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ACI manufactures high-quality curved forward-bladed centrifugal fans, including single-phase, three-phase, DC, 400Hz, and ATEX/IECEx certified models. We also offer radial-bladed and backwards-curved designs. Options include belt-drive or direct-drive setups.

Our centrifugal fans can deliver pressures up to 400 mbar, depending on model and motor power.

ACI fans are manufactured from cast aluminium or sheet steel and are available unpainted or powder-coated. Stainless Steel 304 and 316 options are also available for hygienic or corrosive environments. For more information about Fan Materials & Construction page.

Our fan systems can handle volumes up to 212,000 m³/hr, based on fan size, impeller design, and motor selection.

Please provide airflow (m³/hr or CFM), pressure requirements, temperature, voltage, environment (e.g. dusty, explosive), and physical constraints. Use Fan Selector or Contact Us to find the most suitable fan for your needs.

Yes. We can supply fan curves, dimensional drawings, and 3D CAD models for use in system integration and validation.

ATEX 94/9/EC is the directive on equipment and protective systems intended for use in potentially explosive atmospheres within the EU.

As of July 1, 2003, ATEX became a legal requirement for any electrical or mechanical equipment installed within an EU member state zone classified as explosive.

Yes. If the fan is installed in an EU onshore zoned area. ATEX is increasingly adopted globally as best practice.

Yes. ACI produces fans to ATEX standards for Group II equipment and has extensive experience with gas and dust environments. Find out more about Self Certification vs Third Party Certification.

We offer an ATEX Fan Enquiry Form to assist with your ATEX related requirements. While the responsibility for defining the appropriate ATEX zone lies with the designated responsible person, we can work with your supplied classification and specifications to help identify suitable fan options and ensure the necessary compliance documentation is correctly prepared for your application.

ACI fans are primarily designed and manufactured at our headquarters in Devon, UK. We also operate a manufacturing facility in Maine, USA, which supports selected projects for North American customers. Regardless of where they are produced, all ACI fans follow the same engineering standards and quality assurance processes to ensure consistent performance and reliability worldwide.

For customers outside the UK, ACI works with an established network of international distributors who provide local sales, support, and technical advice. We will supply you directly from our UK headquarters if we do not have a representative in your country.

👉 View our Distributor Network or Contact Us for more information.

Yes. We can often cross-reference performance and dimensions to offer a suitable replacement.
👉 Call us or contact Sales for assistance.

Standard centrifugal fans generally ship within 2–3 weeks, depending on workload. Bespoke fan builds typically take 4–7 weeks, including design. We will confirm the expected timeframe during quotation.

Please contact us using the fan’s serial number. If you’re based in the UK, we can arrange to collect and assess the fan and advise on the next steps.
👉 Contact Support

Yes. Most fan units have replacement parts available. Contact our Sales Team for more information.

Yes. All ACI-manufactured fans include a standard 12-month warranty from the date of dispatch.

We serve a wide range of industries, including oil & gas, combustion, manufacturing, pharmaceutical, fume extraction, renewable energy, agriculture, visual effects and many more. 👉 Visit our Industry page to learn more.

Yes. We can design and build bespoke fans to suit your unique requirements. Site visits are also available where needed.

Yes. ACI has a dedicated project department with experienced technical engineers specialising in handling complex specifications and detailed customer requirements. We regularly support projects that involve stringent design, documentation, compliance, and testing standards, whether for global OEMs or bespoke system integrators.

ACI is an official UK Distributor of ebm-papst, specialising in industrial engineering applications since 1999.

No. ACI can only supply ebm-papst products within the UK. Visit the ebm-papst website to find your local distributor.

ACI supplies a range of ebm-papst products suited to industrial air movement, filtration, and process applications. Our technical team provides expert guidance to help customers identify the most appropriate fan for their specific requirements, ensuring performance and compatibility across a wide range of systems.

👉 Contact us for support with ebm-papst fan selection.

Yes. MOQs may apply depending on stock availability and part type. Please contact our Sales Department for exact information.

If you need a user manual for an ebm-papst product, our team can help. Please contact us with the product details or part number, and we’ll provide the correct documentation or direct you to the appropriate source.

ACI is an authorised distributor of EV fans for the UK. We provide full sales and technical support for their industrial centrifugal and axial fan range.

Yes. We offer the complete EV fan range, including centrifugal and axial fans in low, medium, and high-pressure variants. Fans are available in multiple materials and configurations to suit a wide range of industrial applications. 👉Contact our Engineering Team for technical advice, product details, and datasheets.

Minimum order quantities may apply depending on the model, customisation requirements, and stock availability. 👉Speak to our Sales Department to confirm MOQs.

Technical datasheets, performance curves, and 3D models for EV fans are available on request.
👉 Contact our Engineering Team for support.