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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: 21,930

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Part #

Audio Transformers / Signal Transformers SMD ISOLATION MODULE GigE 2-Port Gigabit

TG111-E212NWLF
HALO Electronics
1: $25.75
808In Stock

Mfr. Part No.
TG111-E212NWLF

Mouser Part No
493-TG111-E212NWLF

HALO Electronics

Audio Transformers / Signal Transformers SMD ISOLATION MODULE GigE 2-Port Gigabit

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Datasheet

808In Stock

$25.75

$16.62

$13.55

$10.97

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Min.: 1
Mult.: 1

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

FA2805-CLD
Coilcraft
1: $4.94
593In Stock
700Expected 2026/05/18

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

593In Stock

700Expected 2026/05/18

Cut Tape

$4.94

$3.73

$3.56

$3.33

Reel

$3.05

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 175

15 W

Power Transformers Q4438 Flybck Regltor 12 V, -12 V 0.63 A

Q4438-BL
Coilcraft
1: $8.85
1,011In Stock

Mfr. Part No.
Q4438-BL

Mouser Part No
994-Q4438-BL

Coilcraft

Power Transformers Q4438 Flybck Regltor 12 V, -12 V 0.63 A

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Datasheet

1,011In Stock

$8.85

$6.22

$4.34

$4.04

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra POE+ 1-Port

TG110-HPE7N5LF
HALO Electronics
1: $10.11
841In Stock

Mfr. Part No.
TG110-HPE7N5LF

Mouser Part No
493-TG110-HPE7N5LF

HALO Electronics

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra POE+ 1-Port

Datasheet

841In Stock

$10.11

$6.50

$5.31

$4.29

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Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke

TG1G-S002NZRL
HALO Electronics
1: $15.89
425In Stock

Mfr. Part No.
TG1G-S002NZRL

Mouser Part No
493-TG1G-S002NZRL

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke

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Datasheet

425In Stock

$15.89

$5.43

$5.14

$4.83

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers CJ5143 for NCP5080 350V 1.2A SMT

CJ5143-ALC
Coilcraft
1: $5.64
3,878In Stock
1,460On Order

Mfr. Part No.
CJ5143-ALC

Mouser Part No
994-CJ5143-ALC

Coilcraft

Audio Transformers / Signal Transformers CJ5143 for NCP5080 350V 1.2A SMT

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Datasheet

3,878In Stock

1,460On Order

Cut Tape

$5.64

$4.26

$4.09

Reel

$3.48

$3.37

$3.26

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

Power Transformers

YA8779-BLD
Coilcraft
1: $7.40
1,494In Stock
2,700Expected 2026/05/29

Mfr. Part No.
YA8779-BLD

Mouser Part No
994-YA8779-BL

Coilcraft

Power Transformers

Datasheet

1,494In Stock

2,700Expected 2026/05/29

Cut Tape

$7.40

Reel

$5.20

$3.62

$3.36

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

Audio Transformers / Signal Transformers RF XFMR / SURF MT/ TOPHAT RoHS

TTCM4-4X+
Mini-Circuits
1: $15.56
1,314In Stock

Mfr. Part No.
TTCM4-4X+

Mouser Part No
139-TTCM4-4X

Mini-Circuits

Audio Transformers / Signal Transformers RF XFMR / SURF MT/ TOPHAT RoHS

Datasheet

1,314In Stock

Cut Tape

$15.56

$3.58

$2.49

$2.02

$1.88

Reel

$1.80

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Audio Transformers / Signal Transformers 2.5GBaseT 4PPoE 90W 1A 0.4mOhm 1Port

TG2G-HPE10NZ5LF
HALO Electronics
1: $24.24
697In Stock

Mfr. Part No.
TG2G-HPE10NZ5LF

Mouser Part No
493-TG2G-HPE10NZ5LF

HALO Electronics

Audio Transformers / Signal Transformers 2.5GBaseT 4PPoE 90W 1A 0.4mOhm 1Port

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Datasheet

697In Stock

$24.24

$7.11

$7.09

$7.08

Min.: 1
Mult.: 1

90 W

Audio Transformers / Signal Transformers FA2672 SMT Flyback For Si3401, Si3402

FA2672-ALD
Coilcraft
1: $4.83
666In Stock

Mfr. Part No.
FA2672-ALD

Mouser Part No
994-FA2672-ALD

Coilcraft

Audio Transformers / Signal Transformers FA2672 SMT Flyback For Si3401, Si3402

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Datasheet

666In Stock

Cut Tape

$4.83

$3.65

$3.48

$3.26

Reel

$2.98

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

10 W

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

$37.22

$36.53

View

Min.: 1
Mult.: 1

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

1000B-5003FX
iNRCORE
1: $66.76
11In 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

11In Stock

$66.76

$64.59

$60.71

$54.74

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers

1000B-5012NLT
iNRCORE
1: $46.33
11In Stock

Mfr. Part No.
1000B-5012NLT

Mouser Part No
673-1000B-5012NLT

iNRCORE

Audio Transformers / Signal Transformers

Datasheet

11In Stock

Cut Tape

$46.33

$41.68

$39.95

$38.68

$37.45

Reel

$34.55

Min.: 1
Mult.: 1

Reel: 350

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

HXB6020HLT
Pulse Electronics
1: $5.05
360In 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

360In Stock

Cut Tape

$5.05

$4.01

$3.85

$3.73

Reel

$3.34

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 600

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

TCML1-19+
Mini-Circuits
1: $15.57
1,661In Stock

Mfr. Part No.
TCML1-19+

Mouser Part No
139-TCML1-19

Mini-Circuits

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

Datasheet

1,661In Stock

Cut Tape

$15.57

$15.55

$6.62

$2.65

Reel

$1.97

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Audio Transformers / Signal Transformers ISO MOD GullWng Sgl Audio w/ shield 6pin

TG10-DA1NSLF
HALO Electronics
1: $3.02
6,292In Stock

Mfr. Part No.
TG10-DA1NSLF

Mouser Part No
493-TG10-DA1NSLF

HALO Electronics

Audio Transformers / Signal Transformers ISO MOD GullWng Sgl Audio w/ shield 6pin

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Datasheet

6,292In Stock

$3.02

$2.92

$2.80

$2.70

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers GIGABIT PoE+ ISO MOD 24P SMD Single Port

TG111-HPE3NZRL
HALO Electronics
1: $6.78
1,913In Stock

Mfr. Part No.
TG111-HPE3NZRL

Mouser Part No
493-TG111-HPE3NZRL

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT PoE+ ISO MOD 24P SMD Single Port

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Datasheet

1,913In Stock

$6.78

$6.47

$6.27

$6.07

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers 5uH 500V 1:1:1 2% AE C-Q200

BMU6201NL
Pulse Electronics
1: $3.52
655In Stock

Mfr. Part No.
BMU6201NL

Mouser Part No
673-BMU6201NL

Pulse Electronics

Audio Transformers / Signal Transformers 5uH 500V 1:1:1 2% AE C-Q200

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Datasheet

655In Stock

$3.52

$3.17

$3.06

$2.95

View

Min.: 1
Mult.: 1

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

CX2047LANLT
Pulse Electronics
1: $2.40
1,566In 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

1,566In Stock

Cut Tape

$2.40

$2.17

$2.02

$1.94

Reel

$1.47

View

Min.: 1
Mult.: 1

Reel: 2,000

Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por

H1260FNLT
Pulse Electronics
1: $4.02
1,790In Stock

Mfr. Part No.
H1260FNLT

Mouser Part No
673-H1260FNLT

Pulse Electronics

Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por

Datasheet

1,790In Stock

Cut Tape

$4.02

$3.64

$3.49

$3.38

Reel

$3.12

View

Min.: 1
Mult.: 1

Reel: 600

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

H2009NL
Pulse Electronics
1: $8.66
243In 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

243In Stock

$8.66

$7.82

$7.44

$7.15

View

Min.: 1
Mult.: 1

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

H5149NLT
Pulse Electronics
1: $7.61
400In Stock

Mfr. Part No.
H5149NLT

Mouser Part No
673-H5149NLT

Pulse Electronics

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

Datasheet

400In Stock

Cut Tape

$7.61

$6.87

$6.59

$6.38

View

Reel

$4.84

Min.: 1
Mult.: 1

Reel: 400

PCB Mount

Pulse Transformers SMD Gate Drive 980uH .88Ohms

PA0173NLT
Pulse Electronics
1: $2.02
1,578In Stock

Mfr. Part No.
PA0173NLT

Mouser Part No
673-PA0173NLT

Pulse Electronics

Pulse Transformers SMD Gate Drive 980uH .88Ohms

Datasheet

1,578In Stock

Cut Tape

$2.02

$1.87

$1.80

$1.77

Reel

$1.43

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 900

Power Transformers SMD HiFreq WireWound 126uH .46Ohms

PA1137NLT
Pulse Electronics
1: $3.62
1,097In Stock

Mfr. Part No.
PA1137NLT

Mouser Part No
673-PA1137NLT

Pulse Electronics

Power Transformers SMD HiFreq WireWound 126uH .46Ohms

Datasheet

1,097In Stock

Cut Tape

$3.62

$3.28

$3.11

$3.00

Reel

$2.76

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 150

60 W

Power Transformers 80uH 3kV 10%

PA5111.003NLT
Pulse Electronics
1: $4.11
908In Stock

Mfr. Part No.
PA5111.003NLT

Mouser Part No
673-PA5111.003NLT

Pulse Electronics

Power Transformers 80uH 3kV 10%

Learn More

Datasheet

908In Stock

Cut Tape

$4.11

$3.47

Reel

$3.07

$2.88

$2.67

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 120

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40 mW
50 mW
50 mW (1/20 W)
60 mW
62.5 mW
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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
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DIN Rail, Panel
Flange Mount
Floor Mount
Free Hanging
Mounting Foot
Panel