High Isolation Ethernet Magnetic Transformers

Pulse Electronics High Isolation Ethernet Magnetic Transformers meet IEEE 802.3 specifications and feature a compact footprint for use in space-restrictive appliances. These transformers offer high isolation for robust applications that require more isolation than traditional LAN applications. They provide safety isolation of up to 6kV and are ideal for both industrial and medical applications. The transformers come with multiple options for working voltages, isolation voltages, and surge/impulse. Pulse Electronics High Isolation Ethernet Magnetic Transformers also meet functional, basic, supplementary, and reinforced insulation requirements. Typical applications include 2-phase and 3-phase electricity meters, battery management solutions, AC motor drives, MRI machines, CPAP machines, and dialysis equipment.

Results: 83
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Product Type Termination Style Frequency Range Inductance Primary Impedance Secondary Impedance Isolation Voltage Minimum Operating Temperature Maximum Operating Temperature Number of Channels Application Package/Case Length Width Height Series Packaging


Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Port 518In Stock
1 140Expected 04/03/2026
Min.: 1
Mult.: 1
Reel: 600

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers MDL SIN 100D 1:1 4.5K SUPPULMENT SMD 38In Stock
Min.: 1
Mult.: 1

Signal Transformers SMD/SMT 350 uH 4.5 kV - 40 C + 85 C Dual 15.2 mm 12.7 mm 7.62 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 325uH 1-Port 126In Stock
1 400Expected 10/04/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 13.16 mm 18.67 mm 6.12 mm HX Tube


Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 325uH 1-Port 43In Stock
1 390Expected 04/03/2026
Min.: 1
Mult.: 1
Reel: 350

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 13.16 mm 18.67 mm 6.12 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Port 100In Stock
Min.: 1
Mult.: 1
Reel: 250

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Dual 1000 Base-T 27.94 mm 10.92 mm 8.33 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers MDL SIN 1GD 1:1 4KV FUNCTUNIONAL SMD 21In Stock
550Expected 04/05/2026
Min.: 1
Mult.: 1

LAN Transformers SMD/SMT 1 MHz to 100 MHz 350 uH 4 kV - 40 C + 85 C Single 1000 Base-T 18.16 mm 12.2 mm 6.6 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por 124In Stock
700Expected 25/05/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 17.53 mm 16 mm 5.715 mm 1000Base-T Tube


Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-Port 54In Stock
900Expected 16/06/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 15.24 mm 9.78 mm 4.14 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Port 78In Stock
252Expected 04/05/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Dual 1000 Base-T 17.27 mm 14.73 mm 10.67 mm HX Tray
Pulse Electronics Audio Transformers / Signal Transformers 1000BASE-T SMD PoE+ 1-Port 24In Stock
400Expected 05/05/2026
Min.: 1
Mult.: 1
Reel: 25

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 4 kV - 40 C + 85 C Quad 1000 Base-T 18.5 mm 15.34 mm 9.77 mm HX Reel, Cut Tape
Pulse Electronics Audio Transformers / Signal Transformers 30W 3KVrms SMT Single Port 21In Stock
Min.: 1
Mult.: 1

PoE Transformers Pin Terminal Transformers Through Hole - 40 C + 85 C Single 28.57 mm 12.7 mm 12.7 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por 88In Stock
1 200Expected 08/05/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 100 Base-TX PoE SMT 12.7 mm 9.53 mm 6.09 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port 140In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 100 Base-TX PoE SMT 12.7 mm 9.53 mm 6 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port 401In Stock
3 160On Order
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX PoE SMT 12.7 mm 9.53 mm 6 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port 3In Stock
633Expected 04/03/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX PoE SMT 12.7 mm 9.53 mm 6 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por 15In Stock
680Expected 15/06/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX PoE SMT 12.7 mm 9.53 mm 6 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .75Ohms 1-Port 6In Stock
1 400Expected 13/05/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX PoE SMT 12.7 mm 9.53 mm 6 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T PoE SMD 1-Port 325uH/350uH 1In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T PoE 17.5 mm 15.24 mm 5.72 mm HX Tube
Pulse Electronics HX1148NL
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port 5In Stock
600Expected 10/06/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 10/100 Base-T 25.4 mm 9.91 mm 6.22 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers MDL SIN 1GD 1:1 5K FUNCTUNIONAL SMD 98In Stock
Min.: 1
Mult.: 1

Signal Transformers SMD/SMT 350 uH 5 kV 0 C + 70 C Single 1000 Base-T 18.5 mm 15.34 mm 9.77 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Por 22In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Dual 1000 Base-T 27.94 mm 10.92 mm 8.33 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port
7 886Expected 10/06/2026
Min.: 1
Mult.: 1
Reel: 2 000

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 10/100 PC Card 12.7 mm 9.652 mm 2.083 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD PoE 325uH 1-Port
4 960On Order
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 13.64 mm 13.64 mm 5.72 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 325uH 1-Port
5 250Expected 04/03/2026
Min.: 1
Mult.: 1
Reel: 350

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 13.64 mm 18.8 mm 5.72 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port
3 397On Order
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX 12.7 mm 9.53 mm 5.97 mm 100Base-TX Tube