Labyrinth seals and caulking wire for turbomachinery


Our extensive stock of materials ensures quick availability for you.

Aside from being a supplier for large OEM manufacturers we furthermore deliver seal sets to special small manufacturer constructions, both for steam and gas turbines.

We process high-temperature resistant, standard heat resistant stainless steel, aluminum, copper and brass alloys, as well as corrosion-resistant special materials and fine silver.

Having a turbine with special seal dimensions? We will provide possible constructive alternatives having also a look on economical factors.

Our Product Range


We got what you need for your maintenance, repair or operations assignment

Turbomachinery service customers profit from our high availability of materials and variants being able to quickly replace complete or partial seal sets. We deliver service parts worldwide.
All we need is either the bill of material according to norm or – for a more hands-on approach – a brief decription and freehand sketch only.

Our stress-free commitment includes:

  • We quote within 24h
  • Order execution with stock material within maximum 10 work days
  • Express order execution and outgoing shipment within 12h (on request)
  • No minimum order quantity


We develope and manufacture all of our production equipment by ourselves at the PGS headquarter in Berlin, Germany. This is how we ensure an uncompromised quality for the final products of yours.

Our certified quality management (according to DIN EN ISO 9001) guarantees:

  • Traceable raw materials
  • Aligned processes
  • Stable production
  • Flexible production equipment
  • Quick delivery

Legal Disclosure

Information in accordance with section 5 TMG

Power Generation Seals (PGS) GmbH
Wolfener Str. 32-34 H
12681 Berlin

Represented by

Dipl.-Ing. Mario Hans Hesse


Telephone: +49 (0)30 616 5000 2

Register entry

Entry in Handelsregister
Register Number: HRB 115382 B
Register Court: Amtsgericht Charlottenburg

VAT number

VAT indentification number in accorance with section 27 a of the German VAT act
DE 261592391

Person responsible for content in accordance with 55 Abs. 2 RStV

Dipl.-Ing. Mario Hans Hesse
Indication of source for images and graphics
Power Generation Seals (PGS) GmbH


Accountability for content

The contents of our pages have been created with the utmost care. However, we cannot guarantee the contents’ accuracy, completeness or topicality. According to statutory provisions, we are furthermore responsible for our own content on these web pages. In this context, please note that we are accordingly not obliged to monitor merely the transmitted or saved information of third parties, or investigate circumstances pointing to illegal activity. Our obligations to remove or block the use of information under generally applicable laws remain unaffected by this as per §§ 8 to 10 of the Telemedia Act (TMG).

Accountability for links

Responsibility for the content of external links (to web pages of third parties) lies solely with the operators of the linked pages. No violations were evident to us at the time of linking. Should any legal infringement become known to us, we will remove the respective link immediately.


Our web pages and their contents are subject to German copyright law. Unless expressly permitted by law (§ 44a et seq. of the copyright law), every form of utilizing, reproducing or processing works subject to copyright protection on our web pages requires the prior consent of the respective owner of the rights. Individual reproductions of a work are allowed only for private use, so must not serve either directly or indirectly for earnings. Unauthorized utilization of copyrighted works is punishable (§ 106 of the copyright law).

Privacy Statement

Your personal data are processed by us only in accordance with the provisions of German data privacy laws. The following provisions describe the type, scope and purpose of collecting, processing and utilizing personal data. This data privacy policy applies only to our web pages. If links on our pages route you to other pages, please inquire there about how your data are handled in such cases.


To optimize our web presence, we use cookies. These are small text files stored in your computer’s main memory. These cookies are deleted after you close the browser. Other cookies remain on your computer (long-term cookies) and permit its recognition on your next visit. This allows us to improve your access to our site. You can prevent storage of cookies by choosing a “disable cookies” option in your browser settings. But this can limit the functionality of our Internet offers as a result.


The provider of the pages automatically collects and stores information in so-called server log files, which your browser transfers to us. These are:

  • Browser type / browser version
  • operating system used
  • referrer URL
  • host name of accessing computer
  • time of request

These data are not assigned to specific individuals. A compilation of this data with other data sources is not made. We reserve the right to examine this data retrospectively when there is a concrete evidence of unlawful use.

Contact Form

If you contact us via contact form, your data including the contact information you provide will be stored for the purpose of processing the request and in the case of follow-up questions with us. This data will not be disclosed without your consent on.

Web analysis with Google Analytics

This website uses Google Analytics, a web analysis service of Google Inc. (Google). Google Analytics uses cookies, i.e. text files stored on your computer to enable analysis of website usage by you. Information generated by the cookie about your use of this website is usually transmitted to a Google server in the United States and stored there. In case of activated IP anonymization on this website, however, your IP address is previously truncated by Google within member states of the European Union or in other states which are party to the agreement on the European Economic Area. Only in exceptional cases is a full IP address transmitted to a Google server in the United States and truncated there. On behalf this website’s owner, Google will use this information to evaluate your use of the website, compile reports about website activities, and provide the website’s operator with further services related to website and Internet usage. The IP address sent from your browser as part of Google Analytics is not merged with other data by Google. You can prevent storage of cookies by appropriately setting your browser software; in this case, however, please note that you might not be able to fully use all functions offered by this website. In addition, you can prevent data generated by the cookie and relating to your use of the website (including your IP address) from being collected and processed by Google, by downloading and installing a browser plug-in from the following link: