EXHIBIT 8



Principal subsidiaries

at September 30, 2003 (data to US GAAP)



|                                                                                                |  |                          |   |  |                             |   |  |                   
|----------------------------------------------------------------------------------------------- |  | ------------------------ | - |  | --------------------------- | - |  | ------------------
|                                                                                                |  | Equitycapital  thousand |   |  | Earnings (Losses) thousand |   |  | Equityinterestin %
|Germany                                                                                         |  |                          |   |  |                             |   |  |                   
|Ernst Herrmann Ingenieur AG & Co. KG, Berlin (formerly: Ernst Herrmann Ingenieur GmbH & Co. KG) |  | 4,128                    |   |  | 2,061                       |   |  | 100               
|                                                                                                |  |                          |  
|Europe without Germany                                                                          |  |                          |   |  |                             |   |  |                   
|EPCOS OHG, Deutschlandsberg, Austria                                                            |  | 57,436                   |   |  | (19,869                     | ) |  | 100               
|                                                                                                |  |                          |  
|EPCOS-Peças e Componentes Electrônicos S.A., Evora, Portugal                                    |  | 63,337                   |   |  | 6,504                       |   |  | 100               
|                                                                                                |  |                          |  
|EPCOS ELECTRONIC COMPONENTS S.A., Málaga, Spain                                                 |  | 5,633                    |   |  | (5,028                      | ) |  | 100               
|                                                                                                |  |                          |  
|EPCOS s.r.o., umperk, Czech Republic                                                           |  | 8,398                    |   |  | (2,016                      | ) |  | 100               
|                                                                                                |  |                          |  
|EPCOS SAS, Bordeaux, France                                                                     |  | (1,206                   | ) |  | (9,963                      | ) |  | 100               
|                                                                                                |  |                          |  
|EPCOS Elektronikai Alkatrész Kft., Szombathely, Hungary                                         |  | 2,333                    |   |  | (795                        | ) |  | 100               
|                                                                                                |  |                          |  
|EPCOS UK Ltd., Bracknell, United Kingdom                                                        |  | 2,199                    |   |  | 589                         |   |  | 100               
|                                                                                                |  |                          |  
|EPCOS Nordic AB, Kista, Sweden                                                                  |  | 1,122                    |   |  | 434                         |   |  | 100               
|                                                                                                |  |                          |  
|EPCOS Nordic OY, Espoo (Helsinki), Finland                                                      |  | 534                      |   |  | 303                         |   |  | 100               
|                                                                                                |  |                          |  
|EPCOS Finance B.V., Amsterdam, Netherlands                                                      |  | 343                      |   |  | 12                          |   |  | 100               



---

|                                                                             |  |                          |   |  |                             |   |  |                   
|---------------------------------------------------------------------------- |  | ------------------------ | - |  | --------------------------- | - |  | ------------------
|                                                                             |  | Equitycapital  thousand |   |  | Earnings (Losses) thousand |   |  | Equityinterestin %
|Asia                                                                         |  |                          |   |  |                             |   |  |                   
|EPCOS PTE LTD, Singapore                                                     |  | 162,650                  |   |  | 49,958                      |   |  | 100               
|                                                                             |  |                          |  
|EPCOS (China) Investment Ltd., Shanghai, China                               |  | 36,977                   |   |  | 356                         |   |  | 100               
|                                                                             |  |                          |  
|EPCOS India Private Ltd., Nashik, India                                      |  | 7,468                    |   |  | 862                         |   |  | 100               
|                                                                             |  |                          |  
|EPCOS (Zhuhai FTZ) Co., Ltd., Zhuhai, China                                  |  | 11,269                   |   |  | 2,553                       |   |  | 100               
|                                                                             |  |                          |  
|EPCOS (Wuxi) Co., Ltd., Wuxi, China                                          |  | 14,556                   |   |  | 8,044                       |   |  | 100               
|                                                                             |  |                          |  
|EPCOS (Xiaogan) Co., Ltd., Xiaogan, China                                    |  | 2,910                    |   |  | 755                         |   |  | 76                
|                                                                             |  |                          |  
|EPCOS Ferrites Ltd., Calcutta, India (formerly: International Ferrites Ltd.) |  | (774                     | ) |  | (2,667                      | ) |  | 100               
|                                                                             |  |                          |  
|EPCOS KK, Yokohama, Japan                                                    |  | 1,551                    |   |  | 0                           |   |  | 100               
|                                                                             |  |                          |  
|EPCOS (Zhuhai) Co., Ltd., Zhuhai, China                                      |  | 3,295                    |   |  | 1,490                       |   |  | 100               
|                                                                             |  |                          |  
|EPCOS SDN. BHD., Johore Bahru, Malaysia                                      |  | 4,559                    |   |  | 2,839                       |   |  | 100               
|                                                                             |  |                          |  
|EPCOS (Shanghai), Ltd., Shanghai, China                                      |  | 840                      |   |  | 64                          |   |  | 100               
|                                                                             |  |                          |  
|EPCOS Ltd., Hong Kong, China                                                 |  | 3,446                    |   |  | 1,439                       |   |  | 100               
|                                                                             |  |                          |  
|Americas                                                                     |  |                          |   |  |                             |   |  |                   
|EPCOS do Brasil Ltda., Gravataí, Brazil                                      |  | 21,270                   |   |  | 2,395                       |   |  | 100               
|                                                                             |  |                          |  
|EPCOS Inc., Iselin, New Jersey, USA                                          |  | 15,626                   |   |  | 413                         |   |  | 100               
|                                                                             |  |                          |  
|Crystal Technology, Inc., Palo Alto, California, USA                         |  | 10,046                   |   |  | 1,465                       |   |  | 100