Get Ready to Elevate your Aquarium Game with the Red Sea G2 ReefRun DC Controllable Pumps

Get Ready to Elevate your Aquarium Game with the Red Sea G2 ReefRun DC Controllable Pumps

The next generation of aquarium return pumps designed to deliver powerful performance, whisper-quiet operation, and unmatched customization. Launched in March 0f 2025, the controllable DC pumps from Red Sea bring cutting-edge technology to your reef tank equipment lineup, making them a must-have for both novice and seasoned aquarists. Packed with innovative features and seamlessly integrated with the ReefBeat app, the ReefRun G2 series sets a new standard for water circulation in saltwater aquariums. Let’s dive into what makes these pumps a game-changer.

Earlier this week our Red Sea sales rep stopped in to show us the new Gen 2 ReefRun pumps. It's not often that I get excited about a new pump announcement but when I saw the pump I was truly impressed with the new features found in the new Red Sea G2 pumps!

Powerful Performance Meets Energy Efficiency

The Red Sea ReefRun G2 DC Pumps are engineered for high-performance water flow while keeping energy consumption low—an essential feature for any energy-efficient aquarium pump. Available in four models—4000, 6000, 8000, and 12000—these pumps offer adjustable flow rates ranging from 530 GPH to an impressive 3200 GPH, with maximum head pressure heights of up to 19 feet. Whether you’re running a small nano reef or a sprawling 900-gallon system, there’s a ReefRun G2 model tailored to your needs.

What sets these pumps apart? Their advanced sine wave DC motor technology ensures quiet operation even at full power, while power draw ranges from a modest 16 watts for the 4000 model to 105 watts for the 12000 model. This balance of power and efficiency reduces operating costs, making the ReefRun G2 a smart choice for eco-conscious reef keepers looking to optimize their reef tank filtration and circulation.

Innovative Features for Ultimate Control

The Red Sea G2 ReefRun DC Pumps are loaded with innovative features that redefine what a controllable DC pump can do:

  1. Built-In Flow Controller: Unlike their predecessors, the G2 pumps come with a wired controller for standalone operation. Adjust flow intensity or turn the pump on and off manually—no internet required. For advanced control, pair it with the optional ReefRun Dual Controller and unlock wireless customization via the ReefBeat app.
  2. 180-Degree Rotating Outlet: Flexibility is key in aquarium setups, and the G2’s rotating outlet makes installation a breeze. Combined with universal connectors, it adapts to any plumbing configuration, ensuring seamless integration into your freshwater or saltwater aquarium.
  3. Inlet Flow Guides: Say goodbye to unwanted air bubbles. The inlet flow guides prevent air intake from the water surface, maintaining consistent water movement and a healthy environment for your fish and other aquarium livestock.
  4. Extra-Long 10-Foot Power Cable: Maintenance just got easier. With connectors positioned next to the pump, the extended cable simplifies access and reduces downtime during routine care.
  5. Smart Notifications via ReefBeat: When connected to the ReefRun Dual Controller, the ReefBeat app provides real-time alerts for issues like dry running, disconnections, or malfunctions—keeping your tank equipment running smoothly.
  6. Customizable Schedules and Modes: Tailor your pump’s performance to your tank’s needs. Set daily flow schedules, activate feed mode to pause circulation, or use pulse mode as a wave pump for closed-loop wave installations—all through the intuitive ReefBeat app.
  7. Dual Pump Compatibility: The ReefRun Dual Controller can manage two G2 pumps—or a G2 pump and a Red Sea REEFER DC Skimmer—offering cost-effective scalability for larger systems or redundancy setups.
  8. 5-Year Warranty: Built on the reliable Sicce platform and backed by Red Sea’s 5-year warranty, these pumps promise durability and peace of mind.
  9. Cleaning: This pump is probably the easiest pump to clean out and service when needed. Simply lift the 2 red levers at the front of the motor block to remove the impeller for easy cleaning. There is no need to remove any screws becuase there are none. This is one of those features that makes you think, why didn't I think of that?

Seamless Integration with the ReefBeat Ecosystem

The Red Sea ReefRun G2 isn’t just a standalone pump—it’s part of a smart ecosystem. When paired with the ReefRun Dual Controller and the ReefBeat app integration, you gain precise control over your entire reef tank setup of freshwater aquarium. Create custom flow patterns, sync with other Red Sea devices like the REEFER DC Skimmer, and monitor performance from your smartphone. Whether you’re feeding your corals or performing maintenance, quick-action modes ensure your tank stays in top shape with minimal effort.

Why Choose the Red Sea G2 ReefRun DC Pump?

For aquarists seeking a quiet aquarium pump that combines power, efficiency, and smart technology, the ReefRun G2 stands out. Its near-silent operation makes it ideal for living spaces, while its energy-efficient design cuts down on electricity bills. The ability to operate standalone or as part of a connected system offers unmatched versatility, appealing to hobbyists who value both simplicity and advanced functionality.

Priced competitively (ranging from $179.00 to $349.00 depending on the model), the ReefRun G2 delivers premium features without breaking the bank. Whether you’re upgrading your current aquarium return pump or building out a new aquarium system, this pump offers the reliability and innovation Red Sea is known for.

Final Thoughts

The Red Sea G2 ReefRun DC Controllable Pumps are a leap forward in aquarium pump technology, blending powerful water circulation with smart, user-friendly features. From their energy-efficient design to their seamless ReefBeat app integration, these pumps cater to the modern reef keeper’s every need. Ready to take your saltwater aquarium to the next level? Explore the ReefRun G2 series today and experience the future of controllable DC pumps.

Looking for more reef tank tips or equipment reviews? Check out our other aquarium learning center articles for the latest insights and recommendations!



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