ReefPicker
Red Sea REEFER 200 G3Red Sea
Reef aquarium

REEFER 200 G3

by Red Sea

Fills the gap between REEFER 170 and 250 G3 — a 42-gallon rimless reef-ready cabinet system with ReefATO+ auto top-off built in. Skimmer, lighting, and fleece filter sold separately.

EntryPackageDrilled
Net volume
42 gal (158 L)
Dimensions
24"×23"×21"
Glass
10 mm
Drilled
Yes
est. from$1,799
Launched: 2023
Package includes
Furniture
Cabinet
Filtration
Sump
Plumbing
Overflow box
Hardware
ATO
Return pump

Items included with the tank. Sump fit is treated as auto-pass when building with a package tank.

The full sheet — every number we check a build against.

Dimensions
L × W × H
24"×23"×21"
Volume
Net (display) volume
42 gal (158 L)
Gross volume
53 gal (200 L)
Glass
Thickness
10 mm
Filtration
Drilled
Yes
Sump compatible
Yes
What this tank locks in

Volume drives skimmer rating, return-pump turnover, and light footprint. Picking this tank sets a target of:

≈343 gph
turnover
rated for 59 gal
skimmer rating
covers a 23.6" footprint
lighting footprint

We'll check every part you add against these targets.

Similar tanks

In the same class

Frequently asked

What are the key specs of the Red Sea REEFER 200 G3?

Net volume: 42 gal (158 L). Dimensions: 24"×23"×21". Glass: 10 mm. Drilled: Yes.

How much does the Red Sea REEFER 200 G3 cost?

The Red Sea REEFER 200 G3 starts around $1,799, though prices vary by retailer — see current offers on this page.

What equipment do I need for the Red Sea REEFER 200 G3?

Based on its volume and footprint, the Red Sea REEFER 200 G3 calls for a return pump rated ≈343 gph, a skimmer rated for 59 gal, lighting that covers a 23.6" footprint. Add it to a build on ReefPicker to see every matching part checked against it.