Charles Austen Air Compressors Charles Austen air compressors/Pumps are ideal for sewage treatment systems, Hydroponics, koi pond aeration and aquaculture applications.
Other applications include aeration for koi ponds and spa's/whirlpools, rainwater harvesters, cellar emptying, swimming pool emptying, flood prevention and fuel cell manufacture.
Charles Austen Air pumps have an oil-free linear diaphragm air compressor/blower.
It is very quiet whilst in operation with no vibration.
It is supplied in a weatherproof housing with low power consumption.
See Model Specs Below ET30 Max Flow 30 Litres per minute Max Pressure: 0.
12 bar weight: Dimensions 208 x 150 x 178mm, Connector Size: 14mm, Power:25W.
  USE ET30 = 4-6 Pot System ET40 Max Flow 40 Litres per minute Max Pressure: 0.
12 bar Weight: Dimensions 208 x 150 x 178mm, Connector Size: 14mm, Power:30W.
  USE ET40 = 8-10 Pot System ET60 Max Flow: 60 Litres per minute Max Pressure: 0.
17 bar Weight: 6.
0 kilograms, Dimensions (LxWxH): 203x165x153mm, Connector Size: 18mm, Power: 55W.
:   USE ET60 = 12-16 Pot System ET80 Max Flow: 80 Litres per minute Max Pressure: 0.
10 bar Weight: 7.
0 kilograms, Dimensions (LxWxH): 210x185x171mm, Connector Size: 18mm Power: 75W:   USE ET80 = 18-21 Pot System ET120 Max Flow: 120 Litres per minute Max Pressure: 0.
10 bar Weight: 7.
0 kilograms, Dimensions (LxWxH): 210x185x171mm, Connector Size: 18mm Power: 75W:   USE ET120 = 21-28 Pot System