Holding(s) in Company

TT electronics PLC
23 January 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):

   22 January 2008


6. Date on which issuer notified:

   23 January 2008


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

Ordinary     7,422,740   7,422,740    8,210,128   8,210,128             5.30%
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
8,210,128 shares                     5.30%


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: 23 January 2008






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