German submarine U-3508

German submarine U-3508 was a Type XXI U-boat of the German Kriegsmarine during World War II. The Elektroboote submarine was laid down on 25 July 1944 at the Schichau-Werke yard at Danzig, launched on 22 September 1944, and commissioned on 2 November 1944 under the command of Oberleutnant zur See Detlef von Lehsten. He commanded the U-boat during her entire career, being promoted to Kapitänleutnant during this time. She did not carry out any patrols during her career, spending her entire time in training after having been allocated to the 8th U-boat Flotilla until 15 February 1945, and then to the 5th U-boat Flotilla from 16 February until 4 March. She was sunk on 4 March 1945 in an Allied bombing raid on Wilhelmshaven.