Charles Austen Enviro ETX80 ECO Air Pump
| Brand | |
|---|---|
| Air Flow | 80 L/min |
| Air Pressure | 0.15 bar |
| Power | 58 W |
A Charles Austen ETX80 ECO air pump for energy efficient pond, koi and treatment plant aeration. 80 lpm output with low 58W power use.
£166.59 (inc VAT)
Charles Austen Enviro ETX80 ECO Air Pump
Energy efficient ECO air pump for ponds, filters and treatment plant aeration
The Charles Austen Enviro ETX80 ECO Air Pump is an energy efficient Charles Austen Enviro ETX ECO air pump designed for continuous aeration where running costs matter. It delivers 80 litres per minute at 0.15 bar while using approximately 58W, making it a useful alternative to a standard ET80 where the pump will be running day and night.
Pond air pumps normally run continuously. They support fish, moving bed filters, biological filtration, air stones, diffuser stations and aerobic bacteria in treatment systems. Even a small reduction in power consumption can make a meaningful difference over a full year. The ETX ECO range is therefore well suited to pond keepers who want dependable Charles Austen airflow with a stronger focus on efficiency.
Like the wider Enviro family, the ETX ECO pump provides clean, oil free air at low pressure. It is suitable for koi ponds, garden ponds, filter systems, aerated biological media, aquaculture setups, septic tanks and sewage treatment systems where a reliable air supply is needed. The weather resistant construction allows indoor or outdoor installation, provided the pump is positioned safely above water level and protected from flooding.
Why choose the ECO version?
The main reason to choose the ETX80ECO is long term running cost. On a pond with permanent aeration, the pump is one of the few pieces of equipment that may run every hour of every day. The ECO model is intended to provide the airflow required for the job while reducing unnecessary electrical load. It is a strong choice where you are aerating a pond throughout the year, running air to a filter or supporting a treatment plant that cannot be left without airflow.
The ECO pump is also useful where noise, serviceability and reliability matter. Charles Austen linear diaphragm pumps are widely used because they are straightforward to maintain and can be serviced with the correct kits. Keeping the pump serviced helps maintain airflow, reduce vibration and lower the risk of failure caused by worn diaphragms or blocked filters.
Installation and matching advice
Choose airline and diffuser sizes carefully. A high quality air pump can only perform properly if the airline is not too restrictive and the diffuser is correctly matched. Smaller ponds may use standard sinking airline and a single diffuser disc, while larger ponds or longer runs benefit from heavy duty sinking airline and multiple diffuser stations. Avoid forcing too much air through a single small air stone, as that can increase back pressure and shorten diaphragm life.
Install the pump above the pond water level if possible. Where the airline runs below water level, use good quality airline and avoid sharp bends. If the pump has to be positioned below the water level, a suitable non return valve and careful installation are essential, although positioning the pump above the water remains the safer approach.
Technical details
- Model: Charles Austen Enviro ETX80 ECO Air Pump
- Maximum airflow: 80 litres per minute at 0.15 bar
- Power consumption: approximately 58W
- Product type: oil free linear diaphragm air pump
- Typical use: ponds, koi filters, aerated media, aquaculture and treatment plants
- Installation: indoor or outdoor sheltered position, above water level where possible
- Maintenance: service routinely with the correct Charles Austen service kit
Key benefits
- Helps complete a reliable pond setup when matched to the equipment around it.
- Useful for checking compatibility, installation layout and long term maintenance access.
- Best chosen as part of the whole pond system rather than as a standalone item.
- Pairs with suitable pumps, filters, hose, pipework, spares or accessories depending on the installation.
Practical setup advice
Before ordering, think about how this product fits into the full pond setup. Compatibility, maintenance access, pipe or hose size and future servicing are often just as important as the headline specification. A product that is technically suitable can still disappoint if it is installed with restricted flow, poor access or the wrong supporting equipment.
Where possible, plan the main product and the accessories together. This makes installation neater, maintenance easier and the final system more reliable over time.
Best results in the pond
Charles Austen Enviro ETX80 ECO Air Pump should be used as part of a sensible water quality routine. Treatments work best when the pond is correctly filtered, well aerated and tested regularly. Before adding any pond treatment, check the pond volume, read the dosage instructions and consider recent changes such as heavy rain, filter cleaning, medication, water changes or new fish.
- Measure the pond volume as accurately as possible before dosing.
- Use water tests to understand the problem before treating.
- Keep filters and aeration running unless the product instructions say otherwise.
- Allow time for the pond to respond before repeatedly adding more product.
Good pond care is usually a combination of filtration, testing, sensible feeding and the correct treatment at the right time. That approach gives more reliable results than treating symptoms without checking the cause.
Complete your Charles Austen aeration setup
A good aeration system is not only about choosing the air pump. Airline size, diffuser choice, manifold layout and routine servicing all affect the real airflow that reaches the pond. Use the links below to build a complete system rather than buying the pump in isolation.
- Browse the full Charles Austen range
- Browse pond air pumps
- Charles Austen air pump service kits
- Large pond and lake diffuser stations
- Standard sinking airline
- Heavy duty sinking airline
- 2 way air manifold
- 4 way air manifold
If you are unsure whether to choose a standard ET pump, an ETA alarm model, an ETAO alarm output model or an ETX ECO pump, contact us with your pond size, depth, diffuser layout and intended use. We can help match the pump to the real airflow requirement rather than simply choosing by model number.
Compare Other Pond Air Pump Ranges
If you are still choosing the best aeration pump, these related air pump ranges are useful comparisons. Larger koi ponds, deeper diffuser runs and high-air-demand filter systems may need a higher-output pump or a different pump style.



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