SM U 9 - U 12

Technical Data

Two hull -Hochsee-boat
Built by

Kaiserliche Werft Danzig 
Displacement on and under the water

493 / 611 t 
Lenght

57,38 m 
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Diesel engines 2 x 300 hp
                                2 x 225 hp
Electric motors 2 x 580 hp
Speed above/below water surface

14,2 / 8,1 kn 
Weaponry

2 Bugrohre / 2 Heckrohre / 6 Torpedos
1 x Rev.-Kanone
Manned by officers and seamen

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