Deutz Finalizes Acquisition of Frerk Aggregatebau GmbH, Systems Integrator for Emergency Power Systems

In addition to electricity generators, the company supplies turnkey systems that ensure an uninterrupted power supply in the event of an outage, enabling it to meet the high standards that operators of data centers, hospitals and other critical infrastructure expect of emergency power systems.
Feb. 13, 2026
2 min read

Deutz, a system provider for innovative and sustainable mobility and energy solutions, recently completed its acquisition of all of the shares in Frerk Aggregatebau GmbH. The acquisition agreement had been signed in December 2025. Frerk, which has seven sites in Germany and is headquartered in Lower Saxony, is a systems integrator for diesel and gas emergency power systems at the cutting-edge of technology and is particularly well established in the demanding data center segment.

In addition to electricity generators, the company supplies turnkey systems that ensure an uninterrupted power supply in the event of an outage, enabling it to meet the high standards that operators of data centers, hospitals and other critical infrastructure expect of emergency power systems.

Following the successful integration of U.S. genset manufacturer Blue Star Power Systems, which it acquired in 2024, Deutz will create a globally scalable portfolio for decentralized energy supply with its acquisition of Frerk. Deutz will contribute its expertise in engines and systems, its industrialization capabilities, and a worldwide network of dealers and service outlets. The company is thus continuing to forge ahead with its strategy of putting itself on a broader footing and making it less dependent on the cyclical internal combustion engine business. In doing so, it is maintaining a clear focus on fast-growing markets in which Deutz can deploy its strengths and expertise.

With the transaction completed, the project is now entering the integration phase. Deutz expects the acquisition of Frerk to provide additional profitable revenue of around €100 million.

Building on this, Deutz expects revenue in the Energy business to increase to approximately €500 million by 2030 through both organic growth and growth by acquisition.

About the Author

Michael Roth

Editor

Michael Roth has covered the equipment rental industry full time for RER since 1989 and has served as the magazine’s editor in chief since 1994. He has nearly 30 years experience as a professional journalist. Roth has visited hundreds of rental centers and industry manufacturers, written hundreds of feature stories for RER and thousands of news stories for the magazine and its electronic newsletter RER Reports. Roth has interviewed leading executives for most of the industry’s largest rental companies and manufacturers as well as hundreds of smaller independent companies. He has visited with and reported on rental companies and manufacturers in Europe, Central America and Asia as well as Mexico, Canada and the United States. Roth was co-founder of RER Reports, the industry’s first weekly newsletter, which began as a fax newsletter in 1996, and later became an online newsletter. Roth has spoken at conventions sponsored by the American Rental Association, Associated Equipment Distributors, California Rental Association and other industry events and has spoken before industry groups in several countries. He lives and works in Los Angeles when he’s not traveling to cover industry events.

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