Result of High Yield Redemption

Result of High Yield Redemption

Invensys plc announces the successful redemption yesterday of 35% (£243 million based upon 31 March 2006 exchange rates) of the aggregate principal amount of the Group’s outstanding High Yield Bonds at par plus an early redemption payment equal to one year’s interest (9.875%) as part of the 2006 Refinancing announced on 25 May 2006.

Definitions used in the Prospectus dated 25 May 2006 shall have the same meanings when used in this announcement, unless the context requires otherwise.

For further information please contact:

Invensys plc

Steve Devany +44 (0) 20 7821 3758

Maitland

Emma Burdett / Michelle Jeffery +44 (0) 20 7379 5151