Submersible Aerators And Mixers
SKCB Submersible Aerator
Self priming aerator combining pump blower and gas liquid mixer.
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A jet build of the self priming aerator, pushing an air and water stream out across the basin instead of upward from a single point.

Overview
The jet aerator is a self priming submersible aerator that oxygenates and mixes in sewage water treatment. It integrates pump, air blower and gas liquid mixer in one unit and operates submerged, either on the pool floor or fixed to a floating body.
Air is drawn in by the vacuum created between impeller and stator, mixed with water inside the machine, and delivered as fine bubbles of about 100 microns into the basin.
Key Benefits
The jet stream carries aerated water across the basin, which helps in wide or shallow volumes.
No compressor, no air main and no diffuser grid to maintain.
The stream keeps the basin moving as well as delivering oxygen.
Bottom mounted or float mounted depending on level variation and basin construction.
Application Scenarios
Large shallow volumes where a single point aerator leaves dead zones.
Keeping the contents moving and aerobic where flows vary through the day.
Pre-aeration and activated sludge duty alongside other aeration equipment.
A directed stream carries oxygenated water into corners a point source cannot reach.
Mixing air into the water inside the machine gets transfer done without relying on depth alone.
No blower house or air distribution system is needed for the aeration to work.
Technical Features
Specifications
Data from the original jet aerator page. Coverage depends on basin geometry as much as on machine size.
| Model | Depth (meter) | Power ( Kw ) | Speed (rpm) | Air suction ( Nm3 /h) | O2 Input ( KgO2 /h) | Main convection | Sub convection |
|---|---|---|---|---|---|---|---|
| SKCB7.5 | 2 | 0.75 | 1450 | 10 | 0.37 | 1.2 | 2 |
| SKCB15 | 2 | 1.5 | 1450 | 22 | 1 | 1.5 | 2.5 |
| SKCB22 | 3 | 2.2 | 1450 | 35 | 2.75 | 2.5 | 5 |
| SKCB30 | 3 | 3 | 1450 | 50 | 3.8 | 2.5 | 5 |
| SKCB40 | 3 | 4 | 1450 | 75 | 5.3 | 3 | 6 |
| SKCB55 | 3 | 5.5 | 1450 | 85 | 5.5-7.7 | 3.5 | 7 |
| SKCB75 | 3 | 7.5 | 1450 | 100 | 8.2 | 4.5 | 9 |
| SKCB110 | 4 | 11 | 1450 | 160 | 13 | 5 | 10 |
| SKCB150 | 5 | 15 | 1450 | 200 | 17 | 5.5 | 11 |
| SKCB185 | 5.5 | 18.5 | 1450 | 260 | 19 | 6 | 12 |
| SKCB220 | 6 | 22 | 1450 | 320 | 24 | 6 | 12 |
Materials And Process
| SKCB submersible aerator | The SKCB suits deeper compact basins. The jet build covers wider shallow volumes with directional flow. |
|---|---|
| Surface aerator | A surface machine sprays and loses heat. A submerged jet keeps the energy in the water. |
Use Guide
Plan nozzle direction so the stream sweeps the whole volume, including corners.
Ensure the unit remains submerged at minimum level, especially in equalisation tanks.
Check the air intake for foam and debris during routine inspection.
Look for settled solids after commissioning and adjust direction or add a unit if corners stay quiet.
Answers
It delivers the air and water mixture as a directed stream, which suits wide or shallow basins where coverage matters as much as transfer.
No. It is a self priming aerator that draws its own air through the pipe.
About 100 microns in diameter.
Yes, on the pool floor or fixed to a floating body.
That depends on volume, depth, shape and load. Send those and we will propose a layout.
Related Equipment
Other aeration equipment, including the fermenter aerator built on the same principle.
Submersible Aerators And Mixers
Self priming aerator combining pump blower and gas liquid mixer.
View specifications →
Submersible Aerators And Mixers
Self priming aerator for oxygen transfer and mixing in basins.
View specifications →
Submersible Aerators And Mixers
Mechanical mixer for sludge tanks and other liquid volumes.
View specifications →
Vinegar Acetators
VB series fermenter aerator for acetic fermentation.
View specifications →Keep Reading
Send the basin shape, depth and load and we will propose unit count and nozzle layout.