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
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Description Datasheet Availability Pricing (CAD) 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
Datasheet
1,366In Stock
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 100Base-TX SMD PoE 350uH .65Ohms 2-Port
Datasheet
233In Stock
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 100BaseTX SMD NonPoE 1-Port
Datasheet
441In 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 14.81 mm 14.73 mm 4.88 mm H1112 Tube
Pulse Electronics Audio Transformers / Signal Transformers 10/100Base-T SMD 1-Port
Datasheet
417In Stock
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 1000BaseT SMD NonPoE 350uH .65Ohms 2-Port
Datasheet
87In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Dual 27.94 mm 10.92 mm 7.54 mm Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 10/100Base-TX SMD Non-PoE 1-Port
Datasheet
189In 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 17.78 mm 13.72 mm 5.84 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por
Datasheet
465In 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 12.7 mm 9.65 mm 6 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por
Datasheet
6,516In Stock
4,336Expected 2026-09-10
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1,200
: 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 100BaseTX SMD NonPoE 1-Port
Datasheet
3,888In Stock
Min.: 1
Mult.: 1
Max.: 160

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 SMD NonPoE 350uH 1-Port
Datasheet
4,553In Stock
Min.: 1
Mult.: 1
Max.: 160

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
Datasheet
15,118In Stock
13,200Expected 2027-03-01
MouseReel Available
Min.: 1
Mult.: 1
Max.: 2,400
: 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 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por
Datasheet
2,466In Stock
4,500Expected 2026-09-09
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1,200
: 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
Datasheet
6,582In Stock
Min.: 1
Mult.: 1
Max.: 140

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 10/100BaseT SMD NPoE 1-Port
Datasheet
1,247In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

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 Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por
Datasheet
600In 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 12.7 mm 7.11 mm 5.97 mm H1100 Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por
Datasheet
1,732In Stock
9,600On Order
Min.: 1
Mult.: 1
Max.: 160

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 4-Por
Datasheet
797In Stock
MouseReel Available
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 100Base-TX SMD PoE 350uH .65Ohms 1-Port
Datasheet
513In Stock
1,000Expected 2026-12-21
Min.: 1
Mult.: 1
Max.: 160

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 1000Base-T SMD 1-Port
Datasheet
233In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 17.53 mm 12.2 mm 5.51 mm H5004 Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por
Datasheet
1,606In Stock
2,975Expected 2026-09-14
Min.: 1
Mult.: 1
Max.: 100

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-Port
Datasheet
358In Stock
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
Datasheet
512In Stock
MouseReel Available
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 1-Port
Datasheet
223In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 19.94 mm 14.7 mm 2.54 mm H5079 Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port
Datasheet
3,366In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 2,400
: 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
Datasheet
350In Stock
570Expected 2026-09-09
Min.: 1
Mult.: 1
Max.: 60

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