| Type | Style | Company Name | Link |
|---|---|---|---|
| Filters | Eaton Electrical Inc. | http://www.eatonelectrical.com | |
| Filters | GE Electrical Distribution & Control | http://www.geindustrial.com | |
| Filters | Harmonics Ltd. | http://harmonicslimited.com/ | |
| Filters | MTE Corp. | http://www.mtecorp.com | |
| Filters | Schneider Electric | http://www.us.schneider-electric.com | |
| Filters | Staco Energy Products Co | http://www.StacoEnergy.com | |
| Filters | TCI Trans-Coil Inc. | http://www.transcoil.com | |
| Filters | Unisin Power Technology | http://www.unisin.com |