Exhibit (a)(1)(vii)

                    FORM OF E-MAIL CONFIRMATION OF RECEIPT OF
                        NOTICE TO WITHDRAW FROM THE OFFER

         This e-mail confirms our receipt of your Notice to Withdraw from the
Offer pursuant to the most recent version of our Offer to Exchange Certain
Outstanding Options for New Options (originally dated June 25, 2003, as amended
on July 9, 2003) (as so amended, and as it may be amended from time to time
thereafter, the "Offer") and nullifying your previously submitted Election Form.

         Please note that the Notice to Withdraw from the Offer completely
withdraws you from the Offer and cannot be used to make changes to your
previously submitted Election Form. Please submit a new Election Form if you
would like to change your election with respect to a particular option.

         In addition, you may change your mind and re-accept the Offer by
completing and delivering a new Election Form per the procedures set forth in
the Offer prior to 5:00 p.m., Pacific Time, on July 24, 2003.

         If you have questions regarding this confirmation, contact:

                  Capstone Turbine Corporation
                  Attention: Debbie Bernard
                  21211 Nordhoff Street
                  Chatsworth, California 91311
                  Phone: (818) 734-5431
                  Fax: (818) 734-5381