitable for various sizes of fish tanks.

Multi-size Nozzles for Versatile Use: 3 Different sizes nozzles come with this aquarium return pump, which allow the pump to be applied to versatile usage scenarios, such as aquariums, fish tanks, ponds, fountains, waterfalls, hydroponic. Please choose the right one according to the specifications.

180 Days Warranty: This return pump has 180 days warranty that free replacement of the nozzle, screws and controller are provided. If you have any issue with the water pump, please feel free to contact us. We would provide a timely after-sale service.