Transformers – Mouser Singapore

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Ethernet Solutions

Würth Elektronik offers multiple Ethernet solutions, including LAN transformers and modular jack connectors. The WE-LAN transformer series is designed with at least one transformer and one common mode choke in each channel. The LAN transformer portfolio consists of the WE-LAN series with Power over Ethernet (PoE) up to 150W and speeds up to 1Gbit/s, the WE-LAN 10G series with 10G Base-T and PoE(+) over four pairs up to 150W, and the WE-LAN AQ series, which is manufactured by a fully automated process with Ethernet speeds up to 1Gbit/s.

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Part #

Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port

749020010A
Wurth Elektronik
1: $9.40
3,791In Stock

Mfr. Part No.
749020010A

Mouser Part No
710-749020010A

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port

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Datasheet

3,791In Stock

Cut Tape

$9.40

$8.60

$7.96

$7.47

Reel

$7.14

MouseReel Available

Min.: 1
Mult.: 1

: 400

Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port ETR

749020011A
Wurth Elektronik
1: $9.40
640In Stock
1,200Expected 18/9/2026

Mfr. Part No.
749020011A

Mouser Part No
710-749020011A

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port ETR

Learn More

Datasheet

640In Stock

1,200Expected 18/9/2026

Cut Tape

$9.40

$8.60

$7.96

$7.47

Reel

$7.14

MouseReel Available

Min.: 1
Mult.: 1

: 400

Audio Transformers / Signal Transformers WE-LAN Transformer 1000BT 1/2 Port ETR

749020100A
Wurth Elektronik
1: $8.91
5,040In Stock
12,000On Order

Mfr. Part No.
749020100A

Mouser Part No
710-749020100A

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN Transformer 1000BT 1/2 Port ETR

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Datasheet

5,040In Stock

12,000On Order

Cut Tape

$8.91

$7.71

$6.81

$6.34

$5.66

Reel

$5.44

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port

749020111A
Wurth Elektronik
1: $5.37
3,251In Stock
10,500On Order

Mfr. Part No.
749020111A

Mouser Part No
710-749020111A

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port

Learn More

Datasheet

3,251In Stock

10,500On Order

Cut Tape

$5.37

$5.06

$4.77

$4.58

Reel

$4.41

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Audio Transformers / Signal Transformers WE-LAN AQ SMD Tfrmr 10/100/1000 Base-T

749020310
Wurth Elektronik
1: $10.23
1,971In Stock
5,600On Order

Mfr. Part No.
749020310

Mouser Part No
710-749020310

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN AQ SMD Tfrmr 10/100/1000 Base-T

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Datasheet

1,971In Stock

5,600On Order

Cut Tape

$10.23

$10.21

$9.52

$8.35

Reel

$6.79

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

Audio Transformers / Signal Transformers WE-LAN SMT TRANSFMR 1000BT 1Port PoE+ETR

749022011
Wurth Elektronik
1: $8.79
761In Stock
1,500Expected 2/10/2026

Mfr. Part No.
749022011

Mouser Part No
710-749022011

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN SMT TRANSFMR 1000BT 1Port PoE+ETR

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Datasheet

761In Stock

1,500Expected 2/10/2026

Cut Tape

$8.79

$8.47

$8.00

$7.53

$7.06

Reel

$6.83

MouseReel Available

Min.: 1
Mult.: 1

: 375

Audio Transformers / Signal Transformers WE-LAN 1KBaseT 4PPoE 350uH 1Port 1500Vrms

7490220115
Wurth Elektronik
1: $18.09
613In Stock
800Expected 14/8/2026

Mfr. Part No.
7490220115

Mouser Part No
710-7490220115

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 1KBaseT 4PPoE 350uH 1Port 1500Vrms

Learn More

Datasheet

613In Stock

800Expected 14/8/2026

Cut Tape

$18.09

$14.96

$12.57

$12.05

Reel

$12.05

MouseReel Available

Min.: 1
Mult.: 1

: 400

Audio Transformers / Signal Transformers WE-LAN 10/100/1000 1Port ETR Base T SMD

7490220120
Wurth Elektronik
1: $8.08
667In Stock
2,000Expected 14/8/2026

Mfr. Part No.
7490220120

Mouser Part No
710-7490220120

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10/100/1000 1Port ETR Base T SMD

Learn More

Datasheet

667In Stock

2,000Expected 14/8/2026

Cut Tape

$8.08

$7.79

$7.32

$6.90

Reel

$6.46

MouseReel Available

Min.: 1
Mult.: 1

: 400

Audio Transformers / Signal Transformers WE-LAN 10/100/1000 1Port ETR Base T SMD

7490220121
Wurth Elektronik / Midcom
1: $8.79
1,007In Stock
1,280Expected 14/8/2026

Mfr. Part No.
7490220121

Mouser Part No
710-7490220121

Wurth Elektronik / Midcom

Audio Transformers / Signal Transformers WE-LAN 10/100/1000 1Port ETR Base T SMD

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Datasheet

1,007In Stock

1,280Expected 14/8/2026

Cut Tape

$8.79

$8.49

$7.97

$7.49

Reel

$7.03

MouseReel Available

Min.: 1
Mult.: 1

: 320

Audio Transformers / Signal Transformers WE-LAN SMD Transfrmr 10/100/1000Base-T

7490220123
Wurth Elektronik
1: $8.79
1,933In Stock
1,740Expected 4/9/2026

Mfr. Part No.
7490220123

Mouser Part No
710-7490220123

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN SMD Transfrmr 10/100/1000Base-T

Learn More

Datasheet

1,933In Stock

1,740Expected 4/9/2026

Cut Tape

$8.79

$8.49

$7.97

$7.49

Reel

$7.03

MouseReel Available

Min.: 1
Mult.: 1

: 290

Audio Transformers / Signal Transformers WE-LAN AQ 1KBaseT 4PPoE 150uH 1500Vrms

749022310
Wurth Elektronik
1: $7.18
846In Stock
800Expected 14/8/2026

Mfr. Part No.
749022310

Mouser Part No
710-749022310

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN AQ 1KBaseT 4PPoE 150uH 1500Vrms

Learn More

Datasheet

846In Stock

800Expected 14/8/2026

Cut Tape

$7.18

$6.61

$5.88

$5.40

$4.90

Reel

$4.41

MouseReel Available

Min.: 1
Mult.: 1

: 800

Audio Transformers / Signal Transformers WE-LAN AQ 1KBaseT 4PPoE 180uH 1500Vrms

749023310
Wurth Elektronik
1: $7.18
752In Stock
800Expected 28/8/2026

Mfr. Part No.
749023310

Mouser Part No
710-749023310

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN AQ 1KBaseT 4PPoE 180uH 1500Vrms

Learn More

Datasheet

752In Stock

800Expected 28/8/2026

Cut Tape

$7.18

$6.61

$5.88

$5.40

$4.90

Reel

$4.41

MouseReel Available

Min.: 1
Mult.: 1

: 800

Audio Transformers / Signal Transformers WE-LAN 1KBsT nonPoE 350uH 1Port 1500Vrms

749024015C
Wurth Elektronik
1: $16.08
363In Stock

Mfr. Part No.
749024015C

Mouser Part No
710-749024015C

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 1KBsT nonPoE 350uH 1Port 1500Vrms

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Datasheet

363In Stock

Cut Tape

$16.08

$16.05

$16.03

$16.02

Reel

$14.44

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port 4PPoE Trnsfmr

749052050
Wurth Elektronik
1: $21.35
410In Stock
1,450On Order

Mfr. Part No.
749052050

Mouser Part No
710-749052050

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port 4PPoE Trnsfmr

Learn More

Datasheet

410In Stock

1,450On Order

Cut Tape

$21.35

$17.86

$17.84

$15.46

Reel

$12.62

View

MouseReel Available

Min.: 1
Mult.: 1

: 290

Audio Transformers / Signal Transformers WE-LAN 2.5G/5G Base-T SMT 1 Port 120uH OCL a. 27mA DC Bias ETR from -40C to +85C

749082010
Wurth Elektronik
1: $20.86
365In Stock

Mfr. Part No.
749082010

Mouser Part No
710-749082010

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 2.5G/5G Base-T SMT 1 Port 120uH OCL a. 27mA DC Bias ETR from -40C to +85C

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Datasheet

365In Stock

Cut Tape

$20.86

$19.16

$17.29

$15.69

Reel

$14.35

MouseReel Available

Min.: 1
Mult.: 1

: 290

Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 100BT 1 Port

749010012A
Wurth Elektronik
1: $5.33
757In Stock
600Expected 14/8/2026

Mfr. Part No.
749010012A

Mouser Part No
710-749010012A

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 100BT 1 Port

Learn More

Datasheet

757In Stock

600Expected 14/8/2026

Cut Tape

$5.33

$4.83

$4.50

$4.16

Reel

$2.99

MouseReel Available

Min.: 1
Mult.: 1

: 600

Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT Transformer 1 Port 40pin pitch 1.27mm

7490240140
Wurth Elektronik
1: $16.25
224In Stock

Mfr. Part No.
7490240140

Mouser Part No
710-7490240140

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT Transformer 1 Port 40pin pitch 1.27mm

Learn More

Datasheet

224In Stock

Cut Tape

$16.25

$13.55

$12.32

$11.19

Reel

$10.42

MouseReel Available

Min.: 1
Mult.: 1

: 200

Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT Transformer 1 Port 1000BASE-T 24pin pitch 1.27mm

7490240142
Wurth Elektronik
1: $16.25
103In Stock
960On Order

Mfr. Part No.
7490240142

Mouser Part No
710-7490240142

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT Transformer 1 Port 1000BASE-T 24pin pitch 1.27mm

Learn More

Datasheet

103In Stock

960On Order

Cut Tape

$16.25

$13.55

$12.32

$11.19

Reel

$10.17

MouseReel Available

Min.: 1
Mult.: 1

: 240

Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port Transformer

749050010A
Wurth Elektronik
1: $10.38
178In Stock
400Expected 28/8/2026

Mfr. Part No.
749050010A

Mouser Part No
710-749050010A

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port Transformer

Learn More

Datasheet

178In Stock

400Expected 28/8/2026

Cut Tape

$10.38

$9.34

$8.96

$8.69

Reel

$7.92

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port ETR Trnsfmr

749050018
Wurth Elektronik
1: $17.87
96In Stock
450Expected 8/12/2026

Mfr. Part No.
749050018

Mouser Part No
710-749050018

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port ETR Trnsfmr

Learn More

Datasheet

96In Stock

450Expected 8/12/2026

Cut Tape

$17.87

$14.84

$12.89

$11.64

Reel

$11.64

MouseReel Available

Min.: 1
Mult.: 1

: 450

Audio Transformers / Signal Transformers WE-LAN 1000Base-T 350uH 1Port 1500Vrms

749020023A
Wurth Elektronik
1: $8.12
57,896On Order

Mfr. Part No.
749020023A

Mouser Part No
710-749020023A

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 1000Base-T 350uH 1Port 1500Vrms

Learn More

Datasheet

57,896On Order

Cut Tape

$8.12

$6.70

$5.63

$5.13

Reel

$4.66

MouseReel Available

Min.: 1
Mult.: 1

: 800

Audio Transformers / Signal Transformers WE-LAN 1Port SMD Trnsfmr

749014011
Wurth Elektronik
1: $16.66
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
749014011

Mouser Part No
710-749014011

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 1Port SMD Trnsfmr

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

Cut Tape

$16.66

$16.08

$15.18

$14.28

Reel

$13.40

$12.95

MouseReel Available

Min.: 1
Mult.: 1

: 250

Audio Transformers / Signal Transformers WE-LAN 10/100 Base-T 1Port SMD Transfrme

749014018
Wurth Elektronik
1,200: $15.04
Non-Stocked

Mfr. Part No.
749014018

Mouser Part No
710-749014018

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10/100 Base-T 1Port SMD Transfrme

Learn More

Datasheet

Non-Stocked

Cut Tape

$15.04

Min.: 1,200
Mult.: 300

: 300

Audio Transformers / Signal Transformers 10/100/1000 Base-T SMT Transfmr 1 Port

749020015
Wurth Elektronik
350: $8.57
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
749020015

Mouser Part No
710-749020015

Wurth Elektronik

Audio Transformers / Signal Transformers 10/100/1000 Base-T SMT Transfmr 1 Port

Learn More

Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

$8.57

$8.04

Min.: 350
Mult.: 350

: 350

Audio Transformers / Signal Transformers 10G Base-T SMT Transformer

749023020
Wurth Elektronik
300: $7.55
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
749023020

Mouser Part No
710-749023020

Wurth Elektronik

Audio Transformers / Signal Transformers 10G Base-T SMT Transformer

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

Reel

$7.55

$7.47

Min.: 300
Mult.: 300

: 300

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