Type II

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Typ II A
U 1 bis U 6 = 6 U-boats

In contrast to Type I A that was designed for high seas operations several types of coastal submarines ( Type II A to Type II D) were developed, based on the Types UB II and UF of the Imperial German Navy and were called “dugouts”. The earliest forerunner of this submarine type was the Finnish submarine Vessikko commissioned in 1933. In total some 50 units of Type II ( A to D) were commissioned and employed in action England, off Norway, in the Baltic Sea and in the Black Sea.

Year of Construction	1935
Shipyard	Deutsche Werke at Kiel
Displacement	254 t / 303 t submerged
Length	40.9 m
Beam	4.1 m
Draught	3.8 m
Propulsion	2 Diesel engines, 2 electric engines, 2 propellers
Engine Power	700 HP / 360 HP submerged
Speed	13.0 kn / 6.9 kn submerged
Range	1,050 nmi at 12 kn/ 35 nmi at 4 kn submerged
Diving depth	150 m
Fuel	12 cbm
Armament	3 bow torpedo tubes, 5 torpedoes or up to 18 mines, AA: 1 x 2 cm
Complement	25

Typ II B
U 7 bis U 24 und U 120, U 121 = 20 U-boats

Year of Construction	1935 to 1940
Shipyard	U 7 bis U 12, U 17 bis U 24 Germaniawerft at Kiel, U 13 bis U 16 Flenderwerke in Lübeck, U 120 und U 121 Deutsche Werke at Kiel
Displacement	279 t / 328 t submerged
Length	43.7 m
Beam	4.1 m
Draught	3.9 m
Propulsion	2 Diesel engines, 2 electric engines, 2 propellers
Engine Power	700 HP / 360 HP submerged
Speed	13.0 kn / 7.0 kn submerged
Range	1,900 nmi at 12 kn/ 42 nmi at 4 kn submerged
Diving depth	150 m
Fuel	21 cbm
Armament	3 bow torpedo tubes, 5 torpedoes or up to 18 mines, AA: 1 x 2 cm
Complement	25

Typ II C
U 56 bis U 63 = 8 U-boats

Year of Construction	1938 / 1939
Shipyard	Deutsche Werke at Kiel
Displacement	291 t / 340 t submerged
Length	43.9 m
Beam	4.1 m
Draught	3.9 m
Propulsion	2 Diesel engines, 2 electric engines, 2 propellers
Engine Power	700 HP / 360 HP submerged
Speed	13.0 kn / 7.0 kn submerged
Range	1,900 nmi at 12 kn / 42 nmi at 4 kn submerged
Diving depth	150 m
Fuel	23 cbm
Armament	3 bow torpedo tubes, 6 torpedoes or up to 18 mines, AA: 1 x 2 cm
Complement	25

The training boat U 139 in the Baltic Sea

Typ II D
U 137 bis U 152 = 16 U-boats

Year of Construction	1939 / 1940
Shipyard	Deutsche Werke at Kiel
Displacement	314 t/ 364 t submerged
Length	43.9 m
Beam	4.9 m
Draught	3.9 m
Propulsion	2 Diesel engines, 2 electric engines, 2 propellers
Engine Power	700 HP / 410 HP submerged
Speed	12.7 kn / 7.4 kn submerged
Range	3,450 nmi at 12 kn / 56 nmi at 4 kn submerged
Diving depth	150 m
Fuel	38 cbm
Armament	3 bow torpedo tubes, 5 torpedoes or up to 18 mines, AA: 1 x 2 cm
Complement	25