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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: 22,004

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Part #

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

CST7030-100LC
Coilcraft
1: $4.49
1,031In 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

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Datasheet

1,031In Stock

Cut Tape

$4.49

$3.67

$3.18

$3.09

Reel

$2.92

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

SMD/SMT

Power Transformers - Board Mount

YA8779-BLD
Coilcraft
1: $7.07
4,070In Stock

Mfr. Part No.
YA8779-BLD

Mouser Part No
994-YA8779-BL

Coilcraft

Power Transformers - Board Mount

Datasheet

4,070In Stock

Cut Tape

$7.07

$5.66

$5.44

$5.26

Reel

$4.90

View

MouseReel Available

Min.: 1
Mult.: 1

: 300

Current Transformers - Board Mount CST2 1:100 20A 2KuH AEC-Q200

CST2-100LC
Coilcraft
1: $4.73
1,222In Stock

Mfr. Part No.
CST2-100LC

Mouser Part No
994-CST2-100LC

Coilcraft

Current Transformers - Board Mount CST2 1:100 20A 2KuH AEC-Q200

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Datasheet

1,222In Stock

Cut Tape

$4.73

$3.86

$3.35

$3.25

Reel

$3.11

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

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

DA2257-ALD
Coilcraft
1: $7.09
1,040In Stock
1,750Expected 23/11/2026

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

1,040In Stock

1,750Expected 23/11/2026

Cut Tape

$7.09

$5.34

$5.10

$4.77

Reel

$4.37

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

Audio Transformers / Signal Transformers FA2469 Flyback For STMicro STLC3075

FA2469-ALD
Coilcraft
1: $5.85
938In Stock
900Expected 26/10/2026

Mfr. Part No.
FA2469-ALD

Mouser Part No
994-FA2469-ALD

Coilcraft

Audio Transformers / Signal Transformers FA2469 Flyback For STMicro STLC3075

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Datasheet

938In Stock

900Expected 26/10/2026

Cut Tape

$5.85

$4.41

$4.20

$3.93

Reel

$3.48

View

MouseReel Available

Min.: 1
Mult.: 1

: 450

Audio Transformers / Signal Transformers POE13P Flyback PoE 127uH 5.0 V 2.6 A

POE13P-50LD
Coilcraft
1: $7.64
1,166In Stock

Mfr. Part No.
POE13P-50LD

Mouser Part No
994-POE13P-50LD

Coilcraft

Audio Transformers / Signal Transformers POE13P Flyback PoE 127uH 5.0 V 2.6 A

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Datasheet

1,166In Stock

Cut Tape

$7.64

$5.77

$5.49

$5.14

Reel

$4.71

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.250-800 MHz

WBC4-4LC
Coilcraft
1: $7.28
633In Stock
750Expected 9/11/2026

Mfr. Part No.
WBC4-4LC

Mouser Part No
994-WBC4-4LC

Coilcraft

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.250-800 MHz

Datasheet

633In Stock

750Expected 9/11/2026

Cut Tape

$7.28

$5.49

$5.22

$4.90

View

Reel

$4.20

MouseReel Available

Min.: 1
Mult.: 1

: 750

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port

TG110-S055N2LFTR
HALO Electronics
1: $4.18
5,886In Stock

Mfr. Part No.
TG110-S055N2LFTR

Mouser Part No
493-TG110-S055N2LFTR

HALO Electronics

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port

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Datasheet

5,886In Stock

Cut Tape

$4.18

$3.40

$2.76

$2.37

Reel

$1.92

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Pulse Transformers ISO MOD SMD GullWing For MAX13253 1A Drv

TGMR-H540V8LFTR
HALO Electronics
1: $7.13
634In Stock

Mfr. Part No.
TGMR-H540V8LFTR

Mouser Part No
493-TGMR-H540V8LFTR

HALO Electronics

Pulse Transformers ISO MOD SMD GullWing For MAX13253 1A Drv

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Datasheet

634In Stock

Cut Tape

$7.13

$6.84

$6.62

$6.42

Reel

$6.02

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

SMD/SMT

Audio Transformers / Signal Transformers XFMR,RF,SGL,RAC,1:4CT, T&R NPB

CX2047LANLT
Pulse Electronics
1: $3.92
1,545In Stock

Mfr. Part No.
CX2047LANLT

Mouser Part No
673-CX2047LANLT

Pulse Electronics

Audio Transformers / Signal Transformers XFMR,RF,SGL,RAC,1:4CT, T&R NPB

Datasheet

1,545In Stock

Cut Tape

$3.92

$3.55

$2.73

$2.42

$2.31

Reel

$1.97

Min.: 1
Mult.: 1

: 2,000

Pulse Transformers TRANSFORMER RF SINGLE 1:1CT

CX2147NLT
Pulse Electronics
1: $6.01
721In Stock

Mfr. Part No.
CX2147NLT

Mouser Part No
673-CX2147NLT

Pulse Electronics

Pulse Transformers TRANSFORMER RF SINGLE 1:1CT

Datasheet

721In Stock

Cut Tape

$6.01

$5.43

$4.61

$4.01

View

Reel

$3.17

Min.: 1
Mult.: 1

: 1,000

PCB Mount

Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port

H2009NL
Pulse Electronics
1: $13.08
233In Stock

Mfr. Part No.
H2009NL

Mouser Part No
673-H2009NL

Pulse Electronics

Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port

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Datasheet

233In Stock

$13.08

$11.06

$10.61

$10.27

View

Min.: 1
Mult.: 1

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

H5149NLT
Pulse Electronics
1: $11.37
367In Stock

Mfr. Part No.
H5149NLT

Mouser Part No
673-H5149NLT

Pulse Electronics

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

Datasheet

367In Stock

Cut Tape

$11.37

$9.90

$9.51

$9.21

View

Reel

$7.09

Min.: 1
Mult.: 1

: 400

PCB Mount

Audio Transformers / Signal Transformers 1000Base-T BGA PoE+ 350uH .65Ohms 4-Port

H6400NL
Pulse Electronics
1: $34.15
179In Stock

Mfr. Part No.
H6400NL

Mouser Part No
673-H6400NL

Pulse Electronics

Audio Transformers / Signal Transformers 1000Base-T BGA PoE+ 350uH .65Ohms 4-Port

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Datasheet

179In Stock

$34.15

$28.82

$26.67

$24.81

View

Min.: 1
Mult.: 1

Pulse Transformers SMD Gate Drive 980uH .88Ohms

PA0173NLT
Pulse Electronics
1: $3.55
1,437In Stock

Mfr. Part No.
PA0173NLT

Mouser Part No
673-PA0173NLT

Pulse Electronics

Pulse Transformers SMD Gate Drive 980uH .88Ohms

Datasheet

1,437In Stock

Cut Tape

$3.55

$3.21

$2.92

$2.84

View

Reel

$2.38

MouseReel Available

Min.: 1
Mult.: 1

: 900

Current Transformers - Board Mount THT Current Sense 2000uH 100Ohms

PE-63587NL
Pulse Electronics
1: $7.62
602In Stock

Mfr. Part No.
PE-63587NL

Mouser Part No
673-PE-63587NL

Pulse Electronics

Current Transformers - Board Mount THT Current Sense 2000uH 100Ohms

Datasheet

602In Stock

$7.62

$6.62

$5.78

$5.48

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers SMD Digital Audio 2500uH 1-Port

PE-65812NLT
Pulse Electronics
1: $6.28
1,997In Stock

Mfr. Part No.
PE-65812NLT

Mouser Part No
673-PE-65812NLT

Pulse Electronics

Audio Transformers / Signal Transformers SMD Digital Audio 2500uH 1-Port

Datasheet

1,997In Stock

Cut Tape

$6.28

$5.67

$5.14

$4.99

Reel

$4.39

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port

PE-68828NL
Pulse Electronics
1: $14.02
450In Stock

Mfr. Part No.
PE-68828NL

Mouser Part No
673-PE-68828NL

Pulse Electronics

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port

Datasheet

450In Stock

$14.02

$12.19

$12.17

$9.59

View

Min.: 1
Mult.: 1

Pulse Transformers 1.02mH 2.5kV Iso 3CT:8CT SM NPB

PH9085.038NLT
Pulse Electronics
1: $3.18
1,358In Stock

Mfr. Part No.
PH9085.038NLT

Mouser Part No
673-PH9085038NLT

Pulse Electronics

Pulse Transformers 1.02mH 2.5kV Iso 3CT:8CT SM NPB

Datasheet

1,358In Stock

Cut Tape

$3.18

$2.62

$2.60

$2.53

Reel

$1.90

View

MouseReel Available

Min.: 1
Mult.: 1

: 700

SMD/SMT

Power Transformers - Board Mount 1CT:3CT Iso4000V Push Pull AEC-Q200

PM2155.013NLT
Pulse Electronics
1: $4.56
1,691In Stock

Mfr. Part No.
PM2155.013NLT

Mouser Part No
673-PM2155.013NLT

Pulse Electronics

Power Transformers - Board Mount 1CT:3CT Iso4000V Push Pull AEC-Q200

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Datasheet

1,691In Stock

Cut Tape

$4.56

$4.13

$3.86

$3.74

Reel

$3.26

View

Min.: 1
Mult.: 1

: 300

SMD/SMT

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port

T1094NL
Pulse Electronics
1: $7.86
568In Stock

Mfr. Part No.
T1094NL

Mouser Part No
673-T1094NL

Pulse Electronics

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port

Datasheet

568In Stock

$7.86

$6.65

$6.39

$6.17

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por

TX1089NL
Pulse Electronics
1: $7.86
650In Stock

Mfr. Part No.
TX1089NL

Mouser Part No
673-TX1089NL

Pulse Electronics

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por

Datasheet

650In Stock

$7.86

$4.58

$4.28

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port

TX1099NLT
Pulse Electronics
1: $7.86
488In Stock

Mfr. Part No.
TX1099NLT

Mouser Part No
673-TX1099NL673-T

Pulse Electronics

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port

Datasheet

488In Stock

Cut Tape

$7.86

$6.65

$6.39

$6.19

Reel

$4.80

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

Audio Transformers / Signal Transformers POE30P Flyback PoE 3uH 12 V 0.25 A

POE30P-12LD
Coilcraft
1: $4.19
2,509In Stock

Mfr. Part No.
POE30P-12LD

Mouser Part No
994-POE30P-12LD

Coilcraft

Audio Transformers / Signal Transformers POE30P Flyback PoE 3uH 12 V 0.25 A

Learn More

Datasheet

2,509In Stock

Cut Tape

$4.19

$3.17

$3.05

Reel

$2.58

$2.50

$2.43

MouseReel Available

Min.: 1
Mult.: 1

: 350

Pulse Transformers SMD TRANSFORMER 1:1: 1K UH

78601/9JC-R
Murata Power Solutions
1: $3.16
1,365In Stock

Mfr. Part No.
78601/9JC-R

Mouser Part No
580-78601/9JC-R

Murata Power Solutions

Pulse Transformers SMD TRANSFORMER 1:1: 1K UH

Learn More

Datasheet

1,365In Stock

Cut Tape

$3.16

$2.87

$2.67

$2.58

View

Reel

$2.15

MouseReel Available

Min.: 1
Mult.: 1

: 500

SMD/SMT

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2 V to 5.5 V
2.5 V to 3.5 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
7 V to 24 V
7 V to 26 V

0 V to 120 V
0 V to 120 V, 0 V to 240 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 280 V
0 V to 480 V
0 V to 480 V, 0 to 560 V
0 V/0 V/104 V/110 V/120 V/208 V/220 V/240 V
0 V/0 V/208 V/220 V/240 V/416 V/440 V/480 V
333 mV
- 200 V, 200 V
- 150 V, 150 V
- 17.5 V, 17.5 V
- 15 V, - 7.5 V, 7.5 V, 15 V
- 15 V, 15 V
- 12 V, 12 V
- 12 V, 12 V, 24 V

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