The Ula-class makes it possible to operate in the entire maritime domain, including underwater. The vessels can operate undisclosed over longer periods of time. They are hard to detect and can tie up significant hostile resources. The Navy has six submarines that are currently being upgraded in order to be operational until 2020.
- Dimensions: 59 metres (length) – 5.4 metres (width) – 4.6 metres (depth)
- Displacement: 1,040 tonnes (surfaced) – 1,150 tonnes (submerged)
- Crew: 21+
- Speed: 11 knots (surfaced). 23 knots (submerged)