Director/PDMR Shareholding

Invensys PLC
29 March 2007

                                  Invensys plc

Acquisition of shares in Invensys plc

Invensys plc (the Company) announces the following acquisitions of ordinary
shares in the share capital of the Company (Shares) at a price per Share of 292p
made today, 29 March 2007:
Name of non-executive     Number of Shares   Percentage of      Total holding of    Total percentage of
director                  purchased          issued Share       Shares following    issued Share Capital
                                             Capital            acquisition         following acquisition
M J B Green*              399                0.00005            9,317               0.001
J-C Guez                  527                0.00007            26,026              0.003
M D Parker                345                0.00004            1,639               0.0002



* Shares to be registered in the name of Waterhouse Nominees Limited for the
joint benefit of Mr Green and his spouse.

These acquisitions are made in accordance with the Company's non-executive
director fee structure under which £2,000 (after-tax) of the non-executive
director's basic fee are applied in acquiring Shares on a quarterly basis (i.e.
an annual total of £8,000) as reported in the Company's 2006 Remuneration
Report.

This notification relates to a disclosure made in accordance with DTR3.1.4R.

Name of contact and telephone number for queries:  Steve Devany, Vice President
- Communications 020 7821 3758



Name of Company Official responsible for making notification:  Jaime Tham,
Assistant Secretary



Date of notification:  29 March 2007






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