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Record #00198Technology archive

World's Longest Land and Subsea HVDC Interconnector

The world's longest land and subsea high-voltage direct-current electricity interconnector by total route length.

Archive status
Verified · current
Last updated
2026-10-07
Category index
Technology

ARCHIVE VISUAL / 01

NOT TO SCALE

Current Record

about765km

Current record value

Holder
Viking Link
Location
Bicker Fen, Lincolnshire, United Kingdom — Revsing, southern Jutland, Denmark · Viking Link Corridor
Start date
2023-12-29
Record status
Verified · currentReport an issue
OverviewRecord historyRelated recordsSources

Overview

Archive Note

Viking Link connects the electricity systems of the United Kingdom and Denmark.

National Grid identifies it as the world's longest land and subsea HVDC interconnector, spanning about 765 kilometres.

Key information

Length
about 765 km
Capacity
1.4 GW
Commercial operation
29 December 2023

Record history

1 Milestones
  1. 2023-12-29about 765 kmViking LinkBicker Fen, Lincolnshire, United Kingdom — Revsing, southern Jutland, DenmarkCurrent Record

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Sources

Evidence & References
Source IDSourcePublisherLink
SRC-001National Grid announces commercial operations of Viking Link – the world’s longest land and subsea interconnectorOfficialENCurrent recordNational Grid

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