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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: 22,002

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Part #

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

749024012
Wurth Elektronik
1: $21.81
1,562In Stock

Mfr. Part No.
749024012

Mouser Part No
710-749024012

Wurth Elektronik

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

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Datasheet

1,562In Stock

Cut Tape

$21.81

$21.06

$19.89

Reel

$17.78

$16.67

MouseReel Available

Min.: 1
Mult.: 1

: 175

Power Transformers - Board Mount MID-UDS PGA460 3 mH

750317161
Wurth Elektronik
1: $10.69
5,649In Stock

Mfr. Part No.
750317161

Mouser Part No
710-750317161

Wurth Elektronik

Power Transformers - Board Mount MID-UDS PGA460 3 mH

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Datasheet

5,649In Stock

Cut Tape

$10.69

$10.68

$10.67

$10.66

Reel

$10.12

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 800

SMD/SMT

Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS

ADTT4-1+
Mini-Circuits
Restricted Availability

Mfr. Part No.
ADTT4-1+

Mouser Part No
139-ADTT4-1

Mini-Circuits

Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS

Datasheet

Restricted Availability

250 mW

Power Transformers - Board Mount BMS xformer 2-Ch 1600V AECQ +125 C

SM91501ALE
Bourns
1: $4.40
16,094In Stock

Mfr. Part No.
SM91501ALE

Mouser Part No
652-SM91501ALE

Bourns

Power Transformers - Board Mount BMS xformer 2-Ch 1600V AECQ +125 C

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Datasheet

16,094In Stock

Cut Tape

$4.40

$3.98

$3.63

$3.52

View

Reel

$2.58

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

PCB Mount

Power Transformers - Board Mount

HFTR4CA
Proterial
1: $16.28
230In Stock

Mfr. Part No.
HFTR4CA

Mouser Part No
205-HFTR4CA

Proterial

Power Transformers - Board Mount

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Datasheet

230In Stock

$16.28

$13.68

$13.12

$12.71

View

Min.: 1
Mult.: 1

24 V

PCB Mount

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

CST2-100LC
Coilcraft
1: $3.48
1,157In 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

1,157In Stock

Cut Tape

$3.48

$2.84

$2.46

$2.39

Reel

$2.29

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

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

DA2257-ALD
Coilcraft
1: $5.21
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

$5.21

$3.93

$3.75

$3.51

Reel

$3.21

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

Audio Transformers / Signal Transformers FA2469 Flyback For STMicro STLC3075

FA2469-ALD
Coilcraft
1: $4.30
938In Stock
900Expected 11/12/2026

Mfr. Part No.
FA2469-ALD

Mouser Part No
994-FA2469-ALD

Coilcraft

Audio Transformers / Signal Transformers FA2469 Flyback For STMicro STLC3075

Learn More

Datasheet

938In Stock

900Expected 11/12/2026

Cut Tape

$4.30

$3.24

$3.09

$2.89

Reel

$2.56

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: $5.62
1,115In 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

1,115In Stock

Cut Tape

$5.62

$4.24

$4.04

$3.78

Reel

$3.46

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: $7.12
1,662In Stock

Mfr. Part No.
PWB-16-BLC

Mouser Part No
994-PWB-16-BLC

Coilcraft

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

Datasheet

1,662In Stock

Cut Tape

$7.12

$5.52

$5.30

$5.14

Reel

$4.77

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

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

WBC4-4LC
Coilcraft
1: $5.35
623In Stock
750Expected 09/11/2026

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

623In Stock

750Expected 09/11/2026

Cut Tape

$5.35

$4.04

$3.84

$3.60

View

Reel

$3.09

MouseReel Available

Min.: 1
Mult.: 1

: 750

Audio Transformers / Signal Transformers FA2805 SMT Flyback For Si341, Si3402

FA2805-CLD
Coilcraft
1: $5.18
833In Stock
2,275On Order

Mfr. Part No.
FA2805-CLD

Mouser Part No
994-FA2805-CLD

Coilcraft

Audio Transformers / Signal Transformers FA2805 SMT Flyback For Si341, Si3402

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Datasheet

833In Stock

2,275On Order

Cut Tape

$5.18

$3.91

$3.72

$3.49

Reel

$3.19

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

15 W

Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 5.0 V 6 A

POE300F-50LD
Coilcraft
1: $7.47
572In Stock

Mfr. Part No.
POE300F-50LD

Mouser Part No
994-POE300F-50LD

Coilcraft

Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 5.0 V 6 A

Learn More

Datasheet

572In Stock

Cut Tape

$7.47

$5.80

$5.56

$5.39

Reel

$5.01

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.150-500 MHz

PWB-4-ALC
Coilcraft
1: $2.99
1,046In Stock

Mfr. Part No.
PWB-4-ALC

Mouser Part No
994-PWB-4-ALC

Coilcraft

Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.150-500 MHz

Datasheet

1,046In Stock

Cut Tape

$2.99

$2.26

$2.15

$2.01

Reel

$1.84

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:9 0.300-500 MHz

WBC9-1LC
Coilcraft
1: $6.61
550In Stock

Mfr. Part No.
WBC9-1LC

Mouser Part No
994-WBC9-1LC

Coilcraft

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:9 0.300-500 MHz

Datasheet

550In Stock

Cut Tape

$6.61

$5.64

$4.82

Reel

$3.94

MouseReel Available

Min.: 1
Mult.: 1

: 750

250 mW

Audio Transformers / Signal Transformers PoE Plus 850uH DCR=0.24mOhms 1.9A

HPX2126LD
Coilcraft
1: $9.76
722In Stock

Mfr. Part No.
HPX2126LD

Mouser Part No
994-HPX2126LD

Coilcraft

Audio Transformers / Signal Transformers PoE Plus 850uH DCR=0.24mOhms 1.9A

Learn More

Datasheet

722In Stock

Cut Tape

$9.76

$8.26

$7.93

$7.50

Reel

$7.13

View

MouseReel Available

Min.: 1
Mult.: 1

: 300

Audio Transformers / Signal Transformers POE70P Flyback 7uH 5.0 V 1.4 A

POE70P-50LD
Coilcraft
1: $4.42
2,419In Stock

Mfr. Part No.
POE70P-50LD

Mouser Part No
994-POE70P-50LD

Coilcraft

Audio Transformers / Signal Transformers POE70P Flyback 7uH 5.0 V 1.4 A

Learn More

Datasheet

2,419In Stock

Cut Tape

$4.42

$3.34

$3.20

Reel

$2.72

$2.64

$2.56

MouseReel Available

Min.: 1
Mult.: 1

: 200

Power Transformers - Board Mount Miniture SMT Transformer

Q4470-CLD
Coilcraft
1: $4.20
881In Stock
11,000On Order

Mfr. Part No.
Q4470-CLD

Mouser Part No
994-Q4470-CLD

Coilcraft

Power Transformers - Board Mount Miniture SMT Transformer

Datasheet

881In Stock

11,000On Order

Cut Tape

$4.20

$3.44

$2.98

$2.88

Reel

$2.62

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

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

1000B-5003FX
iNRCORE
1: $66.76
29In Stock

Mfr. Part No.
1000B-5003FX

Mouser Part No
673-1000B-5003FX

iNRCORE

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

Datasheet

29In Stock

$66.76

$60.65

$56.45

$56.12

View

Min.: 1
Mult.: 1

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

PWB1010LC
Coilcraft
1: $4.32
3,409In Stock
2,750Expected 14/12/2026

Mfr. Part No.
PWB1010LC

Mouser Part No
994-PWB1010LC

Coilcraft

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

Datasheet

3,409In Stock

2,750Expected 14/12/2026

Cut Tape

$4.32

$3.26

$3.11

$2.91

Reel

$2.66

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
1,249In Stock

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

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Datasheet

1,249In Stock

$8.75

$7.09

$6.80

$6.59

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers PL160 300W 0.0106Ohm Planar Trnsfmr

PL300-102L
Coilcraft
1: $15.34
140In Stock
175Expected 25/09/2026

Mfr. Part No.
PL300-102L

Mouser Part No
994-PL300-102L

Coilcraft

Audio Transformers / Signal Transformers PL160 300W 0.0106Ohm Planar Trnsfmr

Learn More

Datasheet

140In Stock

175Expected 25/09/2026

$15.34

$13.82

$13.25

$12.83

View

Min.: 1
Mult.: 1

300 W

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

POE120PL-12L
Coilcraft
1: $9.62
590In Stock

Mfr. Part No.
POE120PL-12L

Mouser Part No
994-POE120PL-12L

Coilcraft

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

Learn More

Datasheet

590In Stock

$9.62

$8.14

$7.81

$7.39

View

Min.: 1
Mult.: 1

120 W

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

TG110-EX50J2LF
HALO Electronics
1: $11.45
261In Stock
520Expected 26/11/2026
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

261In Stock

520Expected 26/11/2026

$11.45

$8.17

$6.87

$5.72

View

Min.: 1
Mult.: 1

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

HXE2017HL
Pulse Electronics
1: $5.70
165In Stock

Mfr. Part No.
HXE2017HL

Mouser Part No
673-HXE2017HL

Pulse Electronics

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

Learn More

Datasheet

165In Stock

$5.70

$4.57

$4.38

$4.24

View

Min.: 1
Mult.: 1

SMD/SMT

Transformers

Types of Transformers

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1 mW
3 mW
4 mW
5 mW
10 mW
12 mW
20 mW
25 mW
32 mW
35 mW
40 mW
50 mW
50 mW (1/20 W)
60 mW
65 mW
75 mW
100 mW
100 mW (1/10 W)
135 mW
150 mW

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

Base
Board Mount
Bracket
Bracket, Panel Mount
Bracket Mount
Busbar
Cable
Chassis
Chassis, DIN Rail
Chassis Mount
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