LAN Discrete Transformer Modules

Pulse Electronics LAN Discrete Transformer Modules are optimized for all major LAN transceivers. These modules provide electrical circuit isolation that meets IEEE 802.3 standards while maintaining the signal integrity needed for the most demanding applications. Pulse Electronics LAN Discrete Transformer Modules feature a peak reflow temperature rating of +245°C. Other features include 1kHz to 100MHz frequency range, 1Ω impedance, 350µH inductance, and 1.5kV isolation voltage.

Results: 64
Select Image Part # Mfr. Description Datasheet Availability Pricing (CLP) 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 1000BaseT SMD NonPoE 350uH 1-port 1.366In Stock
$8.339
$7.155
$6.881
$6.710
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 10/100Base-T SMD 1-Port 357In Stock
$9.240
$8.089
$7.451
$6.881
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 100Base-TX SMD PoE 350uH .65Ohms 2-Port 233In Stock
$10.846
$9.786
$9.319
$8.966
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Dual 15.11 mm 13.16 mm 6.12 mm H2009 Tube
Pulse Electronics Audio Transformers / Signal Transformers 10/100Base-TX SMD Non-PoE 1-Port 189In Stock
$8.602
$7.645
$7.291
$7.132
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 17.78 mm 13.72 mm 5.84 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por 9.960In Stock
$6.050
$5.138
$4.318
$4.227
Min.: 1
Mult.: 1
Max.: 320
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 12.7 mm 9.53 mm 6.09 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por 21.714In Stock
1.200Expected 5/10/2027
Cut Tape
$4.455
$3.931
$3.725
$3.201
Reel
$2.655
Min.: 1
Mult.: 1
Max.: 4.800
: 600
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 12.7 mm 9.53 mm 6.09 mm Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por 3.645In Stock
$9.251
$8.396
$6.870
$6.722
$6.619
Min.: 1
Mult.: 1
Max.: 200
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 17.53 mm 12.2 mm 5.51 mm H5007 Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por 7.808In Stock
Cut Tape
$9.456
$8.533
$8.169
$7.781
Reel
$6.836
Min.: 1
Mult.: 1
Max.: 2.400
: 300
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 17.53 mm 16 mm 5.51 mm H5007 Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por 5.221In Stock
Cut Tape
$11.279
$10.014
$9.536
$9.331
Reel
$8.339
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 6.146In Stock
$13.899
$12.703
$10.709
$10.436
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 1000Base-T NonPoE 350uH .65Ohms 1-Port 4.153In Stock
$20.826
$19.356
$18.479
$18.035
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 10/100BaseT SMD NPoE 1-Port 849In Stock
$6.893
$5.343
$5.309
$4.204
$4.193
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 17.78 mm 12.95 mm 9.4 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 4-Por 507In Stock
$15.300
$12.076
$11.655
$11.188
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 1 kHz to 100 MHz 350 uH 1 Ohms 1 Ohms 1.5 kV 0 C + 70 C Quad 28.58 mm x 116 mm x 5.84 mm 28.58 mm 12.19 mm 5.84 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 4-Por 757In Stock
Cut Tape
$14.161
$12.874
$12.304
$11.928
Reel
$11.199
Min.: 1
Mult.: 1
: 250
LAN Transformers Module SMD/SMT 1 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Quad 28.58 mm 16 mm 5.84 mm Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1200uH .8Ohms 1-Port 966In Stock
Cut Tape
$5.765
$5.093
$4.887
$4.739
Reel
$3.463
Min.: 1
Mult.: 1
: 600
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 12.7 mm 6.73 mm 5.97 mm H1197 Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port 464In Stock
1.000Expected 11/20/2026
$8.966
$8.009
$7.451
$7.223
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 12.7 mm 9.4 mm 5.97 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Port 353In Stock
$12.236
$11.427
$11.199
$9.729
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 13.64 mm 18.8 mm 5.72 mm 5008 Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por 378In Stock
Cut Tape
$8.499
$7.679
$7.360
$7.132
Reel
$6.528
Min.: 1
Mult.: 1
: 350
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 13.64 mm 13.64 mm 5.72 mm 5008 Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-Port 450In Stock
Cut Tape
$6.505
$5.788
$5.560
$5.389
Reel
$4.432
Min.: 1
Mult.: 1
: 700
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1 Ohms 1 Ohms 1.5 kV 0 C + 70 C Single 15.11 mm 10.77 mm 4.01 mm Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port 1.510In Stock
$8.157
$7.371
$6.061
$5.901
Min.: 1
Mult.: 1
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 100Base-TX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX 350uH 1Port IsolVolt 1.5kV 2.038In Stock
$5.480
$4.956
$4.375
$4.318
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 3.561In Stock
3.800Expected 2/15/2027
$6.175
$5.218
$4.500
$4.386
Min.: 1
Mult.: 1
Max.: 320
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 100Base-TX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port 1.922In Stock
30.000On Order
Cut Tape
$4.512
$3.931
$3.657
$3.543
Reel
$3.270
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 9.53 mm 5.97 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port 981In Stock
3.000Expected 12/15/2026
Cut Tape
$4.466
$3.817
$3.634
$3.418
Reel
$3.076
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
$15.460
$13.364
$12.327
$11.803
$10.709
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