1 / 7Hydor Seltz D AC P21302 Aquarium Pump, 9000 l/h
Hydor Seltz D AC P21302 is an electronically controlled aquarium pump listed for freshwater and marine setups. Its adjustable flow, five-minute feed pause and claimed use in or out of water suit buyers needing a return or circulation pump, but the maximum flow and head figures are not a guarantee of flow at a particular installation.
At a glance
- Electronic controller offers six flow intensities, according to the product description.
- Feed Mode pauses the pump for 5 minutes for feeding or maintenance.
- The listing describes use as a return or circulation pump, including in a sump, and says it can operate in or out of water.
- A sensor is claimed to stop the pump if water flow is insufficient. A prefilter is also listed as included.
Pros and cons
Pros
- Six stated flow settings let you adjust circulation rather than rely on one fixed output.
- The timed feed pause is a practical convenience during feeding or maintenance.
- The listing covers both freshwater and marine aquarium use, as well as return and circulation roles.
Technical specifications
12 specifications| Brand | Hydor |
|---|---|
| Model | P21302 |
| Maximum flow rate | 9000 Litres Per Hour |
|---|---|
| Maximum lifting height | 440 Centimetres |
| Power | 90 Watts |
| Dimensions listed | 21L x 8.9W x 11.9H centimetres |
|---|---|
| Weight listed | 2.82 Kilograms |
| Style | Submersible |
| Use | Indoor |
| Colour | Black |
|---|---|
| Packs | 1 |
| Warranty description | 2 years. |
What to know before buying
- The listing describes a maximum flow of 9000 Litres Per Hour and maximum lifting height of 440 Centimetres. Actual suitability depends on the installation, and no operating flow at a specific head is supplied.
Listing details to confirm
Listing details are inconsistent about the kit: the explicit included-components field says “NO NEED”, while a feature claim says a prefilter is included. Confirm the selected listing's contents before purchase. The listing also describes the pump as submersible while claiming it can work in or out of water, so check installation requirements for your setup.
What’s in the box
- PrefilterCheck selected pack
Check which accessories are included in your selected pack before buying.
Who is it for?
A good fit for
- Freshwater or marine aquarium owners seeking an adjustable return or circulation pump.
- Aquarium keepers who want a timed pause for feeding or maintenance.
- Setups where a stated maximum flow of 9000 Litres Per Hour and maximum lifting height of 440 Centimetres match the planned installation.
Less suited to
- Buyers who need a verified flow rate at a particular lift height or installation condition.
- Anyone relying on a confirmed prefilter or other accessory being present without checking the chosen listing.
Frequently asked questions
Can this pump be used in freshwater and marine aquariums?
The listing states that it is suitable for both freshwater and marine aquariums.
How does Feed Mode work?
The listing says Feed Mode pauses the pump for 5 minutes, allowing time for feeding or maintenance.
Can it run outside the water?
The description claims operation both in and out of water, while the style field calls it submersible. Check the manual and installation requirements for your intended setup.
Is the prefilter definitely included?
The feature text says a prefilter is included, but the explicit included-components field says “NO NEED”. Confirm the contents of the selected listing before ordering.
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Offer details
- Follow the supplied direction to read the manual and instructions before use.
- For cleaning, the listing advises using a soft brush on the rotor and its seat and running water on the grids. It says not to use detergents or solvents.
- The listing recommends restarting the pump if performance drops or noise occurs, to clear trapped air.