Subsea Electricity Interconnectors Database

Interconnectors are submarine cables that transfer electricity between two grids. They can be both domestic or international, with their voltages distributed between AC and DC. 4C Offshore interconnectors database also contains ‘oil and gas electrification’ projects, which refer to subsea cables that power oil and gas platform from shore. In total, 4C interconnectors database contains 786 projects, including: 731 interconnectors and 55 electrification projects. Among these, 208 are DC projects and 578 are AC.


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Subsea Electricity Interconnectors Overview

Interconnector Country 1 Country 2 Capacity Current