The 110MW Gibson Bay and 89MW Cookhouse wind projects will be built in the Eastern Cape region.
As is required by South African law, Enel will hold a 60% stake in the project, and will be partnered by South African firms, including Red Cap Investments.
The Italian firm is the third company to reveal that it has won contracts as part of the auction.
Mainstream Renewable Power has announced that it will build three wind farms amounting to 360MW. While Longyuan said that it has been awarded contracts to build two wind projects with a total capacity of 244MW.
The Department of Energy has revealed that it has issued contracts for wind farms with a total capacity of 787MW. Of the 93 proposals for plants that were received, including for the 450MW of solar projects up for grabs, 17 were selected for contstruction.
Along with the wind-project contracts, Enel said it has been handed solar contracts worth 314MW.