Red Sea REEFER™ G3 625 XXL Reef Aquarium

The Red Sea REEFER™ G3 625 XXL is a premium reef-ready aquarium designed for hobbyists looking to create a spectacular large-scale marine display. Featuring ultra-clear euro-braced glass, an extra-fortified marine-spec cabinet with reinforced aluminium supports, a REEF-SPEC sump, redesigned high-flow plumbing and the integrated ReefATO+ smart auto top-off system, it provides the perfect foundation for a thriving reef aquarium.

With a 497-litre display aquarium and an impressive 620-litre total system volume, the REEFER G3 625 XXL offers exceptional space for creative aquascaping and demanding coral collections. Measuring 150 × 65 × 60 cm (L × W × H) with an overall height of 148 cm, it combines stunning proportions with practical day-to-day maintenance.

Fully compatible with the complete Red Sea ReefBeat® ecosystem, it integrates seamlessly with ReefLED G2 lighting, ReefRun DC return pumps, ReefMat roller filters, ReefDose and REEFER DC protein skimmers, allowing you to build a fully connected smart reef aquarium.

Key Features

• Ultra-clear euro-braced glass aquarium
• Extra-fortified marine-spec cabinet with reinforced aluminium supports
• REEF-SPEC glass sump with ReefMat-ready filtration chamber
• Integrated ReefATO+ smart auto top-off system
• Redesigned plumbing for quieter operation and improved flow
• Hydrodynamically optimised water management
• Up to 50% improved water circulation
• Fully compatible with the complete ReefBeat ecosystem
• Available in Black or White
• Up to 5-year extended warranty when registered with Red Sea

Why You’ll Love It

Whether you’re creating an impressive mixed reef, an SPS-dominated aquarium or a stunning coral showcase, the REEFER G3 625 XXL delivers outstanding build quality, intelligent water management and complete flexibility when choosing your equipment.

Its generous dimensions provide incredible aquascaping opportunities, while the upgraded cabinet, ultra-clear glass aquarium and redesigned plumbing create a stable, reliable platform capable of supporting everything from soft corals and LPS to the most demanding SPS reef systems.

What’s Included

• Ultra-clear euro-braced glass aquarium
• Reinforced marine-spec cabinet
• REEF-SPEC glass sump
• Complete precision plumbing system
• Integrated ReefATO+ smart auto top-off system
• Filter socks and media cups
• Levelling feet
• Assembly instructions

Equipment Required (Sold Separately)

To complete your REEFER™ G3 625 XXL, you’ll also need:

• Return pump
• Protein skimmer
• LED lighting
• Water circulation pumps (wavemakers)
• Heater
• Live rock
• Marine substrate
• Marine salt
• RO/DI water system (recommended)
• Test kits and water treatments

Compatible Equipment

• Red Sea ReefLED G2 Lighting
• REEFER DC 600 Protein Skimmer
• ReefRun DC Return Pumps
• ReefMat 1200 Roller Filter
• ReefWave Pumps
• ReefDose
• ReefCan

Delivery

🚚 Free UK Mainland Delivery
📦 Direct from Red Sea or Out of the Blue Marines
🛡 Official Red Sea Manufacturer’s Warranty
💳 Pay securely with Klarna, Shop Pay, PayPal, Apple Pay and all major credit & debit cards