Sized for most optimal and cost effective installation of 4-8 next generation wind turbines. As a vessel design in the X-JACK series, the vessel has a kite-shaped hull allowing for large leg spacings. The patented layout reduces weight by 10 to 15 per cent compared to conventional torsion box structures.

Principal dimensions

142 m
87 m
10,500 mT
Crane capacity:
2,500 mT
WTGs 8 MW:
8 units
WTGs 15 MW:
4 units
120 POB
Deck area:
6,500 sqm

Note: Subject to selected variant configuration


WTGs 12 MW:
5 units
WTGs 17 MW:
4 units
Main hook:
2,500 mT @ 37 m
Main hook:
1,250 mT @ 65 m
Main crane position:
Around stern leg on centreline
Large spud cans:
Reducing bearing pressure

Please contact us for more information

Ulstein Design & Solutions B.V.

Cornerstone Building (6th floor)
Rotterdam Airportplein 32
3045 AP Rotterdam
The Netherlands

Tel: +31 10 475 00 11