
Charles Austen ET100 Air Pump
Charles Austen Enviro ET100 Linear Diaphragm Air Pump
This pump is in excellent working order but shows minor cosmetic signs of use (light surface scuffs/marks). Please note it does not come in its original packaging, but it will be securely packaged for transit.
Up for sale is a genuine Charles Austen ET100 Air Pump. Renowned for their reliability, efficiency, and whisper-quiet operation, the Enviro ET series is the industry standard for high-output aeration. This robust pump is perfect for large ponds, koi filtration systems, aquatic setups, or wastewater treatment systems.
Key Specifications & Features:
- Flow Rate: 100 Litres per minute (L/min)
- Power Consumption: Energy-efficient linear motor
- Quiet Operation: Built-in noise-damping technology
- Durability: Weatherproof robust alloy casing designed for continuous running
- Oil-Free Design: Safe for fish, aquatic life, and biological filtration systems
What is Included:
- 1 x Charles Austen ET100 Air Pump (Used)
- Please note: No original box or additional accessories included unless pictured.
Fast & Reliable Shipping
We ensure all items are thoroughly checked, safely packed, and dispatched promptly so your setup keeps running smoothly. If you have any questions, please feel free to send a message!
Charles Austen Enviro ET100 Linear Diaphragm Air Pump
This pump is in excellent working order but shows minor cosmetic signs of use (light surface scuffs/marks). Please note it does not come in its original packaging, but it will be securely packaged for transit.
Up for sale is a genuine Charles Austen ET100 Air Pump. Renowned for their reliability, efficiency, and whisper-quiet operation, the Enviro ET series is the industry standard for high-output aeration. This robust pump is perfect for large ponds, koi filtration systems, aquatic setups, or wastewater treatment systems.
Key Specifications & Features:
- Flow Rate: 100 Litres per minute (L/min)
- Power Consumption: Energy-efficient linear motor
- Quiet Operation: Built-in noise-damping technology
- Durability: Weatherproof robust alloy casing designed for continuous running
- Oil-Free Design: Safe for fish, aquatic life, and biological filtration systems
What is Included:
- 1 x Charles Austen ET100 Air Pump (Used)
- Please note: No original box or additional accessories included unless pictured.
Fast & Reliable Shipping
We ensure all items are thoroughly checked, safely packed, and dispatched promptly so your setup keeps running smoothly. If you have any questions, please feel free to send a message!
Original: $171.58
-70%$171.58
$51.47Description
Charles Austen Enviro ET100 Linear Diaphragm Air Pump
This pump is in excellent working order but shows minor cosmetic signs of use (light surface scuffs/marks). Please note it does not come in its original packaging, but it will be securely packaged for transit.
Up for sale is a genuine Charles Austen ET100 Air Pump. Renowned for their reliability, efficiency, and whisper-quiet operation, the Enviro ET series is the industry standard for high-output aeration. This robust pump is perfect for large ponds, koi filtration systems, aquatic setups, or wastewater treatment systems.
Key Specifications & Features:
- Flow Rate: 100 Litres per minute (L/min)
- Power Consumption: Energy-efficient linear motor
- Quiet Operation: Built-in noise-damping technology
- Durability: Weatherproof robust alloy casing designed for continuous running
- Oil-Free Design: Safe for fish, aquatic life, and biological filtration systems
What is Included:
- 1 x Charles Austen ET100 Air Pump (Used)
- Please note: No original box or additional accessories included unless pictured.
Fast & Reliable Shipping
We ensure all items are thoroughly checked, safely packed, and dispatched promptly so your setup keeps running smoothly. If you have any questions, please feel free to send a message!

















