
Charles Austen
Charles Austen air compressors
Pickup currently unavailable at DoctorBlooms Store
What are Charles Austen Pumps?
For almost 75 years, Charles Austen Pumps has been a pioneer in pump technology and enjoys worldwide trust and recognition in a wide range of industries. The company was founded by Charles Austen , who is considered the inventor of the first diaphragm pump . After the First World War, he used leather from army boots for his invention. In the 1940s, the company revolutionized laboratory technology with pumps that played a crucial role in the production of vaccines against diseases such as diphtheria , smallpox , and polio .
About the ET series
The ET Series air pumps are ideal for a wide range of applications, including:
- Wastewater treatment
- Hydroponics
- Aeration of koi ponds
- Aquaculture
- Hot tubs & spas
- Rainwater harvesting
- Basement and pool emptying
- Flood protection
- Fuel cell production
Thanks to their oil-free, linear diaphragm design, they operate particularly quietly and vibration-free . They are housed in a weatherproof housing and are designed for low energy consumption – for efficient and reliable operation.
Main features
- Robust and compact: Weatherproof design for long-lasting use.
- Energy efficient: Environmentally friendly “Green Drive” technology with low power consumption.
- Easy installation: Supplied with a rubber arch for uncomplicated assembly.
- Oil-free: Clean operation without oil contamination.
- Quiet operation without vibrations
Ideal for all applications that require high air flow , reliability and energy efficiency .
Model specifications
-
ET30:
30.0 l/min @ 0.12 bar, 14 mm connection, 25 W
Dimensions: 208×150×178 mm
Suitable for 4-6 pot systems -
ET40:
40.0 l/min @ 0.12 bar, 14 mm connection, 30 W
Dimensions: 218×156×182 mm
Suitable for 8-10 pot systems -
ET60:
60.0 l/min @ 0.12 bar, 18 mm connection, 85 W
Dimensions: 210×185×171 mm
Suitable for 12-16 pot systems -
ET80:
80.0 l/min @ 0.12 bar, 18 mm connection, 105 W
Dimensions: 238×196×177 mm
Suitable for 18–21 pot systems -
ET120:
120.0 l/min @ 0.12 bar, 18 mm connection, 130 W
Dimensions: 265×215×198 mm
Suitable for 21–28 pot systems -
ET200:
200.0 l/min @ 0.20 bar, 18 mm connection, 220 W
Dimensions: 256×200×222 mm
Suitable for 28–36 pot systems -
ET300:
300.0 l/min @ 0.20 bar, 26 mm connection, 220 W
Dimensions: 349×231×219 mm
Suitable for 36–48 pot systems
Delivery information 🚚
Orders are processed within 2 business days . If you order before 2 p.m. , we aim to ship the same day . Delivery time depends on the shipping method chosen, but standard shipping typically takes 1 to 3 business days in Germany and 2 to 5 business days in European Union countries .
Out of stock? No problem! 🚀
Is a product out of stock? Contact us or visit our store – we'll easily order it for you!
Didn't find what you were looking for? 🤔
No problem! Contact us or—better yet—visit our store . We'll find and order it for you at the best possible price!