Invitation To A Briefing And Teleconference

Vacon Oyj Vacon Plc, Stock Exchange Announcement, 31 July 2008 at 3:00 p.m. :

Vacon will publish its Interim Report for the period of 1 January - 30 June 2008 on Thursday, 7 August, 2008 at 9.00 a.m. Finnish time.

A briefing for the financial analysts and media will be held on the same day in Helsinki, Radisson SAS Plaza Hotel, Mikonkatu 23, at 11:30 a.m. Finnish time (9:30 UK time). Please inform IR Johanna Koskinen of your participation no later than 4 August by e-mail at johanna.koskinen(at)vacon.com.

A telephone conference for financial analysts and investors, conducted in English, will begin at 3:00 p.m. Finnish time (1 p.m. UK time). Conference call participants are requested to call in a few minutes prior to the start of teleconference in +44 (0) 207 162 0025 (code Vacon). Link to the meeting: http://wcc.webeventservices.com/view/wl/r.htm?e=103015&s=1&k=69FE799D838052784D75851A47632443&cb=genesys

A replay is available for three (3) working days after the conference in +44 (0) 207 031 4064 (access code: 782084).

The presentation material will be available before the start of the briefing at the Vacon's website www.vacon.com > Investors > Publications and releases.

VACON PLC

For further information: Johanna Koskinen, IR, Phone +358 (0)40 8371 528, e-mail: johanna.koskinen(at)vacon.com

Distribution: Helsinki Stock Exchanges Financial Supervision Authority Media

Vacon Oyj

http://www.vacon.com

ISIN: FI0009009567

Stock Identifier: XHEL.VA