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    EDP Renewables approved us as Qualified Supplier

    After visits by EDP specialists to the IMEFY factory in Los Yébenes, IMEFY has obtained the Technical Approval to supply power transformers of up...

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  • Aenor_N_slider


    MEFY has achieved the “AENOR Product Certificate” for dielectric liquids immersed distribution transformers in the scope of the typological references defined in[...]

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    IMEFY New Power Transformer Brochure

    IMEFY launches the new power transformer brochure in English and Spanish language. As in the case of liquid immersed transformers and [...]

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    Ecodesign Transformers Project

    IMEFY, knowing the technologic trends that affect the products it designs, manufactures and commercialises...

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    Discover a company that exports innovation

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    Distribution Transformers

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    Cast Resin Transformers

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  • transformador-potencia-imefy

    Power Transformers

    Discovering power...

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  • IMEFY. The values of a company

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 Leader in manufacturing of power and distribution transformers

IMEFY has in its Control Laboratories Raw Materials and Finished Product, the highest technology to perform more thorough inspections and tests required by national and international standards for products used in the manufacture of transformers.


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  • logo edf

    EDF is the world's biggest electricity generator, the EDF Group covers every sector of expertise, from generation to trading and transmission grids.

  • gas-fenosa-imefy

    Gas Natural Fenosa is a leading group in the energy sector, pioneering in gas and electricity integration.

  • edp-portugal-imefy

    EDP is among the major European operators in the energy sector; is one of the largest energy operators of the Iberian Peninsula

Total manufactured transformers