FORM SAR 3

Lodge with a RIS or Newstrack and the Takeover Panel. A copy must also
be sent to the company the shares of which are acquired.

Date of disclosure 27 March 2003

DISCLOSURE UNDER RULE 3 OF THE RULES GOVERNING SUBSTANTIAL ACQUISITIONS
OF SHARES ("SARs")

Date of acquisition 26 March 2003
Acquisition in PRESSAC PLC (name of company)

(1) Class of voting shares  Number of shares/rights  If rights over
  (eg ordinary shares)      over shares acquired     shares acquired, as
                                                     opposed to the
                                                     shares themselves,
                                                     specify nature of
Ordinary Shares of 5p each  500,000  shares          rights
                                                    
                           ................ rights   ...................
                                        




(2)  Resultant total        Resultant total holding  Total percentage
holding of voting shares    of rights over shares    
(and % of total voting      (and % of total voting   
shares in issue)            shares in issue)         
                                                     
21,186,396                                                21,186,396
( 24.40 % )                ................. (  %)       ( 24.40 % )
                           


(3)  Party making disclosure    TT electronics plc

(4)  (a)  Name of person acquiring shares or rights over shares   TT
electronics plc
     and, if different, beneficial owner

  (b)     Names of any other persons acting by
     agreement or understanding (see SAR 5)

Signed, for and on behalf of the party named in (3) above        M G
Leigh

(Also print name of signatory       M G Leigh

Telephone and extension number  01 932 841310  ext 235
_________________________
Note.     Under SAR 5, the holdings of and acquisitions by persons
acting by agreement or understanding must be aggregated and treated as a
holding of or acquisition by one person. Note 3 on SAR 5 requires
persons who must aggregate holdings to disclose certain disposals.
For full details of the SARs disclosure requirements, see Rules 3 and 5
of the SARs. If in doubt, contact the Panel on Takeovers and Mergers,
Monitoring Section, Tel. No: 020 7638 0129.
E-mail: monitoring@disclosure.org.uk