Displacement :
1,450 tonnes (1,430 long tons) surfaced
1,830 tonnes (1,800 long tons) submerged
Length :
56 m (183.7 ft)
57.2 m (187.66 ft) (2nd batch)
Width :
7 m (22.96 ft)
Draft:
6 m (19.68 ft)
Propulsion :
1
MTU
16V 396
diesel-engine
9 HDW/Siemens PEM fuel cells, 30–40 kW each (U31)
2 HDW/Siemens PEM fuel cells each with 120Â kW (U32, U33, U34)
1 Siemens
Permasyn
electric motor
1700 kW, driving a single seven-bladed
skewback propeller
Speed :
20
knots
(37Â km/h) submerged, 12Â knots surfaced
Range :
8,000 nmi (14,800 km, or 9,196 miles) at 8Â knots (15Â km/h) surfaced
3 weeks without
snorkeling
, 12 weeks overall
Crew :
5 officers, 22 men