Vestas will deliver 92 turbines to the 1.38 gigawatt (GW) Norfolk Vanguard West project and may supply up to 184 turbines for the Norfolk Vanguard East and Norfolk Boreas projects with a total installed capacity of 2.76 GW.
"The agreements are another step forward for what will be one of the largest offshore wind zones in the world, with a capacity to power over 4 million UK homes," the companies said in a joint statement.