Holding(s) in Company

TT electronics PLC
23 November 2006


                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


  ---- -----------------------                 ---- ---------------------------
   1.  Name of company                          2.  Name of shareholder having a major interest

       TT ELECTRONICS PLC                           BARCLAYS PLC

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   3.  Please state whether notification        4.  Name of the registered holder(s) and, if more
       indicates that it is in respect of           than one holder, the number of shares held by
       holding of the shareholder named in 2        each of them
       above or in respect of a
       non-beneficial interest or in the case
       of an individual holder if it is a
       holding of that person's spouse or
       children under the age of 18
       
       BARCLAYS LIFE ASSURANCE CO LTD               BARCLAYS CAPITAL NOMINEES LTD (699,079);
       (415,080); BARCLAYS GLOBAL INVESTORS         CHASE NOMINEES LTD A/C 16376 (80,459); CHASE
       LTD (5,168,429);                             NOMINEES LTD A/C 20947 (2,976,998); CHASE
       GERRARD LTD (26,181);                        NOMINEES LTD A/C 21359 (411,173); CHASE
       BARCLAYS CAPITAL SECURITIES LTD              NOMINEES LTD A/C 28270 (84,695); JP MORGAN
       (699,079)                                    (BGI CUSTODY) A/C 16331 (52,122); JP MORGAN
                                                    (BGI CUSTODY) A/C 16341 (170,692); JP MORGAN
                                                    (BGI CUSTODY) A/C 16344 (54,231); JP MORGAN
                                                    (BGI CUSTODY) A/C 16345 (53,340); JP MORGAN
                                                    (BGI CUSTODY) A/C 16400 (880,940); JP MORGAN
                                                    (BGI CUSTODY) A/C 16482 (697,519); JP MORGAN
                                                    (BGI CUSTODY) A/C 18409 (121,340); R C GREIG
                                                    NOMINEES LTD (16,511); R C GREIG NOMINEES LTD
                                                    GP1 (3,270); R C GREIG NOMINEES LTD SA1
                                                    (1,200); R C GREIG NOMINEES LTD A/C CM1
                                                    (5,200)

       -----------------------                 ---- -------------      ---- ---------------
                               
   5.  Number of         6.  Percentage of      7.  Number of shares/   8.  Percentage of issued
       shares/amount         issued class           amount of stock         class
       of stock                                     disposed
       acquired

       UNKNOWN               UNKNOWN                N/A                     N/A
                                             
      -----------------------                   ---- ------------       ---- --------------
  9.  Class of security                         10.  Date of            11.  Date company
                                                     transaction             informed
      
      Fully Paid Ordinary Shares of 25p each         20 NOVEMBER 2006        23 NOVEMBER 2006
 
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  12.  Total holding following this              13.  Total percentage holding of issued class
       notification                                   following this notification 
                            
       6,308,769                                               4.075%
 
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  14.  Any additional information              15.  Name of contact and telephone number for
                                                    queries

                                                    M G Leigh
                                                    01 932 841310

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  16.  Name and signature of authorised company official
       responsible for making this notification

       M G Leigh

Date of notification  23 NOVEMBER 2006







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