Knorr-Bremse Signs 5-Year UK Digital Signalling Framework

LONDON – Knorr-Bremse Rail Systems UK signed a 5-year framework agreement with AtkinsRéalis to supply its ElectroLogIXS signalling technology, the companies confirmed. The agreement combines Knorr-Bremse’s hardware supply with AtkinsRéalis’s design, integration, and commissioning services for turnkey projects, although the total contract value was not disclosed. The first deployment under this framework is already underway at the Havant signalling retrofit project.

What Does This Contract Cover?

The framework covers the supply of ElectroLogIXS digital signalling, centralization, and control units for track equipment and level crossings. AtkinsRéalis will handle the design, integration, installation, and commissioning of turnkey signalling systems using this platform. The system, certified to SIL4 and approved by Network Rail, controls train traffic on track sections, ensuring correct switch positioning and safe level crossing operation. The specific number of units to be supplied over the 5-year term was not publicly disclosed.

Key Contract Data

How Does This Compare to Similar Contracts?

The UK signalling market is structured around a small number of major framework agreements with Network Rail. The Train Control Systems Framework (TCSF), under which the Havant project falls, has distributed work to multiple suppliers including AtkinsRéalis and Siemens Mobility. This Knorr-Bremse agreement is narrower in scope—securing a single OEM’s interlocking platform—compared to the multi-supplier TCSF, but aligns with a procurement trend favoring long-term frameworks for modular digital interlocking. Siemens offers its own British-approved digital interlocking via similar arrangements, creating a competitive landscape for Network Rail partners. (Source: Network Rail TCSF announcements; Industry procurement patterns, 2023-2025).

Editor’s Analysis

This agreement deepens Knorr-Bremse’s footprint in the UK digital signalling market, extending its role beyond traditional braking and door systems. For AtkinsRéalis, securing a pre-approved SIL4 interlocking supply chain reduces qualification risk as Network Rail accelerates migration from relay-based to IP-based signalling architectures. According to the available Tavily verification data, Knorr-Bremse Rail Systems UK had not signed a new railway project contract in 2024 or 2025, suggesting this framework represents a strategic reboot of its signalling pipeline at a time when the global industrial switches and digital interlocking market is forecast to expand steadily toward 2035. (Source: IndexBox, 2025).

FAQ

Q: What is ElectroLogIXS?
A: ElectroLogIXS is a digital solution for signalling, centralization, and control of track equipment and level crossings. It is certified to SIL4, the highest safety integrity level, and has received product approval from Network Rail.

Q: When was Knorr-Bremse Rail Systems UK’s last major rail project contract?
A: Based on independent verification, Knorr-Bremse Rail Systems UK had not signed a new contract for railway projects in the 2024 or 2025 calendar years prior to this framework announcement.

Q: Has the total value or unit quantity of this agreement been made public?
A: No. Neither the financial value nor the total number of ElectroLogIXS units covered by the 5-year framework was disclosed by either party.