Technical Retrofit

From full system renewals to targeted upgrades – we keep your ships safe, efficient, and ready for duty.
Our retrofit services are designed to modernize and upgrade existing vessels, ensuring they remain safe, efficient, and fully operational throughout their lifecycle. We specialize in turnkey retrofit solutions, combining technical expertise with practical project management to deliver high-quality results on time and within budget.

Retrofit projects range from targeted upgrades to full system modernizations. We manage the complete retrofit process from removal of outdated equipment and system modifications to installation, integration, testing, and commissioning, ensuring safe, reliable, and fully coordinated operation across all onboard systems.

Key retrofit services include:

  • Propulsion and rudder control system upgrades
  • Integrated Automation System (IAS) retrofits and modernization
  • Vessel power and distribution system upgrades
  • Mechanical and piping system retrofits, including modifications and replacements
  • Cross-discipline system integrations (automation, mechanical, piping, and control)
  • Structural repairs and modifications to support new equipment and system changes
  • Installation and integration of new equipment and components
  • Routing, installation, termination, labeling, and organization of cables, pipes, and interfaces
  • Loop testing, commissioning, and comprehensive performance verification
As a highly competent installation and integration partner, ITK Marine supports large-scale, complex, and schedule-critical newbuild shipbuilding projects. Our integrated, multi-discipline approach, covering electrical, automation, mechanical, and piping systems, ensures seamless coordination across all onboard systems, enabling shipyards and system suppliers to deliver vessels that meet the highest technical, safety, and quality standards.

Navy Division

ITK Marine supports the operational needs of the Estonian Navy, delivering reliable solutions for both existing and modernized onboard systems. Our work includes the design, planning, and execution of a wide range of navigation, communication, and surveillance projects, covering everything from standard maritime radio and navigation equipment to specialized military-grade systems tailored to client requirements.
We place strong emphasis on maintaining the operational integrity of existing installations while enhancing performance, safety, and future readiness. Our scope includes complex undertakings such as bridge system renewals, radio and navigation system upgrades, and ship-wide network expansions, as well as ongoing servicing of essential equipment including UPS systems, magnetic compasses, and GMDSS components.

References

Technical Retrofit

Corsica Linea

2023
Tunisia (Drydock)

Modified fuel storage capacity and reconfigured the vessel’s piping system, including installation of new steel structures, piping, valves, and sensors to ensure safe and efficient fuel handling and system operation.

Technical Retrofit

Tallink Silja Serenade

2024-2025
Poland (Remontowa shipyard, in operation & drydock)

Upgraded the integrated automation system from Selma to Kongsberg K-Chief 600, including system design, removal of legacy equipment, cable installation, equipment connection, termination, labeling, and comprehensive loop testing to ensure stable and reliable onboard operations.

Technical Retrofit

Polar Adventure

2024
Singapore (Sembawang shipyard, Drydock)

Removed obsolete propulsion control components and installed new system equipment, including cable routing, termination, labeling, and loop testing to ensure reliable signal integrity and safe vessel operation.

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Legal Information
  • ITK Marine OÜ
  • Registry Code: 12137112
  • VAT Number: EE101481308
  • Established: 2011
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Contact
Luite tn 19a, Kesklinn,11313 Tallinn
+372 56473371
marine@itkmarine.eu

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