Holding(s) in Company

TT electronics PLC
24 April 2008




TR-1: Notifications 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 notification 

   An acquisition or disposal of voting rights

3. Full name of person(s) subject       
   to notification obligation:      J O Hambro Capital Management Group Limited

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

5. Date of transaction (and date on which                          
   the threshold is crossed or reached if
   different):                                                    23 April 2008

6. Date on which issuer notified:                                 24 April 2008

7. Threshold(s) that is/are crossed or     
   reached:                                               Holding fell below 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
If          transaction
possible 
use ISIN    Number of  Number of    Number of   Number of voting    Percentage of
code        shares     voting       shares      rights              voting rights
                       rights                 
                                                Direct    Indirect  Direct    Indirect

Ordinary    7,855,778  7,855,778    7,687,307   7,687,307           4.96%

Sedol:
0871176
               
                                                          



B: Financial Instruments

Resulting situation after the triggering transaction

Type of     Expiration  Exercise/    No. of voting rights that may   Percentage
financial   date        conversion   be acquired (if the instrument  of voting
instrument              period/date  exercised/converted)            rights







Total (A+B)

Number of voting rights              Percentage of voting rights

7,687,307 shares                     4.96%





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

   Not applicable




Proxy Voting:

10. Name of 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:                                                    Jenny Hogg

15. Contact telephone name:                                       020 7747 5681


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

Wendy Sharp
Group Company Secretary
TT electronics plc

Date of Notification: 24 April 2008




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