Red Sea REEFER 300 G3 manufacturer system view with cabinet open
Representative product image. The selected finish or configuration may differ.
Red Sea · Aquariums
Red Sea REEFER 300 G3 — White
$3,899.99 CAD
Taxes and delivery confirmed before payment.
REEFER 300 G3 — White combines a 90 × 57.5 cm glass reef display with a fitted cabinet, in-cabinet sump and matched plumbing. Its 300 L total system volume gives you a clear starting point for choosing lighting, filtration and circulation.
- Aquarium dimensions (L × W × H)
- 90 × 57.5 × 55 cm / 35.4 × 22.6 × 21.7 in
- Total system water volume
- 300 L / 79.3 US gal
- Display water volume
- 246 L / 65 US gal
SKU: RSR45133
Your next aquarium
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The details, before you decide
Specifications
Dimensions and volume
| Aquarium dimensions (L × W × H) | 90 × 57.5 × 55 cm / 35.4 × 22.6 × 21.7 in |
|---|---|
| Total system water volume | 300 L / 79.3 US gal |
| Display water volume | 246 L / 65 US gal |
| Sump water volume | 54 L |
| Total system height | 142 cm / 55.9 in |
Construction
| Front / side / bottom glass | 12 / 12 / 12 mm |
|---|---|
| Bracing | Rimless |
| Back glass thickness | 10 mm |
| Aluminium cabinet frame | No |
| Quick-release cabinet door hinges | Yes |
| Slide-out control panel | Not included |
| Cabinet internal sump compartment (W × D × H) | 86 × 53.5 × 70 cm |
Filtration
| Return pump connections | 1x 25mm (Single pump) |
|---|---|
| Refugium-ready sump | Yes |
| Split sump | Not included |
| Adjustable skimmer chamber | Yes |
| Roller-filter provision | ReefMat Ready |
Control
| Included automatic top-off | Smart automatic top-off; exact included ATO/controller will be confirmed in your availability quote before payment |
|---|
Configuration
| Cabinet colours | White |
|---|---|
| Package | Base aquarium system; lighting and major life-support equipment selected separately |
Manufacturer volumes are nominal. Allow room for plumbing, cables, ventilation and maintenance. Cabinet specifications apply only when a cabinet is selected.
What’s included
- Ultra-clear glass aquarium
- Cabinet with adjustable feet
- ReefMat-ready glass sump with adjustable skimmer chamber
- Internal plumbing and return outlet nozzle(s)
- Smart automatic top-off system
- 1 × micron filter bag
- 1 × filter-media cup
Plan separately
- Lighting and mounts
- Return pump
- Circulation pumps
- Protein skimmer
- ReefMat roller filter
- Freshwater top-off reservoir
Build it around your aquarium
Let’s put your setup together.
We’ll confirm the model, compatible equipment, availability and delivery or pickup before you pay.


