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Power Transformers - Board Mount

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

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Part #

Power Transformers - Board Mount THROUGH HOLE 2.4VA

3FD-328
Tamura
1: $8.02
234In Stock

Mfr. Part No.
3FD-328

Mouser Part No
838-3FD-328

Tamura

Power Transformers - Board Mount THROUGH HOLE 2.4VA

Datasheet

234In Stock

$8.02

$7.07

$6.77

$6.54

View

Min.: 1
Mult.: 1

115 VAC, 230 VAC

2.4 VA

Through Hole

Dual Primary Winding

Dual Secondary Winding

32 mm

3FD

Power Transformers - Board Mount THROUGH HOLE 2.4VA

3FD-336
Tamura
1: $8.02
2In Stock
480Expected 18/2/2027

Mfr. Part No.
3FD-336

Mouser Part No
838-3FD-336

Tamura

Power Transformers - Board Mount THROUGH HOLE 2.4VA

Datasheet

2In Stock

480Expected 18/2/2027

$8.02

$7.07

$6.77

$6.50

View

Min.: 1
Mult.: 1

115 VAC, 230 VAC

2.4 VA

Through Hole

Dual Primary Winding

Dual Secondary Winding

32 mm

3FD

Power Transformers - Board Mount THROUGH HOLE 2.4VA

3FD-348
Tamura
1: $8.02
4In Stock
480Expected 27/8/2026

Mfr. Part No.
3FD-348

Mouser Part No
838-3FD-348

Tamura

Power Transformers - Board Mount THROUGH HOLE 2.4VA

Datasheet

4In Stock

480Expected 27/8/2026

$8.02

$7.07

$6.77

$6.19

View

Min.: 1
Mult.: 1

115 VAC, 230 VAC

2.4 VA

Through Hole

Dual Primary Winding

Dual Secondary Winding

32 mm

3FD

Power Transformers - Board Mount THROUGH HOLE 6VA

3FD-410
Tamura
1: $12.57
40In Stock

Mfr. Part No.
3FD-410

Mouser Part No
838-3FD-410

Tamura

Power Transformers - Board Mount THROUGH HOLE 6VA

Datasheet

40In Stock

$12.57

$11.36

$10.89

$10.53

View

Min.: 1
Mult.: 1

115 VAC, 230 VAC

6 VA

Through Hole

Dual Primary Winding

Dual Secondary Winding

34.54 mm

3FD

Power Transformers - Board Mount THROUGH HOLE 6VA

3FD-448
Tamura
1: $11.44
10In Stock
250On Order

Mfr. Part No.
3FD-448

Mouser Part No
838-3FD-448

Tamura

Power Transformers - Board Mount THROUGH HOLE 6VA

Datasheet

10In Stock

250On Order

$11.44

$10.27

$8.72

$8.68

Quote

Min.: 1
Mult.: 1

115 VAC, 230 VAC

6 VA

Through Hole

Dual Primary Winding

Dual Secondary Winding

34.54 mm

3FD

Power Transformers - Board Mount THROUGH HOLE 12VA

3FD-512
Tamura
1: $17.23
169In Stock

Mfr. Part No.
3FD-512

Mouser Part No
838-3FD-512

Tamura

Power Transformers - Board Mount THROUGH HOLE 12VA

Datasheet

169In Stock

$17.23

$15.54

$14.91

$14.44

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 - Board Mount THROUGH HOLE 12VA

3FD-516
Tamura
1: $15.52
120In Stock
250Expected 1/3/2027

Mfr. Part No.
3FD-516

Mouser Part No
838-3FD-516

Tamura

Power Transformers - Board Mount THROUGH HOLE 12VA

Datasheet

120In Stock

250Expected 1/3/2027

$15.52

$14.21

$13.99

$13.98

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 - Board Mount THROUGH HOLE 12VA

3FD-524
Tamura
1: $16.46
24In Stock

Mfr. Part No.
3FD-524

Mouser Part No
838-3FD-524

Tamura

Power Transformers - Board Mount THROUGH HOLE 12VA

Datasheet

24In Stock

$16.46

$14.74

$14.02

$13.49

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 - Board Mount THROUGH HOLE 12VA

3FD-528
Tamura
1: $17.50
4In Stock
500On Order

Mfr. Part No.
3FD-528

Mouser Part No
838-3FD-528

Tamura

Power Transformers - Board Mount THROUGH HOLE 12VA

Datasheet

4In Stock

500On Order

$17.50

$14.86

$14.14

$13.60

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 - Board Mount THROUGH HOLE 12VA

3FL24-500
Tamura
1: $24.63
87In Stock

Mfr. Part No.
3FL24-500

Mouser Part No
838-3FL24-500

Tamura

Power Transformers - Board Mount THROUGH HOLE 12VA

Datasheet

87In Stock

$24.63

$23.15

$19.68

$19.20

$18.80

Min.: 1
Mult.: 1

3FL

Power Transformers - Board Mount THROUGH HOLE 2.4VA

3FS-312
Tamura
1: $7.40
8In Stock
480Expected 25/1/2027

Mfr. Part No.
3FS-312

Mouser Part No
838-3FS-312

Tamura

Power Transformers - Board Mount THROUGH HOLE 2.4VA

Datasheet

8In Stock

480Expected 25/1/2027

$7.40

$6.56

$6.28

$6.07

View

Min.: 1
Mult.: 1

115 VAC

6.3 V/12.6 V

2.4 VA

Through Hole

Single Primary Winding

Dual Secondary Winding

32.1 mm

3FS

Power Transformers - Board Mount THROUGH HOLE 2.4VA

3FS-324
Tamura
1: $8.00
2In Stock
480Expected 25/1/2027

Mfr. Part No.
3FS-324

Mouser Part No
838-3FS-324

Tamura

Power Transformers - Board Mount THROUGH HOLE 2.4VA

Datasheet

2In Stock

480Expected 25/1/2027

$8.00

$6.41

$6.15

$6.04

View

Min.: 1
Mult.: 1

115 VAC

12 V/24 V

2.4 VA

Through Hole

Single Primary Winding

Dual Secondary Winding

32.1 mm

3FS

Power Transformers - Board Mount THROUGH HOLE 6VA

3FS-410
Tamura
1: $12.87
27In Stock

Mfr. Part No.
3FS-410

Mouser Part No
838-3FS-410

Tamura

Power Transformers - Board Mount THROUGH HOLE 6VA

Datasheet

27In Stock

$12.87

$11.48

$11.02

$8.99

View

Min.: 1
Mult.: 1

115 VAC

6 VA

Through Hole

Single Primary Winding

Dual Secondary Winding

34.55 mm

3FS

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 10VA

PL10-16-130B
Tamura
1: $16.17
137In Stock

Mfr. Part No.
PL10-16-130B

Mouser Part No
838-PL10-16-130B

Tamura

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 10VA

Datasheet

137In Stock

$16.17

$14.58

$13.70

$13.26

View

Min.: 1
Mult.: 1

10 VA

Through Hole

36.2 mm

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 2.5VA

PL2.5-10-130B
Tamura
1: $11.19
103In Stock

Mfr. Part No.
PL2.5-10-130B

Mouser Part No
838-PL2.5-10-130B

Tamura

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 2.5VA

Datasheet

103In Stock

$11.19

$10.10

$9.49

$8.83

View

Min.: 1
Mult.: 1

2.5 VA

Through Hole

28.6 mm

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 2.5VA

PL2.5-16-130B
Tamura
1: $11.87
123In Stock

Mfr. Part No.
PL2.5-16-130B

Mouser Part No
838-PL2.5-16-130B

Tamura

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 2.5VA

Datasheet

123In Stock

$11.87

$10.55

$10.04

$9.79

View

Min.: 1
Mult.: 1

2.5 VA

Through Hole

28.6 mm

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 2.5VA

PL2.5-20-130B
Tamura
1: $11.78
19In Stock
200Expected 30/10/2026

Mfr. Part No.
PL2.5-20-130B

Mouser Part No
838-PL2.5-20-130B

Tamura

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 2.5VA

Datasheet

19In Stock

200Expected 30/10/2026

$11.78

$10.66

$10.02

$9.70

View

Min.: 1
Mult.: 1

2.5 VA

Through Hole

28.6 mm

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 3750Vrms 5VA

PL5.0-10-130B
Tamura
1: $12.39
35In Stock

Mfr. Part No.
PL5.0-10-130B

Mouser Part No
838-PL5.0-10-130B

Tamura

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 3750Vrms 5VA

Datasheet

35In Stock

$12.39

$10.88

$10.32

$9.87

View

Min.: 1
Mult.: 1

5 VA

Through Hole

35.6 mm

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 5VA

PL5.0-20-130B
Tamura
1: $10.49
45In Stock

Mfr. Part No.
PL5.0-20-130B

Mouser Part No
838-PL5.0-20-130B

Tamura

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 5VA

Datasheet

45In Stock

$10.49

$9.42

$9.03

$8.69

View

Min.: 1
Mult.: 1

5 VA

Through Hole

35.6 mm

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 5VA

PL5.0-28-130B
Tamura
1: $12.39
18In Stock

Mfr. Part No.
PL5.0-28-130B

Mouser Part No
838-PL5.0-28-130B

Tamura

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 5VA

Datasheet

18In Stock

$12.39

$11.18

$10.59

$10.20

View

Min.: 1
Mult.: 1

5 VA

Through Hole

35.6 mm

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 56VA

PL56-36-130B
Tamura
1: $38.01
25In Stock

Mfr. Part No.
PL56-36-130B

Mouser Part No
838-PL56-36-130B

Tamura

Power Transformers - Board Mount POWER TRANSFORMER THROUGH 56VA

Datasheet

25In Stock

$38.01

$34.53

$30.55

$29.78

View

Min.: 1
Mult.: 1

Power Transformers - Board Mount Flyback Transformer for LT8316

11328-T078
Sumida
1: $9.79
206In Stock
200Expected 9/2/2027

Mfr. Part No.
11328-T078

Mouser Part No
851-11328-T078

Sumida

Power Transformers - Board Mount Flyback Transformer for LT8316

Learn More

Datasheet

206In Stock

200Expected 9/2/2027

$9.79

$9.26

$8.88

$8.61

View

Min.: 1
Mult.: 1

Flyback Transformers

Through Hole

Dual Primary Winding

Single Secondary Winding

31 mm

28 mm

23.5 mm

Power Transformers - Board Mount 100uH 5V/1.2A 12V/0.5A 12W

B82802A0012A215
TDK
1: $5.33
508In Stock

Mfr. Part No.
B82802A0012A215

Mouser Part No
871-B82802A12A215

TDK

Power Transformers - Board Mount 100uH 5V/1.2A 12V/0.5A 12W

Learn More

Datasheet

508In Stock

Cut Tape

$5.33

$4.83

$4.47

$4.34

Reel

$4.09

View

MouseReel Available

Min.: 1
Mult.: 1

: 300

B82802A

Power Transformers - Board Mount XFMR,SGL,150UH, 1CT:1CT, 4.3KVDC,SMT,T&R NPB

HMU1228NLT
Pulse Electronics
1: $6.65
300In Stock

Mfr. Part No.
HMU1228NLT

Mouser Part No
673-HMU1228NLT

Pulse Electronics

Power Transformers - Board Mount XFMR,SGL,150UH, 1CT:1CT, 4.3KVDC,SMT,T&R NPB

Datasheet

300In Stock

Cut Tape

$6.65

$5.86

$5.63

$5.54

Reel

$4.30

View

Min.: 1
Mult.: 1

: 400

Power Transformers - Board Mount XFMR FLYBACK EP10 SM 8 PIN NPB

PA1284NL
Pulse Electronics
1: $5.03
53In Stock

Mfr. Part No.
PA1284NL

Mouser Part No
673-PA1284NL

Pulse Electronics

Power Transformers - Board Mount XFMR FLYBACK EP10 SM 8 PIN NPB

Datasheet

53In Stock

$5.03

$4.31

$4.24

$4.03

View

Min.: 1
Mult.: 1

POE - Power Over Ethernet Transformers

Power Transformers - Board Mount

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Isolation 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
6 V to 9 V
7 V to 24 V
7 V to 26 V

- 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
- 12 V, 5 V, 12 V
- 10 V, - 5 V, 5 V, 10 V
- 9 VDC, 15 VDC
- 7 V, - 5 V, 5 V, 7 V
- 7 V, 7 V
- 5 V, - 5 V, 12 V, 12 V
- 5 V, 15 V
- 5 V, 5 V
- 5 V, 5 V, 15 V
- 5 V, 5 V, 24 V
- 5 V, 7 V
1.8 V
1.8 V/3.3 V/7 V

40 mW
100 mW
150 mW
300 mW
500 mVA
500 mW
600 mW
700 mW
800 mW
900 mW
1 VA
1 W
1.1 VA
1.1 W
1.2 VA
1.2 W
1.3 W
1.4 W
1.5 VA
1.5 W

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, 20 mA, 100 mA
20 mA, 40 mA, 40 mA
20 mA, 40 mA, 50 mA
20 mA, 700 mA
20 mA/40 mA

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
8.64 mm
9.02 mm
9.1 mm

1.5 mm
6.55 mm
6.6 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
8.13 mm
8.26 mm
8.3 mm
8.38 mm
8.5 mm

1.98 mm
2.08 mm
2.2 mm
3.56 mm
3.75 mm
3.8 mm
4 mm
4.05 mm
4.1 mm
4.14 mm
4.19 mm
4.2 mm
4.25 mm
4.74 mm
4.85 mm
4.87 mm
4.95 mm
5 mm
5.08 mm
5.1 mm

160
161
162
164
183
185
229
78250
78253
78485
130190
782100
782482
14A
1650P
226-227-228
3FD
3FL
3FS
76250ENC