.hide-partial { max-height: none; } .show-more { display: none; }

CA Current Transformers - Board Mount

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 540

Applied Filters:

Manufacturer

Mounting Style

Inductance

Current Rating

Turns Ratio

Secondary Resistance

Termination Style

Length

Width

Height

Frequency Range

Qualification

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Current Transformers - Board Mount WE-FLEX Flexible Transformer for DC/DC Converter

749196500
Wurth Elektronik
1: $11.73
107In Stock
120Expected 27/2/2026

Mfr. Part No.
749196500

Mouser Part No
710-749196500

Wurth Elektronik

Current Transformers - Board Mount WE-FLEX Flexible Transformer for DC/DC Converter

Learn More

Datasheet

107In Stock

120Expected 27/2/2026

Cut Tape

$11.73

$11.01

$10.79

$9.97

Reel

$7.98

$7.96

Min.: 1
Mult.: 1

Reel: 120

Current Transformers - Board Mount WE-CST 2mH 10A 1:1 DCR=5.5Ohms

749251100
Wurth Elektronik
1: $3.46
698In Stock
750Expected 27/2/2026

Mfr. Part No.
749251100

Mouser Part No
710-749251100

Wurth Elektronik

Current Transformers - Board Mount WE-CST 2mH 10A 1:1 DCR=5.5Ohms

Learn More

Datasheet

698In Stock

750Expected 27/2/2026

Cut Tape

$3.46

$3.07

$2.85

$2.61

$2.39

Reel

$1.93

MouseReel Available

Min.: 1
Mult.: 1

Reel: 750

PCB Mount

2 mH

10 A

1:100

5.5 Ohms

SMD/SMT

7.7 mm

6.9 mm

5.33 mm

Current Transformers - Board Mount WE-CST 5.6mH 1:100 40A EE13/7/4 SMT

7492540100
Wurth Elektronik
1: $5.48
372In Stock

Mfr. Part No.
7492540100

Mouser Part No
710-7492540100

Wurth Elektronik

Current Transformers - Board Mount WE-CST 5.6mH 1:100 40A EE13/7/4 SMT

Learn More

Datasheet

372In Stock

Cut Tape

$5.48

$4.95

$4.75

$4.17

$3.75

Reel

$3.74

MouseReel Available

Min.: 1
Mult.: 1

Reel: 225

SMD/SMT

5.6 mH

40 A

1:100

805 mOhms

SMD/SMT

14.48 mm

13.3 mm

10.5 mm

1 MHz

Current Transformers - Board Mount WE-CSTLF 187EI 40A 1000:1 THT

7492551000
Wurth Elektronik
1: $8.31
31In Stock
New Product

Mfr. Part No.
7492551000

Mouser Part No
710-7492551000

New Product

Wurth Elektronik

Current Transformers - Board Mount WE-CSTLF 187EI 40A 1000:1 THT

Learn More

Datasheet

31In Stock

$8.31

$7.92

$7.09

$6.26

$5.50

Min.: 1
Mult.: 1

PCB Mount

1.6 H

45 A

1:1000

78.7 Ohms

PC Pin

20.3 mm

16.5 mm

17 mm

47 Hz to 400 Hz

Current Transformers - Board Mount WE-CSTLF 187EI 40A 1500:1 THT

7492551500
Wurth Elektronik
1: $8.31
25In Stock
30Expected 27/2/2026
New Product

Mfr. Part No.
7492551500

Mouser Part No
710-7492551500

New Product

Wurth Elektronik

Current Transformers - Board Mount WE-CSTLF 187EI 40A 1500:1 THT

Learn More

Datasheet

25In Stock

30Expected 27/2/2026

$8.31

$7.92

$7.09

$6.26

$5.50

Min.: 1
Mult.: 1

PCB Mount

3.6 H

45 A

1:1500

178 Ohms

PC Pin

20.3 mm

16.5 mm

17 mm

47 Hz to 400 Hz

Current Transformers - Board Mount 1840uH 43.2V 2.5mOhm N1:N2=1:150

B82801A1185A150
EPCOS / TDK
1: $4.09
399In Stock

Mfr. Part No.
B82801A1185A150

Mouser Part No
871-B82801A1185A150

EPCOS / TDK

Current Transformers - Board Mount 1840uH 43.2V 2.5mOhm N1:N2=1:150

Learn More

Datasheet

399In Stock

Cut Tape

$4.09

$3.36

$2.93

$2.77

Reel

$2.27

$2.15

Min.: 1
Mult.: 1

Reel: 600

PCB Mount

820 uH

1:150

22.7 Ohms

SMD/SMT

4.85 mm

4.5 mm

3.5 mm

50 kHz to 1 MHz

Current Transformers - Board Mount 33uH 5.76V 2.5mOhms N1:N2=1:20

B82801A1333A020
EPCOS / TDK
1: $4.00
144In Stock

Mfr. Part No.
B82801A1333A020

Mouser Part No
871-B82801A1333A020

EPCOS / TDK

Current Transformers - Board Mount 33uH 5.76V 2.5mOhms N1:N2=1:20

Learn More

Datasheet

144In Stock

Cut Tape

$4.00

$3.63

$3.38

$3.28

Reel

$2.77

View

Min.: 1
Mult.: 1

Reel: 600

SMD/SMT

33 uH

1:20

700 mOhms

SMD/SMT

4.85 mm

4.5 mm

3.5 mm

50 kHz to 1 MHz

Current Transformers - Board Mount CS1xxx Curr Sensor 35A 20-50kHz

CS1200L
Coilcraft
1: $7.23
366In Stock
600Expected 30/3/2026

Mfr. Part No.
CS1200L

Mouser Part No
994-CS1200L

Coilcraft

Current Transformers - Board Mount CS1xxx Curr Sensor 35A 20-50kHz

Learn More

Datasheet

366In Stock

600Expected 30/3/2026

Cut Tape

$7.23

$5.91

$4.82

$4.67

Reel

$4.34

View

Min.: 1
Mult.: 1

Reel: 200

Current Transformers - Board Mount CS4xxx High Freq 20000uH 24A 1.4Ohms

CS4100V-01L
Coilcraft
1: $9.99
233In Stock
105Expected 3/4/2026

Mfr. Part No.
CS4100V-01L

Mouser Part No
994-CS4100V-01L

Coilcraft

Current Transformers - Board Mount CS4xxx High Freq 20000uH 24A 1.4Ohms

Learn More

Datasheet

233In Stock

105Expected 3/4/2026

$9.99

$8.06

$7.74

$7.51

View

Min.: 1
Mult.: 1

Current Transformers - Board Mount 40A .34mH .5 Ohms AEC-Q200

CST2010-020LD
Coilcraft
1: $5.25
143In Stock

Mfr. Part No.
CST2010-020LD

Mouser Part No
994-CST2010-020LD

Coilcraft

Current Transformers - Board Mount 40A .34mH .5 Ohms AEC-Q200

Learn More

Datasheet

143In Stock

Cut Tape

$5.25

$4.30

$3.64

$3.53

Reel

$3.28

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SMD/SMT

340 uH

40 A

1:20

180 mOhms

SMD/SMT

19.91 mm

14.55 mm

10.5 mm

10 kHz to 1 MHz

AEC-Q200

Current Transformers - Board Mount 40A .76mH .8 Ohms AEC-Q200

CST2010-030LD
Coilcraft
1: $5.25
16In Stock
300Expected 9/3/2026

Mfr. Part No.
CST2010-030LD

Mouser Part No
994-CST2010-030LD

Coilcraft

Current Transformers - Board Mount 40A .76mH .8 Ohms AEC-Q200

Learn More

Datasheet

16In Stock

300Expected 9/3/2026

Cut Tape

$5.25

$4.30

$3.64

$3.53

Reel

$3.28

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SMD/SMT

760 uH

40 A

1:30

265 mOhms

SMD/SMT

19.91 mm

14.55 mm

10.5 mm

7 kHz to 1 MHz

AEC-Q200

Current Transformers - Board Mount 40A 5.44mH 2 Ohms AEC-Q200

CST2010-080LD
Coilcraft
1: $5.25
204In Stock

Mfr. Part No.
CST2010-080LD

Mouser Part No
994-CST2010-080LD

Coilcraft

Current Transformers - Board Mount 40A 5.44mH 2 Ohms AEC-Q200

Learn More

Datasheet

204In Stock

Cut Tape

$5.25

$4.30

$3.64

$3.53

Reel

$3.28

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SMD/SMT

5.44 mH

40 A

1:80

1.15 Ohms

SMD/SMT

19.91 mm

14.55 mm

10.5 mm

2 kHz to 1 MHz

AEC-Q200

Current Transformers - Board Mount 40A 8.5mH 2.5 Ohms AEC-Q200

CST2010-100LD
Coilcraft
1: $5.25
529In Stock

Mfr. Part No.
CST2010-100LD

Mouser Part No
994-CST2010-100LD

Coilcraft

Current Transformers - Board Mount 40A 8.5mH 2.5 Ohms AEC-Q200

Learn More

Datasheet

529In Stock

Cut Tape

$5.25

$4.30

$3.64

$3.53

Reel

$3.28

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SMD/SMT

8.5 mH

40 A

1:100

1.45 Ohms

SMD/SMT

19.91 mm

14.55 mm

10.5 mm

2 kHz to 1 MHz

AEC-Q200

Current Transformers - Board Mount 40A 34mH 5 Ohms AEC-Q200

CST2010-200LD
Coilcraft
1: $5.25
604In Stock
900Expected 3/4/2026

Mfr. Part No.
CST2010-200LD

Mouser Part No
994-CST2010-200LD

Coilcraft

Current Transformers - Board Mount 40A 34mH 5 Ohms AEC-Q200

Learn More

Datasheet

604In Stock

900Expected 3/4/2026

Cut Tape

$5.25

$4.30

$3.82

Reel

$3.28

$3.18

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

SMD/SMT

34 mH

40 A

1:200

4.06 Ohms

SMD/SMT

19.91 mm

14.55 mm

10.5 mm

1 kHz to 1 MHz

AEC-Q200

Current Transformers - Board Mount D18xx Current Sensor 10A 20-50kHz

D1869L
Coilcraft
1: $6.70
35In Stock

Mfr. Part No.
D1869L

Mouser Part No
994-D1869L

Coilcraft

Current Transformers - Board Mount D18xx Current Sensor 10A 20-50kHz

Learn More

Datasheet

35In Stock

$6.70

$5.48

$4.48

$4.34

View

Min.: 1
Mult.: 1

Current Transformers - Board Mount D18xx Current Sensor 24A 20-50kHz

D1870L
Coilcraft
1: $6.70
43In Stock

Mfr. Part No.
D1870L

Mouser Part No
994-D1870L

Coilcraft

Current Transformers - Board Mount D18xx Current Sensor 24A 20-50kHz

Learn More

Datasheet

43In Stock

$6.70

$5.48

$4.48

$4.34

View

Min.: 1
Mult.: 1

Current Transformers - Board Mount D18xx Current Sensor 35A 20-50kHz

D1871L
Coilcraft
1: $6.69
285In Stock
550Expected 13/3/2026

Mfr. Part No.
D1871L

Mouser Part No
994-D1871L

Coilcraft

Current Transformers - Board Mount D18xx Current Sensor 35A 20-50kHz

Learn More

Datasheet

285In Stock

550Expected 13/3/2026

$6.69

$5.46

$4.46

$4.32

View

Min.: 1
Mult.: 1

Current Transformers - Board Mount Current Sense transformer, 40A, EF12.6, 1360uH

PCS040-EF1301KS
Bourns
1: $6.26
217In Stock

Mfr. Part No.
PCS040-EF1301KS

Mouser Part No
652-PCS040-EF1301KS

Bourns

Current Transformers - Board Mount Current Sense transformer, 40A, EF12.6, 1360uH

Learn More

Datasheet

217In Stock

Cut Tape

$6.26

$5.66

$5.41

$5.25

Reel

$5.10

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 600

SMD/SMT

1.36 mH

40 A

1:40

560 mOhms

SMD/SMT

19.91 mm

16.51 mm

10.5 mm

1 MHz

Current Transformers - Board Mount Current Sense transformer, 40A, EF12.6, 19200uH

PCS040-EF1319KS
Bourns
1: $7.37
185In Stock

Mfr. Part No.
PCS040-EF1319KS

Mouser Part No
652-PCS040-EF1319KS

Bourns

Current Transformers - Board Mount Current Sense transformer, 40A, EF12.6, 19200uH

Learn More

Datasheet

185In Stock

Cut Tape

$7.37

$5.70

$5.24

$4.95

Reel

$4.68

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 600

SMD/SMT

19.2 mH

40 A

1:150

2.2 Ohms

SMD/SMT

19.91 mm

16.51 mm

10.5 mm

1 MHz

Current Transformers - Board Mount TRANSFORMER 300 TURNS PRIMARY

56300C
Murata Power Solutions
1: $2.21
47In Stock
50Expected 29/6/2026

Mfr. Part No.
56300C

Mouser Part No
580-56300C

Murata Power Solutions

Current Transformers - Board Mount TRANSFORMER 300 TURNS PRIMARY

Datasheet

47In Stock

50Expected 29/6/2026

$2.21

$2.20

$2.13

$2.04

View

Min.: 1
Mult.: 1

Through Hole

160 mH

10 A

300:1

8.59 Ohms

Radial

16.79 mm

8.89 mm

20.19 mm

20 kHz to 200 kHz

Current Transformers - Board Mount TRANSFORMER 100 TURNS PRIMARY

56T100C
Murata Power Solutions
1: $2.25
42In Stock
275Expected 13/4/2026

Mfr. Part No.
56T100C

Mouser Part No
580-56T100C

Murata Power Solutions

Current Transformers - Board Mount TRANSFORMER 100 TURNS PRIMARY

Datasheet

42In Stock

275Expected 13/4/2026

$2.25

$2.22

$2.20

$2.13

View

Min.: 1
Mult.: 1

Through Hole

18 mH

10 A

100CT

1.4 Ohms

Radial

16.79 mm

8.89 mm

20.19 mm

20 kHz to 200 kHz

Current Transformers - Board Mount THT Current Sense 4700uH .5Ohms

FIS105NL
Pulse Electronics
1: $3.59
865In Stock

Mfr. Part No.
FIS105NL

Mouser Part No
673-FIS105NL

Pulse Electronics

Current Transformers - Board Mount THT Current Sense 4700uH .5Ohms

Datasheet

865In Stock

$3.59

$3.25

$2.99

$2.93

View

Min.: 1
Mult.: 1

Through Hole

4.7 mH

25 A

1:50

15 mm

12.5 mm

12 mm

500 kHz

Current Transformers - Board Mount CURRENT SENSE IND

FIS111NL
Pulse Electronics
1: $3.04
520In Stock
1,320Expected 15/6/2026

Mfr. Part No.
FIS111NL

Mouser Part No
673-FIS111NL

Pulse Electronics

Current Transformers - Board Mount CURRENT SENSE IND

Datasheet

520In Stock

1,320Expected 15/6/2026

$3.04

$2.84

$2.72

$2.50

View

Min.: 1
Mult.: 1

PCB Mount

22 mH

15 A

1:100

Radial

17.2 mm

9.53 mm

20.4 mm

Current Transformers - Board Mount THT Current Sense 18000uH 2Ohms

FIS115NL
Pulse Electronics
1: $2.74
695In Stock
1,440Expected 22/5/2026

Mfr. Part No.
FIS115NL

Mouser Part No
673-FIS115NL

Pulse Electronics

Current Transformers - Board Mount THT Current Sense 18000uH 2Ohms

Datasheet

695In Stock

1,440Expected 22/5/2026

$2.74

$2.49

$2.27

$2.20

View

Min.: 1
Mult.: 1

Through Hole

18 mH

25 A

1:100

2 Ohms

15 mm

12.5 mm

12 mm

500 kHz

Current Transformers - Board Mount THT Current Sense 94.5mH 4.5Ohms

FIS121NL
Pulse Electronics
1: $3.18
366In Stock
1,265Expected 16/2/2026

Mfr. Part No.
FIS121NL

Mouser Part No
673-FIS121NL

Pulse Electronics

Current Transformers - Board Mount THT Current Sense 94.5mH 4.5Ohms

Datasheet

366In Stock

1,265Expected 16/2/2026

$3.18

$2.89

$2.78

$2.63

View

Min.: 1
Mult.: 1

Through Hole

94.5 mH

15 A

1:100

4.5 Ohms

15 mm

12.5 mm

12 mm

200 kHz

CA Current Transformers - Board Mount

Customer Service Office

Company

Resources

Support

3.8 uH
9.5 uH
33 uH
53 uH
59.2 uH
74 uH
80 uH
81 uH
132 uH
160 uH
180 uH
205 uH
220 uH
224 uH
295 uH
300 uH
320 uH
333 uH
340 uH
350 uH

1 A
3 A
4 A
5 A
6 A
7 A
9 A
10 A
15 A
18 A
20 A
25 A
30 A
34 A
35 A
36 A
37 A
38 A
40 A
45 A

50
100
150
200
1:1:100
1:1:200
1:1:50
1:100
1:1000
1:1200
1:125
1:150
1:1500
1:16.67
1:166
1:18
1:180
1:20
1:200
1:2000

350 uOhms
1.7 mOhms
21.2 mOhms
33 mOhms
58 mOhms
60 mOhms
90 mOhms
93 mOhms
120 mOhms
130 mOhms
180 mOhms
199 mOhms
202 mOhms
210 mOhms
240 mOhms
265 mOhms
305 mOhms
320 mOhms
340 mOhms
350 mOhms

4.7 mm
4.8 mm
4.85 mm
6.4 mm
6.7 mm
7 mm
7.11 mm
7.2 mm
7.21 mm
7.7 mm
8 mm
8.13 mm
8.25 mm
8.3 mm
8.38 mm
8.4 mm
8.8 mm
10 mm
10.67 mm
10.8 mm

3.65 mm
4.5 mm
4.65 mm
5.2 mm
6 mm
6.5 mm
6.9 mm
7 mm
7.11 mm
7.2 mm
7.21 mm
7.6 mm
8 mm
8.25 mm
8.38 mm
8.4 mm
8.89 mm
9 mm
9.53 mm
9.65 mm

2.8 mm
3 mm
3.4 mm
3.5 mm
3.55 mm
3.65 mm
4.1 mm
4.6 mm
5 mm
5.08 mm
5.33 mm
5.4 mm
5.5 mm
5.84 mm
6.35 mm
7.1 mm
7.11 mm
7.2 mm
7.5 mm
7.8 mm

47 Hz to 2.5 kHz
47 Hz to 400 Hz
50 Hz to 400 Hz
50 Hz to 60 Hz
1 kHz
1 kHz to 1 MHz
2 kHz to 1 MHz
3 kHz to 1 MHz
4 kHz to 1 MHz
4.7 kHz
5 kHz to 1 MHz
6 kHz to 1 MHz
7 kHz to 1 MHz
10 kHz to 1 MHz
10 kHz to 200 kHz
10 kHz to 70 kHz
16 kHz to 1 MHz
20 kHz
20 kHz to 1 MHz
20 kHz to 200 kHz