Company Profile

"We want to be the preferred supplier of inductors for our customers.
To achieve this, we offer products of the highest quality with maximum flexibility and lowest operating costs."

Since its founding, our company has undertaken the development, production and distribution of custom-built inductors. A brief look at the company's history will illustrate the development of this business to date:

1978 Development of the first iron powder cores for dimmer applications
1985  Foundation of HARTU™, commencement of production in Tunisia
1993  Development of the "snap-in" EF-core
1997  Sale to the Swiss Phoenix Mecano AG.
2013  Merger of group companies Datatel and Götz –Udo Hartmann to form HARTU Technologie
2013  Establishment of an additional production facility for customised manufacture in Tetouan, Morocco in collaboration with Phoenix Mecano Maroc.
2014  Merger with group company LOHSE GmbH
2014  Renaming of HARTU Technology GmbH & Co. KG to PHOENIX Mecano Power Quality GmbH & Co. KG.
            Hartu continues to exist as a trademark for inductors.
2015  Integration of the trademarks Hartu and Wijdeven

In 2018 merging of the Hartu and PTR brands under the company umbrella of PTR HARTMANN GmbH.

Today, more than 50 years after its foundation in 1965, our company has become one of the leading manufacturers of inductors for such sectors as renewable energy, industrial electronics, power supply, automation, drive technology, lighting technology, white goods and, of course, customised solutions of all kinds. Our customers are the most reputable companies in their respective industries.

Due to the world-wide activities of the Phoenix Mecano Group, we are able to combine the global reach of a large corporation with the lean and flexible organisation of a medium-sized company in order to benefit our customers. The customer and future-oriented corporate organisation at PTR HARTMANN GmbH facilitates the task performance of customers. A consistently applied quality management system conforming to ISO 9001: 2008 (2015) constantly ensures the high product quality demanded by the market. With the active logistical support of our supply chain management and other customised services, we offer our customers important added value.