The Red Sea REEFER MAX 425 G3 433L represents the perfect balance of size, performance, and technology for serious reef enthusiasts. Part of Red Sea’s next-generation plug and play range, this advanced system combines precision engineering, smart functionality, and elegant design in one fully equipped package — allowing you to build a thriving coral reef with ease.
Constructed from ultra-clear glass with a reinforced euro-braced design, the REEFER MAX 425 G3 433L offers exceptional durability and stunning clarity. Its marine-grade plywood cabinet, available in black or white, provides strength and stability while maintaining a sleek, contemporary appearance suitable for any living or office space.
With a total system volume of approximately 425 litres (112 gallons), the REEFER MAX 425 G3 provides ample room for complex aquascaping and coral growth while remaining easy to manage and maintain. The system includes a professional-grade sump with quiet operation, efficient water circulation, and easy access for maintenance — all pre-assembled and ready to run.
Every REEFER MAX 425 G3 is fitted with Red Sea’s latest smart reefing technology, including ReefLED G2 lighting for optimal coral growth and colour, the ReefRun DC return pump for powerful and efficient flow, and the ReefMat automatic roller filter for hassle-free mechanical filtration. The REEFER DC Skimmer ensures effective nutrient removal, while the ReefATO+ keeps your water levels perfectly stable.
All components are seamlessly controlled via the ReefBeat App, allowing you to adjust lighting, flow, and filtration from anywhere. This smart integration ensures precise performance, long-term stability, and complete convenience, giving you the ultimate reefing experience.
Designed for both experienced reef keepers and ambitious hobbyists, the REEFER MAX 425 G3 combines reliability, intelligence, and sophistication in one beautifully crafted system.
Fully equipped plug and play reef system with professional performance
Ultra-clear glass with euro-braced construction for strength and clarity
Total system volume: approx. 425L / 112 gallons
Smart control via the ReefBeat App
Includes ReefLED G2 lighting, ReefRun DC return pump, ReefMat roller filter, REEFER DC Skimmer, and ReefATO+
Marine-grade cabinet available in black or white
Quiet operation and energy-efficient design
Ideal for medium to large reef aquariums and coral displays
The Red Sea REEFER MAX 425 G3 delivers premium quality, intelligent control, and refined design — making it a standout choice for anyone looking to create a high-end reef aquarium with minimal effort and maximum results.
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Great experience and knowledgeable owner would recommend
Matthew Fairhurst
2024-11-05
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What a hidden Gem this place is! Lots of choice and the staff are very knowledgable with regards to answering any questions! They really do go above and beyond to help out!! Definately think I’ve found my new home with regards to anything aquatic!! Thanks guys!
Dave Hilton
2024-11-05
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WOW What a place! Everything you could ask for in 1 place. Staff very knowledgeable and no rush to sell you things you don’t need. Will be returning again and again.
Thomas Riley
2024-11-04
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Amazing shop great selection of coral fish and dry goods. Staff couldn't be more helpful...well worth a visit. Opening day was a great event well done ireef team the shop looks great 😁
elliott
2024-11-03
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Very nice shop
marzed hameed
2024-11-03
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Very clean shop . Fishes and corals are healthy .
Keara Morgan
2024-11-03
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Great experience at IReef all staff made us feel so welcome, nothing was too much trouble. Would highly recommend. The layout of the shop is great to.
Daniel Morgan
2024-11-03
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Attended ireefs opening day and was optimistic as to what would be on offer. From the moment of stepping through the door I was greeted with a fantastic shop that has everything on offer from a lot of brands to the knowledge of staff. Will definitely use them over and over again.
