Siemens Gamesa Renewable Energy supplied the wind turbines for the 576 MW Gwynt y Môr offshore wind farm in Liverpool Bay, providing 160 SWT-3.6-107 units (3.6 MW each). Siemens Gamesa Renewable Energy was also selected as the turbine operations and maintenance contractor, with an O&M agreement stated as commencing from 2015 for a 12-year period.