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 1KBsT nonPoE 350uH 2Port 1500Vrms

749020022A
Wurth Elektronik
1: $23.27
364In 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

364In Stock

Cut Tape

$23.27

$19.23

$16.58

Reel

$15.48

MouseReel Available

Min.: 1
Mult.: 1

: 330

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

749012310
Wurth Elektronik
1: $7.18
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

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Datasheet

573In Stock

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 10/100 Base-T SMT Transformer 1 Port

7490100111
Wurth Elektronik
1: $7.21
2,734In 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

2,734In Stock

Cut Tape

$7.21

$7.09

$6.58

$6.08

Reel

$5.56

View

MouseReel Available

Min.: 1
Mult.: 1

: 750

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

749014012
Wurth Elektronik
1: $16.67
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

$16.67

$16.08

$15.19

$14.29

Reel

$13.40

$12.96

MouseReel Available

Min.: 1
Mult.: 1

: 250

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

749080010
Wurth Elektronik
1: $16.76
290In Stock
400Expected 10/7/2026

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

290In Stock

400Expected 10/7/2026

Cut Tape

$16.76

$15.38

$13.87

$12.59

Reel

$12.59

MouseReel Available

Min.: 1
Mult.: 1

: 400

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

7490100111A
Wurth Elektronik
1: $5.41
9,178In Stock
5,400Expected 10/7/2026

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

9,178In Stock

5,400Expected 10/7/2026

Cut Tape

$5.41

$5.03

$4.46

$3.89

Reel

$3.64

MouseReel Available

Min.: 1
Mult.: 1

: 600

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

749013011A
Wurth Elektronik / Midcom
1: $5.33
7,345In 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

7,345In Stock

Cut Tape

$5.33

$4.95

$4.54

$4.22

Reel

$3.32

MouseReel Available

Min.: 1
Mult.: 1

: 600

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

749020100A
Wurth Elektronik
1: $8.91
7,950In Stock
4,800Expected 9/10/2026

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

7,950In Stock

4,800Expected 9/10/2026

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
5,705In Stock
4,500Expected 18/9/2026

Mfr. Part No.
749020111A

Mouser Part No
710-749020111A

Wurth Elektronik

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

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Datasheet

5,705In Stock

4,500Expected 18/9/2026

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 10/100/1000 1Port ETR Base T SMD

7490220122
Wurth Elektronik
1: $9.48
5,846In Stock
2,610Expected 10/7/2026

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

5,846In Stock

2,610Expected 10/7/2026

Cut Tape

$9.48

$9.15

$8.60

$8.09

Reel

$7.59

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: $11.71
12,570In 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

12,570In Stock

Cut Tape

$11.71

$10.80

$10.66

$9.78

View

Reel

$9.63

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

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

749024012
Wurth Elektronik
1: $29.70
1,589In 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

1,589In Stock

Cut Tape

$29.70

$28.66

$27.06

Reel

$25.47

$23.88

MouseReel Available

Min.: 1
Mult.: 1

: 175

Pulse Transformers WE-RJ45LAN

7499311614
Wurth Elektronik
1: $14.86
52In Stock
168On Order

Mfr. Part No.
7499311614

Mouser Part No
710-7499311614

Wurth Elektronik

Pulse Transformers WE-RJ45LAN

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Datasheet

52In Stock

168On Order

$14.86

$14.16

$13.74

$13.31

$12.89

Min.: 1
Mult.: 1

PCB Mount

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

7490100110A
Wurth Elektronik
1: $5.10
7,010In Stock

Mfr. Part No.
7490100110A

Mouser Part No
710-7490100110A

Wurth Elektronik

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

Learn More

Datasheet

7,010In Stock

Cut Tape

$5.10

$4.71

$4.38

$4.05

Reel

$2.92

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: $5.33
1,880In 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

1,880In Stock

Cut Tape

$5.33

$4.83

$4.50

$4.16

Reel

$2.99

MouseReel Available

Min.: 1
Mult.: 1

: 650

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

749010012A
Wurth Elektronik
1: $5.33
975In Stock

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

975In Stock

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 1Port Trnsfmr 10/100 Base-T SMD

7490100161A
Wurth Elektronik / Midcom
1: $5.25
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

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Datasheet

983In Stock

Cut Tape

$5.25

$4.87

$4.42

$4.01

Reel

$3.64

$3.32

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: $7.34
2,934In 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

2,934In Stock

Cut Tape

$7.34

$6.61

$5.88

$5.39

Reel

$4.90

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: $6.96
1,403In Stock
1,300Expected 10/7/2026

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

1,403In Stock

1,300Expected 10/7/2026

Cut Tape

$6.96

$6.45

$5.86

$5.32

Reel

$4.84

$4.39

MouseReel Available

Min.: 1
Mult.: 1

: 650

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

749013011
Wurth Elektronik
1: $3.33
3,464In Stock

Mfr. Part No.
749013011

Mouser Part No
710-749013011

Wurth Elektronik

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

Learn More

Datasheet

3,464In Stock

Cut Tape

$3.33

$3.25

Reel

$2.67

MouseReel Available

Min.: 1
Mult.: 1

: 750

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

749014010
Wurth Elektronik
1: $10.59
945In Stock

Mfr. Part No.
749014010

Mouser Part No
710-749014010

Wurth Elektronik

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

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Datasheet

945In Stock

Cut Tape

$10.59

$10.23

$9.66

$9.08

Reel

$8.51

$8.23

MouseReel Available

Min.: 1
Mult.: 1

: 300

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

7490140112
Wurth Elektronik
1: $22.73
241In Stock

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

241In Stock

Cut Tape

$22.73

$21.91

$20.70

$19.48

Reel

$17.53

$15.88

MouseReel Available

Min.: 1
Mult.: 1

: 200

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

7490140117C
Wurth Elektronik
1: $8.12
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

$8.12

$6.70

$5.63

$5.41

Reel

$5.41

MouseReel Available

Min.: 1
Mult.: 1

: 750

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

7490140122B
Wurth Elektronik
1: $12.46
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

$12.46

$10.38

$9.44

Reel

$8.58

MouseReel Available

Min.: 1
Mult.: 1

: 300

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

7490140123B
Wurth Elektronik
1: $16.25
770In Stock

Mfr. Part No.
7490140123B

Mouser Part No
710-7490140123B

Wurth Elektronik

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

Learn More

Datasheet

770In Stock

Cut Tape

$16.25

$13.55

$12.32

Reel

$11.19

MouseReel Available

Min.: 1
Mult.: 1

: 300

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