Waterbox
Waterbox AIO 50.3
Gear matched to this tank: lights by coral goal, skimmers and pumps checked against its rear chamber.
Best lights (by coral goal)
No seeded light fully covers this footprint at LPS / mixed intensity yet.
Compare all lights ranked for the Waterbox AIO 50.3 →
Best protein skimmers (sized for medium bioload)
HOB
$189.99
- rated to 75g, covers your 74g medium-bioload target (tank + margin)
- hangs on back — no chamber-fit constraint
HOB
$334.94
- rated to 105g, covers your 74g medium-bioload target (tank + margin)
- hangs on back — no chamber-fit constraint
Compare all skimmers ranked for the Waterbox AIO 50.3 →
Best return pumps (for ~5× display turnover)
DC
$146.00
- ~245 gph at the tank ≈ 5.0× display turnover
- DC pump — dial flow to taste
- 3.7×2.5" footprint fits the 6.1×4.7" rear chamber
AC
$40.01
- ~236 gph at the tank ≈ 4.8× display turnover
- 5×3.75" footprint fits the 6.1×4.7" rear chamber
DC
$159.00
- DC pump — dial flow to taste
- 4.4×2.6" footprint fits the 6.1×4.7" rear chamber
- strong: ~8.2× turnover — fine if controllable/throttled
DC
$311.84
- DC pump — dial flow to taste
- 5.1×3.1" footprint fits the 6.1×4.7" rear chamber
- strong: ~12.1× turnover — fine if controllable/throttled
Compare all return pumps ranked for the Waterbox AIO 50.3 →
Tank specs
| Display volume | 49.1 gal |
| Total water volume | 49.1 gal |
| Outer dimensions (L×W×H) | 35.4 × 19.7 × 17.7 in |
| Rear chamber (W×D×H) | 6.1 × 4.7 × 17.7 in (mfr) |
| Stock return pump | — |
| Stock light | none |
Single-body AIO, display = total volume 49.1 gal, 10mm glass. NO return pump included (required for operation), so stockReturnGph null. NO light. Rear media/skimmer chamber 6.1 W x 4.7 D x 17.7 H (BRS/mfr); D = 4.7 in is the constraining front-to-back depth. The large 11.8 in pump chamber leaves room for your own return pump.