| 335999 |
Rectifiers (except electronic component-type, semiconductor) manufacturing |
| 335999 |
Semiconductor battery chargers manufacturing |
| 335999 |
Semiconductor high-voltage power supplies manufacturing |
| 335999 |
Series capacitors (except electronic) manufacturing |
| 335999 |
Surge suppressors manufacturing |
| 335999 |
Thermoelectric generators manufacturing |
| 335999 |
Ultrasonic cleaning equipment (except dental, medical) manufacturing |
| 335999 |
Ultrasonic generators sold separately for inclusion in tools and equipment manufacturing |
| 335999 |
Uninterruptible power supplies (UPS) manufacturing |
| 335999 |
UPS (uninterruptible power supplies) manufacturing |