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| Ac/dc converting unit |
| Battery charger for portable computer |
| Cc/cc converting unit |
| Dc/ac converter |
| Power supply for automation equipments |
| Power supply for portable equipment |
| Power supply for radio communication equipment |
| Power supply for telecommunication equipment |
| Rectifying unit ac/dc |
| Transformer-ferrite core |
| Transformer-silicon steel lamination |
| Uninterruptible power supply system - no-break |
| Voltage stabilizer |
