| Description | features | FETCO part | identifier |
| RF tunable coils | 50 MHz to 100 MHz | FTHF | fet 1.pdf |
| RF tunable coils, 7 MM | FTRF | fet 2.pdf | |
| Telephone coupling audio transformers | 300-3500 Hz; FCC Part 68 | FATC | fet 3.pdf |
| Common mode EMI suppression inductors | For switching mode power supplies | FMT | fet 4.pdf |
| ISDN Transformers | meet CCITT 1.430 pulse wave form | FSDN | fet 5.pdf |
| Trigger transformers | for trigger source isolation as in laser firing circuits | FTT | fet 6.pdf |
| Bracket mounted control transformers | uo to 500 VA | BMC and CNC | fet 7.pdf |
| High frequency torroidal filter inductors | 8kHz to 2.0 MHz | FTFIH | fet 8.pdf |
| Low profile power transformers | 2.5VA to 24VA | FPCL | fet 10.pdf |
| Isolation power transformers; step-up and step-down | 250VA to 10KVA | IPTL | fet 11.pdf |
| Channel mounting power transformers | 115/230V; 50/60Hz primary | CMQ | fet 12.pdf |
| Plug-in pc board power transformers | 115/230V; 50/60Hz primary | PPCD | fet 13.pdf |
| EE-Type common mode chokes | 0.5 to 4.0 a/rms | FEEC | fet 14.pdf |
