The Italian brand leader in the world of the industrial filtration.
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    Commitment to


    Our products and service with a focus
    on energy efficiency and safety

    Committed to health

    Committed to safety

    Committed to the environment

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    Feasibility studies

    designs Special filters on demand

    Sotras provides Technical support to customers Product personalization
    according to customer's requirements Accurate after-sales service.


    Technical Support





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    high quality filters

    for compressors, vacuum pumps and compressed air

Filters for compressors, vacuum pumps and compressed air treatment equipment

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Sotras SRL was founded in 1975 as a trading business and over the years has transformed itself into an important brand manufacturing industrial filters, making and distributing its own products in Europe and throughout the world.

About us

Since 1975

Today Sotras can supply a top quality range of industrial filters and has specialized in manufacturing elements for compressors, vacuum pumps and compressed air applications to suit most requirements in these fields.

In particular, Sotras can boast established experience and skill in designing and manufacturing high quality air/oil separators specifically for installation in rotary screw and vane compressors.

Research and development


Over the years Sotras has made considerable investments in the field of process engineering. It has arranged for and designed in house special tooling as well as unique machines and equipment for the different stages of working process which are constantly monitored in order to ensure a safe and correct manufacturing and use of the product. Taking into account continuous improvement, Sotras has made a great effort in the search of new materials, products and solutions for the production processes.



Sotras has been certified for its quality management systems since 1990.
Its first certification was in compliance with ISO9002-94.
In 2003, Sotras has obtained a new certification to UNI EN ISO 9001-2000 and in 2009 to UNI EN ISO 9001-2008.
In 2003 Sotras products have been certified in compliance with GOST-R 2012 (EAC Declaration) regulations for the Russian market.

Service and Warranty


We guarantee that filters produced by SOTRAS are free from defects either in materials or construction. SOTRAS replacement spares parts for the after market meet or exceed the OEM specifications. SOTRAS will replace any item found to be defective provided that the defect or the damage is solely attributable to defective materials or poor workmanship and always provided that the item is used in machinery maintained in accordance with manufacturer's recommendations...

Under these lines we divided into seven different groups all our products. for more detailed information about each of the groups 'click' on the image.


For compressors


For vacuum pumps


For compressed air

filtering cartridges

For dust removal


Special applications


For after sales market


For compressors and vacuum pumps

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