Audio Transformers / Signal Transformers

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Part #

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

749024012
Wurth Elektronik
1: $21.84
1,614In Stock

Mfr. Part No.
749024012

Mouser Part No
710-749024012

Wurth Elektronik

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

Learn More

Datasheet

1,614In Stock

Cut Tape

$21.84

$21.05

$21.02

$19.89

Reel

$16.84

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 175

LAN Transformers

LAN

SMD/SMT

350 uH

4 kVAC

- 40 C

+ 85 C

28.57 mm

12.7 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490100111
Wurth Elektronik
1: $5.30
2,471In Stock

Mfr. Part No.
7490100111

Mouser Part No
710-7490100111

Wurth Elektronik

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

Learn More

Datasheet

2,471In Stock

Cut Tape

$5.30

$5.21

$5.20

$4.83

View

Reel

$3.34

MouseReel Available

Min.: 1
Mult.: 1

Reel: 750

LAN Transformers

LAN

SMD/SMT

350 uH

1.5 kVAC

- 25 C

+ 105 C

Dual

10/100 Base-T

12.95 mm

7.11 mm

5.33 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

749020023A
Wurth Elektronik
1: $5.97
4,841In Stock
7,190Expected 2026/03/27

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

4,841In Stock

7,190Expected 2026/03/27

Cut Tape

$5.97

$4.93

$4.14

$3.77

Reel

$3.43

MouseReel Available

Min.: 1
Mult.: 1

Reel: 800

LAN Transformers

LAN

SMD/SMT

350 uH

1.5 kV

- 40 C

+ 85 C

15.1 mm

7.1 mm

4.25 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490220122
Wurth Elektronik
1: $6.97
3,759In Stock
3,480On Order

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

Learn More

Datasheet

3,759In Stock

3,480On Order

Cut Tape

$6.97

$6.73

$6.33

$5.95

Reel

$5.58

MouseReel Available

Min.: 1
Mult.: 1

Reel: 290

LAN Transformers

LAN

SMD/SMT

1 MHz to 100 MHz

350 uH

1.5 kVAC

- 40 C

+ 105 C

Quad

10/100/1000 Base-T

18.29 mm

16 mm

8.8 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490100110A
Wurth Elektronik
1: $3.76
9,276In 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

9,276In Stock

Cut Tape

$3.76

$3.47

$3.22

$2.98

Reel

$2.15

MouseReel Available

Min.: 1
Mult.: 1

Reel: 600

LAN Transformers

LAN

SMD/SMT

350 uH

1500 Vrms

0 C

+ 70 C

Single

LAN

12.7 mm

9.4 mm

6.35 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490100111A
Wurth Elektronik
1: $3.98
5,763In Stock
3,000Expected 2026/07/03

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

Learn More

Datasheet

5,763In Stock

3,000Expected 2026/07/03

Cut Tape

$3.98

$3.70

$3.28

$2.86

Reel

$2.67

MouseReel Available

Min.: 1
Mult.: 1

Reel: 600

LAN Transformers

LAN

SMD/SMT

350 uH

1500 Vrms

- 40 C

+ 105 C

Single

LAN

12.7 mm

9.4 mm

6.35 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490100161A
Wurth Elektronik / Midcom
1: $3.86
1,483In 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

1,483In Stock

Cut Tape

$3.86

$3.58

$3.26

$2.95

Reel

$2.67

$2.44

MouseReel Available

Min.: 1
Mult.: 1

Reel: 600

LAN Transformers

LAN

SMD/SMT

100 kHz to 100 MHz

350 uH

1.5 kVAC

- 40 C

+ 125 C

Single

10/100 Base-T

12.7 mm

9.4 mm

6.35 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

749013011A
Wurth Elektronik / Midcom
1: $3.92
2,429In Stock
3,600Expected 2026/04/10

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

Learn More

Datasheet

2,429In Stock

3,600Expected 2026/04/10

Cut Tape

$3.92

$3.64

$3.34

$3.11

Reel

$2.44

MouseReel Available

Min.: 1
Mult.: 1

Reel: 600

LAN Transformers

LAN

SMD/SMT

1 MHz to 1 GHz

350 uH

1.5 kVAC

- 40 C

+ 105 C

Single

10/100 Base-T

12.7 mm

9.4 mm

6.35 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490140112
Wurth Elektronik
1: $16.71
292In 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

292In Stock

Cut Tape

$16.71

$16.11

$15.22

$14.33

Reel

$12.90

$11.68

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

LAN Transformers

LAN

SMD/SMT

350 uH

6 kVAC

- 40 C

+ 85 C

Dual

10/100 Base-T

24.55 mm

18.25 mm

10.85 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490140117C
Wurth Elektronik
1: $5.97
757In Stock
1,500Expected 2026/04/10

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

757In Stock

1,500Expected 2026/04/10

Cut Tape

$5.97

$4.93

$4.14

$3.98

Reel

$3.98

MouseReel Available

Min.: 1
Mult.: 1

Reel: 750

LAN Transformers

LAN

SMD/SMT

350 uH

2.5 kV

- 40 C

+ 105 C

12.7 mm

8.8 mm

5.7 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

749014012
Wurth Elektronik
1: $12.26
667In 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

Learn More

Datasheet

667In Stock

Cut Tape

$12.26

$11.83

$11.16

$10.50

Reel

$9.85

$9.52

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

LAN Transformers

LAN

SMD/SMT

500 kHz to 100 MHz

350 uH

4 kVAC

0 C

+ 70 C

Single

10/100/1000 Base-T

24.55 mm x 17 mm x 10.85 mm

24.55 mm

18.25 mm

10.85 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490140122B
Wurth Elektronik
1: $9.16
821In 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

821In Stock

Cut Tape

$9.16

$7.63

$6.94

Reel

$6.32

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

LAN Transformers

LAN

SMD/SMT

350 uH

4.5 kV

- 40 C

+ 85 C

17.1 mm

14.75 mm

8.4 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490140123B
Wurth Elektronik
1: $11.96
587In Stock
300Expected 2026/04/24

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

587In Stock

300Expected 2026/04/24

Cut Tape

$11.96

$9.97

$9.06

Reel

$8.23

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

LAN Transformers

LAN

SMD/SMT

350 uH

4.5 kV

- 40 C

+ 85 C

17.1 mm

14.75 mm

8.4 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

749020010A
Wurth Elektronik
1: $6.91
1,189In 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

1,189In Stock

Cut Tape

$6.91

$6.33

$5.85

$5.49

Reel

$5.26

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

LAN Transformers

LAN

SMD/SMT

350 uH

1500 Vrms

- 40 C

+ 85 C

Single

LAN

17.5 mm

15.24 mm

6.5 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

749020011A
Wurth Elektronik
1: $6.91
2,066In Stock
1,200Expected 2026/04/10

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

2,066In Stock

1,200Expected 2026/04/10

Cut Tape

$6.91

$6.33

$5.85

$5.49

Reel

$5.26

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

LAN Transformers

LAN

SMD/SMT

350 uH

1500 Vrms

- 40 C

+ 85 C

Single

LAN

17.5 mm

15.24 mm

6.5 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

749020100A
Wurth Elektronik
1: $6.55
3,018In Stock
4,644Expected 2026/03/27

Mfr. Part No.
749020100A

Mouser Part No
710-749020100A

Wurth Elektronik

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

Learn More

Datasheet

3,018In Stock

4,644Expected 2026/03/27

Cut Tape

$6.55

$5.68

$5.01

$4.66

$4.16

Reel

$4.00

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,200

LAN Transformers

LAN

SMD/SMT

350 uH

1500 Vrms

- 40 C

+ 105 C

Single

LAN

12.7 mm

9.5 mm

3 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

749020111A
Wurth Elektronik
1: $3.95
4,444In Stock

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

4,444In Stock

Cut Tape

$3.95

$3.72

$3.51

$3.37

Reel

$3.24

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

LAN Transformers

LAN

SMD/SMT

350 uH

1500 Vrms

0 C

+ 70 C

Single

LAN

16.5 mm

9.7 mm

2.35 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

749022011
Wurth Elektronik
1: $6.47
1,194In Stock
750Expected 2026/04/10

Mfr. Part No.
749022011

Mouser Part No
710-749022011

Wurth Elektronik

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

Learn More

Datasheet

1,194In Stock

750Expected 2026/04/10

Cut Tape

$6.47

$6.23

$5.88

$5.54

$5.19

Reel

$5.02

MouseReel Available

Min.: 1
Mult.: 1

Reel: 375

LAN Transformers

LAN

SMD/SMT

350 uH

1.5 kVAC

- 40 C

+ 85 C

Quad

LAN

18.3 mm

12.2 mm

6.35 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490220115
Wurth Elektronik
1: $13.30
697In Stock

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

697In Stock

Cut Tape

$13.30

$11.00

$9.25

$8.86

Reel

$8.86

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

LAN Transformers

LAN

SMD/SMT

350 uH

1.5 kV

- 40 C

+ 85 C

18.3 mm

12.2 mm

6.35 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490220121
Wurth Elektronik / Midcom
1: $6.47
2,196In Stock

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

Learn More

Datasheet

2,196In Stock

Cut Tape

$6.47

$6.25

$5.86

$5.51

Reel

$5.18

MouseReel Available

Min.: 1
Mult.: 1

Reel: 320

LAN Transformers

LAN

SMD/SMT

1 MHz to 100 MHz

350 uH

1.5 kVAC

- 40 C

+ 105 C

Quad

10/100/1000 Base-T

18.29 mm

16 mm

7.2 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

749013011
Wurth Elektronik
1: $2.45
4,202In 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

4,202In Stock

Cut Tape

$2.45

$2.40

Reel

$2.02

MouseReel Available

Min.: 1
Mult.: 1

Reel: 750

LAN Transformers

LAN

SMD/SMT

350 uH

1.5 kVAC

- 40 C

+ 85 C

Dual

10/100 Base-T

12.95 mm

7.11 mm

5.33 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

749014010
Wurth Elektronik
1: $7.79
345In Stock
600Expected 2026/04/23

Mfr. Part No.
749014010

Mouser Part No
710-749014010

Wurth Elektronik

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

Learn More

Datasheet

345In Stock

600Expected 2026/04/23

Cut Tape

$7.79

$7.52

$7.11

$6.68

Reel

$6.26

$6.05

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

LAN Transformers

LAN

SMD/SMT

1 MHz to 100 MHz

350 uH

4.5 kVAC

0 C

+ 70 C

Quad

10/100 Base-T

17.1 mm x 14.75 mm x 8.4 mm

17.1 mm

15.34 mm

8.4 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

7490100111B
Wurth Elektronik
1: $3.92
372In Stock
650Expected 2026/05/01

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

372In Stock

650Expected 2026/05/01

Cut Tape

$3.92

$3.55

$3.31

$3.06

Reel

$2.20

MouseReel Available

Min.: 1
Mult.: 1

Reel: 650

LAN Transformers

LAN

SMD/SMT

350 uH

1.5 kVAC

WE-LAN

Reel, Cut Tape, MouseReel

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

7490140141
Wurth Elektronik
1: $6.47
282In Stock
300Expected 2026/04/24

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

282In Stock

300Expected 2026/04/24

Cut Tape

$6.47

$6.23

$5.88

$5.54

Reel

$5.19

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

LAN Transformers

LAN Transformer

SMD/SMT

350 uH

4 kVAC

- 40 C

+ 85 C

17.1 mm

14.5 mm

8.65 mm

WE-LAN

Reel, Cut Tape, MouseReel

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

749020022A
Wurth Elektronik
1: $17.11
50In Stock
330Expected 2026/04/03

Mfr. Part No.
749020022A

Mouser Part No
710-749020022A

Wurth Elektronik

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

Learn More

Datasheet

50In Stock

330Expected 2026/04/03

Cut Tape

$17.11

$14.13

$11.90

Reel

$10.36

MouseReel Available

Min.: 1
Mult.: 1

Reel: 330

LAN Transformers

LAN

SMD/SMT

350 uH

1.5 kV

- 40 C

+ 85 C

27.7 mm

7.5 mm

8.5 mm

WE-LAN

Reel, Cut Tape, MouseReel

Customer Service Office

Company

Resources

Support

7.1 mm
7.11 mm
7.5 mm
8.8 mm
9.1 mm
9.4 mm
9.5 mm
9.52 mm
9.6 mm
9.7 mm
12 mm
12.2 mm
12.7 mm
13.72 mm
14.5 mm
14.65 mm
14.75 mm
15.24 mm
15.34 mm
15.6 mm

2.35 mm
2.4 mm
3 mm
4.25 mm
5.33 mm
5.4 mm
5.6 mm
5.7 mm
6.15 mm
6.35 mm
6.5 mm
6.73 mm
7.2 mm
8.4 mm
8.5 mm
8.65 mm
8.8 mm
10.02 mm
10.85 mm
12.7 mm