MidAmerican Energy Company selected Siemens Gamesa Renewable Energy (SGRE) to supply 30 turbines totaling 77MW nameplate capacity for one of the sites comprising its 2GW WindXI project in Iowa.

The contract comprises 25 SWT-2.625-120 and 5 SWT-2.3-108 turbines with the option to add up to five SWT-2.625-120 units for a total capacity of 90 MW. It also includes a five-year service and maintenance agreement.