
Acta Pegasus
A Construction Service Operation Vessel (CSOV) for the Offshore Wind Industry. Often described as the four‑wheel drive of the sea, a TWIN X‑STERN® vessel combines a bi‑symmetric hull with propulsion at both ends to deliver superior control and efficiency in either direction.
Primary specifications as built
Additional Data
Ship history
Acta Marine was the first shipowner to contract vessels based on the highly optimised hull form ULSTEIN TWIN X-STERN, which offers unmatched workability in field and adverse weather conditions. The Acta Pegasus and three sister vessels have been constructed at the Tersan shipyard.
- Safe and step-less people transfer by 3D motion compensated gangway up to Hs 3.0 metres with excellent winter workability
- 6t 3D motion-compensated knuckle boom crane for efficient cargo handling
- State-of-the-art hotel facilities to accommodate 135 persons and ample deck space for cargo storage (940 m2)
Acta Pegasus sails under the French flag.
Milestones
Contract signed: June 2022
Best Industrial Design Company Award: October 2022
Steel cutting: January 2023
Project update all four vessels: January 2025
Delivery: December 2025
Get in touch

Runar Muren
- Description
- Managing Director
- Affiliation
- Ulstein Design & Solutions AS
