D&D H2Ocean P4 Pro Dosing Pump

An innovative dosing setup for any aquarium

At a glance...
  • WiFi controlled professional-grade aquarium dosing pumps
  • Compact design with coloured tubing and battery backup
  • Designed in partnership with a leading medical dosing manufacturer
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The footprint of these new pumps is incredibly small as the body of both versions are under 250mm wide and only 50mm deep.

The 'P4 PRO' version of our dosing pump utilises direct drive geared DC motors for the ultimate in dosing accuracy and precision at an affordable price.

The pumps will provide simple, flexible and precise control of supplement additions to your aquarium through the easy to use D-D H2Ocean mobile App (Android and IOS).

We also have available (sold separately) the D&D H2Ocean P4 Pro Dosing Pump Bracket.


  • WIFI Control of dosing pump via iPhone/Android device.
  • Smallest form factor.
  • Software updatable via WIFI.
  • Battery Back-up - settings saved if power lost.
  • High quality PharMed® tubing used in pump heads.
  • Flow Rate Calibration for each pump.

H2Ocean Dosing App:

Both models of H2Ocean dosing pump can be easily controlled via the H2Ocean Dosing App from your mobile device, giving you immediate access to all of the built in functions. This gives you access to:

  • Initial pump selection.
  • Channel setting and dosing volumes.
  • Flow calibration.
  • Snapshot display of elements and dosing volumes.
  • Anti-interference settings.
  • Solution remaining monitoring.
  • Simple quick setup/stop/start functions.


  • 4 x dosing heads
  • Fluid Volume: 0.1ml - 9,999ml
  • Accuracy: P4 PRO version <+/-0.5%

Dosing Functions:

  • 1 - 24 dosing times per day.
  • User defined start/stop Dosing Period per day (does not have to be 24 hours, for example, user can set to auto dose from midnight to 6am only).
  • Daily/every "x" days specified days of week Dosing Frequency.
  • Auto/Custom/Manual dosing options.
  • Anti - Interference Delay between pump dosing.
  • Monitors the amount of liquid remaining in each dosing container.
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