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  • 1902

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    The establishment of the plant - Siemens - Schuckert

    The first Siemens manufacturing plant for the production of generators, electrical machines, apparatus and transformers in Slovakia.

  • Nationalisation, origin of the name BRATISLAVSKÉ ELEKTROTECHNICKÉ ZÁVODY (BRATISLAV ELEKTROTECHNICKÉ ZÁVODY)

    Manufacture of oil transformers, starters, switchgear.
    New hall built for production of electric furnaces.

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    1946

  • 1989

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    Rebranding to BEZ TRANSFORMATORY, transition to the National Property Fund

  • Privatisation of the company

    Private software with domestic capital, Creation of track of assets in CZ, HU and DE.

    BEZ TRANSFORMATORY established 2002 still operates today bassed in Coesfeld.

    Tools Tools

    1998

  • 2004

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    ETD TRANSFORMERS, a.s. part of BEZ TRANSFORMATORY, a.s.

    synergistic merger and expansion with the production of power transformers in Pilsen

  • ESB Elektrické stroje, a.s. another member BEZ TRANSFORMATORY, a.s.

    synergistic merger and expansion with the production of power transformers in Pilsen

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    2008

  • 2018

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    Private ownership with foreign capital

  • ELPROM HEAVY INDUSTRIES connection to BEZ TRANSFORMATORY, a.s.

    Elprom Heavy Industries is a manufacturer of power transformers
    and tap changers with over 70 years of experience.

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    2020

  • 2022

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    Reconstruction of production in BEZ TRANSFORMATORY

    Upon completion of the refurbishment, the company’s
    production capacity will increase 2-fold, enabling
    to meet the increased demand for transformers
    manufactured BEZ TRANSFORMÁTORY

We are the only manufacturer of distribution transformers in Slovakia with more than 120 years of experience and a design life of 30 years.

Products

Oil Transformers

Dry transformers

Special transformers

Transformers for renewable energy sources

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Contact

Rybničná 40, 835 54

Bratislava

+421 918 777 778

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©2025 BEZ TRANSFORMÁTORY

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