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Transformers

Transformers are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many transformer manufacturers including Bel, Coilcraft, Hammond, ICE Components, Pulse Electronics, Triad Magnetics, Vacuumschmelze, Wurth Elektronik & more. Please view our selection of transformers below.

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Results: 22,263

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Part #

Audio Transformers / Signal Transformers 10/100 BASE-T -40C+85C 1-PORT POE

B78476A8248A003
TDK
1: $2.11
1,576In Stock
1,000Expected 2026/09/04

Mfr. Part No.
B78476A8248A003

Mouser Part No
871-B78476A8248A3

TDK

Audio Transformers / Signal Transformers 10/100 BASE-T -40C+85C 1-PORT POE

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Datasheet

1,576In Stock

1,000Expected 2026/09/04

Cut Tape

$2.11

$1.92

$1.79

$1.73

Reel

$1.45

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MouseReel Available

Min.: 1
Mult.: 1

: 500

Audio Transformers / Signal Transformers DA2257 PoE Trnsfmr For TI LM5071/72

DA2257-ALD
Coilcraft
1: $5.21
1,340In Stock
1,050Expected 2026/06/18

Mfr. Part No.
DA2257-ALD

Mouser Part No
994-DA2257-ALD

Coilcraft

Audio Transformers / Signal Transformers DA2257 PoE Trnsfmr For TI LM5071/72

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Datasheet

1,340In Stock

1,050Expected 2026/06/18

Cut Tape

$5.21

$3.93

$3.74

$3.51

Reel

$3.21

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MouseReel Available

Min.: 1
Mult.: 1

: 175

Audio Transformers / Signal Transformers

10B-2001NL
iNRCORE
1: $47.30
17In Stock

Mfr. Part No.
10B-2001NL

Mouser Part No
673-10B-2001NL

iNRCORE

Audio Transformers / Signal Transformers

Datasheet

17In Stock

$47.30

$42.54

$39.97

$39.51

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Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers Singal Transformer Power Line Comm 6P SMD AEC-Q200

TG04-APL7NSNL
HALO Electronics
1: $4.77
263In Stock
558Expected 2026/08/28

Mfr. Part No.
TG04-APL7NSNL

Mouser Part No
493-TG04-APL7NSNL

HALO Electronics

Audio Transformers / Signal Transformers Singal Transformer Power Line Comm 6P SMD AEC-Q200

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Datasheet

263In Stock

558Expected 2026/08/28

$4.77

$3.08

$2.51

$2.04

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers

1000B-5016XNL
iNRCORE
1: $29.95
7In Stock

Mfr. Part No.
1000B-5016XNL

Mouser Part No
673-1000B-5016XNL

iNRCORE

Audio Transformers / Signal Transformers

7In Stock

$29.95

$26.96

$25.83

$24.76

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Min.: 1
Mult.: 1

Current Transformers - Board Mount CST1 1:100 20A 2KuH AEC-Q200

CST1-100LC
Coilcraft
1: $3.44
1,137In Stock

Mfr. Part No.
CST1-100LC

Mouser Part No
994-CST1-100LC

Coilcraft

Current Transformers - Board Mount CST1 1:100 20A 2KuH AEC-Q200

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Datasheet

1,137In Stock

Cut Tape

$3.44

$2.81

$2.43

$2.36

Reel

$2.26

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:1 0.400-600 MHz

WBC1-1LC
Coilcraft
1: $4.92
2,104In Stock

Mfr. Part No.
WBC1-1LC

Mouser Part No
994-WBC1-1LC

Coilcraft

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:1 0.400-600 MHz

Datasheet

2,104In Stock

Cut Tape

$4.92

$3.71

$3.54

$3.31

View

Reel

$2.84

MouseReel Available

Min.: 1
Mult.: 1

: 750

250 mW

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.500-1000 MHz

WBC4-1WLC
Coilcraft
1: $5.06
921In Stock
750On Order

Mfr. Part No.
WBC4-1WLC

Mouser Part No
994-WBC4-1WLC

Coilcraft

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.500-1000 MHz

Datasheet

921In Stock

750On Order

Cut Tape

$5.06

$3.83

$3.64

$3.41

View

Reel

$2.93

MouseReel Available

Min.: 1
Mult.: 1

: 750

250 mW

Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T

1000B-5002FX
iNRCORE
1: $45.48
13In Stock

Mfr. Part No.
1000B-5002FX

Mouser Part No
673-1000B-5002FX

iNRCORE

Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T

Datasheet

13In Stock

$45.48

$40.93

$37.89

$37.51

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Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers

1000B-5012NLT
iNRCORE
1: $46.35
11In Stock

Mfr. Part No.
1000B-5012NLT

Mouser Part No
673-1000B-5012NLT

iNRCORE

Audio Transformers / Signal Transformers

Datasheet

11In Stock

Cut Tape

$46.35

$41.69

$39.96

$38.69

$37.46

Reel

$34.55

Min.: 1
Mult.: 1

: 350

Audio Transformers / Signal Transformers MOD DUAL 1GPP 1:1 EXT. HF SMD

HXB6020HLT
Pulse Electronics
1: $5.26
290In Stock
New At Mouser

Mfr. Part No.
HXB6020HLT

Mouser Part No
673-HXB6020HLT

New At Mouser

Pulse Electronics

Audio Transformers / Signal Transformers MOD DUAL 1GPP 1:1 EXT. HF SMD

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Datasheet

290In Stock

Cut Tape

$5.26

$4.18

$4.00

$3.88

Reel

$3.47

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

Audio Transformers / Signal Transformers Singal Transformer Power Line Comm 6P SMD

TG04-1406NSLF
HALO Electronics
1: $4.21
397In Stock

Mfr. Part No.
TG04-1406NSLF

Mouser Part No
493-TG04-1406NSLF

HALO Electronics

Audio Transformers / Signal Transformers Singal Transformer Power Line Comm 6P SMD

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Datasheet

397In Stock

$4.21

$2.71

$2.21

$1.79

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers 1500Vrms 0.9Ohm 16-Pin SMD

TG110-EX50J2LF
HALO Electronics
1: $14.39
351In Stock
New At Mouser

Mfr. Part No.
TG110-EX50J2LF

Mouser Part No
493-TG110-EX50J2LF

New At Mouser

HALO Electronics

Audio Transformers / Signal Transformers 1500Vrms 0.9Ohm 16-Pin SMD

Datasheet

351In Stock

$14.39

$10.26

$8.63

$7.19

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Min.: 1
Mult.: 1

Power Transformers - Board Mount 150 uH 6000Vrms 1500VDC Reinforced Hal Free ESS

HXE2017HL
Pulse Electronics
1: $5.70
213In Stock

Mfr. Part No.
HXE2017HL

Mouser Part No
673-HXE2017HL

Pulse Electronics

Power Transformers - Board Mount 150 uH 6000Vrms 1500VDC Reinforced Hal Free ESS

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Datasheet

213In Stock

$5.70

$4.57

$4.38

$4.24

View

Min.: 1
Mult.: 1

SMD/SMT

Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz

1812WBT-3LC
Coilcraft
1: $3.30
2,049In Stock
1,800Expected 2026/06/29

Mfr. Part No.
1812WBT-3LC

Mouser Part No
994-1812WBT-3LC

Coilcraft

Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz

Learn More

Datasheet

2,049In Stock

1,800Expected 2026/06/29

Cut Tape

$3.30

$2.49

$2.37

$2.22

Reel

$1.97

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

250 mW (1/4 W)

Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750/51

DA2034-ALD
Coilcraft
1: $6.54
878In Stock
875Expected 2026/09/11

Mfr. Part No.
DA2034-ALD

Mouser Part No
994-DA2034-ALD

Coilcraft

Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750/51

Learn More

Datasheet

878In Stock

875Expected 2026/09/11

Cut Tape

$6.54

$5.08

$4.87

$4.72

Reel

$4.40

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

Pulse Transformers MDL,SIN,1GD,1:1,SMT,TU, NPB

H5143NL
Pulse Electronics
1: $8.99
412In Stock

Mfr. Part No.
H5143NL

Mouser Part No
673-H5143NL

Pulse Electronics

Pulse Transformers MDL,SIN,1GD,1:1,SMT,TU, NPB

Datasheet

412In Stock

$8.99

$7.28

$6.99

$6.76

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers DA2033 Cap Chrgr For Linear LT3750/51

DA2033-ALD
Coilcraft
1: $6.94
1,062In Stock
2,400On Order

Mfr. Part No.
DA2033-ALD

Mouser Part No
994-DA2033-ALD

Coilcraft

Audio Transformers / Signal Transformers DA2033 Cap Chrgr For Linear LT3750/51

Learn More

Datasheet

1,062In Stock

2,400On Order

Cut Tape

$6.94

$5.40

$5.18

$5.01

Reel

$4.65

View

MouseReel Available

Min.: 1
Mult.: 1

: 200

Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.130-285 MHz

PWB-2-CLC
Coilcraft
1: $5.19
563In Stock

Mfr. Part No.
PWB-2-CLC

Mouser Part No
994-PWB-2-CLC

Coilcraft

Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.130-285 MHz

Datasheet

563In Stock

Cut Tape

$5.19

$3.92

$3.77

Reel

$3.20

$3.11

$3.00

MouseReel Available

Min.: 1
Mult.: 1

: 250

Power Transformers - Board Mount Miniture SMT Transformer

Q4470-CLD
Coilcraft
1: $4.01
3,706In Stock
3,000Expected 2026/08/28

Mfr. Part No.
Q4470-CLD

Mouser Part No
994-Q4470-CLD

Coilcraft

Power Transformers - Board Mount Miniture SMT Transformer

Datasheet

3,706In Stock

3,000Expected 2026/08/28

Cut Tape

$4.01

$3.28

$2.84

$2.76

$2.73

Reel

$2.31

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Audio Transformers / Signal Transformers POE70P Flyback 7uH 12 V 0.6 A

POE70P-12LD
Coilcraft
1: $4.40
2,562In Stock

Mfr. Part No.
POE70P-12LD

Mouser Part No
994-POE70P-12LD

Coilcraft

Audio Transformers / Signal Transformers POE70P Flyback 7uH 12 V 0.6 A

Learn More

Datasheet

2,562In Stock

Cut Tape

$4.40

$3.33

$3.17

$2.97

Reel

$2.72

View

MouseReel Available

Min.: 1
Mult.: 1

: 200

Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.0035-125 MHz

PWB1010LC
Coilcraft
1: $4.34
3,731In Stock

Mfr. Part No.
PWB1010LC

Mouser Part No
994-PWB1010LC

Coilcraft

Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.0035-125 MHz

Datasheet

3,731In Stock

Cut Tape

$4.34

$3.27

$3.12

$2.92

Reel

$2.67

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Power Transformers - Board Mount Q4437 Flybck Regltor 12 V, -12 V 1.8 A

Q4437-BL
Coilcraft
1: $8.75
493In Stock
756Expected 2026/08/21

Mfr. Part No.
Q4437-BL

Mouser Part No
994-Q4437-BL

Coilcraft

Power Transformers - Board Mount Q4437 Flybck Regltor 12 V, -12 V 1.8 A

Learn More

Datasheet

493In Stock

756Expected 2026/08/21

$8.75

$7.08

$6.79

$6.58

View

Min.: 1
Mult.: 1

Current Transformers - Board Mount CST7030 1:100 20A 1.33mH AEC-Q200

CST7030-100LC
Coilcraft
1: $3.31
1,571In Stock

Mfr. Part No.
CST7030-100LC

Mouser Part No
994-CST7030-100LC

Coilcraft

Current Transformers - Board Mount CST7030 1:100 20A 1.33mH AEC-Q200

Learn More

Datasheet

1,571In Stock

Cut Tape

$3.31

$2.71

$2.35

$2.28

Reel

$2.16

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

SMD/SMT

Power Transformers - Board Mount

YA8779-BLD
Coilcraft
1: $5.76
2,754In Stock
1,800Expected 2026/07/17

Mfr. Part No.
YA8779-BLD

Mouser Part No
994-YA8779-BL

Coilcraft

Power Transformers - Board Mount

Datasheet

2,754In Stock

1,800Expected 2026/07/17

Cut Tape

$5.76

$4.70

$3.87

$3.76

Reel

$3.61

View

MouseReel Available

Min.: 1
Mult.: 1

: 300

Transformers

Types of Transformers

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ABRACON
Adam Tech
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1 mW
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3 mW
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10 mW
12 mW
20 mW
23 mW
25 mW
32 mW
35 mW
40 mW
50 mW
50 mW (1/20 W)
60 mW
62.5 mW
65 mW
75 mW
90 mW

660 mV
2 V to 5.5 V
2.5 V to 3.5 V
2.65 V
3 V to 24 V
3 V to 3.6 V
3 V to 5.2 V
3 V to 6 V
3.3 V
3.3 VDC
4 V to 8 V
4.5 V to 5.5 V
4.5 VDC to 12 VDC, 12 VDC to 65 VDC
5 V
5 V to 32 V
5 VDC
6 V
6 V to 12.6 V
6 V to 18 V
6 V to 9 V

0 V to 120 V
0 V to 120 V, 0 V to 240 V
0 V to 120 V/132 V
0 V to 120 V/132 V, 0 V to 240 V/264 V
0 V to 120 V/140 V
0 V to 120 V/140 V, 0 V to 240 V/280 V
0 V to 120 V/140 V, 110 V to 240 V, 120 V to 260 V
0 V to 120/140 V
0 V to 132 V
0 V to 140 V
0 V to 240 V
0 V to 240 V, 0 V to 480 V
0 V to 240 V/280 V
0 V to 240 V/280 V, 0 V to 240 V
0 V to 240 V/280 V, 0 V to 280 V
0 V to 240 V/280 V, 0 V to 480 V/560 V
0 V to 280 V
0 V to 480 V
0 V to 480 V, 0 to 560 V
0 V to 480 V/560 V

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Base
Board Mount
Bracket
Bracket, Panel Mount
Bracket Mount
Busbar
Cable
Chassis
Chassis, DIN Rail
Chassis Mount
Clamp-on
Desktop
DIN Rail
DIN Rail, Panel
Flange Mount
Floor Mount
Free Hanging
Mounting Foot
Panel