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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: 22,253

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Part #

Audio Transformers / Signal Transformers 1:5 Core & Wire Transformer, 0.3 - 300 MHz, 50ohm

T5-1T-KK81+
Mini-Circuits
1: $7.75
71In Stock
New At Mouser

Mfr. Part No.
T5-1T-KK81+

Mouser Part No
139-T51TKK81

New At Mouser

Mini-Circuits

Audio Transformers / Signal Transformers 1:5 Core & Wire Transformer, 0.3 - 300 MHz, 50ohm

Datasheet

71In Stock

$7.75

$7.29

$7.05

$6.82

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Min.: 1
Mult.: 1

250 mW

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

TC1-1X+
Mini-Circuits
1: $17.13
37In Stock

Mfr. Part No.
TC1-1X+

Mouser Part No
139-TC1-1X

Mini-Circuits

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

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Datasheet

37In Stock

Cut Tape

$17.13

$3.54

$2.43

$1.97

Reel

$1.72

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

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

TC1-42+
Mini-Circuits
1: $17.13
548In Stock

Mfr. Part No.
TC1-42+

Mouser Part No
139-TC1-42

Mini-Circuits

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

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Datasheet

548In Stock

Cut Tape

$17.13

$3.83

$2.58

$2.12

Reel

$1.88

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 0.07 - 200 MHz, 50?

TMO-2-1T+
Mini-Circuits
1: $24.18
2In Stock
New At Mouser

Mfr. Part No.
TMO-2-1T+

Mouser Part No
139-TMO-2-1T

New At Mouser

Mini-Circuits

Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 0.07 - 200 MHz, 50?

Datasheet

2In Stock

$24.18

$22.61

$22.53

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh

TG04-1205NSRL
HALO Electronics
1: $5.97
100In Stock

Mfr. Part No.
TG04-1205NSRL

Mouser Part No
493-TG04-1205NSRL

HALO Electronics

Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh

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Datasheet

100In Stock

$5.97

$3.84

$3.14

$2.54

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P Lw Prfl 1 Port

TG111-S001J24RL
HALO Electronics
1: $19.41
72In Stock

Mfr. Part No.
TG111-S001J24RL

Mouser Part No
493-TG111-S001J24RL

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P Lw Prfl 1 Port

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Datasheet

72In Stock

$19.41

$12.54

$10.22

$8.27

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers T1/E1 Duet ISO MOD SMD 24P Dual Port

TG74-1505NZRL
HALO Electronics
1: $14.70
320In Stock

Mfr. Part No.
TG74-1505NZRL

Mouser Part No
493-TG74-1505NZRL

HALO Electronics

Audio Transformers / Signal Transformers T1/E1 Duet ISO MOD SMD 24P Dual Port

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Datasheet

320In Stock

$14.70

$9.47

$7.72

$6.26

View

Min.: 1
Mult.: 1

Power Transformers - Board Mount POE Flyback Xfmr 3W 3.3Vout

TGP3-S005EP7LF
HALO Electronics
1: $6.54
300In Stock

Mfr. Part No.
TGP3-S005EP7LF

Mouser Part No
493-TGP3-S005EP7LF

HALO Electronics

Power Transformers - Board Mount POE Flyback Xfmr 3W 3.3Vout

Learn More

Datasheet

300In Stock

$6.54

$4.23

$3.45

$2.79

View

Min.: 1
Mult.: 1

3.3 V

SMD/SMT

Power Transformers - Industrial 50\60 Hz, Laminated Transformer w/ lead wires

A41-25-230L
Bel Signal Transformer
1: $26.94
29In Stock

Mfr. Part No.
A41-25-230L

Mouser Part No
530-A41-25-230L

Bel Signal Transformer

Power Transformers - Industrial 50\60 Hz, Laminated Transformer w/ lead wires

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Datasheet

29In Stock

$26.94

$24.26

$23.26

$21.03

View

Min.: 1
Mult.: 1

25 VA

115 VAC, 230 VAC

230 V CT/115 V

Chassis

Power Transformers - Industrial 50\60 Hz, Laminated Transformer

DP-241-5-36L
Bel Signal Transformer
1: $20.69
11In Stock

Mfr. Part No.
DP-241-5-36L

Mouser Part No
530-DP-241-5-36L

Bel Signal Transformer

Power Transformers - Industrial 50\60 Hz, Laminated Transformer

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Datasheet

11In Stock

$20.69

$18.06

$14.83

$14.62

View

Min.: 1
Mult.: 1

12 VA

115 VAC, 230 VAC

36 V CT

Chassis

Power Transformers - Board Mount 50\60 Hz, Laminated Transformer

DPC-16-640
Bel Signal Transformer
1: $19.70
39In Stock
50On Order

Mfr. Part No.
DPC-16-640

Mouser Part No
530-DPC-16-640

Bel Signal Transformer

Power Transformers - Board Mount 50\60 Hz, Laminated Transformer

Learn More

Datasheet

39In Stock

50On Order

$19.70

$17.20

$14.12

$13.94

View

Min.: 1
Mult.: 1

10 VA

115 VAC, 230 VAC

16 V CT/8 V

Through Hole

Power Transformers - Board Mount 50\60 Hz, Laminated Transformer Encapsulated

IF-18-16
Bel Signal Transformer
1: $37.93
33In Stock

Mfr. Part No.
IF-18-16

Mouser Part No
530-IF-18-16

Bel Signal Transformer

Power Transformers - Board Mount 50\60 Hz, Laminated Transformer Encapsulated

Learn More

Datasheet

33In Stock

$37.93

$33.11

$30.44

$29.94

View

Min.: 1
Mult.: 1

18 VA

115 VAC, 230 VAC

16 V CT/8 V

Through Hole

Power Transformers - Board Mount 50\60 Hz, Laminated Transformer

PC-16-1500
Bel Signal Transformer
1: $24.04
22In Stock

Mfr. Part No.
PC-16-1500

Mouser Part No
530-PC-16-1500

Bel Signal Transformer

Power Transformers - Board Mount 50\60 Hz, Laminated Transformer

Learn More

Datasheet

22In Stock

$24.04

$21.67

$18.93

$18.53

View

Min.: 1
Mult.: 1

24 VA

115 VAC

16 V CT/8 V

Through Hole

Power Transformers - Board Mount 50\60 Hz, Laminated Transformer

ST-3-20
Bel Signal Transformer
1: $11.60
81In Stock

Mfr. Part No.
ST-3-20

Mouser Part No
530-ST-3-20

Bel Signal Transformer

Power Transformers - Board Mount 50\60 Hz, Laminated Transformer

Learn More

Datasheet

81In Stock

$11.60

$9.86

$9.47

$9.16

View

Min.: 1
Mult.: 1

2.4 VA

115 VAC

20 V CT/10 V

Through Hole

Pulse Transformers PULSE TRANSFORMERS

IT155
TE Connectivity / Schaffner
1: $10.53
41In Stock

Mfr. Part No.
IT155

Mouser Part No
631-IT155

TE Connectivity / Schaffner

Pulse Transformers PULSE TRANSFORMERS

Learn More

Datasheet

41In Stock

$10.53

$7.51

$6.97

$6.88

View

Min.: 1
Mult.: 1

500 V

Through Hole

Pulse Transformers FG, TRANSFORMER, GATE DRIVE 5MM, 250 KH

MTBAUGDT250251-LF
Vishay / Dale
1: $10.00
192In Stock

Mfr. Part No.
MTBAUGDT250251-LF

Mouser Part No
70-MTBAUGDT250251-LF

Vishay / Dale

Pulse Transformers FG, TRANSFORMER, GATE DRIVE 5MM, 250 KH

Learn More

Datasheet

192In Stock

Cut Tape

$10.00

$7.98

Reel

$7.86

$7.76

Min.: 1
Mult.: 1

: 500

SMD/SMT

Power Transformers - Board Mount 12 output V

MTPL-2516-S12V
Vishay / Dale
1: $19.03
53In Stock
60Expected 2026/09/04

Mfr. Part No.
MTPL-2516-S12V

Mouser Part No
70-MTPL-2516-S12V

Vishay / Dale

Power Transformers - Board Mount 12 output V

Datasheet

53In Stock

60Expected 2026/09/04

$19.03

$17.14

$16.42

$15.90

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Min.: 1
Mult.: 1

3 W

12 V

Through Hole

Power Transformers - Board Mount WE-FLEX Trnsfmr HV 6.6uH 1.6A

749196248
Wurth Elektronik
1: $6.47
254In Stock

Mfr. Part No.
749196248

Mouser Part No
710-749196248

Wurth Elektronik

Power Transformers - Board Mount WE-FLEX Trnsfmr HV 6.6uH 1.6A

Learn More

Datasheet

254In Stock

Cut Tape

$6.47

$6.45

$6.44

Reel

$6.08

$6.07

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 400

SMD/SMT

Power Transformers - Board Mount WE-FB LT3575 7 uH 15 W

750311567
Wurth Elektronik
1: $9.68
20In Stock
400Expected 2026/07/30

Mfr. Part No.
750311567

Mouser Part No
710-750311567

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3575 7 uH 15 W

Learn More

Datasheet

20In Stock

400Expected 2026/07/30

Cut Tape

$9.68

$9.06

$8.66

$7.89

Reel

$7.09

MouseReel Available

Min.: 1
Mult.: 1

: 200

15 W

10 V to 40 V

5 V

SMD/SMT

Power Transformers - Board Mount WE-FB LT3748 3.8 uH 9 W

750311856
Wurth Elektronik
1: $5.04
72In Stock
200Expected 2026/10/08

Mfr. Part No.
750311856

Mouser Part No
710-750311856

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 3.8 uH 9 W

Learn More

Datasheet

72In Stock

200Expected 2026/10/08

Cut Tape

$5.04

$4.68

$4.33

$3.97

Reel

$3.61

$2.97

MouseReel Available

Min.: 1
Mult.: 1

: 200

9 W

16 V to 24 V

15 V, 15 V, 15 V, 15 V

SMD/SMT

Audio Transformers / Signal Transformers WE-DSL VDSL 700uH +-10%

750510348
Wurth Elektronik
1: $4.76
92In Stock

Mfr. Part No.
750510348

Mouser Part No
710-750510348

Wurth Elektronik

Audio Transformers / Signal Transformers WE-DSL VDSL 700uH +-10%

Learn More

Datasheet

92In Stock

Cut Tape

$4.76

$4.70

$4.41

$3.97

Reel

$3.97

View

MouseReel Available

Min.: 1
Mult.: 1

: 350

Power Transformers - Board Mount THROUGH HOLE 12VA

3FD-528
Tamura
1: $12.87
7In Stock
500On Order

Mfr. Part No.
3FD-528

Mouser Part No
838-3FD-528

Tamura

Power Transformers - Board Mount THROUGH HOLE 12VA

Datasheet

7In Stock

500On Order

$12.87

$11.21

$10.76

$10.40

View

Min.: 1
Mult.: 1

12 VA

115 VAC, 230 VAC

Through Hole

Power Transformers - Board Mount 40uH 5V/3A 12V/1.25A 30W

B82802A0030A220
TDK
1: $5.09
56In Stock

Mfr. Part No.
B82802A0030A220

Mouser Part No
871-B82802A30A220

TDK

Power Transformers - Board Mount 40uH 5V/3A 12V/1.25A 30W

Learn More

Datasheet

56In Stock

Cut Tape

$5.09

$4.07

$3.91

$3.79

Reel

$3.30

View

MouseReel Available

Min.: 1
Mult.: 1

: 160

Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 5 - 120 MHz, 50?

T2-1-2W-KK81+
Mini-Circuits
1: $9.30
18In Stock
100Expected 2026/07/27
New At Mouser

Mfr. Part No.
T2-1-2W-KK81+

Mouser Part No
139-T2-1-2W-KK81

New At Mouser

Mini-Circuits

Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 5 - 120 MHz, 50?

Datasheet

18In Stock

100Expected 2026/07/27

$9.30

$8.99

$8.76

$8.73

Min.: 1
Mult.: 1

2 W

Audio Transformers / Signal Transformers 1:4 Core & Wire Transformer, 0.02 - 250 MHz, 50ohm

T4-6T-X65+
Mini-Circuits
1: $9.08
14In Stock

Mfr. Part No.
T4-6T-X65+

Mouser Part No
139-T4-6T-X65

Mini-Circuits

Audio Transformers / Signal Transformers 1:4 Core & Wire Transformer, 0.02 - 250 MHz, 50ohm

Datasheet

14In Stock

$9.08

Min.: 1
Mult.: 1

Transformers

Types of Transformers

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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 120/140 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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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