CONTACT:  Power-One, Inc.
          For Investors
          Kevin Trosian, Vice President, Finance and Investor Relations
            +1 805-987-8741
            Kevin.Trosian@Power-One.com 
          For Sales
          Kent Sheldon, Vice President, North American Renewable
           Energy Sales
            +1 805-987-8741
            Kent.Sheldon@Power-One.com 

          Edelman PR
          For Press
          Kimberly Kupiecki
          +1 952-303-4472 
          Kimberly.Kupiecki@edelman.com