HMS E11

HMS E11 off the Dardanelles in 1915
History
United Kingdom
Name	E11
Launched	23 April 1914
Commissioned	19 September 1914
Fate	Sold for scrap, Malta, March 1921
General characteristics
Class and type	E-class submarine
Displacement	662 long tons (673 t) surfaced 807 long tons (820 t) submerged
Length	181 ft (55 m)
Beam	15 ft (4.6 m)
Propulsion	2 × 800 hp (597 kW) diesels 2 × 420 hp (313 kW) electric 2 screws
Speed	15.25 knots (28.24 km/h; 17.55 mph) surfaced 10.25 knots (18.98 km/h; 11.80 mph) submerged
Range	3,000 nmi (5,600 km) at 10 kn (19 km/h; 12 mph) 65 nmi (120 km) at 5 kn (9.3 km/h; 5.8 mph)
Complement	30
Armament	5 × 18-inch (450 mm) torpedo tubes (2 bow, 2 beam, 1 stern) 1 × 12-pounder gun

HMS E11 was an E-class submarine of the Royal Navy launched on 23 April 1914. E11 was one of the most successful submarines in action during the 1915 naval operations in the Dardanelles Campaign, sinking over 80 vessels of all sizes in three tours of the Sea of Marmara.