The World’s Biggest

The World’s Biggest Jack-Up Vessel is Voltaire, named after the prominent Enlightenment philosopher.
The vessel is owned by Jan De Nul Group and was delivered in 2022. It has a lifting capacity of over 3200 tonnes and is 182 m long and 60 m wide.

Voltaire was designed to install the next-generation offshore wind turbines, including those at Dogger Bank Wind Farm, which will be the world’s biggest offshore wind farm once completed.
It is also the tallest jack-up installation in the world, taller than the Eiffel Tower, per Jan De Nul.
The biggest jack-up vessel has a Huisman Crane, 4 legs of 130 m and can lift up to 16,000 tonnes of cargo out of the water.
Voltaire is the world’s tallest jack-up installation vessel, standing taller than the Eiffel Tower, according to Jan De Nul.
It is an ultra-low emission vessel with advanced exhaust filtering systems.
Voltaire can handle wind turbines more than 270 m high
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