Transformers – Mouser Liechtenstein

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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 1KBsT nonPoE 350uH 2Port 1500Vrms

749020022A
Wurth Elektronik
1: CHF 13.56
341In Stock

Mfr. Part No.
749020022A

Mouser Part No
710-749020022A

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 1KBsT nonPoE 350uH 2Port 1500Vrms

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Datasheet

341In Stock

Cut Tape

CHF 13.56

CHF 11.21

CHF 9.66

Reel

CHF 9.03

MouseReel Available

Min.: 1
Mult.: 1

: 330

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

7490100111
Wurth Elektronik
1: CHF 4.20
2’674In Stock

Mfr. Part No.
7490100111

Mouser Part No
710-7490100111

Wurth Elektronik

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

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Datasheet

2’674In Stock

Cut Tape

CHF 4.20

CHF 4.13

CHF 3.84

CHF 3.54

Reel

CHF 3.25

View

MouseReel Available

Min.: 1
Mult.: 1

: 750

Audio Transformers / Signal Transformers WE-LAN 10/100BaseT nonPoE 350uH 4500Vrm

7490140123B
Wurth Elektronik
1: CHF 9.48
764In Stock

Mfr. Part No.
7490140123B

Mouser Part No
710-7490140123B

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10/100BaseT nonPoE 350uH 4500Vrm

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Datasheet

764In Stock

Cut Tape

CHF 9.48

CHF 7.90

CHF 7.18

Reel

CHF 6.53

MouseReel Available

Min.: 1
Mult.: 1

: 300

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

749014012
Wurth Elektronik
1: CHF 9.72
663In Stock

Mfr. Part No.
749014012

Mouser Part No
710-749014012

Wurth Elektronik

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

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Datasheet

663In Stock

Cut Tape

CHF 9.72

CHF 9.38

CHF 8.86

CHF 8.33

Reel

CHF 7.81

CHF 7.56

MouseReel Available

Min.: 1
Mult.: 1

: 250

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

749013011A
Wurth Elektronik / Midcom
1: CHF 3.11
7’009In Stock

Mfr. Part No.
749013011A

Mouser Part No
710-749013011A

Wurth Elektronik / Midcom

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

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Datasheet

7’009In Stock

Cut Tape

CHF 3.11

CHF 2.89

CHF 2.65

CHF 2.46

Reel

CHF 1.94

MouseReel Available

Min.: 1
Mult.: 1

: 600

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

7490220122
Wurth Elektronik
1: CHF 5.52
8’115In Stock

Mfr. Part No.
7490220122

Mouser Part No
710-7490220122

Wurth Elektronik

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

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Datasheet

8’115In Stock

Cut Tape

CHF 5.52

CHF 5.34

CHF 5.02

CHF 4.72

Reel

CHF 4.43

MouseReel Available

Min.: 1
Mult.: 1

: 290

Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT 24P pitch 1.27mm 1.5KVrms isolation. PoE 350mA

749023113C
Wurth Elektronik
1: CHF 6.82
12’558In Stock

Mfr. Part No.
749023113C

Mouser Part No
710-749023113C

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT 24P pitch 1.27mm 1.5KVrms isolation. PoE 350mA

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Datasheet

12’558In Stock

Cut Tape

CHF 6.82

CHF 6.30

CHF 6.21

CHF 5.70

View

Reel

CHF 5.61

MouseReel Available

Min.: 1
Mult.: 1

: 1’200

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

749024012
Wurth Elektronik
1: CHF 17.32
1’593In Stock

Mfr. Part No.
749024012

Mouser Part No
710-749024012

Wurth Elektronik

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

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Datasheet

1’593In Stock

Cut Tape

CHF 17.32

CHF 16.71

CHF 15.78

Reel

CHF 14.85

CHF 13.92

MouseReel Available

Min.: 1
Mult.: 1

: 175

Audio Transformers / Signal Transformers WE-LAN DP83822 SMT Transfrmr 100BT 1 Port ETR

749013011
Wurth Elektronik
1: CHF 1.95
2’134In Stock
1’725Expected 8/13/2026

Mfr. Part No.
749013011

Mouser Part No
710-749013011

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN DP83822 SMT Transfrmr 100BT 1 Port ETR

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Datasheet

2’134In Stock

1’725Expected 8/13/2026

Cut Tape

CHF 1.95

CHF 1.90

Reel

CHF 1.60

MouseReel Available

Min.: 1
Mult.: 1

: 750

Audio Transformers / Signal Transformers WE-LAN 2.5G / 5GB Base-T 1Port ETR

749080010
Wurth Elektronik
1: CHF 9.77
190In Stock
400On Order

Mfr. Part No.
749080010

Mouser Part No
710-749080010

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 2.5G / 5GB Base-T 1Port ETR

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Datasheet

190In Stock

400On Order

Cut Tape

CHF 9.77

CHF 8.97

CHF 8.09

CHF 7.34

Reel

CHF 7.34

MouseReel Available

Min.: 1
Mult.: 1

: 400

Pulse Transformers WE-RJ45LAN

7499311614
Wurth Elektronik
1: CHF 8.67
45In Stock
168On Order

Mfr. Part No.
7499311614

Mouser Part No
710-7499311614

Wurth Elektronik

Pulse Transformers WE-RJ45LAN

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Datasheet

45In Stock

168On Order

CHF 8.67

CHF 8.25

CHF 8.01

CHF 7.76

CHF 7.51

Min.: 1
Mult.: 1

PCB Mount

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

7490100110A
Wurth Elektronik
1: CHF 2.98
6’999In Stock
5’400Expected 11/24/2026

Mfr. Part No.
7490100110A

Mouser Part No
710-7490100110A

Wurth Elektronik

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

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Datasheet

6’999In Stock

5’400Expected 11/24/2026

Cut Tape

CHF 2.98

CHF 2.75

CHF 2.55

CHF 2.36

Reel

CHF 1.71

MouseReel Available

Min.: 1
Mult.: 1

: 600

Audio Transformers / Signal Transformers WE-STST DP83TD510E 4532 350uH 1 Ch Sgl Pair Ether

7490100111A
Wurth Elektronik
1: CHF 3.15
8’174In Stock
5’400Expected 7/31/2026

Mfr. Part No.
7490100111A

Mouser Part No
710-7490100111A

Wurth Elektronik

Audio Transformers / Signal Transformers WE-STST DP83TD510E 4532 350uH 1 Ch Sgl Pair Ether

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Datasheet

8’174In Stock

5’400Expected 7/31/2026

Cut Tape

CHF 3.15

CHF 2.93

CHF 2.60

CHF 2.27

Reel

CHF 2.12

MouseReel Available

Min.: 1
Mult.: 1

: 600

Audio Transformers / Signal Transformers WE-LAN 10/100 Base-TX SMT Transformer 1 Port

7490100111B
Wurth Elektronik
1: CHF 3.11
1’730In Stock

Mfr. Part No.
7490100111B

Mouser Part No
710-7490100111B

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10/100 Base-TX SMT Transformer 1 Port

Learn More

Datasheet

1’730In Stock

Cut Tape

CHF 3.11

CHF 2.81

CHF 2.63

CHF 2.42

Reel

CHF 1.74

MouseReel Available

Min.: 1
Mult.: 1

: 650

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

7490100161A
Wurth Elektronik / Midcom
1: CHF 3.06
983In Stock

Mfr. Part No.
7490100161A

Mouser Part No
710-7490100161A

Wurth Elektronik / Midcom

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

Learn More

Datasheet

983In Stock

Cut Tape

CHF 3.06

CHF 2.84

CHF 2.58

CHF 2.34

Reel

CHF 2.12

CHF 1.94

MouseReel Available

Min.: 1
Mult.: 1

: 600

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

749010310
Wurth Elektronik / Midcom
1: CHF 4.28
2’720In Stock

Mfr. Part No.
749010310

Mouser Part No
710-749010310

Wurth Elektronik / Midcom

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

Learn More

Datasheet

2’720In Stock

Cut Tape

CHF 4.28

CHF 3.85

CHF 3.43

CHF 3.14

Reel

CHF 2.86

View

MouseReel Available

Min.: 1
Mult.: 1

: 800

Audio Transformers / Signal Transformers WE-LAN DP83822 10/100 Base-T 1Port SMD Transfrme

7490120110
Wurth Elektronik / Midcom
1: CHF 4.06
1’353In Stock
1’300Expected 7/31/2026

Mfr. Part No.
7490120110

Mouser Part No
710-7490120110

Wurth Elektronik / Midcom

Audio Transformers / Signal Transformers WE-LAN DP83822 10/100 Base-T 1Port SMD Transfrme

Learn More

Datasheet

Product Comments

1’353In Stock

1’300Expected 7/31/2026

Cut Tape

CHF 4.06

CHF 3.76

CHF 3.42

CHF 3.10

Reel

CHF 2.82

CHF 2.56

MouseReel Available

Min.: 1
Mult.: 1

: 650

Audio Transformers / Signal Transformers WE-LAN AQ 10/100BasT 4PPoE 150uH 1500Vrms

749012310
Wurth Elektronik
1: CHF 4.19
573In Stock

Mfr. Part No.
749012310

Mouser Part No
710-749012310

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN AQ 10/100BasT 4PPoE 150uH 1500Vrms

Learn More

Datasheet

573In Stock

Cut Tape

CHF 4.19

CHF 3.85

CHF 3.43

CHF 3.14

CHF 2.86

Reel

CHF 2.57

MouseReel Available

Min.: 1
Mult.: 1

: 800

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

749014010
Wurth Elektronik
1: CHF 6.18
945In Stock

Mfr. Part No.
749014010

Mouser Part No
710-749014010

Wurth Elektronik

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

Learn More

Datasheet

945In Stock

Cut Tape

CHF 6.18

CHF 5.97

CHF 5.63

CHF 5.29

Reel

CHF 4.96

CHF 4.79

MouseReel Available

Min.: 1
Mult.: 1

: 300

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

7490140112
Wurth Elektronik
1: CHF 13.25
176In Stock
200Expected 8/20/2026

Mfr. Part No.
7490140112

Mouser Part No
710-7490140112

Wurth Elektronik

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

Learn More

Datasheet

176In Stock

200Expected 8/20/2026

Cut Tape

CHF 13.25

CHF 12.77

CHF 12.07

CHF 11.36

Reel

CHF 10.22

CHF 9.26

MouseReel Available

Min.: 1
Mult.: 1

: 200

Audio Transformers / Signal Transformers WE-LAN 10/100BaseT nonPoE 350uH 2500Vrm

7490140117C
Wurth Elektronik
1: CHF 4.73
2’158In Stock

Mfr. Part No.
7490140117C

Mouser Part No
710-7490140117C

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10/100BaseT nonPoE 350uH 2500Vrm

Learn More

Datasheet

2’158In Stock

Cut Tape

CHF 4.73

CHF 3.91

CHF 3.28

CHF 3.15

Reel

CHF 3.15

MouseReel Available

Min.: 1
Mult.: 1

: 750

Audio Transformers / Signal Transformers WE-LAN 10/100BaseT nonPoE 350uH 4500Vrm

7490140122B
Wurth Elektronik
1: CHF 7.27
816In Stock

Mfr. Part No.
7490140122B

Mouser Part No
710-7490140122B

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10/100BaseT nonPoE 350uH 4500Vrm

Learn More

Datasheet

816In Stock

Cut Tape

CHF 7.27

CHF 6.05

CHF 5.50

Reel

CHF 5.01

MouseReel Available

Min.: 1
Mult.: 1

: 300

Audio Transformers / Signal Transformers WE-LAN 10/100 Base-TX SMT Transformer 1Port 12pin pitch 2.54mm 4KVrms isolation

7490140141
Wurth Elektronik
1: CHF 5.13
430In Stock
600Expected 12/4/2026

Mfr. Part No.
7490140141

Mouser Part No
710-7490140141

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10/100 Base-TX SMT Transformer 1Port 12pin pitch 2.54mm 4KVrms isolation

Learn More

Datasheet

430In Stock

600Expected 12/4/2026

Cut Tape

CHF 5.13

CHF 4.94

CHF 4.67

CHF 4.39

Reel

CHF 4.11

MouseReel Available

Min.: 1
Mult.: 1

: 300

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

749020010A
Wurth Elektronik
1: CHF 5.48
4’041In Stock

Mfr. Part No.
749020010A

Mouser Part No
710-749020010A

Wurth Elektronik

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

Learn More

Datasheet

4’041In Stock

Cut Tape

CHF 5.48

CHF 5.02

CHF 4.64

CHF 4.35

Reel

CHF 4.17

MouseReel Available

Min.: 1
Mult.: 1

: 400

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

749020011A
Wurth Elektronik
1: CHF 5.48
954In Stock
1’200Expected 11/9/2026

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

954In Stock

1’200Expected 11/9/2026

Cut Tape

CHF 5.48

CHF 5.02

CHF 4.64

CHF 4.35

Reel

CHF 4.17

MouseReel Available

Min.: 1
Mult.: 1

: 400

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