Holding(s) in Company

Electrocomponents PLC 08 February 2008 TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES 1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached(ii): Electrocomponents plc 2. Reason for the notification (please tick the appropriate box or boxes) An acquisition or disposal of voting rights x An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached An event changing the breakdown of voting rights Other (please specify):_ 3. Full name of person(s) subject to the notification obligation (iii): Aviva plc & its subsidiaries 4. Full name of shareholder(s) (if different from 3.)(iv): Registered Holder: BNY Norwich Union Nominees Limited 6,297,069* BT Globenet Nominees Limited 6,700* Chase GA Group Nominees Limited 13,926,307* Chase Nominees Limited 1,322,490* CUIM Nominee Limited 3,661,738* Vidacos Nominees Limited 881,161* * denotes direct interest Chase Nominees Limited 854,586 CUIM Nominee Limited 375,818 Vidacos Nominees Limited 607,917 5. Date of the transaction (and date on which the threshold is 06 February 2008 crossed or reached if different)(v): 6. Date on which issuer notified: 07 February 2008 7. Threshold(s) that is/are crossed or reached: 6% to 5% Change at Direct Interest Level 8. Notified details: A: Voting rights attached to shares Class/type of Situation previous to Resulting situation after the triggering transaction(vii) shares the Triggering transaction (vi) if possible Number of Number of Number of Number of voting rights % of voting rights using the ISIN Shares Voting shares ix CODE Rights viii Direct Direct x Indirect xi Direct Indirect Ordinary Shares GB0003096442 28,007,815 28,007,815 26,095,465 26,095,465 1,838,321 5.99% 0.42% B: Financial Instruments Resulting situation after the triggering transaction xii Type of financial Expiration date Exercise/ Conversion Number of voting rights % of voting instrument xiii Period/ Date xiv that may be acquired if rights the instrument is exercised/ converted. N/A Total (A+B) Number of voting rights % of voting rights 27,933,786 6.41% 9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable xv: See Section 4 Proxy Voting: 10. Name of the proxy holder: See Section 4 11. Number of voting rights proxy holder will cease to hold: 12. Date on which proxy holder will cease to hold voting rights: 13. Additional information: Figures are based on a total number of voting rights of 435,350,416. 14. Contact name: Ian Haslegrave 15. Contact telephone number: 01865 207491 16. Date: 8 February 2008 -------------------------- This information is provided by RNS The company news service from the London Stock Exchange UPRGWR

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