Poland has launched its second signals intelligence (SIGINT) vessel, ORP Henryk Zygalski, at a ceremony in the city of Gdańsk.  

ORP Henryk Zygalski is the final ship in the DELFIN programme, following the launch of the first vessel, ORP Jerzy Różycki, on 1 July 2025.  

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Both ships will be equipped with reconnaissance systems to acquire intelligence data across the entire spectrum of maritime electronic intelligence.  

Before entering service, they are scheduled to undergo extensive sea trials and system installations. 

Saab serves as the prime contractor for the DELFIN programme.  

Remontowa Shipbuilding is constructing the vessels as a subcontractor, while Polish firm MMC supports Saab with design work.  

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Saab is also responsible for supplying and integrating advanced mission systems on board both ships.  

The project involves participation from other entities within Poland’s defence industry. 

Saab Kockums business area head Mats Wicksell said: “We are pleased to see the second Polish SIGINT ship successfully launched today. With this important project we are strengthening cooperation between Swedish and Polish industries in support of European security in the Baltic Sea region.”  

The new SIGINT vessels are designed to replace Poland’s outdated Project 863 Moma-class radio reconnaissance ships, ORP Navigator and ORP Hydrograf, which were built by Remontowa Shipbuilding in 1975 and 1976.  

The steel-cutting ceremony for ORP Henryk Zygalski was held in November 2023, followed by keel-laying in January 2024. 

Delivery of both ships is planned for 2027 and 2028 upon completion of installation work and trials.  

In November last year, Poland selected Sweden’s proposal featuring Saab’s A26 Blekinge-class submarines for its Orka submarine programme.