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Power Transformers

Power transformers are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many power transformer manufacturers including Bel, Bourns, Hammond, Pulse, Tamura, Triad Magnetics, Wurth Elektronik & more. Please view our selection of power transformers below.

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Part #

Power Transformers WE-PPTI 1 mH SN6501 4.43:1 125C

750317828
Wurth Elektronik
1: $4.31
1,110In Stock

Mfr. Part #
750317828

Mouser Part #
710-750317828

Wurth Elektronik

Power Transformers WE-PPTI 1 mH SN6501 4.43:1 125C

Learn More

Datasheet

1,110In Stock

Cut Tape

$4.31

$3.90

$3.75

$3.64

Reel

$3.13

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,200

Push-Pull Transformers

SMD/SMT

Single Primary Winding

Single Secondary Winding

6.73 mm

10.2 mm

4.19 mm

WE-PPTI

Power Transformers MID-OLTI UCC28740 160 uH 92.4 W

750343004
Wurth Elektronik
1: $15.24
564In Stock

Mfr. Part #
750343004

Mouser Part #
710-750343004

Wurth Elektronik

Power Transformers MID-OLTI UCC28740 160 uH 92.4 W

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Datasheet

564In Stock

$15.24

$13.74

$13.19

$12.86

View

Min.: 1
Mult.: 1

Flyback Transformers

106 V to 286 V

24 V

92.4 W

3.85 A

Through Hole

Dual Primary Winding

Single Secondary Winding

30.5 mm

24 mm

33 mm

MID-OLTI

Power Transformers WE-FB LT3573 25 uH 6 W

750370058
Wurth Elektronik
1: $10.76
359In Stock

Mfr. Part #
750370058

Mouser Part #
710-750370058

Wurth Elektronik

Power Transformers WE-FB LT3573 25 uH 6 W

Learn More

Datasheet

359In Stock

Cut Tape

$10.76

$9.72

$9.32

$9.03

Reel

$8.20

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

Flyback Transformers

10 V to 30 V

15 V

6 W

400 mA

SMD/SMT

Single Primary Winding

Single Secondary Winding

10.8 mm

13.35 mm

9.14 mm

WE-FB

Power Transformers WE-UNIT 5.6W SMD Offline Trnsfmr

7508170311
Wurth Elektronik
1: $7.64
920In Stock

Mfr. Part #
7508170311

Mouser Part #
710-7508170311

Wurth Elektronik

Power Transformers WE-UNIT 5.6W SMD Offline Trnsfmr

Learn More

Datasheet

920In Stock

Cut Tape

$7.64

$6.34

$6.08

$5.91

Reel

$5.33

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 175

Power

55 VAC to 265 VAC

12 V

5 W

420 mA

SMD/SMT

Dual Primary Winding

Dual Secondary Winding

13.8 mm

23.9 mm

11 mm

MID-OLEE

Power Transformers MID-SLIM Offline 250uH 50kHz 34mOhm

760871333
Wurth Elektronik
1: $17.12
1,414In Stock

Mfr. Part #
760871333

Mouser Part #
710-760871333

Wurth Elektronik

Power Transformers MID-SLIM Offline 250uH 50kHz 34mOhm

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Datasheet

1,414In Stock

$17.12

$14.26

$14.24

$13.54

View

Min.: 1
Mult.: 1

Offline Transformers

85 VAC to 265 VAC

12 V, 12 V, 12 V

67.5 W

1.875 A, 1.875 A, 1.875 A

Through Hole

Dual Primary Winding

Triple Secondary Winding

29.4 mm

47.5 mm

12 mm

WE-SLIM

Power Transformers 140-333uH 1:1:1:1 BMS AEC-Q200

VGT10/9EE-X03S2P4
TDK
1: $9.19
679In Stock

Mfr. Part #
VGT10/9EE-X03S2P4

Mouser Part #
810-VGT10/9EEX03S2P4

TDK

Power Transformers 140-333uH 1:1:1:1 BMS AEC-Q200

Learn More

Datasheet

679In Stock

Cut Tape

$9.19

$7.98

$7.71

$7.40

Reel

$6.80

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 750

Power Transformers

PCB Mount

Single Primary Winding

Single Secondary Winding

10.4 mm

10.6 mm

VGT

Power Transformers THROUGH HOLE 12VA

3FD-516
Tamura
1: $13.92
242In Stock

Mfr. Part #
3FD-516

Mouser Part #
838-3FD-516

Tamura

Power Transformers THROUGH HOLE 12VA

Datasheet

242In Stock

$13.92

$12.86

$12.26

$11.80

View

Min.: 1
Mult.: 1

115 VAC, 230 VAC

12 VA

Through Hole

Dual Primary Winding

Dual Secondary Winding

41.4 mm

3FD

Power Transformers Flyback Transformer for LT8316

11328-T074
Sumida
1: $11.33
4,084In Stock

Mfr. Part #
11328-T074

Mouser Part #
851-11328-T074

Sumida

Power Transformers Flyback Transformer for LT8316

Learn More

Datasheet

4,084In Stock

$11.33

$8.75

$8.46

$8.14

View

Min.: 1
Mult.: 1

Flyback Transformers

Through Hole

Dual Primary Winding

Single Secondary Winding

31 mm

28 mm

23.5 mm

Power Transformers WE-FB LT3748 100 uH 12 W

750311456
Wurth Elektronik
1: $17.99
150In Stock

Mfr. Part #
750311456

Mouser Part #
710-750311456

Wurth Elektronik

Power Transformers WE-FB LT3748 100 uH 12 W

Learn More

Datasheet

150In Stock

Cut Tape

$17.99

$16.85

$16.12

$14.66

Reel

$13.19

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

Flyback Transformers

36 V

12 V

12 W

1 A

SMD/SMT

Single Primary Winding

Single Secondary Winding

13.46 mm

17.75 mm

12.7 mm

WE-FB

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

Q4438-BL
Coilcraft
1: $13.58
287In Stock
756Expected 2026-03-13

Mfr. Part #
Q4438-BL

Mouser Part #
994-Q4438-BL

Coilcraft

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

Learn More

Datasheet

287In Stock

756Expected 2026-03-13

$13.58

$9.55

$6.66

$6.19

Min.: 1
Mult.: 1

Q4438

Power Transformers XFMR, FLYBACK, EFD20, SMT, NPB

PA1366NLT
Pulse Electronics
1: $7.14
46In Stock

Mfr. Part #
PA1366NLT

Mouser Part #
673-PA1366NLT

Pulse Electronics

Power Transformers XFMR, FLYBACK, EFD20, SMT, NPB

Datasheet

46In Stock

Cut Tape

$7.14

$5.83

Reel

$4.16

$3.93

$3.52

Min.: 1
Mult.: 1

Reel: 100

Flyback Transformers

Power Transformers CONTROL TRANSFORMER,150VA,380/400/415-11

MT0150I
Siemens
1: $327.83
1In Stock

Mfr. Part #
MT0150I

Mouser Part #
982-MT0150I

Siemens

Power Transformers CONTROL TRANSFORMER,150VA,380/400/415-11

Datasheet

1In Stock

$327.83

$323.47

Min.: 1
Mult.: 1

Power Transformers

YA8779-BLD
Coilcraft
1: $11.34
21In Stock
2,700Expected 2026-03-05

Mfr. Part #
YA8779-BLD

Mouser Part #
994-YA8779-BL

Coilcraft

Power Transformers

Datasheet

21In Stock

2,700Expected 2026-03-05

Cut Tape

$11.34

Reel

$7.98

$5.56

$5.16

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

Power Transformers WE-LLCR Size ETD34 600uH 150W 48V

760895451
Wurth Elektronik
1: $26.92
20In Stock

Mfr. Part #
760895451

Mouser Part #
710-760895451

Wurth Elektronik

Power Transformers WE-LLCR Size ETD34 600uH 150W 48V

Learn More

Datasheet

20In Stock

$26.92

$25.80

$24.19

$21.77

$19.34

Min.: 1
Mult.: 1

Power

255 VAC to 283 VAC

48 V

150 W

3.1 A

Through Hole

Single Primary Winding

Dual Secondary Winding

36 mm

26 mm

WE-LLCR

Power Transformers Q4437 Flybck Regltor 12 V, -12 V 1.8 A

Q4437-BL
Coilcraft
1: $12.79
42In Stock
798Expected 2026-04-10

Mfr. Part #
Q4437-BL

Mouser Part #
994-Q4437-BL

Coilcraft

Power Transformers Q4437 Flybck Regltor 12 V, -12 V 1.8 A

Learn More

Datasheet

42In Stock

798Expected 2026-04-10

$12.79

$10.85

$9.47

$9.18

View

Min.: 1
Mult.: 1

Q4437

Power Transformers CONTROL TRANSFORMER,500VA,380/400/415-11

MT0500I
Siemens
1: $647.65
3In Stock

Mfr. Part #
MT0500I

Mouser Part #
982-MT0500I

Siemens

Power Transformers CONTROL TRANSFORMER,500VA,380/400/415-11

Datasheet

3In Stock

$647.65

Min.: 1
Mult.: 1

Power Transformers TRANSFORMER,750VA,380/4

MTG0750I
Siemens
1: $1,261.16
1In Stock

Mfr. Part #
MTG0750I

Mouser Part #
982-MTG0750I

Siemens

Power Transformers TRANSFORMER,750VA,380/4

Datasheet

1In Stock

$1,261.16

$1,209.87

Min.: 1
Mult.: 1

Power Transformers WE-FLEX Trnsfmr HV 196uH .05A

749196508
Wurth Elektronik
1: $18.96
44In Stock

Mfr. Part #
749196508

Mouser Part #
710-749196508

Wurth Elektronik

Power Transformers WE-FLEX Trnsfmr HV 196uH .05A

Learn More

Datasheet

44In Stock

Cut Tape

$18.96

$17.07

Reel

$15.17

$13.91

$12.63

$11.37

MouseReel Available

Min.: 1
Mult.: 1

Reel: 120

Signal Transformers

1.35 A

SMD/SMT

Triple Primary Winding

Triple Secondary Winding

29.5 mm

21.5 mm

12 mm

WE-FLEX HV

Power Transformers CONTROL TRANSFORMER,208-115V 45VA

KTH050
Siemens
1: $514.01
3In Stock

Mfr. Part #
KTH050

Mouser Part #
982-KTH050

Siemens

Power Transformers CONTROL TRANSFORMER,208-115V 45VA

Datasheet

3In Stock

$514.01

$500.24

Min.: 1
Mult.: 1

Power Transformers Q4435 Flybck Regltor 8uH 5.0 V 1.6 A

Q4435-BL
Coilcraft
1: $19.71
27In Stock

Mfr. Part #
Q4435-BL

Mouser Part #
994-Q4435-BL

Coilcraft

Power Transformers Q4435 Flybck Regltor 8uH 5.0 V 1.6 A

Learn More

Datasheet

27In Stock

$19.71

$13.85

$9.67

$8.98

Min.: 1
Mult.: 1

Q4435

Power Transformers MID-FLYLT LT8301 40 uH 2.8 W

750313972
Wurth Elektronik
1: $9.00
233In Stock
1,000Expected 2026-04-16

Mfr. Part #
750313972

Mouser Part #
710-750313972

Wurth Elektronik

Power Transformers MID-FLYLT LT8301 40 uH 2.8 W

Learn More

Datasheet

233In Stock

1,000Expected 2026-04-16

Cut Tape

$9.00

$8.32

$7.57

$6.88

Reel

$6.25

$5.68

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

Flyback Transformers

18 V to 42 V

5 V, 5 V

2.8 W

275 mA, 275 mA

SMD/SMT

Single Primary Winding

Dual Secondary Winding

15.24 mm

13.34 mm

11.43 mm

MID-FLYLT

Power Transformers SMD Flyback .22Ohms

PE-68421NL
Pulse Electronics
1: $17.15
326In Stock

Mfr. Part #
PE-68421NL

Mouser Part #
673-PE-68421NL

Pulse Electronics

Power Transformers SMD Flyback .22Ohms

Datasheet

326In Stock

$17.15

$16.27

$15.40

$15.38

View

Min.: 1
Mult.: 1

Flyback Transformers

Power Transformers SMD 3W 24V/us 538uH 2CT:1CT 20%

PH9384.021NLT
Pulse Electronics
1: $3.41
1,451In Stock

Mfr. Part #
PH9384.021NLT

Mouser Part #
673-PH9384.021NLT

Pulse Electronics

Power Transformers SMD 3W 24V/us 538uH 2CT:1CT 20%

Learn More

Datasheet

1,451In Stock

Cut Tape

$3.41

$3.10

$2.98

$2.89

Reel

$2.44

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

3 W

SMD/SMT

Dual Primary Winding

Dual Secondary Winding

12.5 mm

9.2 mm

7.6 mm

PH9084.XXXNLT

Power Transformers 28.9 UH 10%

PA1528ANLT
Pulse Electronics
1: $6.42
936In Stock

Mfr. Part #
PA1528ANLT

Mouser Part #
673-PA1528ANLT

Pulse Electronics

Power Transformers 28.9 UH 10%

Datasheet

936In Stock

Cut Tape

$6.42

$5.76

$5.13

$4.97

Reel

$4.93

View

Min.: 1
Mult.: 1

Reel: 150

Flyback Transformers

Power Transformers SMD 3W 27V/us 680uH 3CT:5CT 20%

PH9384.035NLT
Pulse Electronics
1: $3.41
777In Stock

Mfr. Part #
PH9384.035NLT

Mouser Part #
673-PH9384.035NLT

Pulse Electronics

Power Transformers SMD 3W 27V/us 680uH 3CT:5CT 20%

Learn More

Datasheet

777In Stock

Cut Tape

$3.41

$3.10

$2.98

$2.89

Reel

$2.44

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

3 W

SMD/SMT

Dual Primary Winding

Dual Secondary Winding

12.5 mm

9.2 mm

7.6 mm

PH9084.XXXNLT

Power Transformers

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Analog Modem Transformers
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Offline Transformers

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
7 V to 24 V
7 V to 26 V
7 V to 31 V

0 V to 6.5 V/13 V/19.5 V/26 V
0 V, 208 V, 220 V, 240 V/0 V, 104 V, 110 V, 120 V
0 V, 416 V, 440 V, 480 V/0 V, 208 V, 220 V, 240 V
- 17.5 V, 17.5 V
- 9 VDC, 15 VDC
- 5 V, 15 V
- 5 V, 7 V
1.8 V
2 x 12 V
2 x 3.3 V
2 x 5 V
2.5 V
2.5 VAC CT
2.5 VDC to 4 VDC
3 VAC CT
3 x 3.3 V
3 x 5 V
3.3 V
3.3 V, 12 V
3.3 V, 12 V, 5 V

40 mW
100 mW
150 mW
300 mW
500 mVA
500 mW
540 mVA
600 mW
630 mVA
700 mW
800 mW
900 mW
950 mVA
1 VA
1 W
1.1 VA
1.1 W
1.2 VA
1.2 W
1.25 VA

1 mA
1 mA, 1 mA
2 mA, 2 mA
5 mA, 30 mA
8 mA
8 mA/16 mA
9 mA/18 mA
10 mA
10 mA, 1.1 A
10 mA, 5.25 A
10 mA/20 mA
15 mA
15 mA/30 mA
18 mA/36 mA
20 mA
20 mA, 100 mA, 20 mA
20 mA, 40 mA, 40 mA
20 mA, 700 mA
20 mA/40 mA
23 mA

2.6 mm
5.08 mm
5.5 mm
6.6 mm
6.73 mm
7 mm
7.1 mm
7.14 mm
7.62 mm
7.87 mm
8 mm
8.1 mm
8.12 mm
8.13 mm
8.2 mm
8.26 mm
8.3 mm
8.35 mm
8.38 mm
8.6 mm

1.5 mm
2.17 mm
3.61 mm
4.5 mm
5.4 mm
6.55 mm
6.6 mm
6.7 mm
6.73 mm
6.8 mm
6.91 mm
6.93 mm
7 mm
7.1 mm
7.11 mm
7.14 mm
7.37 mm
7.5 mm
7.68 mm
8 mm

1.56 mm
1.98 mm
2.08 mm
2.2 mm
2.34 mm
3 mm
3.1 mm
3.56 mm
3.6 mm
3.75 mm
3.8 mm
4 mm
4.06 mm
4.1 mm
4.14 mm
4.19 mm
4.2 mm
4.25 mm
4.74 mm
4.8 mm

71 mm
74 mm
3 in
80 mm
3.25 in
84 mm
87 mm
3.5 in
92 mm
3.63 in
3.73 in
3.75 in
96 mm
3.98 in
4 in
103 mm
4.25 in
112 mm
4.43 in
113 mm

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165
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