U-1228

Type

IXC/40

Ordered

14 Oct, 1941

Laid down

16 Feb, 1943

Deutsche Werft AG, Hamburg (werk 391)

Launched

2 Oct, 1943

Commissioned

22 Dec, 1943

Oblt. Friedrich-Wilhelm Marienfeld

Commanders

22 Dec, 1943 - 13 May, 1945

Oblt. Friedrich-Wilhelm Marienfeld

Career

2 patrols

22 Dec, 1943 - 31 Jul, 1944  31. Flottille (training)
1 Aug, 1944 - 31 Oct, 1944  2. Flottille (front boat)
1 Nov, 1944 - 8 May, 1945  33. Flottille (front boat)

Successes

1 warship sunk for a total of 900 tons

Fate

Surrendered at Portsmouth, New Hampshire, USA on 17 May, 1945. Scuttled 5 Feb 1946 off the east coast of the USA.

See the 1 ships hit by U-1228 - View the 2 war patrols

Attacks on this boat

18 Sep, 1944
After being damaged by a British B-24 Liberator (Sqdn 224/R, pilot P. M. Hill) the boat suffered Schnorchel damage which resulted in a CO2 poisoning of its crew. One man died. [Matrosenobergefreiter Matthias Mittler]

1 recorded attacks on this boat.

Schnorchel-fitted U-boat
This boat was fitted with a Schnorchel underwater-breathing apparatus and sailed equipped with it in September 1944 but it was of course installed prior to that date. Read more about the Schnorchel and see list of fitted boats.

Men lost from the boat

18 Sep, 1944
After being damaged by a Liberator (Sqdn 224/R) the boat suffered Schnorchel damage which resulted in a CO₂ poisoning of its crew. One man died. [Matrosenobergefreiter Matthias Mittler]

Related: For more info on such losses see - Men lost from U-boats -