| Image | Manufacturer | Part Number | Description |
| | Holt Integrated Circuits | PM-DB2745S+ | Telecom Transformer 1:2.5/1:1.79 1Ohm Prim. DCR 3.5Ohm Sec. DCR Surface Mount |
 | Pulse | SGQ1553-45 | Telecom Transformer 1CT:2.5CT/1CT:1.79CT 100Vrms 1Ohm Prim. DCR 3.5Ohm Sec. DCR Surface Mount |
 | Pulse | DGL1553-45 | Telecom Transformer 1CT:2.5CT/1CT:1.79CT 100Vrms 1Ohm Prim. DCR 3.5Ohm Sec. DCR Surface Mount |
| | Bourns | SM540-1 | Telecom Transformer 1:1 1500Vrms 1Ohm Prim. DCR 1dB Surface Mount |
| | EPCOS | B82803A0335A007 | Telecom Transformer 1:1 1000Vrms 5Ohm Prim. DCR 5Ohm Sec. DCR Surface Mount |
 | Pulse | DGL1553-5 | Telecom Transformer 1CT:2.12CT/1CT:1.5CT 100Vrms 1Ohm Prim. DCR 3.5Ohm Sec. DCR Surface Mount |
 | Pulse | SGQ1553-5 | Telecom Transformer 1CT:2.12CT/1CT:1.5CT 100Vrms 1Ohm Prim. DCR 3.5Ohm Sec. DCR Surface Mount |
 | Pulse | DFL1553-5 | Telecom Transformer 1CT:2.12CT/1CT:1.5CT 100Vrms 1Ohm Prim. DCR 3.5Ohm Sec. DCR Surface Mount |
 | Pulse | SFQ1553-5 | Telecom Transformer 1CT:2.12CT/1CT:1.5CT 100Vrms 1Ohm Prim. DCR 3.5Ohm Sec. DCR Surface Mount |
 | Pulse | GL1553-5 | Telecom Transformer 1CT:2.12CT/1CT:1.5CT 100Vrms 1Ohm Prim. DCR 3.5Ohm Sec. DCR Surface Mount |
 | Pulse | FL1553-5 | Telecom Transformer 1CT:2.12CT/1CT:1.5CT 100Vrms 1Ohm Prim. DCR 3.5Ohm Sec. DCR Surface Mount |
 | Pulse | T1006NLT | Telecom Transformer 1:2CT 1500Vrms 0.6Ohm Prim. DCR 1Ohm Sec. DCR Surface Mount |
 | Pulse | SMQT1553-45 | Telecom Transformer 1CT:2.5CT/1CT:1.79CT 100Vrms 1Ohm Prim. DCR 3.5Ohm Sec. DCR Surface Mount |
 | Pulse | PE-65848NL | RF Transformer 1CS:1CS 1500Vrms 1Ohm Prim. DCR 1Ohm Sec. DCR Surface Mount |
 | Pulse | B2168T | Telecom Transformer 1:1 1500Vrms 1Ohm Prim. DCR 1Ohm Sec. DCR <0.5dB Surface Mount |
 | Pulse | B2168NL | Telecom Transformer 1:1 1500Vrms 1Ohm Prim. DCR 1Ohm Sec. DCR <0.5dB Surface Mount |
 | Pulse | B2168 | Telecom Transformer 1:1 1500Vrms 1Ohm Prim. DCR 1Ohm Sec. DCR <0.5dB Surface Mount |
 | Bel Fuse | S560-6600-F3 | Telecom Transformer 1:1 1500Vrms 1Ohm Prim. DCR 1Ohm Sec. DCR 0.5dB Surface Mount |
 | Pulse | B2168NLT | Telecom Transformer 1:1 1500Vrms 1Ohm Prim. DCR 1Ohm Sec. DCR <0.5dB Surface Mount |
 | Pulse | T1001NL | Telecom Transformer 1:1.36/1 1500Vrms 0.7Ohm Prim. DCR 1Ohm Sec. DCR Surface Mount |
 | Pulse | DGL1553-2 | Telecom Transformer 1.4CT:1CT/2CT:1CT 100Vrms 3.5Ohm Prim. DCR 3Ohm Sec. DCR Surface Mount |
 | Pulse | B2013NL | Telecom Transformer 1Ohm Prim. DCR Surface Mount |
 | Pulse | B4003NL | Telecom Transformer 1500Vrms 1Ohm Prim. DCR Surface Mount |
 | Pulse | T5042T | Telecom Transformer 1:2 3000Vrms 3Ohm Prim. DCR 5Ohm Sec. DCR Surface Mount |
 | Pulse | T5042 | Telecom Transformer 1:2 3000Vrms 3Ohm Prim. DCR 5Ohm Sec. DCR Surface Mount |