Power & Performance
Those special qualities that separate one sea-going vessel design from another. Performance specifications presented assume optimal operating conditions for SM U-21.
2 x MAN 8-cylinder diesel motors with 2 x AEG Motordynamic electric generators driving 2 x Shafts.
Propulsion
15.5 kts
17.8 mph
Surface Speed
9.5 kts
10.9 mph
Submerged Speed