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: 80
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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 Package/Case Length Width Height Series Packaging
Pulse Electronics Audio Transformers / Signal Transformers 120uH 1500V T/R=1 2% DC=600mA 442In Stock
$5.45
$4.93
$4.66
$4.51
Min.: 1
Mult.: 1
Signal Transformers PoE SMD/SMT 120 uH 1.5 kVrms - 40 C + 85 C Single 15.24 mm 7.62 mm 8.64 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 120uH 1500V T/R=1 2% DC=600mA 683In Stock
Cut Tape
$5.45
$4.93
$4.73
$4.59
Reel
$3.99
Min.: 1
Mult.: 1
: 300
Signal Transformers PoE SMD/SMT 120 uH 1.5 kVrms - 40 C + 85 C Single 15.24 mm 7.62 mm 8.64 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-port 1,366In Stock
$7.33
$6.28
$6.04
$5.90
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 17.5 mm 12.2 mm 5.72 mm 1000Base-T Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port 794In Stock
Cut Tape
$8.71
$7.86
$7.55
$7.32
Reel
$6.72
Min.: 1
Mult.: 1
: 300
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1 Ohms 1 Ohms 1.5 kV - 40 C + 85 C Single 25.4 mm 9.91 mm 6.22 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 10/100Base-T SMD 1-Port 357In Stock
$8.11
$7.11
$6.54
$6.04
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 25.4 mm 12.83 mm 6.22 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 1500V 350uH 8mA 2% 269In Stock
$14.76
$13.07
$13.06
$12.34
$10.57
Min.: 1
Mult.: 1
Module SMD/SMT 350 uH 1500 Vrms - 40 C + 85 C 27.94 mm 7.55 mm 8.33 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por 796In Stock
$4.55
$4.19
$4.14
$3.98
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single SMT 12.7 mm 9.53 mm 6 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T NonPoE 1-Port SMD 350uH 600In Stock
$4.70
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 17.53 mm 16 mm 5.715 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .75Ohms 2-Port 12In Stock
Cut Tape
$8.93
$8.06
$7.73
$7.49
Reel
$6.28
Min.: 1
Mult.: 1
: 200
LAN Transformers Module SMD/SMT - 40 C + 85 C Single Reel, Cut Tape
Pulse Electronics Audio Transformers / Signal Transformers 1500V 350uH 8mA 2% 18In Stock
$16.79
$16.04
$16.03
$13.54
Min.: 1
Mult.: 1
Module SMD/SMT 350 uH 1500 Vrms - 40 C + 85 C 27.94 mm 7.55 mm 8.33 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers MDL,DUAL,1GD, 1:1, HF,SMT T&R 1,144In Stock
Cut Tape
$15.71
$14.18
$13.41
$12.93
Reel
$10.01
Min.: 1
Mult.: 1
: 250
Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers MDL,DUAL,1GP, 1:1, HF, SMT T&R 996In Stock
Cut Tape
$15.71
$14.18
$13.41
$12.93
Reel
$10.08
Min.: 1
Mult.: 1
: 250
Reel, Cut Tape, MouseReel


Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T PCMCIA 1-Port NonPoE SMD 4,813In Stock
Cut Tape
$7.91
$7.14
$6.85
$6.64
Reel
$5.84
Min.: 1
Mult.: 1
: 400
LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C Single 17.78 mm 9.91 mm 3.2 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port 314In Stock
$7.58
$6.85
$6.15
$5.92
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single SMT 12.7 mm 9.53 mm 6 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port 4,500In Stock
8,000Expected 2026/11/20
Cut Tape
$7.37
$6.61
$6.29
$6.11
Reel
$5.00
Min.: 1
Mult.: 1
Max.: 16,000
: 2,000
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 12.7 mm 9.652 mm 2.083 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port 14,231In Stock
Cut Tape
$3.84
$3.47
$3.24
$2.84
Reel
$2.49
Min.: 1
Mult.: 1
Max.: 4,800
: 600
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 12.7 mm 9.65 mm 5.97 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 4-Port 2,235In Stock
Cut Tape
$13.82
$12.46
$11.94
$11.57
Reel
$10.73
Min.: 1
Mult.: 1
: 250
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Quad 28.58 mm 16.002 mm 5.84 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por 5,087In Stock
Cut Tape
$9.90
$8.79
$8.37
$7.97
Reel
$7.29
Min.: 1
Mult.: 1
Max.: 2,400
: 300
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 17.53 mm 16 mm 5.51 mm HX5004 Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD PoE 325uH 1-Port 5,903In Stock
$12.20
$11.15
$9.40
$9.16
Min.: 1
Mult.: 1
Max.: 280
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 13.64 mm 13.64 mm 5.72 mm HX Tube


Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-Port 3,222In Stock
$7.50
$6.71
$6.37
$6.18
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 15.24 mm 9.78 mm 4.14 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T NonPoE 350uH .65Ohms 1-Port 4,118In Stock
$19.22
$17.49
$16.26
$15.91
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 16.51 mm 9.14 mm 2.08 mm 1000Base-T Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX 350uH 1Port IsolVolt 1.5kV 2,038In Stock
$4.81
$4.35
$3.84
$3.79
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 350 uH 1.5 kV - 40 C + 85 C Single 12.7 mm 9.65 mm 4.01 mm 100Base-TX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port 2,171In Stock
Cut Tape
$3.84
$3.48
$3.24
$3.14
Reel
$2.87
Min.: 1
Mult.: 1
: 600
LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C Single 0.5 in 0.358 in 0.236 in HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port 981In Stock
3,000Expected 2026/12/04
Cut Tape
$3.77
$3.40
$3.17
$3.06
Reel
$2.78
Min.: 1
Mult.: 1
: 600
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 12.7 mm 9.53 mm 5.97 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 4-Port 554In Stock
$13.57
$11.73
$10.83
$10.36
$9.40
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Quad 28.58 mm 16 mm 5.84 mm HX Tube