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Ships from our Key West store · (305) 850-9949

Red Sea REEFER MAX Peninsula 350 G3 Aquarium System (73 Gallons)

$6,298.99
⚠️ Not included with any Red Sea package

Red Sea aquarium packages never include the dosing pump (ReefDose 2 or 4), the dosing tubing & accessories, or the ATO reservoir (the ReefATO+ unit itself is included). We recommend adding these with your tank so everything arrives together:

See all dosing pumps & accessories →

Red Sea REEFER MAX Peninsula 350 G3. 73.4 gallon display, 93 gallon system, 37.8 x 25 inch footprint, 63 inches tall on the cabinet. Ships with the REEF-SPEC package fitted: DC skimmer, ReefMat roller, ReefWave flow and ReefATO+.

Equipment and dry goods ship at their own rate. Free overnight shipping begins at $349 in qualifying livestock, so this item does not count toward that threshold and never receives the $10 livestock packing fee. Dry-goods shipping is calculated at checkout from the configured carrier rates.

We ship within the continental U.S. Alaska needs a shipping quote before you order, and we cannot ship to Hawaii — get in touch first.

Description

The Red Sea REEFER MAX Peninsula 350 G3 takes the same G3 chassis and adds Red Sea’s full REEF-SPEC equipment package on top, so the system runs on day one instead of waiting on separately ordered filtration and lighting. Its display holds 73.4 gallons, the sump holds 19.7, and the whole system carries 93 gallons of water on a 37.8 by 25 inch footprint.

This is a peninsula build, so the glass is finished on three sides and the overflow and plumbing are carried at one end. It is meant to come off a wall or divide a room, not to sit flat against drywall.

REEFER MAX Peninsula 350 G3 specifications

Display volume 73.4 US gallons
Sump volume 19.7 US gallons
Total system volume 93 US gallons
Tank footprint (L x W) 37.8 x 25 inches
Tank height 23.6 inches
Total height, tank on cabinet 63 inches
Cabinet finishes Black or white
Warranty 5 years (3 standard, 2 on registration)

Volumes are the manufacturer’s figures for the system as built. Actual water volume in your room will be lower once rock and sand go in. Total height is measured to the top of the tank with it standing on its cabinet, so measure your ceiling and any shelf above the tank before you order.

Compare every REEFER G3 size side by side if you are still deciding. Footprints, tank heights and total heights on the cabinet, all seventeen chassis on one page.

What the MAX package adds

  • REEFER DC protein skimmer, factory-fitted in the sump
  • ReefMat fleece roller filter, factory-fitted in the sump
  • ReefWave DC circulation pump or pumps, sized to this tank’s volume
  • ReefATO+ auto top-off, temperature monitor and leak detector on the ReefBeat app
  • Ultra-clear rimless glass, marine-spec cabinet in black or white
  • 5-year manufacturer warranty (3 years standard, 2 more on registration)

The reason to buy MAX over the standard REEFER is not convenience, it is sizing. Every piece in the package is matched at the factory to this tank’s water volume, so skimming, flow and top-off are correct from the first day rather than guessed at and re-bought six months in.

Will it fit, and is it the right size for you

Peninsula means the tank is finished on three sides and is meant to come off a wall rather than sit against one, or to divide two rooms. The footprint is 37.8 by 25 inches and the overall height is 63 inches, taller than the standard REEFERs because the cabinet has to carry the plumbing at one end. Sight lines matter more than volume with this one. Stand where you will actually be looking at it before you decide.

What goes with the REEFER MAX Peninsula 350 G3

A lid is the one accessory we tell people to buy at the same time as the tank, not later. Every wrasse, every anthias and most of the tangs worth owning will find the one gap you left open. The one cut for this exact model is the Red Sea mesh lid for the REEFER Peninsula 350.

  • Everything else Red Sea: salt, Reef Foundation, Trace Colors, test kits, dosing and ATO are all in our Red Sea department.

If you are working out the real number before you commit, we wrote up what a saltwater aquarium actually costs with actual figures from builds we have done. And if you want us to handle the whole thing, that is what our aquarium installation and maintenance page covers.

Buying it from us

We are an authorized Red Sea dealer and we order any REEFER G3 configuration directly, including finishes and sizes that are not listed on this page. If you are in Key West or anywhere in the Keys, we also install: delivery, leveling, plumbing, the first fill, cycling and the handover. We build these tanks for a living, so if you want to talk through whether the REEFER MAX Peninsula 350 G3 is the right call before you spend the money, call the shop and ask for me.

Full manufacturer specifications are on Red Sea’s website.

Shipping See current rates and ship days.

Shipping & Returns

  • Equipment and dry goods ship at their own rate. Free shipping at $349 or more applies to qualifying livestock only — corals, fish, inverts and live copepods. The $10 box & handling fee is a livestock packing fee and does not apply to dry-goods orders.
  • All sales are final on equipment and dry goods. We are a retail store, not the manufacturer.
  • Register your product with the manufacturer and keep your receipt — their warranty is how a faulty unit gets replaced, and they are faster at it than a shop could be.
  • Not sure who to contact for a warranty claim? Call us and we will point you to the right place.

Full Refunds & Returns policy

Ships from our Key West store · (305) 850-9949

Additional information

Stand Color

Black, White

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