| Ex                - 22.1 |
|--------------------------|

|                                         |   | Jurisdiction                of    |
|----------------------------------------------|--------|-----------------------------------|
| Name                                         |   | Incorporation                     |
|                                         |   |                              |
| Bel                Components Ltd.           |   | Hong                Kong          |
|                                         |   |                              |
| Bel                Connector Inc.            |   | Delaware                          |
|                                         |   |                              |
| Bel                Fuse Delaware Inc.        |   | Delaware                          |
|                                         |   |                              |
| Bel                Fuse Europe Ltd.          |   | United                Kingdom     |
|                                         |   |                              |
| Bel                Fuse Limited              |   | Hong                Kong          |
|                                         |   |                              |
| Bel                Fuse Macau LDA            |   | Macao                             |
|                                         |   |                              |
| Bel                Fuse (Macao Commerical    |   |                              |
| Offshore)                Limited             |   | Macao                             |
|                                         |   |                              |
| Bel                Power (Hangzhou) Co. Ltd. |   | China                             |
|                                         |   |                              |
| Bel                Power Products Inc.       |   | Delaware                          |
|                                         |   |                              |
| Bel                Stewart GmbH              |   | Germany                           |
|                                         |   |                              |
| Bel                Stewart Limited           |   | Hong                Kong          |
|                                         |   |                              |
| Bel                Transformer Inc.          |   | Delaware                          |
|                                         |   |                              |
| Bel                Ventures Inc.             |   | Delaware                          |
|                                         |   |                              |
| Bel                Power Inc.                |   | Massachusetts                     |
|                                         |   |                              |
| Netwatch                s.r.o.               |   | Czech                Republic     |
|                                         |   |                              |
| Signal                Dominicana, S.A.       |   | Dominican                Republic |
|                                         |   |                              |
| Stewart                Connector Systems de  |   |                              |
| Mexico,                S.A. de C.V.          |   | Mexico                            |
|                                         |   |                              |
| Top                East Corporation Limited  |   | Hong                Kong          |
|                                         |   |                              |
| Netwatch                s.r.o.               |   | Czeck                Republic     |
|                                         |   |                              |

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