Holding(s) in Company

TT electronics PLC
21 September 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 notification

   An acquisition or disposal of voting rights

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

   Legal & General Group Plc (L&G)

4. Full name of shareholder(s) (if different from 3.):     
                              
   Legal & General Assurance (Pensions Management) Limited (PMC)

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

   19/09/2007

6. Date on which issuer notified:

   21/09/2007

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

   From 3% - 4%(L&G)


8. Notified details:

A: Voting rights attached to shares

Class/      Situation previous to the   Resulting situation after the triggering
type of     Triggering transaction      transaction
shares
if
possible
using       Number of   Number of       Number of    Number of voting     % of voting
the ISIN    Shares      Voting          shares       rights               rights
CODE                    Rights
                                        Direct       Direct    Indirect   Direct  Indirect

Ord 25p     5,606,671   5,606,671       6,394,285    6,394,285            4.12


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
6,394,285                                  4.12


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

Legal & General Group Plc (Direct and Indirect) (Group)

Legal & General Investment Management (Holdings) Limited (LGIMH) (Direct and 
Indirect)

Legal & General Investment Management Limited (Indirect) (LGIM)

        Legal & General Group Plc (Direct) (L&G) (6,394,285 - 4.12% = LGAS, LGPL & PMC)

Legal & General Investment Management                 Legal & General Insurance Holdings Limited
(Holdings) Limited (Direct) (LGIMHD) (5,646,727       (Direct) (LGIH)
- 3.64% = PMC)

Legal & General Assurance (Pensions Management)       Legal & General Assurance Society Limited
Limited (PMC) (5,646,727 - 3.64% = PMC)               (LGAS & LGPL)

                                                      Legal & General Pensions Limited (Direct)
                                                      (LGPL)


Proxy Voting:
10. Name of the proxy holder:                                               N/A
11. Number of voting rights proxy holder will cease to hold:                N/A
12. Date on which proxy holder will cease to hold voting rights:            N/A


13. Additional information:

Notification using the total voting rights figure of 154,947,795


14. Contact name:                          Helen Lewis (LGIM)

15. Contact telephone number:              020 3124 3851


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

Wendy Sharp
Group Company Secretary
TT electronics plc

Date of Notification: 21 September 2007




                      This information is provided by RNS
            The company news service from the London Stock Exchange