Alfdex AB is the world's leading supplier of highly efficient solutions for cleaning of crankcase gases from diesel engines. Solutions that are virtually maintenance-free and will satisfy environmental requirements for a very long time to come.

We are located in Tumba outside Stockholm and in Landskrona in the southwest of Sweden. In Tumba our main objects are R&D and construction. In Landskrona we are primarily involved in production, administration and logistics. 

Alfdex was founded in 2002 as a joint venture by the two Swedish companies Alfa Laval and Haldex. In 2011 Concentric took over the Haldex holding of the Alfdex shares. 


The main manufacturing plant, testing and technical centre of the Concentric engines business are all located in Birmingham, UK. A culture of continuous improvement and a rolling investment programme ensure the high levels of productivity and quality, demanded by the world's leading engine manufacturers. Production centres on the more complex, high-end products in the company's range and the factory is approved to TS16949.


Itasca, Illinois U.S.A. Plant
The plant in Itasca, Illinois has over 100 employees and 65,000 square ft. Of manufacturing and distribution facilities. The company was certified to TS16949 by TUV in April of 2004.

Concentric is the market leader in North America for diesel engine pumps and systems. Recent investments in state-of-the-art manufacturing facilities employ the latest technologies to ensure on-time deliveries of defect-free components.


Rockford, Illinois U.S.A. Plant
Founded in 1929 as the John S. Barnes Company the hydraulics plant in Rockford, Illinois was built in 1964. It currently has over 275 employees and 125,000 square feet of manufacturing space on a 20 acre campus. Certified to ISO 9001:2008 and ISO 14001, Rockford manufactures the complete range of Concentric brand hydraulics.

During 2010, a total refurbishment was completed, ensuring state of the art facilities and processes based on lean manufacturing principals. This included a completely new plant layout with manufacturing channels, advanced horizontal machining centers and no-fault forward assembly cells.


Suzhou, China Plant
Concentric operates a wholly-owned subsidiary in China. The first full-scale manufacturing facility was opened in Suzhou in 2006 and is producing oil and water pumps for medium and heavy diesel engines. The company has an established network of suppliers in China that supply to both its western operations and to the Suzhou facility.


Concentric's German hydraulics plant in Hof, Bavaria traces its origins to the Reichert Company founded in Berlin in 1886. It currently has over 170 employees and 100,000 square feet of manufacturing space. Primary products manufactured in Hof include external gear pumps and fluid motors. Approved to ISO 9001:2008, SO/TS 16949: 2002, ISO 14001 and BS-OHSAS-18001:2007, the plant is equipped to the highest standards in CNC machining, grinding, precision gear cutting, assembly and test.


Licos Trucktec is located in Markdorf, south western Germany close to Lake Constance.  Since its foundation in December 1998, the company has expanded and extended its original green-field factory several times.  Today Licos has 22,000 square feet of space for production, assembly, testing and storage.  All production is concentrated in this location and best practice principles ensure that products are delivered just in time and to the highest quality levels at best European price levels. The facility is approved to ISO/TS 16949 and the environmental standard ISO 14001.


Concentric established operations in India in 1999 at Fursungi - Pune.
In January 2004 a new purpose-built state-of-the-art facility was completed in Lonikand, also in Pune. The first phase, comprising 40,000 square ft. of manufacturing space, is already fully operational and a further 40,000 square ft. has been put aside for future expansion.

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Serving the global marketplace

In July 2013 we became part of the Concentric group and benefit from Concentric’s global footprint.
Concentric operates a global network designed to provide rapid access for customers in the major
commercial and industrial vehicle centres around the world efficiently and cost-effectively.

Click on the locations for more details