Your high-performance partner for medium voltage solutions

Dipl. Ing. H. Horstmann GmbH is a medium-sized company based in Heiligenhaus near Düsseldorf (Germany). The company was founded in 1946 by Heinrich Horstmann, and since that time it has been a successful family-owned company. Due to its long experience and continuous investment in research and product development Dipl.-Ing. H. Horstmann GmbH is today recognized as a leading manufacturer in medium voltage technology for:

  • Short-circuit and earth fault indicators
  • Voltage testers and voltage detecting systems
  • Earthing devices and accessories.

Further information

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Testimonials

Electro Trading ET AB

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Electro Trading ET AB

"Horstmann has delivered high quality products for the Swedish market since the late 1980s. 
The products are well known by our customers and meet the high requirements from the energy market in Sweden.
They develop and manufacture innovative products in order to maintain a leading position on the Swedish market.
Their commitment to quality and aftermarket support is in line with core values of Electro Trading, making them the perfect partner and manufacturer for products and solutions which will strengthen our position on the market."

Patrik Wihlborg, CEO

https://www.electrotrading.se/

EBS - Energie Bedrijven Suriname

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EBS - Energie Bedrijven Suriname

"In our pursuit of innovative smart grid technologies, we worked with Horstmann Germany to reduce outage times in our rural area. Our collaboration with Horstmann has been characterized by agility, reliability and economy, making them an invaluable partner in achieving our smart grid goals."

Elton Buitenman, Assistant Supervisor - Generation and Distribution in rural areas

https://nvebs.com/

Smart Utility Company

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Smart Utility Company

"The integration of the innovative Compass solution in some Moroccan Grids has garnered very good resentment from their managers, especially for what it brings in terms of agility, reliability, and economy in remote management. Since the beginning of our partnership, we have constantly challenged each other in order to integrate the best solutions to satisfy our customers by considerably reducing the duration of electrical incidents in medium voltage networks."

Soufiane Benjelloun, Business Manager

http://www.omexom.de

Maxeta

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Maxeta

"As a well-known supplier of high quality products to the energy market in Norway we have never settled for anything else but what we think is the best solution. We are dependent on our suppliers to deliver top quality products along with deep knowledge and high service level across their product portfolio.

There is with good reason we have over 55 years of partnership with Horstmann GmbH."

Eivind P. Walstad, CEO

https://maxeta.no/

Omexom Elektrobau GmbH

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Omexom Elektrobau GmbH

"As provider of customized energy technology solutions for grid connection, we at Omexom plan and build numerous turnkey transformer and transfer stations per year at our plant in Uedem. Here, we also rely on the high-quality solutions from Horstmann, such as voltage testers (Wega series) or short-circuit and ground fault indicators (ComPass B / Sigma D+ series)."

Felix Stenmans, Business Unit Manager

http://www.omexom.de

SAE IT-systems

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SAE IT-systems

"In order to master the exciting tasks of the coming years, we believe that only holistic solutions will lead to the goal. For many years, Horstmann has been one of our strong partners, making a significant contribution with its know-how to our solution concepts for smartification of the networks."

Mr. Callegari, Managing Director Sales

https://www.sae-it.com/en/home.html

Westnetz GmbH

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Westnetz GmbH

"We like to use the high-quality products of Horstmann GmbH in our assets, such as short-circuit and earth fault indicators ComPass or capacitive voltage indicators of the Wega series.

In addition to the product quality, we particularly appreciate the company's customer focus and innovative ability."

Bastian Wölke, Technical Product Manager Medium Voltage Switchgear

https://www.westnetz.de/de.html

Elektrotechnik Eimers

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Elektrotechnik Eimers

"Horstmann GmbH has been a leading supply partner of Elektrotechnik Eimers GmbH for products in the field of short-circuit indicators and voltage testers for more than 20 years. Their products always meet the highest quality standards and the support is excellent."

Axel Eimers, Managing Director

https://eimers.de/de/home/

EWR GmbH

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EWR GmbH

“The very reliable short-circuit indicators from Horstmann have been used in the Remscheid electric power grid for a long time. Together, we are now taking the next step in digitization in the distribution grid. Horstmann has been highly flexible in responding to our wishes and ideas and has developed a new product with us and for us within a very short time.”

 

Frank Aschenbroich, Manager Electric Power Grid

https://www.ewr-remscheid.de/

Stadtwerke Lünen

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Stadtwerke Lünen

"During the retrofitting and integration of the ComPass Bs 2.0 in remotely switchable substations, Horstmann was always available to us as a competent partner."

 Rainer Steinkuhl, Stadtwerke Lünen GmbH

 

https://www.stadtwerke-luenen.de/startseite

Elektrotechnische Werke Fritz Driescher & Söhne GmbH

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Elektrotechnische Werke Fritz Driescher & Söhne GmbH

"Dipl.-Ing. H. Horstmann GmbH is one of the most innovative partner companies for Driescher with regard to the increasing requirements for more digitalization in the energy supply business. In addition, Horstmann is aways willing to listen to our concerns and wishes."

Christoph Driescher, CEO

https://www.driescher.de/

Trade fair dates

Every year Dipl. Ing. Horstmann takes part in various trade fairs and events. In this section you will find future trade fair dates with stand descriptions and further information.

Why not visit us at one of our exhibition stands listed below?

We look forward to seeing you!

 

Middle East Energy Dubai

07.04. - 09.04.2025

You will find us in the German Pavillion - the booth number will be announced later.

Go to the event

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