D-D H2Ocean P4 PRO Dosing Pump
These smart pumps have been jointly developed between D-D and Kamoer, a company with a strong reputation for the manufacture of medical grade dosing equipment, ensuring a high quality product with excellent reliability.
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 Kamoer remote App (Android and IOS).
| Specification | Value |
|---|---|
| Drive Type | Direct drive geared DC motor |
| Width | Under 250mm |
| Depth | 50mm |
| Compatibility | Android and iOS via Kamoer App |
FAQ
What makes the P4 PRO version different from other dosing pumps?
The P4 PRO version uses direct drive geared DC motors, which provide higher dosing accuracy and precision compared to other models.
Is the pump compatible with both Android and iOS devices?
Yes, the pump works with the Kamoer remote App on both Android and iOS devices.
What is the size of the pump unit?
The pump body is under 250mm wide and only 50mm deep, making it compact and space-efficient for aquarium setups.

Andrew North –
The pump is very reliable and easy to set up. I use it to add liquid vitamins to my aquarium daily. The Kamoer app makes it simple to adjust dosing schedules. It’s precise and has not missed a dose so far.
Adam Dickens –
I was impressed by how small the pump is. It fits well in my tank’s corner without taking up much space. The dosing accuracy is better than my previous model, and the app interface is intuitive.
Edward Glover –
After using it for a month, I can confirm the dosing is consistent. The motor runs quietly and the app allows me to schedule dosing times easily. No issues with leaks or malfunctions.