D-D H2Ocean Advanced ATOD-D
$135

Compatibility with your build
Start a build to see compatibility for this product Specifications
The full sheet
Sensor
- Type
- Optical + float backup
Build & materials
- In the box
- Control box · Optical probe (3-point) · Float switch · Flood/leak sensor · DC pump (270-280 lph) · Tubing (2m) · Siphon break · Power supply (12V/1A)
What we check
Rules this part takes part in
R5See methodology
ATO reservoir
Checks the reservoir covers roughly 14 days of evaporation for your tank size.
Buy from
Where to get it
Not sold in United StatesThis product isn't available in your region, so the price above is a converted reference figure rather than something you can buy. Available in United Kingdom, Deutschland, Sverige — switch region at the top of the page to see local options.
Works well with
Compatible tanks
Alternatives
Others in this category
Frequently asked
What are the key specs of the D-D H2Ocean Advanced ATO?
Sensor: Optical + float backup.
How much does the D-D H2Ocean Advanced ATO cost?
The D-D H2Ocean Advanced ATO lists at around $135. That is the manufacturer's figure — ReefPicker has no retailer offer for it in your region yet, so treat it as a guide rather than a price you can pay today.
Which tanks is the D-D H2Ocean Advanced ATO compatible with?
Based on ReefPicker's compatibility checks, the D-D H2Ocean Advanced ATO fits tanks including Fluval Sea Evo 5, Ultum Nature Systems 45SA Dual, Ultum Nature Systems 30A Dual. Add it to a build on ReefPicker to check it against your specific tank.











