For more information, contact:

Danny Herron Advanced Energy Industries, Inc. 970.407.6570 danny.herron@aei.com

Annie Leschin/Vanessa Lehr Advanced Energy Industries, Inc. 970.407.6555 ir@aei.com

FORT COLLINS, Colo., July 18, 2012—Advanced Energy Industries, Inc. (Nasdaq:AEIS) will release second quarter 2012 financial results after market close on Monday, July 30, 2012. Management's quarterly conference call will be held on Tuesday, July 31, 2012, beginning at 6:30 a.m. Mountain Time / 8:30 a.m. Eastern Time.

To participate in the live conference call, please dial 866-711-8198 approximately five minutes prior to the start of the meeting, and an operator will connect you. International participants can dial 617-597-5327. Participants will need to provide the operator with conference pass code 24038757, which has been reserved for this call.

A live and archived webcast of the call will also be available on the company's website at www.advanced-energy.com on the Investor Relations Home Page. The archived webcast will be available at the same location approximately two hours following the end of the live event.

A telephone replay will be available for 14 days following the live webcast. To access the replay, dial 888-286-8010 or 617-801-6888 and enter pass code 53467364.

About Advanced Energy

Advanced Energy (AEIS) is a global leader in innovative power and control technologies for high-growth, thin-film manufacturing and solar-power generation. Advanced Energy is headquartered in Fort Collins, Colorado, with dedicated support and service locations around the world. For more information, go to www.advanced-energy.com.