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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 MID-OLTI UCC28740 160 uH 92.4 W

750343004
Wurth Elektronik
1: £7.46
564In Stock

Mfr. Part No.
750343004

Mouser Part No
710-750343004

Wurth Elektronik

Power Transformers MID-OLTI UCC28740 160 uH 92.4 W

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Datasheet

564In Stock

£7.46

£6.72

£6.45

£6.29

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: £5.26
359In Stock

Mfr. Part No.
750370058

Mouser Part No
710-750370058

Wurth Elektronik

Power Transformers WE-FB LT3573 25 uH 6 W

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Datasheet

359In Stock

Cut Tape

£5.26

£4.75

£4.56

£4.42

Reel

£4.01

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: £3.74
920In Stock

Mfr. Part No.
7508170311

Mouser Part No
710-7508170311

Wurth Elektronik

Power Transformers WE-UNIT 5.6W SMD Offline Trnsfmr

Learn More

Datasheet

920In Stock

Cut Tape

£3.74

£3.10

£2.98

£2.89

Reel

£2.60

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: £8.37
1,414In Stock

Mfr. Part No.
760871333

Mouser Part No
710-760871333

Wurth Elektronik

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

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Datasheet

1,414In Stock

£8.37

£6.98

£6.97

£6.63

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: £4.50
679In Stock

Mfr. Part No.
VGT10/9EE-X03S2P4

Mouser Part No
810-VGT10/9EEX03S2P4

TDK

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

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Datasheet

679In Stock

Cut Tape

£4.50

£3.90

£3.77

£3.62

Reel

£3.33

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: £6.81
243In Stock

Mfr. Part No.
3FD-516

Mouser Part No
838-3FD-516

Tamura

Power Transformers THROUGH HOLE 12VA

Datasheet

243In Stock

£6.81

£6.29

£6.00

£5.77

£5.71

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: £5.54
4,084In Stock

Mfr. Part No.
11328-T074

Mouser Part No
851-11328-T074

Sumida

Power Transformers Flyback Transformer for LT8316

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Datasheet

4,084In Stock

£5.54

£4.28

£4.14

£3.98

View

Min.: 1
Mult.: 1

Flyback Transformers

Through Hole

Dual Primary Winding

Single Secondary Winding

31 mm

28 mm

23.5 mm

Power Transformers Rectifier Power Transformer

56-50
Bel Signal Transformer
1: £604.21
8In Stock

Mfr. Part No.
56-50

Mouser Part No
530-56-50

Bel Signal Transformer

Power Transformers Rectifier Power Transformer

Datasheet

8In Stock

£604.21

Min.: 1
Mult.: 1

115 VAC, 230 VAC

56 V CT/28 V CT

2.8 kVA

50 A/100 A

Chassis

Dual Primary Winding

Dual Secondary Winding

190.5 mm

158.8 mm

Power Transformers 50\60 Hz, Laminated Transformer Class 2

CL2-2.5R-12
Bel Signal Transformer
1: £5.96
236In Stock

Mfr. Part No.
CL2-2.5R-12

Mouser Part No
530-CL2-2.5R-12

Bel Signal Transformer

Power Transformers 50\60 Hz, Laminated Transformer Class 2

Datasheet

236In Stock

£5.96

Min.: 1
Mult.: 1

Class 2 Transformers

115 VAC, 230 VAC

12 V

2.5 VA

200 mA

Through Hole

Dual Primary Winding

Single Secondary Winding

41.3 mm

36.5 mm

28.6 mm

Power Transformers MID-FLYLT LT8300 300 uH 3.6 W

750312365
Wurth Elektronik
1: £2.73
1,435In Stock

Mfr. Part No.
750312365

Mouser Part No
710-750312365

Wurth Elektronik

Power Transformers MID-FLYLT LT8300 300 uH 3.6 W

Learn More

Datasheet

1,435In Stock

Cut Tape

£2.73

£2.48

£2.37

£2.30

Reel

£2.09

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

POE - Power Over Ethernet Transformers

30 V to 72 V

12 V

3.6 W

300 mA

SMD/SMT

Dual Primary Winding

Single Secondary Winding

10.16 mm

13.36 mm

8.64 mm

MID-FLYLT

Power Transformers MID-FLYMAX MAX17690 84 uH 3 W

750317236
Wurth Elektronik
1: £1.95
1,168In Stock

Mfr. Part No.
750317236

Mouser Part No
710-750317236

Wurth Elektronik

Power Transformers MID-FLYMAX MAX17690 84 uH 3 W

Learn More

Datasheet

1,168In Stock

Cut Tape

£1.95

£1.80

£1.58

Reel

£1.29

£1.28

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

Flyback Transformers

18 V to 60 V

12 V

3 W

250 mA

SMD/SMT

Single Primary Winding

Single Secondary Winding

9.78 mm

9.5 mm

10.54 mm

MID-FLYMAX

Power Transformers THROUGH HOLE 6VA

3FS-416
Tamura
1: £6.50
575In Stock

Mfr. Part No.
3FS-416

Mouser Part No
838-3FS-416

Tamura

Power Transformers THROUGH HOLE 6VA

Datasheet

575In Stock

£6.50

£6.41

£5.88

£4.43

Min.: 1
Mult.: 1

115 VAC

6 VA

Through Hole

Single Primary Winding

Dual Secondary Winding

34.55 mm

3FS

Power Transformers

H5143FNL
Pulse Electronics
1: £5.45
524In Stock

Mfr. Part No.
H5143FNL

Mouser Part No
673-H5143FNL

Pulse Electronics

Power Transformers

Datasheet

524In Stock

£5.45

£4.21

£4.07

£3.91

View

Min.: 1
Mult.: 1

PCB Mount

15.24 mm

9.78 mm

4.14 mm

Power Transformers WE-FB LT3748 100 uH 12 W

750311456
Wurth Elektronik
1: £8.80
150In Stock

Mfr. Part No.
750311456

Mouser Part No
710-750311456

Wurth Elektronik

Power Transformers WE-FB LT3748 100 uH 12 W

Learn More

Datasheet

150In Stock

Cut Tape

£8.80

£8.24

£7.88

£7.17

Reel

£6.45

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: £6.64
287In Stock
756Expected 13/03/2026

Mfr. Part No.
Q4438-BL

Mouser Part No
994-Q4438-BL

Coilcraft

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

Learn More

Datasheet

287In Stock

756Expected 13/03/2026

£6.64

£4.67

£3.26

£3.03

Min.: 1
Mult.: 1

Q4438

Power Transformers XFMR, FLYBACK, EFD20, SMT, NPB

PA1366NLT
Pulse Electronics
1: £3.49
46In Stock

Mfr. Part No.
PA1366NLT

Mouser Part No
673-PA1366NLT

Pulse Electronics

Power Transformers XFMR, FLYBACK, EFD20, SMT, NPB

Datasheet

46In Stock

Cut Tape

£3.49

£2.85

Reel

£2.03

£1.92

£1.73

£1.72

Min.: 1
Mult.: 1

Reel: 100

Flyback Transformers

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

MT0150I
Siemens
1: £160.34
1In Stock

Mfr. Part No.
MT0150I

Mouser Part No
982-MT0150I

Siemens

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

Datasheet

1In Stock

£160.34

£158.21

Min.: 1
Mult.: 1

Power Transformers Q4338 Flybck Regltor 12 V, -12 V 1.8 A

Q4338-BL
Coilcraft
1: £6.14
24Expected 20/02/2026

Mfr. Part No.
Q4338-BL

Mouser Part No
994-Q4338-BL

Coilcraft

Power Transformers Q4338 Flybck Regltor 12 V, -12 V 1.8 A

Learn More

Datasheet

24Expected 20/02/2026

£6.14

£4.32

£3.01

£2.80

Min.: 1
Mult.: 1

Q4338

Power Transformers

YA8779-BLD
Coilcraft
1: £5.55
21In Stock
2,700Expected 30/03/2026

Mfr. Part No.
YA8779-BLD

Mouser Part No
994-YA8779-BL

Coilcraft

Power Transformers

Datasheet

21In Stock

2,700Expected 30/03/2026

Cut Tape

£5.55

Reel

£3.90

£2.72

£2.52

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

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

749196508
Wurth Elektronik
1: £9.27
44In Stock

Mfr. Part No.
749196508

Mouser Part No
710-749196508

Wurth Elektronik

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

Learn More

Datasheet

44In Stock

Cut Tape

£9.27

£8.35

Reel

£7.42

£6.80

£6.18

£5.56

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: £251.41
3In Stock

Mfr. Part No.
KTH050

Mouser Part No
982-KTH050

Siemens

Power Transformers CONTROL TRANSFORMER,208-115V 45VA

Datasheet

3In Stock

£251.41

£244.68

Min.: 1
Mult.: 1

Power Transformers Q4435 Flybck Regltor 8uH 5.0 V 1.6 A

Q4435-BL
Coilcraft
1: £9.64
27In Stock

Mfr. Part No.
Q4435-BL

Mouser Part No
994-Q4435-BL

Coilcraft

Power Transformers Q4435 Flybck Regltor 8uH 5.0 V 1.6 A

Learn More

Datasheet

27In Stock

£9.64

£6.77

£4.73

£4.39

Min.: 1
Mult.: 1

Q4435

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

760895451
Wurth Elektronik
1: £13.16
21In Stock

Mfr. Part No.
760895451

Mouser Part No
710-760895451

Wurth Elektronik

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

Learn More

Datasheet

21In Stock

£13.16

£12.62

£11.83

£10.64

£9.46

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: £6.25
42In Stock
378Expected 26/03/2026

Mfr. Part No.
Q4437-BL

Mouser Part No
994-Q4437-BL

Coilcraft

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

Learn More

Datasheet

42In Stock

378Expected 26/03/2026

£6.25

£5.31

£4.64

£4.49

View

Min.: 1
Mult.: 1

Q4437

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

MT0500I
Siemens
1: £316.77
3In Stock

Mfr. Part No.
MT0500I

Mouser Part No
982-MT0500I

Siemens

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

Datasheet

3In Stock

£316.77

Min.: 1
Mult.: 1

Power Transformers

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Analog Modem Transformers
Automotive Transformers
BMS Planar Transformers
BMS Transformers
Class 2 Transformers
Control Transformers
Current Sense Transformers
DC/DC Transformers
Digital Transformers
Flexible Transformers
Flyback Transformers
Forward Transformers
Gate Driver Transformer
Gate Drive Transformers
High Frequency Reactors
High Isolation Power Transformers
Isolation Transformers
Kits
Offline Transformers
Planar Transformer

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
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
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
7.5 V
8 V to 15 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
- 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
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
3.3 V, 3.3 V
3.3 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
6.91 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
8.13 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
3.8 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
4.85 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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