.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Transformers

List Images

Results: 22,248

Applied Filters:

Manufacturer

Power Rating

Primary Voltage Rating

Secondary Voltage Rating

Mounting Style

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

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

H5143NL
Pulse Electronics
1: $12.95
412In Stock

Mfr. Part #
H5143NL

Mouser Part #
673-H5143NL

Pulse Electronics

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

Datasheet

412In Stock

$12.95

$10.48

$10.07

$9.73

View

Min.: 1
Mult.: 1

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

DA2033-ALD
Coilcraft
1: $9.99
1,062In Stock
2,400On Order

Mfr. Part #
DA2033-ALD

Mouser Part #
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

$9.99

$7.75

$7.44

$7.21

Reel

$6.70

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: $7.82
563In Stock

Mfr. Part #
PWB-2-CLC

Mouser Part #
994-PWB-2-CLC

Coilcraft

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

Datasheet

563In Stock

Cut Tape

$7.82

$5.90

$5.62

$5.27

Reel

$4.82

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Power Transformers - Board Mount Miniture SMT Transformer

Q4470-CLD
Coilcraft
1: $6.05
3,636In Stock
3,000Expected 2026-08-28

Mfr. Part #
Q4470-CLD

Mouser Part #
994-Q4470-CLD

Coilcraft

Power Transformers - Board Mount Miniture SMT Transformer

Datasheet

3,636In Stock

3,000Expected 2026-08-28

Cut Tape

$6.05

$4.95

$4.29

$4.15

Reel

$3.77

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

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

CST1-100LC
Coilcraft
1: $4.97
1,037In Stock

Mfr. Part #
CST1-100LC

Mouser Part #
994-CST1-100LC

Coilcraft

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

Learn More

Datasheet

1,037In Stock

Cut Tape

$4.97

$4.06

$3.51

$3.41

Reel

$3.27

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: $7.07
2,094In Stock

Mfr. Part #
WBC1-1LC

Mouser Part #
994-WBC1-1LC

Coilcraft

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

Datasheet

2,094In Stock

Cut Tape

$7.07

$5.33

$5.08

$4.75

View

Reel

$4.08

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: $7.30
921In Stock
750On Order

Mfr. Part #
WBC4-1WLC

Mouser Part #
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

$7.30

$5.52

$5.26

$4.91

View

Reel

$4.22

MouseReel Available

Min.: 1
Mult.: 1

: 750

250 mW

Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.2Ohm 1-Por

PE-65415NL
Pulse Electronics
1: $8.61
680In Stock

Mfr. Part #
PE-65415NL

Mouser Part #
673-PE-65415NL

Pulse Electronics

Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.2Ohm 1-Por

Learn More

Datasheet

680In Stock

$8.61

$6.77

$6.51

$6.49

$4.61

Min.: 1
Mult.: 1

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

PE-65771NL
Pulse Electronics
1: $7.85
1,145In Stock

Mfr. Part #
PE-65771NL

Mouser Part #
673-PE-65771NL

Pulse Electronics

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

Datasheet

1,145In Stock

$7.85

$6.65

$6.38

$6.21

View

Min.: 1
Mult.: 1

Pulse Transformers 1.02mH 2.5kV Iso 1CT:2CT SM NPB

PH9085.012NLT
Pulse Electronics
1: $3.37
1,369In Stock

Mfr. Part #
PH9085.012NLT

Mouser Part #
673-PH9085012NLT

Pulse Electronics

Pulse Transformers 1.02mH 2.5kV Iso 1CT:2CT SM NPB

Datasheet

1,369In Stock

Cut Tape

$3.37

$2.78

$2.75

$2.68

Reel

$1.94

View

MouseReel Available

Min.: 1
Mult.: 1

: 700

SMD/SMT

Power Transformers - Board Mount Flyback Converter Transformer 60-240uH 1A DCR=0.60Ohms 1:2

PH9363NLT
Pulse Electronics
1: $6.26
814In Stock

Mfr. Part #
PH9363NLT

Mouser Part #
673-PH9363NLT

Pulse Electronics

Power Transformers - Board Mount Flyback Converter Transformer 60-240uH 1A DCR=0.60Ohms 1:2

Learn More

Datasheet

814In Stock

Cut Tape

$6.26

$5.67

$5.17

$5.01

Reel

$4.19

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

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

TX1188NL
Pulse Electronics
1: $8.32
590In Stock

Mfr. Part #
TX1188NL

Mouser Part #
673-TX1188NL

Pulse Electronics

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

Datasheet

590In Stock

$8.32

$7.04

$6.77

$6.54

View

Min.: 1
Mult.: 1

Pulse Transformers PA6549 2W AEC-Q200 For ADI ADuM347x

PA6549-ALD
Coilcraft
1: $9.30
1,846In Stock

Mfr. Part #
PA6549-ALD

Mouser Part #
994-PA6549-ALD

Coilcraft

Pulse Transformers PA6549 2W AEC-Q200 For ADI ADuM347x

Learn More

Datasheet

1,846In Stock

Cut Tape

$9.30

$7.32

$7.00

$6.81

Reel

$6.12

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 24 V 1.25 A

POE300F-24LD
Coilcraft
1: $10.77
461In Stock

Mfr. Part #
POE300F-24LD

Mouser Part #
994-POE300F-24LD

Coilcraft

Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 24 V 1.25 A

Learn More

Datasheet

461In Stock

Cut Tape

$10.77

$8.37

$8.02

$7.78

Reel

$7.23

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

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: $3.87
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

$3.87

$3.10

$2.79

$2.69

Reel

$2.40

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 2026-07-02

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 2026-07-02

Cut Tape

$7.50

$5.66

$5.40

$5.05

Reel

$4.62

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

Audio Transformers / Signal Transformers PWB Wideband RF 1:16 0.075-90 MHz

PWB-16-BLC
Coilcraft
1: $10.25
557In Stock

Mfr. Part #
PWB-16-BLC

Mouser Part #
994-PWB-16-BLC

Coilcraft

Audio Transformers / Signal Transformers PWB Wideband RF 1:16 0.075-90 MHz

Datasheet

557In Stock

Cut Tape

$10.25

$7.95

$7.63

$7.40

Reel

$6.87

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

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 POE70P Flyback 7uH 12 V 0.6 A

POE70P-12LD
Coilcraft
1: $6.34
2,552In 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

2,552In 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: $6.22
3,731In Stock

Mfr. Part #
PWB1010LC

Mouser Part #
994-PWB1010LC

Coilcraft

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

Datasheet

3,731In Stock

Cut Tape

$6.22

$4.69

$4.48

$4.19

Reel

$3.83

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: $12.60
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

$12.60

$10.21

$9.79

$9.49

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers 120W POE Planar 12V 10A 50uH

POE120PL-12L
Coilcraft
1: $13.85
267In Stock
468On Order

Mfr. Part #
POE120PL-12L

Mouser Part #
994-POE120PL-12L

Coilcraft

Audio Transformers / Signal Transformers 120W POE Planar 12V 10A 50uH

Learn More

Datasheet

267In Stock

468On Order

$13.85

$11.72

$11.25

$10.64

View

Min.: 1
Mult.: 1

120 W

Transformers

Types of Transformers

Mouser Electronics®

Company

Resources

Support

ABB
ABRACON
Adam Tech
Advanced Energy
Advantech
Altech
Amphenol
AMSECO
ATC Diversified Electronics
Banner Engineering
Bel
Bel Power Solutions
Bourns
Carlo Gavazzi
Coilcraft
Eaton
EMO Systems
HALO Electronics
Hammond
HARTING
Hatch Lighting
ICE Components
IDEC
Infineon
iNRCORE
KEMET
LEM
Littelfuse
MACOM
Mini-Circuits
Mitsumi
Molex
Murata
Murrelektronik
Neutrik
Omron
Opto 22
Panduit
Phoenix Contact
Proterial
Pro-Wave Electronics
Pulse
Qorvo
RECOM
Schneider Electric
Schurter
Sensata
Siemens
Simpson
SolaHD
Spectrum Control
Staco
Sumida
Tamura
Taoglas
TDK
TE Connectivity
Triad Magnetics
Tripp Lite
TT Electronics
TTM Technologies
Vacuumschmelze
Vicor
Visaton
Vishay
Weidmuller
White-Rodgers
Wurth Elektronik
Xicon
YAGEO

1 mW
2.5 mW
3 mW
4 mW
5 mW
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

-
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