Technical Support Phone Numbers
| Advance | 800-372-3331 |
| Aetna Insulated Wire | 800-423-6505 |
| Allied Tube & Conduit | 800-882-5543 |
| AFC | 800-225-8588 |
| Bell | 800-722-6437 |
| Bryant | 800-323-2792 |
| Coleman | 800-323-9355 |
| Conduit Pipe | 800-848-1100 |
| Electri-Flex | 800-323-6174 |
| Encore | 800-962-9473 |
| Gibson Stainless | 800-945-4316 |
| Georgia Pipe | 229-226-7337 |
| Hammond Power Solutions | 800-537-0500 ext.225 |
| Intermatic | 815-675-7000 |
| Killark | 800-545-5275 |
| KINGWIRE | 800-453-5464 ext. 248 |
| Littelfuse | 800-TEC-FUSE (832-3873) |
| Lutron | 800-523-9466 |
| 3M | 512-984-5000 |
| Meterman | 877-596-2680 |
| Perma-Cote Industries | 903-843-4388 |
| Power Strut | 800-416-2101 |
| Raco | 800-722-6437 |
| TJ Cope | 800-416-2101 |
| Wiegmann | 800-841-1494 |