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 can include full system overhauls or targeted upgrades, depending on the vessel’s needs.  Our team handles everything from removing outdated components and installing new equipment to routing and terminating cables, connecting systems, and performing thorough testing to verify signal integrity and operational reliability.

Key retrofit services include:

  • Propulsion and rudder control system upgrades
  • Integrated automation system (IAS) retrofits
  • Electrical network and system overhauls
  • Installation of new equipment and components
  • Cable routing, termination, labeling, and organization
  • Loop testing, commissioning, and performance verification
As a high-competence installation partner, ITK Marine is equipped to support large, complex and schedule-critical newbuild shipbuilding projects. Our integrated electrical, automation and piping approach ensures seamless system coordination and helps shipyards and system providers deliver vessels that meet the highest technical 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

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.

Technical Retrofit

Polar Endeavour

2025
South Korea (Samkang Shipyard, Drydock)

Removed outdated propulsion control components and installed new system equipment, including cable routing, termination, labeling, and loop testing to ensure system integrity, operational reliability, and safe vessel performance.

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

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