Red Sea REEFER Peninsula 350 G3 in White 73 Gallons

Red Sea REEFER Peninsula 350 G3 Aquarium System Built for Clean, Flexible Reef Setups

The Red Sea REEFER Peninsula 350 G3 aquarium system brings a clean, open layout that fits naturally into modern reef builds. It works well within pristine aquariums setups where space, clarity, and structure all matter.

Red Sea REEFER Peninsula 350 G3 Display Design and Viewing Experience

The Red Sea REEFER Peninsula 350 G3 uses a peninsula layout that allows viewing from both long sides of the tank. This design improves flow across the aquascape and creates a more natural presentation.

Additionally, the ultra-clear glass keeps colors sharp and reduces distortion under reef lighting. The rimless edges keep the look clean, while the low-profile overflow stays out of sight. Within the Red Sea Aquariums, REEFER lineup, it stands out as a practical choice for both new and experienced hobbyists.

Red Sea REEFER Peninsula 350 G3 Cabinet and Structural Build

The Red Sea REEFER Peninsula 350 G3 includes a marine-spec cabinet designed for durability and long-term use.

Key cabinet features include:

• Marine-grade laminated plywood construction
• Moisture-resistant panels for reef environments
• Adjustable leveling feet for stable placement
• Reversible cabinet doors for flexible sump access

This setup keeps equipment hidden while still allowing easy access for maintenance and upgrades.

Red Sea REEFER Peninsula 350 G3 Filtration and Sump Layout

The Red Sea REEFER Peninsula 350 G3 includes a sump designed for simple setup and flexible filtration upgrades.

Filtration highlights include:

• 19.7-gallon sump capacity for stable water conditions
• Compatible with ReefMat 500 fleece roller systems
• Designed for REEFER DC 600 protein skimmers
• Open layout that simplifies cleaning and adjustments

This configuration helps reduce setup time while still allowing long-term system expansion.

Plumbing and Flow Control

The Red Sea REEFER Peninsula 350 G3 uses a pre-configured plumbing system to streamline installation.

Flow system features include:

• Pre-assembled plumbing with no glue required
• ReefGate valve for precise drain tuning
• Reduced pipe bends for smoother circulation
• Quiet operation once properly adjusted

This setup helps maintain consistent water movement without constant manual corrections.

Integrated Monitoring Features

The Red Sea REEFER Peninsula 350 G3 includes built-in monitoring tools that improve stability and reduce daily workload.

Included control features:

• ReefATO+ automatic top-off system
• Temperature monitoring with app notifications
• Leak detection with automatic shutoff
• Real-time water level tracking

These features help maintain consistent water conditions while reducing manual oversight.

Specifications on Size, Stats, and more

• Display Tank Dimensions: 37.8" L × 25" W × 23.6" H
• Total System Height: 63"
• Display Volume: 73.4 gallons
• Total System Volume: 93 gallons
• Sump Volume: 19.7 gallons
• Glass Thickness: 0.59"
• ATO Pump Flow Rate: 75 GPH
• Max Head Height: 8 feet

What Comes with It

• REEFER Peninsula 350 G3 display aquarium
• Marine-spec cabinet (black or white finish)
• Glass sump with pre-installed plumbing
• ReefATO+ auto top-off system

Who the REEFER G3  Is Designed For

This system works well for reef keepers who want a clean display without committing to a large footprint. It fits living spaces, offices, and dedicated reef rooms while still supporting coral growth and stable water conditions.

It also suits hobbyists who want flexibility. The system supports upgrades without requiring major changes to the base setup.

Commonly Asked Questions About the Red Sea REEFER Peninsula 350 G3

What makes the REEFER Peninsula 350 G3 different from standard tanks?

The peninsula layout allows dual-sided viewing and creates a more open, natural reef presentation.

Is the REEFER Peninsula 350 G3 easy to set up?

Yes, the pre-assembled plumbing and sump layout simplify installation and reduce setup time.

Can the REEFER Peninsula 350 G3 support advanced reef systems?

Yes, it supports upgraded filtration, lighting, and coral-heavy reef setups with stable performance.

Does the REEFER Peninsula 350 G3 include filtration equipment?

It includes a sump and ATO system, but skimmers and filters are sold separately.

Is the REEFER Peninsula 350 G3 suitable for long-term reef growth?

Yes, the system provides enough space and stability for coral development and system expansion.

Shipping and Comparison Information

The Peninsula 350 G3 ships directly from Red Sea using freight delivery. Please allow 1–3 weeks for processing and delivery based on availability and location.

Customers can compare this system with other REEFER models using Red Sea’s aquarium comparison software. This helps evaluate layout, size, and other features before making a final decision.