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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: 22,264

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Part #

Power Transformers - Board Mount Miniture SMT Transformer

Q4470-CLD
Coilcraft
1: $5.77
3,706In Stock
3,000Expected 2026-08-28

Mfr. Part #
Q4470-CLD

Mouser Part #
994-Q4470-CLD

Coilcraft

Power Transformers - Board Mount Miniture SMT Transformer

Datasheet

3,706In Stock

3,000Expected 2026-08-28

Cut Tape

$5.77

$4.72

$4.09

$3.97

$3.93

Reel

$3.33

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

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

1000B-5002FX
iNRCORE
1: $65.49
13In Stock

Mfr. Part #
1000B-5002FX

Mouser Part #
673-1000B-5002FX

iNRCORE

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

Datasheet

13In Stock

$65.49

$58.92

$54.55

$54.00

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers

1000B-5012NLT
iNRCORE
1: $66.73
11In Stock

Mfr. Part #
1000B-5012NLT

Mouser Part #
673-1000B-5012NLT

iNRCORE

Audio Transformers / Signal Transformers

Datasheet

11In Stock

Cut Tape

$66.73

$60.03

$57.53

$55.71

View

Reel

$49.69

Min.: 1
Mult.: 1

: 350

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

HXB6020HLT
Pulse Electronics
1: $7.56
290In Stock
New At Mouser

Mfr. Part #
HXB6020HLT

Mouser Part #
673-HXB6020HLT

New At Mouser

Pulse Electronics

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

Learn More

Datasheet

290In Stock

Cut Tape

$7.56

$6.00

$5.76

$5.59

Reel

$5.00

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

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

TG04-1406NSLF
HALO Electronics
1: $4.82
397In Stock

Mfr. Part #
TG04-1406NSLF

Mouser Part #
493-TG04-1406NSLF

HALO Electronics

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

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Datasheet

397In Stock

$4.82

$3.11

$2.53

$2.06

View

Min.: 1
Mult.: 1

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

TG110-EX50J2LF
HALO Electronics
1: $16.49
351In Stock
New At Mouser

Mfr. Part #
TG110-EX50J2LF

Mouser Part #
493-TG110-EX50J2LF

New At Mouser

HALO Electronics

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

Datasheet

351In Stock

$16.49

$11.76

$9.89

$8.24

View

Min.: 1
Mult.: 1

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

HXE2017HL
Pulse Electronics
1: $8.21
213In Stock

Mfr. Part #
HXE2017HL

Mouser Part #
673-HXE2017HL

Pulse Electronics

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

Learn More

Datasheet

213In Stock

$8.21

$6.58

$6.31

$6.11

View

Min.: 1
Mult.: 1

SMD/SMT

Pulse Transformers 1CT:3CT/1CT:2.15CT 100VRMS

SMQ1553-70
iNRCORE
1: $89.81
21In Stock

Mfr. Part #
SMQ1553-70

Mouser Part #
673-SMQ1553-70

iNRCORE

Pulse Transformers 1CT:3CT/1CT:2.15CT 100VRMS

Datasheet

21In Stock

$89.81

$80.76

$74.43

$73.80

View

Min.: 1
Mult.: 1

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

POE70P-12LD
Coilcraft
1: $6.34
2,562In Stock

Mfr. Part #
POE70P-12LD

Mouser Part #
994-POE70P-12LD

Coilcraft

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

Learn More

Datasheet

2,562In Stock

Cut Tape

$6.34

$4.80

$4.56

$4.28

Reel

$3.92

View

MouseReel Available

Min.: 1
Mult.: 1

: 200

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

PWB1010LC
Coilcraft
1: $6.25
2,241In Stock
1,500Expected 2026-06-15

Mfr. Part #
PWB1010LC

Mouser Part #
994-PWB1010LC

Coilcraft

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

Datasheet

2,241In Stock

1,500Expected 2026-06-15

Cut Tape

$6.25

$4.71

$4.49

$4.20

Reel

$3.84

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: $12.59
493In Stock
756Expected 2026-08-21

Mfr. Part #
Q4437-BL

Mouser Part #
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

$12.59

$10.20

$9.78

$9.48

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers

1000B-5001NL
iNRCORE
1: $59.34
30In Stock

Mfr. Part #
1000B-5001NL

Mouser Part #
673-1000B-5001NL

iNRCORE

Audio Transformers / Signal Transformers

Datasheet

30In Stock

$59.34

$53.38

$52.34

$50.14

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers

1000B-5016X
iNRCORE
1: $41.64
45In Stock

Mfr. Part #
1000B-5016X

Mouser Part #
673-1000B-5016X

iNRCORE

Audio Transformers / Signal Transformers

Datasheet

45In Stock

$41.64

$37.48

$35.93

$33.97

View

Min.: 1
Mult.: 1

Power Transformers - Board Mount 4TPRI:4TPRI:4TSEC 153UH 140W

PL10301NL
iNRCORE
1: $53.63
32In Stock

Mfr. Part #
PL10301NL

Mouser Part #
673-PL10301NL

iNRCORE

Power Transformers - Board Mount 4TPRI:4TPRI:4TSEC 153UH 140W

Datasheet

32In Stock

$53.63

$48.25

$46.25

$44.77

View

Min.: 1
Mult.: 1

140 W

SMD/SMT

Audio Transformers / Signal Transformers MDL SIN XFMR-CMC AEC-Q200

HM1238NL
Pulse Electronics
1: $5.96
877In Stock

Mfr. Part #
HM1238NL

Mouser Part #
673-HM1238NL

Pulse Electronics

Audio Transformers / Signal Transformers MDL SIN XFMR-CMC AEC-Q200

Learn More

Datasheet

877In Stock

$5.96

$5.21

$5.05

$4.74

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers MDL SIN 100D 1:1 4.5K REINFORCED SMD

HX1333NL
Pulse Electronics
1: $8.48
493In Stock

Mfr. Part #
HX1333NL

Mouser Part #
673-HX1333NL

Pulse Electronics

Audio Transformers / Signal Transformers MDL SIN 100D 1:1 4.5K REINFORCED SMD

Learn More

Datasheet

493In Stock

$8.48

$7.19

$6.31

$6.11

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Port

HX5014NLT
Pulse Electronics
1: $26.54
719In Stock

Mfr. Part #
HX5014NLT

Mouser Part #
673-HX5014NLT

Pulse Electronics

Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Port

Learn More

Datasheet

719In Stock

Cut Tape

$26.54

$22.03

$20.95

$20.29

Reel

$18.36

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Power Transformers - Board Mount EFD20 36V-72V Flyback SMD 60W

PA1736NL
Pulse Electronics
1: $7.59
585In Stock

Mfr. Part #
PA1736NL

Mouser Part #
673-PA1736NL

Pulse Electronics

Power Transformers - Board Mount EFD20 36V-72V Flyback SMD 60W

Datasheet

585In Stock

$7.59

$6.47

$6.05

$5.85

View

Min.: 1
Mult.: 1

PCB Mount

Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.3Ohm 1-Por

PE-65351NL
Pulse Electronics
1: $7.89
910In Stock

Mfr. Part #
PE-65351NL

Mouser Part #
673-PE-65351NL

Pulse Electronics

Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.3Ohm 1-Por

Datasheet

910In Stock

$7.89

$6.77

$6.49

$5.36

View

Min.: 1
Mult.: 1

Current Transformers - Board Mount CS1xxx Curr Sensor 10A 20-50kHz

CS1050L
Coilcraft
1: $7.49
2,073In Stock

Mfr. Part #
CS1050L

Mouser Part #
994-CS1050L

Coilcraft

Current Transformers - Board Mount CS1xxx Curr Sensor 10A 20-50kHz

Learn More

Datasheet

2,073In Stock

$7.49

$6.12

$5.04

$4.88

View

Min.: 1
Mult.: 1

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

CST7030-100LC
Coilcraft
1: $4.77
1,571In Stock

Mfr. Part #
CST7030-100LC

Mouser Part #
994-CST7030-100LC

Coilcraft

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

Learn More

Datasheet

1,571In Stock

Cut Tape

$4.77

$3.90

$3.38

$3.28

Reel

$3.11

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

SMD/SMT

Power Transformers - Board Mount

YA8779-BLD
Coilcraft
1: $8.28
2,754In Stock
1,800Expected 2026-07-17

Mfr. Part #
YA8779-BLD

Mouser Part #
994-YA8779-BL

Coilcraft

Power Transformers - Board Mount

Datasheet

2,754In Stock

1,800Expected 2026-07-17

Cut Tape

$8.28

$6.77

$5.57

$5.40

Reel

$5.20

View

MouseReel Available

Min.: 1
Mult.: 1

: 300

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 8-Port

TX1471NL
Pulse Electronics
1: $15.31
308In Stock

Mfr. Part #
TX1471NL

Mouser Part #
673-TX1471NL

Pulse Electronics

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 8-Port

Datasheet

308In Stock

$15.31

$14.34

$12.15

$11.68

View

Min.: 1
Mult.: 1

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

B78476A8248A003
TDK
1: $3.04
1,576In Stock
1,000Expected 2026-09-04

Mfr. Part #
B78476A8248A003

Mouser Part #
871-B78476A8248A3

TDK

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

Learn More

Datasheet

1,576In Stock

1,000Expected 2026-09-04

Cut Tape

$3.04

$2.76

$2.58

$2.49

Reel

$2.09

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

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

DA2257-ALD
Coilcraft
1: $7.50
1,340In Stock
1,050Expected 2026-06-18

Mfr. Part #
DA2257-ALD

Mouser Part #
994-DA2257-ALD

Coilcraft

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

Learn More

Datasheet

1,340In Stock

1,050Expected 2026-06-18

Cut Tape

$7.50

$5.66

$5.39

$5.05

Reel

$4.62

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

Transformers

Types of Transformers

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40 mW
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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
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