German submarine U-225

German submarine U-225 was a Type VIIC U-boat of Nazi Germany's Kriegsmarine during World War II.
Ordered on 15 August 1940 from the Germaniawerft shipyard in Kiel, she was laid down on 3 September 1941 as yard number 655, launched on 28 May 1942 and commissioned on 11 July.

Design

German Type VIIC submarines were preceded by the shorter Type VIIB submarines. U-225 had a displacement of when at the surface and while submerged. She had a total length of, a pressure hull length of, a beam of, a height of, and a draught of. The submarine was powered by two Germaniawerft F46 four-stroke, six-cylinder supercharged diesel engines producing a total of for use while surfaced, two AEG GU 460/8–27 double-acting electric motors producing a total of for use while submerged. She had two shafts and two propellers. The boat was capable of operating at depths of up to.
The submarine had a maximum surface speed of and a maximum submerged speed of. When submerged, the boat could operate for at ; when surfaced, she could travel at. U-225 was fitted with five torpedo tubes, fourteen torpedoes, one SK C/35 naval gun, 220 rounds, and an anti-aircraft gun. The boat had a complement of between forty-four and sixty.

She departed from Kiel on her first patrol on 5 December 1942. It was during this patrol that she successfully attacked five vessels in convoy ONS 154. She returned to Brest on 8 January 1943.

Less than one month later, she departed from Brest on her second and final patrol on 2 February 1943. After just 21 days, she was sunk.

U-225 was attacked and sunk with depth charges by with the loss of all 46 crew on 22 February 1943 at position.