Description

Red Sea Reefer Peninsula 350 G3 Reef Aquarium System

The Red Sea Reefer Peninsula 350 G3 reef aquarium is part of Red Sea’s advanced REEFER G3 series. This reef-ready aquarium platform features ultra-clear rimless glass, redesigned G3 plumbing, a ReefMat-ready sump, and integrated smart ATO preparation. It provides a professional foundation for building a modern marine reef aquarium.

Product Overview

The Red Sea Reefer Peninsula 350 G3 reef aquarium is a peninsula-format reef-ready aquarium system. It is designed for aquarists who want increased water volume and excellent biological stability. Thanks to its open viewing panels, it works well as a room divider or feature display. As part of the G3 range, it delivers long-term reliability, flexibility, and consistent performance for modern reef keeping.

Dimensions & Volumes

Display Tank Dimensions
• Length: 120 cm
• Width: 50 cm
• Height: 55 cm

Cabinet & Overall Height
• Overall system height (tank + cabinet): 145 cm

Water Volume
• Display tank volume: approx. 275 litres
• In-cabinet sump volume: approx. 75 litres
• Total system volume: approx. 350 litres

Cabinet Construction & Build Quality

The Red Sea Reefer Peninsula 350 G3 cabinet is constructed from marine-spec laminated plywood. It is engineered for durability in saltwater environments. Adjustable levelling feet allow precise installation on uneven floors. The peninsula cabinet layout also provides generous internal space for the sump, plumbing, and optional reef equipment.

Flow System & Plumbing

The Reefer Peninsula 350 G3 reef aquarium uses Red Sea’s G3 hydrodynamic plumbing system. It is designed to deliver smooth, quiet, and efficient water circulation throughout the aquarium.

• Precision-engineered silent downflow system
• High-accuracy Red Sea gate valve for fine flow adjustment
• Optimised G3 plumbing layout with end-mounted overflow
• Designed to support a wide range of return pump options (pump not included)

Glass & Structural Features

• Ultra-clear rimless glass front and side panels
• Peninsula layout with open viewing on three sides
• Reinforced construction for strength and long-term stability
• Professional ReefMat-ready sump suitable for mechanical filtration, skimmer, and refugium configurations

Included Features

The Red Sea Reefer Peninsula 350 G3 reef aquarium system is supplied as a reef-ready base system. This allows full freedom to customise lighting, filtration, and circulation equipment.

Included as standard:
• Ultra-clear rimless glass peninsula display tank
• Professional ReefMat-ready sump system
• Integrated ReefATO+ smart auto top-off preparation
• Complete G3 plumbing and peninsula overflow system
• Marine-spec cabinet with adjustable levelling feet

Not included (user-selectable):

• Lighting (LED fixtures optional)
• Return pump
• Protein skimmer
• Circulation pumps
• ReefMat / filter media

Warranty

The Red Sea Reefer Peninsula 350 G3 reef aquarium qualifies for Red Sea’s extended warranty of up to 5 years when you register the system. This warranty covers manufacturing defects in materials and workmanship. As a result, reef keepers gain added confidence and long-term protection. Red Sea’s registration and usage terms apply.