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Red Sea Reefer G3 250 Aquarium

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Red Sea Reefer G3 250 Aquarium

Red Sea Reefer G3 250 Aquarium

Red Sea Reefer 250 G3 – Reef-Ready Aquarium System

A 250L premium reef-ready system designed for performance, flexibility, and timeless style.

The Red Sea Reefer 250 G3 is part of the latest generation of Red Sea’s world-renowned reef systems — combining stunning design, smart automation, and silent efficiency. With ultra-clear glass, upgraded hydrodynamic plumbing, and the intelligent ReefATO+ system built in, the 250 G3 gives you everything you need to create a thriving reef with ease.

Perfectly sized for medium reef aquariums, it delivers professional performance in a manageable footprint. Whether you’re keeping SPS corals or a mixed reef, the Reefer 250 G3 offers a refined, modular foundation for a lifetime of reefing success.


Key Benefits

Smart & Stable Operation – ReefATO+ ensures automatic top-off, leak detection, and temperature monitoring, giving you peace of mind through the ReefBeat app.

Whisper-Quiet Flow – The G3 improved plumbing layout with the ReefGate precision valve and dual return outlets delivers silent, efficient water movement.

Expandable System Design – Modular sump ready for ReefMat, skimmer, reactors, or refugium — ideal for hobbyists who want to customise their setup.

Modern, Minimalist Aesthetics – Ultra-clear glass, clean lines, and a high-quality cabinet make this system the centrepiece of any room.

Built for the Long Term – Marine-grade construction, robust plumbing, and smart integration ensure reliability for years to come.


Core Features

  • Integrated ReefATO+ System

    • Dual sensors with smart redundancy

    • Temperature sensor with ±0.1 °C accuracy

    • Leak detection with auto-shutdown

    • Full control via the ReefBeat mobile app

  • Hydrodynamic Plumbing (New for G3)

    • Redesigned flow path reduces elbows and friction for better efficiency

    • ReefGate fine-tuning valve for ultra-quiet operation

    • Dual return outlets for balanced circulation

  • Modular Filtration System

    • Pre-assembled glass sump with flexible compartments

    • ReefMat-ready design

    • Large skimmer chamber with adjustable water height

    • Easy access for cleaning and maintenance

  • Cabinet & Structure

    • Reinforced marine-spec plywood cabinet with epoxy coating

    • Soft-close hinges and levelling feet

    • Optional black or white finishes

  • Display Tank Quality

    • Ultra-clear rimless glass for crystal viewing clarity

    • Bevelled edges and hidden overflow for a clean finish

Technical Specifications

Specification Details
Total System Volume 250 L
Display Tank Volume 200 L
Sump Volume 50 L
Display Dimensions (L×W×H) 90 × 57.5 × 53 cm
Glass Thickness 10–12 mm
Plumbing Pre-assembled quick-connect system
Smart Device ReefATO+ (auto top-off, leak, temperature)
Warranty 3 years standard, extendable to 5 years


Who is the Reefer 250 G3 For?

  • Reefkeepers seeking a high-quality mid-size display with advanced control

  • Hobbyists upgrading from nano or smaller tanks

  • SPS and mixed reef enthusiasts wanting reliable, silent operation

  • Aquarists who appreciate professional-grade equipment and finish

  • Anyone looking for a smart, expandable reef system that’s built to last

Warranty & Support

All Red Sea Reefer G3 systems are supplied with a 3-year manufacturer’s warranty, which can be extended to 5 years upon registration. UK-based customer support and spare parts availability ensure complete confidence and long-term performance.

Select Color
From $600.28

Original: $2,000.93

-70%
Red Sea Reefer G3 250 Aquarium

$2,000.93

$600.28

Product Information

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Description

Red Sea Reefer 250 G3 – Reef-Ready Aquarium System

A 250L premium reef-ready system designed for performance, flexibility, and timeless style.

The Red Sea Reefer 250 G3 is part of the latest generation of Red Sea’s world-renowned reef systems — combining stunning design, smart automation, and silent efficiency. With ultra-clear glass, upgraded hydrodynamic plumbing, and the intelligent ReefATO+ system built in, the 250 G3 gives you everything you need to create a thriving reef with ease.

Perfectly sized for medium reef aquariums, it delivers professional performance in a manageable footprint. Whether you’re keeping SPS corals or a mixed reef, the Reefer 250 G3 offers a refined, modular foundation for a lifetime of reefing success.


Key Benefits

Smart & Stable Operation – ReefATO+ ensures automatic top-off, leak detection, and temperature monitoring, giving you peace of mind through the ReefBeat app.

Whisper-Quiet Flow – The G3 improved plumbing layout with the ReefGate precision valve and dual return outlets delivers silent, efficient water movement.

Expandable System Design – Modular sump ready for ReefMat, skimmer, reactors, or refugium — ideal for hobbyists who want to customise their setup.

Modern, Minimalist Aesthetics – Ultra-clear glass, clean lines, and a high-quality cabinet make this system the centrepiece of any room.

Built for the Long Term – Marine-grade construction, robust plumbing, and smart integration ensure reliability for years to come.


Core Features

  • Integrated ReefATO+ System

    • Dual sensors with smart redundancy

    • Temperature sensor with ±0.1 °C accuracy

    • Leak detection with auto-shutdown

    • Full control via the ReefBeat mobile app

  • Hydrodynamic Plumbing (New for G3)

    • Redesigned flow path reduces elbows and friction for better efficiency

    • ReefGate fine-tuning valve for ultra-quiet operation

    • Dual return outlets for balanced circulation

  • Modular Filtration System

    • Pre-assembled glass sump with flexible compartments

    • ReefMat-ready design

    • Large skimmer chamber with adjustable water height

    • Easy access for cleaning and maintenance

  • Cabinet & Structure

    • Reinforced marine-spec plywood cabinet with epoxy coating

    • Soft-close hinges and levelling feet

    • Optional black or white finishes

  • Display Tank Quality

    • Ultra-clear rimless glass for crystal viewing clarity

    • Bevelled edges and hidden overflow for a clean finish

Technical Specifications

Specification Details
Total System Volume 250 L
Display Tank Volume 200 L
Sump Volume 50 L
Display Dimensions (L×W×H) 90 × 57.5 × 53 cm
Glass Thickness 10–12 mm
Plumbing Pre-assembled quick-connect system
Smart Device ReefATO+ (auto top-off, leak, temperature)
Warranty 3 years standard, extendable to 5 years


Who is the Reefer 250 G3 For?

  • Reefkeepers seeking a high-quality mid-size display with advanced control

  • Hobbyists upgrading from nano or smaller tanks

  • SPS and mixed reef enthusiasts wanting reliable, silent operation

  • Aquarists who appreciate professional-grade equipment and finish

  • Anyone looking for a smart, expandable reef system that’s built to last

Warranty & Support

All Red Sea Reefer G3 systems are supplied with a 3-year manufacturer’s warranty, which can be extended to 5 years upon registration. UK-based customer support and spare parts availability ensure complete confidence and long-term performance.