Reefer MAX 525 G2+ System (112 Gal) – White Red Sea

Red Sea REEFER MAX 525 G2+ in White - Elevate Your Reef Game

The REEFER MAX 525 G2+ in White from Red Sea Aquariums blends visual elegance with serious reefing tech. Whether you're scaling up your setup or diving into the reef hobby for the first time, this 139-gallon system delivers control, clarity, and a sleek white cabinet that belongs in any modern space.

Positioned firmly within the trusted REEFER line, the MAX 525 G2+ stands out with smarter hardware, quieter operation, and Red Sea's clean design approach. If you're searching for a system that looks as good as it performs, this one checks all the boxes.

Sleek Looks, Smarter Tech – REEFER MAX 525 G2 Reef System in White

Reefers love the Red Sea REEFER MAX 525 G2 because it doesn't compromise. It’s not just pretty—it’s packed with capability.

• Main Display Volume: 139 gallons

• Total System Volume: ~148 gallons (with sump)

• Tank Dimensions: 59" L x 22.6" H x 22.6" W

• Cabinet Height: 35" – finished in ultra-white marine laminate

• System Includes: ReefATO+, ReefMat 1200, (2) ReefLED 160S lights, ReefRun DC Pump & Controller

This plug-and-play system is tailored for reefers who want clean gear integration, long-term stability, and the ability to scale.

What Makes the REEFER MAX 525 G2+ Stand Out?

There’s something satisfying about a system that just works. The REEFER MAX 525 G2+ delivers that feeling by solving reefkeeping headaches before they start.

• ReefATO+ handles water level stability automatically

• ReefMat 1200 filters out detritus with minimal effort

• Dual ReefLED G2 170 Lights give high PAR output and stunning shimmer

• ReefRun G2 8000 DC Pump keeps your return flow silent and efficient

• ReefBeat App ties it all together in one smart dashboard

No need to cobble together different brands or guess at compatibility—this system just fits together like it should.

Built for the Demands of Modern Aquascaping

The REEFER MAX 525 G2 doesn’t just offer space—it encourages creativity. Its 59-inch length opens up possibilities for rockscaping, coral spacing, and strategic flow placement.

And that cabinet? It’s not just nice to look at—it’s designed for reefers. Soft-close doors, cable management, sump access, and durable construction come standard.

This setup fits perfectly alongside the rest of the Aquariums we offer, especially for those looking to level up from an AIO or custom setup.

Enhance It, Expand It, Make It Yours

Whether you're running a mixed reef or an SPS-dominant setup, this platform supports gear expansion and livestock growth. Plus, it's already built for Red Sea’s ecosystem—no adapters or hacks required.

Want to go further? Explore our gear for enhanced control:

• Add extra lighting from our Aquarium Lighting collection

• Integrate precision dosing with our Dosing Pumps

• Fine-tune flow with our curated Wavemakers

For everything else, try the Build Your Own Aquarium Tool to configure your dream system around the REEFER MAX 525 G2+ platform.

• Explore different Aquarium Lighting options to expand your setup
• Find reliable Dosing Pumps for precision dosing
• Dial in your water flow with our Wavemakers selection
• Use the Aquarium Builder Tool to create your perfect reef system

Get Inspired & Stay Connected

• Catch live tank updates on Instagram
• Watch short clips of gear reviews on TikTok
• Join us for product launches on Facebook
• See what the reefing community is up to on Reef2Reef