Holding(s) in Company

TT electronics PLC
09 March 2007


                TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Identity of the issuer or the underlying
   issuer of existing shares to which
   voting rights are attached:               TT Electronics Plc

2. Reason for the notification               Declaration of Major Shareholding 
                                             as per FSA Transitional Provision 7

3. Full name of person(s) subject to the
   notification obligation:                  BlackRock, Inc.

4. Full name of shareholder(s) (if different
   from 3.):

5. Date of the transaction (and date on which 
   the threshold is crossed or reached if
   different):                                N/A

6. Date on which issuer notified:            5th March 2007

7. Threshold(s) that is/are 
   crossed or reached:                       Above 5%

8. Notified details:

A: Voting rights attached to shares

Class/type           Situation previous to            Resulting situation after the triggering
of shares            the Triggering                   transaction
                     transaction

                     Number of     Number of          Number       Number of voting      % of voting
                     Shares        Voting Rights      of shares    rights                rights
                                                      Direct       Direct   Indirect     Direct   Indirect
GB0008711763         N/A           N/A                N/A          N/A      7,865,268    N/A      5.08%

B: Financial Instruments

Resulting situation after the triggering transaction

Type of     Expiration   Exercise/      Number of voting rights that may     % of
financial   date         Conversion     be acquired if the instrument is     voting
instrument               Period/ Date   exercised/ converted.                rights

Total (A+B)

Number of voting rights                      % of voting rights
7,865,268                                    5.08%

9. Chain of controlled undertakings through which the voting rights and/or the
   financial instruments are effectively held, if applicable:

   BlackRock Investment Management (UK) Limited - 7,865,268 (5.08%)

Proxy Voting:

10. Name of the proxy holder:

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:

14. Contact name:

15. Contact telephone number:

                ANNEX NOTIFICATION OF MAJOR INTERESTS IN SHARES

A: Identity of the person or legal entity subject to the notification obligation

Full name                                           BlackRock, Inc

Contact address                                     33 King William Street,
                                                    London, EC4R 9AS

Phone number                                        020 7743 2098

Other useful information (at least legal
representative for legal persons)                   Thomas Hone

B: Identity of the notifier, if applicable

Full name

Contact address

Phone number

Other useful information (e.g. functional 
relationship with the person or legal entity 
subject to the notification obligation)

C: Additional information


Name of authorised official of the issuer responsible for making this
notification:

W J Sharp
Group Company Secretary
TT electronics plc

Date of Notification: 9 March 2007





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