Oceangoing very long-range combat U-boat type of conventional design developed in 1939–40
| Surface/submerged displacement: | 1616/1804 t |
| Overall length/beam/draught: | 87.58 m/7.50 m/5.35 m |
| Standard main armament: | 6 torpedo tubes (4 bow, 2 stem) with up to 27 torpedoes |