Holding(s) in Company

Electrocomponents PLC
10 October 2005


ELECTROCOMPONENTS PLC ('the Company')


NOTIFICATION OF SUBSTANTIAL SHAREHOLDER

The Company received notification on 10th October 2005 (dated 7th October 2005)
in accordance with section 198 of the Companies Act from Capital Group Companies
Inc, ('CG'), a US based holding Company on behalf of its affiliates, Capital
International Limited and Capital Research and Management Company. The
notification states that the notifiable interest held by these affiliates has
increased to 20,284,944 Ordinary Shares of 10p each in the Company, which
represents 4.660% of the total issued share Capital of the Company. The shares
are held as follows:


Capital Group Companies, Inc. ('CG') holdings                                   Number of Shares             % held

Capital International Limited                                                          2,048,510              0.471
Capital Research and Management Company                                               18,236,434              4.190
                                                                   TOTAL              20,284,944              4.660




SHARES ARE REGISTERED AS FOLLOWS:

Capital International Limited
Registered Name                                                                                             holding
Bank of New York Nominees                                                                                   672,400
Northern Trust                                                                                              476,702
Chase Nominees Limited                                                                                      431,553
Bankers Trust                                                                                                27,100
Nortrust Nominees                                                                                           124,400
State Street Bank & Trust Co.                                                                                52,600
Deutsche Bank AG                                                                                             50,547
HSBC Bank plc                                                                                               157,408
Mellon Bank N.A.                                                                                             38,300
Bank One London                                                                                              17,500
                                                                                           TOTAL          2,048,510


Capital Research and Management Company
Registered Name                                                                                             holding
State Street Nominees Limited                                                                               844,634
Chase Nominees Limited                                                                                   17,391,800
                                                                                           TOTAL         18,236,434



CARMELINA CARFORA

Group Company Secretary

10th October 2005


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