Aquarium pumps will keep your all important filtration working within your aquarium, Red Sea provide a full range of Return Pumps, Powerheads and Dosers. The powerful ReefRun G2 models range from 4,000 LPH to an impressive 12,000 LPH. As part of the Red Sea ReefBeat App ecosystem, they benefit from smart features like automated daily schedules with adjustable intensities, a pulse mode for closed-loop wave installations, and notifications if the pump is running dry or blocked.