Charles Austen Pumps Ltd.
About
Charles Austen Pumps Ltd. is a UK-based manufacturer with nearly 70 years of experience designing and producing diaphragm pumps, vacuum pumps, and side channel blowers. Headquartered in Surrey, England, the company serves diverse markets including wastewater treatment, aquaculture, medical devices, HVAC, beverage dispense, and OEM integration. In the water and wastewater sector, Charles Austen offers the ET Series, ETA Series, ET Double, ETD Series, ETX Eco Series, and SCB Series pumps for sewage aeration and treatment applications, including alarmed variants that detect low airline pressure to prevent system failures. The product range spans rotary diaphragm pumps, linear diaphragm pumps, rocking piston compressors, side channel blowers, air and gas pumps, liquid pumps, and vacuum pumps. A key differentiator is the company's bespoke pump design capability, where custom pumps are designed, tool-made, and assembled entirely in-house for OEM and specialty applications. Through subsidiary brands including BlueDiamond Pumps for HVACR condensate removal and Dispense Pumps for the beverage industry, Charles Austen extends into specialized verticals. The company operates a dedicated wastewater pump servicing facility and offers service kits, troubleshooting support, and next-day delivery for aquatic and hydroponic orders.
Key Products
Linear diaphragm pumps designed for sewage aeration and wastewater treatment, providing reliable oil-free air delivery for aeration systems.
Enhanced linear diaphragm pumps for sewage aeration with improved performance specifications over the standard ET Series.
Dual-diaphragm pump configurations for higher-capacity sewage aeration and wastewater treatment applications.
Compact linear diaphragm pumps for wastewater treatment aeration where space is limited.
Energy-efficient linear diaphragm pumps for sewage aeration designed with reduced power consumption and environmental impact.
Side channel blower pumps for wastewater treatment applications requiring higher pressure aeration.
General-purpose rotary diaphragm pumps for air and gas transfer in industrial, medical, and environmental applications.
Oil-free linear diaphragm pumps providing stable airflow for aeration, aquaculture, and OEM applications.
Compact rocking piston compressors for pressure and vacuum applications in industrial and environmental processes.
High-pressure side channel blowers for wastewater aeration, pneumatic conveying, and industrial process air supply.
Oil-free vacuum pumps for suction applications in medical, laboratory, and industrial processes.
Diaphragm-based liquid pumps for chemical dosing, water transfer, and OEM fluid handling applications.
Pumps designed for transferring air and gases in environmental monitoring, medical devices, and industrial processes.
Food-grade diaphragm pumps for hot and cold beverage dispensing and vending systems, self-priming with consistent flow rates.
Specialized condensate removal pumps for HVAC and refrigeration systems under the BlueDiamond Pumps subsidiary brand.
Custom pump design and manufacturing service where pumps are tailored, tooled, and assembled in-house for specific OEM and application requirements.
Air and water pumps specifically designed for fish tanks, koi ponds, aquaculture, and hydroponic growing systems.
Is this your company?
Claim this listing to update your information and feature your products.
Do you know where your next client is? We do.
Violations, consent orders, full historical DMR data, plant details and rankings for every regulated facility — searchable with a smart AI interface.
