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B4 Transformers

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Part #

Audio Transformers / Signal Transformers FA2925 SMT Flyback For Si341, Si3402

FA2925-ALD
Coilcraft
1: $6.83
135In Stock

Mfr. Part No.
FA2925-ALD

Mouser Part No
994-FA2925-ALD

Coilcraft

Audio Transformers / Signal Transformers FA2925 SMT Flyback For Si341, Si3402

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Datasheet

135In Stock

Cut Tape

$6.83

$5.15

$4.91

$4.60

Reel

$4.20

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

15 W

Audio Transformers / Signal Transformers GA3172 Flyback For PIC16HV785

GA3172-AL
Coilcraft
1: $10.09
1In Stock

Mfr. Part No.
GA3172-AL

Mouser Part No
994-GA3172-AL

Coilcraft

Audio Transformers / Signal Transformers GA3172 Flyback For PIC16HV785

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Datasheet

1In Stock

$10.09

$8.35

$8.02

$7.77

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers POE13P Flyback PoE 13uH 19.5 V 0.67 A

POE13P-19LD
Coilcraft
1: $4.94
95In Stock

Mfr. Part No.
POE13P-19LD

Mouser Part No
994-POE13P-19LD

Coilcraft

Audio Transformers / Signal Transformers POE13P Flyback PoE 13uH 19.5 V 0.67 A

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Datasheet

95In Stock

Cut Tape

$4.94

$3.73

$3.55

$3.32

Reel

$3.03

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

Audio Transformers / Signal Transformers Forward PoE 72W 100uH 12V 15%

POE72PR-12ED
Coilcraft
1: $8.68
184In Stock

Mfr. Part No.
POE72PR-12ED

Mouser Part No
994-POE72PR-12ED

Coilcraft

Audio Transformers / Signal Transformers Forward PoE 72W 100uH 12V 15%

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Datasheet

184In Stock

Cut Tape

$8.68

$6.54

$6.23

$5.83

Reel

$5.34

View

MouseReel Available

Min.: 1
Mult.: 1

: 150

72 W

Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.080-450 MHz

PWB-1-ALC
Coilcraft
1: $4.72
149In Stock

Mfr. Part No.
PWB-1-ALC

Mouser Part No
994-PWB-1-ALC

Coilcraft

Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.080-450 MHz

Datasheet

149In Stock

Cut Tape

$4.72

$3.56

$3.43

Reel

$2.91

$2.82

$2.73

MouseReel Available

Min.: 1
Mult.: 1

: 250

Audio Transformers / Signal Transformers PWB Wideband RF 1:16 0.050-80 MHz

PWB-16-ALC
Coilcraft
1: $7.28
240In Stock

Mfr. Part No.
PWB-16-ALC

Mouser Part No
994-PWB-16-ALC

Coilcraft

Audio Transformers / Signal Transformers PWB Wideband RF 1:16 0.050-80 MHz

Datasheet

240In Stock

Cut Tape

$7.28

$5.49

$5.22

$4.90

Reel

$4.47

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

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

Q4438-BL
Coilcraft
1: $8.46
375In Stock
210Expected 16/11/2026

Mfr. Part No.
Q4438-BL

Mouser Part No
994-Q4438-BL

Coilcraft

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

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Datasheet

375In Stock

210Expected 16/11/2026

$8.46

$6.77

$6.50

$6.31

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec

SWB3010-PCL
Coilcraft
1: $5.58
18In Stock

Mfr. Part No.
SWB3010-PCL

Mouser Part No
994-SWB3010-PCL

Coilcraft

Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec

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Datasheet

18In Stock

$5.58

$4.22

$4.01

$3.75

View

Min.: 1
Mult.: 1

250 mW (1/4 W)

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB9-1L
Coilcraft
1: $8.00
10In Stock
70Expected 14/9/2026

Mfr. Part No.
WB9-1L

Mouser Part No
994-WB9-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

10In Stock

70Expected 14/9/2026

$8.00

$6.04

$5.74

$5.39

View

Min.: 1
Mult.: 1

250 mW (1/4 W)

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:1 0.400-600 MHz

WBC1-1LC
Coilcraft
1: $6.68
120In Stock
1,500Expected 2/11/2026

Mfr. Part No.
WBC1-1LC

Mouser Part No
994-WBC1-1LC

Coilcraft

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:1 0.400-600 MHz

Datasheet

120In Stock

1,500Expected 2/11/2026

Cut Tape

$6.68

$5.03

$4.80

$4.49

View

Reel

$3.85

MouseReel Available

Min.: 1
Mult.: 1

: 750

250 mW

Power Transformers - Industrial Isolation Transformr Based PwrConditioner

IS-1000
Tripp Lite
Restricted Availability

Mfr. Part No.
IS-1000

Mouser Part No
545-IS-1000

Tripp Lite

Power Transformers - Industrial Isolation Transformr Based PwrConditioner

Datasheet

More Info Available

Restricted Availability

Current Transformers - Industrial 120V 2-20A 1s CURRENT SENSOR

CT-0600-F20
Littelfuse
1: $163.91
1In Stock

Mfr. Part No.
CT-0600-F20

Mouser Part No
576-CT-0600-F20

Littelfuse

Current Transformers - Industrial 120V 2-20A 1s CURRENT SENSOR

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Datasheet

1In Stock

$163.91

$148.10

$146.46

$144.38

View

Min.: 1
Mult.: 1

600 V

Panel

Audio Transformers / Signal Transformers

1000B-5016XNL
iNRCORE
1: $40.72
7In Stock

Mfr. Part No.
1000B-5016XNL

Mouser Part No
673-1000B-5016XNL

iNRCORE

Audio Transformers / Signal Transformers

7In Stock

$40.72

$36.65

$35.13

$33.66

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .75Ohms 2-Port

HX1305NLT
Pulse Electronics
1: $13.16
22In Stock

Mfr. Part No.
HX1305NLT

Mouser Part No
673-HX1305NLT

Pulse Electronics

Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .75Ohms 2-Port

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Datasheet

22In Stock

Cut Tape

$13.16

$10.35

$9.93

$9.63

Reel

$8.21

View

Min.: 1
Mult.: 1

: 200

Power Transformers - Board Mount SG Xfmr 28V to 12V 150W PROD LVL

SGTPL2516T02812P
Vishay
1: $228.02
1In Stock
5Expected 23/9/2026
New Product

Mfr. Part No.
SGTPL2516T02812P

Mouser Part No
71-SGTPL2516T02812P

New Product

Vishay

Power Transformers - Board Mount SG Xfmr 28V to 12V 150W PROD LVL

Learn More

Datasheet

1In Stock

5Expected 23/9/2026

$228.02

$183.53

$173.44

$170.82

View

Min.: 1
Mult.: 1

150 W

18 V to 36 V

12 V

Through Hole

Power Transformers - Industrial CONTROL TRANSFORMER,350VA,550/575/600-11

MT0350E
Siemens
1: $527.34
1In Stock

Mfr. Part No.
MT0350E

Mouser Part No
982-MT0350E

Siemens

Power Transformers - Industrial CONTROL TRANSFORMER,350VA,550/575/600-11

Datasheet

1In Stock

$527.34

$521.03

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers C1585 TI LM5070 13uH 5.0 V 2.6 A

C1585-ALD
Coilcraft
1: $7.67
87In Stock

Mfr. Part No.
C1585-ALD

Mouser Part No
994-C1585-ALD

Coilcraft

Audio Transformers / Signal Transformers C1585 TI LM5070 13uH 5.0 V 2.6 A

Learn More

Datasheet

87In Stock

Cut Tape

$7.67

$5.79

$5.51

$5.17

Reel

$4.73

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

13 W

Current Transformers - Board Mount CST4835 1:100 7A 820uH AEC-Q200

CST4835-100EC
Coilcraft
1: $4.94
18In Stock
500Expected 7/12/2026

Mfr. Part No.
CST4835-100EC

Mouser Part No
994-CST4835-100EC

Coilcraft

Current Transformers - Board Mount CST4835 1:100 7A 820uH AEC-Q200

Learn More

Datasheet

18In Stock

500Expected 7/12/2026

Cut Tape

$4.94

$4.04

$3.78

Reel

$3.22

$3.09

$3.03

MouseReel Available

Min.: 1
Mult.: 1

: 500

Current Transformers - Board Mount CST7030 1:50 20A .333mH AEC-Q200

CST7030-050LC
Coilcraft
1: $4.49
373In Stock

Mfr. Part No.
CST7030-050LC

Mouser Part No
994-CST7030-050LC

Coilcraft

Current Transformers - Board Mount CST7030 1:50 20A .333mH AEC-Q200

Learn More

Datasheet

373In Stock

Cut Tape

$4.49

$3.67

$3.18

$3.09

Reel

$2.92

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

SMD/SMT

Audio Transformers / Signal Transformers FA2671 SMT Flyback For Si3401, Si3402

FA2671-ALD
Coilcraft
1: $6.75
31In Stock
400Expected 23/10/2026

Mfr. Part No.
FA2671-ALD

Mouser Part No
994-FA2671-ALD

Coilcraft

Audio Transformers / Signal Transformers FA2671 SMT Flyback For Si3401, Si3402

Learn More

Datasheet

31In Stock

400Expected 23/10/2026

Cut Tape

$6.75

$5.09

$4.86

$4.54

Reel

$4.16

View

MouseReel Available

Min.: 1
Mult.: 1

: 200

10 W

Audio Transformers / Signal Transformers PL160 160W 0.0215Ohm Planar Trnsfmr

PL160-104L
Coilcraft
1: $24.40
45In Stock
72On Order

Mfr. Part No.
PL160-104L

Mouser Part No
994-PL160-104L

Coilcraft

Audio Transformers / Signal Transformers PL160 160W 0.0215Ohm Planar Trnsfmr

Learn More

Datasheet

45In Stock

72On Order

$24.40

$21.98

$21.08

$20.41

View

Min.: 1
Mult.: 1

160 W

Audio Transformers / Signal Transformers 120W POE Planar 3.3V 36A 50uH

POE120PL-33L
Coilcraft
1: $13.10
29In Stock

Mfr. Part No.
POE120PL-33L

Mouser Part No
994-POE120PL-33L

Coilcraft

Audio Transformers / Signal Transformers 120W POE Planar 3.3V 36A 50uH

Learn More

Datasheet

29In Stock

$13.10

$11.08

$10.64

$10.06

View

Min.: 1
Mult.: 1

120 W

Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 24 V 0.54 A

POE13F-24LD
Coilcraft
1: $7.24
188In Stock

Mfr. Part No.
POE13F-24LD

Mouser Part No
994-POE13F-24LD

Coilcraft

Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 24 V 0.54 A

Learn More

Datasheet

188In Stock

Cut Tape

$7.24

$5.47

$5.21

$4.87

Reel

$4.46

View

MouseReel Available

Min.: 1
Mult.: 1

: 200

Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.200-400 MHz

PWB-2-BLC
Coilcraft
1: $6.54
183In Stock

Mfr. Part No.
PWB-2-BLC

Mouser Part No
994-PWB-2-BLC

Coilcraft

Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.200-400 MHz

Datasheet

183In Stock

Cut Tape

$6.54

$4.94

$4.73

Reel

$4.03

$3.90

$3.78

MouseReel Available

Min.: 1
Mult.: 1

: 250

Power Transformers - Board Mount Q4434 Flybck Regltor 8uH 5.0 V 1.6 A

Q4434-BL
Coilcraft
1: $11.23
27In Stock

Mfr. Part No.
Q4434-BL

Mouser Part No
994-Q4434-BL

Coilcraft

Power Transformers - Board Mount Q4434 Flybck Regltor 8uH 5.0 V 1.6 A

Learn More

Datasheet

27In Stock

$11.23

$9.10

$8.73

$8.46

View

Min.: 1
Mult.: 1

B4 Transformers

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1 mW
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35 mW
40 mW
50 mW
50 mW (1/20 W)
60 mW
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100 mW (1/10 W)
135 mW
150 mW

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

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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