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U-400

1944 Type VIIC submarine
Vehicle u_boat Q445226

Facts

15 properties
Instance of
U-boat
Part of
5th U-boat Flotilla (1944–1944), 11th U-boat Flotilla (1944–1944)
Has use
education (1944–1944), emergency operations (1944–1944)
Coordinate location
🗺️ 50.665°, -5.083°[7]
Conflict
Battle of the Atlantic
Coordinates
🗺️ 50.665°, -5.083°
Country of registry
Nazi Germany[15]
Described by source
uboat.net[14]
Location of creation
Kiel[13]
Manufacturer
Howaldtswerke-Deutsche Werft[3]
Operator
Kriegsmarine[2]
Participated in conflict
Battle of the Atlantic[5]
Significant event
order, keel laying, ship launching, ship commissioning, sinking[8][9][10][11][12]
Vessel class
Type VIIC submarine[4]
Yard number
32[6]
🏷️ Also known as
en German submarine U-400 en U-400 ar الغواصة الألمانية يو-400 de U 400 fa زیردریایی یو-۴۰۰ fr Unterseeboot 400
🔖 Identifiers · 1
Freebase ID
/m/0277_8g

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🔗 Connections
Significant event 4
ship launching, keel laying, order, ship commissioning
Belongs to 2
11th U-boat Flotilla, 5th U-boat Flotilla
Part of 2
11th U-boat Flotilla, 5th U-boat Flotilla
Country of registry 1
Nazi Germany
Described by source 1
uboat.net
Has use 1
education
Instance of 1
U-boat
Location of creation 1
Kiel
Manufacturer 1
Howaldtswerke-Deutsche Werft
Operator 1
Kriegsmarine
Participated in conflict 1
Battle of the Atlantic
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Summary

U-400 is an U-boat[1].

Related Entities

Howaldtswerke-Deutsche Werft Nazi Germany

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  8. [9] ↑ . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  9. [10] ↑ . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  10. [11] ↑ . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  11. [12] ↑ . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). U-400. Retrieved November 4, 2026, from https://4ort.xyz/entity/u-400
MLA “U-400.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Nov. 2026, https://4ort.xyz/entity/u-400.
BibTeX @misc{4ortxyz_u-400_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{U-400}}, year = {2026}, url = {https://4ort.xyz/entity/u-400}, note = {Accessed: 2026-11-04}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): U-400 — https://4ort.xyz/entity/u-400 (retrieved 2026-11-04)

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