US EditionRoyal Navy Receives Autonomous Submarine XV Excalibur Following Completion of Acceptance Trials
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Marking a new step towards the modernization of its capabilities, the Royal British Navy announced during last December that it has officially received XV Excalibur, which is now the largest of its new experimental unmanned submarines. Officially named as Extra-Large Uncrewed Underwater Vehicle [...] The entry The Royal British Navy received XV Excalibur, the largest of its new experimental unmanned submarines appears first in Military Zone.
Royal Navy receives autonomous submarine XV Excalibur following completion of acceptance trials
Officially classified as an Extra-Large Uncrewed Underwater Vehicle, Excalibur is a 12-metre experimental submarine with a displacement of 19 tonnes, making it the largest of its kind ever trialled by the Royal Navy. The vessel is the culmination of Project Cetus and was developed in under three years by the Submarine Delivery Agency in partnership with MSubs Ltd. Excalibur was named and unveiled in May 2025 at a ceremony held at His Majesty…
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