Smart solutions for energy distribution grids | EFEN GmbH

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Safety for smart power supply

Safe and secure power distribution systems: That is what the EFEN brand has been standing for - for almost 100 years! Whether you are active in the industrial sector, in the field of infrastructure or power supply, we provide special know-how on safety interfaces for energy distribution systems according to IEC and DIN standards. As a specialist for safe and intelligent grid operation we offer systems and solutions from a single source.

Our solutions help distribute electric energy, protect people and investments and ensure intelligent grid operation. Solutions from EFEN are Smart Grid Ready and ensure a stable, safe and smart energy supply for meeting current and future requirements in an evermore complex world. Your company can rely on reliable grid operation and safe shutdown in case of overload or short circuit.

Security interfaces from specialists

Power supply

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News from EFEN

NH/HH Recycling Association donates 5.000 euros

As a proud founding member of the non-profit NH/HH Recycling Association, supporting social institutions is especially important to us. The NH/HH Recycling Association is a non-profit institution and has set itself the task of recycling fuses. This means that valuable raw ...

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NH/HH Recycling Association donates 5.000 euros

Application example: Stromnetz Hamburg GmbH

We are currently mid-way through the transition from fossil fuels and nuclear energy to a more sustainable energy supply. This transformation poses many challenges, as our energy production is not only becoming more remote and decentralized, but also more volatile. ...

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Application example: Stromnetz Hamburg GmbH

Updated information about Coronavirus (Covid-19)

We are countering the effects of the Corona pandemic with a large number of emergency measures. Our measures include stricter hygiene rules for our employees based on the recommendations of the German Federal Ministry of Health and the Robert Koch ...

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Updated information about Coronavirus (Covid-19)

Helmut Hoffmann awarded for his lifetime achievement

We congratulate Helmut Hoffmann on the Oskar Patzelt Foundation’s Grand Award for his life’s work and are proud to have him as the successful leader of our company group. With tinkering spirit he supplied the GDR household with small luxuries and, ...

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Helmut Hoffmann awarded for his lifetime achievement

Application example: Energieversorgung Filstal

Local electrical grids must primarily ensure the security of supply of the connected electricity customers. During planning, however, it is still important not to oversize the grid in order to avoid unnecessarily high costs. If a customer then calls up ...

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Application example: Energieversorgung Filstal

Information about Coronavirus (Covid-19)

We are countering the effects of the Corona pandemic with a large number of emergency measures. Our measures include stricter hygiene rules for our employees based on the recommendations of the German Federal Ministry of Health and the Robert Koch ...

read more
Information about Coronavirus (Covid-19)

Application example: Stadtwerke Schwäbisch Gmünd

Electric power grids have been facing enormous challenges for several years. Increased input from renewable energy sources and decentralized power generation are only two major trends that grids were not designed to deal with in the past. In addition to ...

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Application example: Stadtwerke Schwäbisch Gmünd

EFEN GmbH has been acquired by UESA GmbH

With effect from 1st September 2019, Hager Group sells EFEN. Affected by the sale are the EFEN sites in Frankfurt and Uebigau and the Polish and Slovakian subsidiaries. Not affected are Hager Group subsidiaries in Hungary and China and the ...

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EFEN GmbH has been acquired by UESA GmbH