Service two

Control & safety technology

DB-certified installation and commissioning of control and safety technology on the German rail network — signals, turnout drives, cable connections and axle counters as a DB-qualified specialist company.

Safety on the track starts with the right technology

Control and safety technology (LST) is the system that ensures that trains travel on the right track, stop in the right place and keep the right distance. Signals, electronic signal boxes, turnout drives, axle counters and cable connections — all of this is part of LST and must function reliably, in all weathers, around the clock. Klefenz GmbH is approved as a DB-qualified specialist company for LST work and carries out assembly and commissioning work on the German rail network.

Approval for LST work on the DB network requires supplier qualification from Deutsche Bahn AG and certified specialists. Klefenz meets both requirements: The company is prequalified for the relevant LST product categories and has trained personnel who are familiar with technical regulations and safety regulations. All LST work is fully documented and approved in accordance with defined approval processes in coordination with the responsible operator.

LST as part of the overall project

Track construction and control and safety technology are intertwined in many projects: Turnout upgrades require the integration of new turnout drives into the signal box, new track systems require signals and axle counters, and DB Digital Rail installs new digital interlocking technologies on existing lines. Klefenz coordinates these interfaces between track construction and LST and offers both from a single source — a clear advantage for clients who do not want to bear separate coordination costs between different specialist companies.

Overview of control & safety technology services

  • Assembly of signal components (light signals, shape signals, pre-signals)
  • Installation and connection of switch drives
  • Laying and connecting LST cables outdoors
  • Installation of axle counters and track circuit components
  • Involvement in commissioning and functional testing
  • Complete documentation of all assembly work in accordance with DB regulations
Managing Director & Department Head of Track Construction
Switch drives, cable connections and axle counters as a DB-qualified specialist
Germersheim branch for LST projects

Klefenz operates its own branch in Germersheim to carry out LST projects on routes in southwestern Germany. This branch serves as an operational basis for LST teams and enables short journeys, quick response times and direct contact with local DB project management. Talk to us if you are looking for a qualified LST specialist for your project.

Reference projects.

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Mitarbeiter der Klefenz GmbH bei Bohrarbeiten auf einer Baustelle.
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track construction
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track construction
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track construction
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Mitarbeiter der Klefenz GmbH bei Bohrarbeiten auf einer Baustelle.
About
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Mitarbeiter der Klefenz GmbH bei Bohrarbeiten auf einer Baustelle.
About
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Mitarbeiter der Klefenz GmbH bei Bohrarbeiten auf einer Baustelle.
About
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Let's Build Something Together.

Whether you are planning a demanding construction project or looking for a new career path – Klefenz stands for experience, reliable collaboration and a clear commitment to quality. If you want to realise a project with us or become part of our team, we look forward to starting the conversation and taking the next step together.

Mitarbeiter in Klefenz Kleidung auf der Baustelle im Einsatz.
Mitarbeiter der Klefenz GmbH vor einer Baumaschine auf dem Betriebsgelände.
Mitarbeiter der Klefenz GmbH vor einer Baumaschine auf dem Betriebsgelände.
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Elf Gewerke unter einem Dach – vom Gleisbau über Tief- und Kabelbau bis zum Glasfaserausbau.
Baustellenbesprechung mit drei Fachkräften in Warnkleidung bei der Abstimmung eines Bauprojekts.
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Vom Schwellentausch im laufenden Bahnbetrieb bis zur Digitalen Schiene – ausgewählte Projekte aus unserem Portfolio.
Zwei Mitarbeiter der Klefenz GmbH im Planungsgespräch mit Bauunterlagen im Büro.
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