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

EFD Core Ferrite Cores & Accessories

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

Results: 88

Applied Filters:

Core = EFD Core

Manufacturer

Series

Product

Type

Core Size

Inductance

Tolerance

Accessory Type

Number of Pins

Core Material

Termination Style

Packaging

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 #

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B66422W1010D1
TDK
1: $2.94
5,475In Stock

Mfr. Part #
B66422W1010D1

Mouser Part #
871-B66422W1010D1

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

5,475In Stock

$2.94

$2.03

$1.73

$1.53

View

Min.: 1
Mult.: 1

B66422W

Hardware & Accessories

Ungapped

EFD Core

25 x 13 x 9

Coil Former with Solder Pins

10 Pin

Tray

Ferrite Cores & Accessories EFD30/15/9 N87AL 315NH+/-10%

B66423U0315K187
TDK
1: $1.83
4,912In Stock

Mfr. Part #
B66423U0315K187

Mouser Part #
871-B66423U0315K187

TDK

Ferrite Cores & Accessories EFD30/15/9 N87AL 315NH+/-10%

Learn More

Datasheet

4,912In Stock

$1.83

$1.26

$1.09

$1.00

View

Min.: 1
Mult.: 1

EFD30/15/9

Ferrite Cores

Gapped

EFD Core

30 x 15 x 9

315 nH

10 %

N87

Bulk

Ferrite Cores & Accessories EFD15x8x5 PC200 370 +30 -20%

B66413G0000X608
TDK
1: $2.16
3,330In Stock

Mfr. Part #
B66413G0000X608

Mouser Part #
871-B66413G0000X608

TDK

Ferrite Cores & Accessories EFD15x8x5 PC200 370 +30 -20%

Learn More

Datasheet

3,330In Stock

$2.16

$1.50

$1.28

$1.16

View

Min.: 1
Mult.: 1

EFD15/8/5

Ferrite Cores

Gapped

EFD Core

15 mm x 4.65 mm

370 nH

- 20 %, + 30 %

PC200

Bulk

Ferrite Cores & Accessories EFD25/13/9 N97OL

B66421G0000X197
TDK
1: $1.31
4,529In Stock

Mfr. Part #
B66421G0000X197

Mouser Part #
871-B66421GX197

TDK

Ferrite Cores & Accessories EFD25/13/9 N97OL

Learn More

Datasheet

4,529In Stock

$1.31

$1.02

$0.949

$0.885

View

Min.: 1
Mult.: 1

EFD25/13/9

Ferrite Cores

Ungapped

EFD Core

25 x 13 x 9

2.1 uH

- 20 %, + 30 %

N97

Bulk

Ferrite Cores & Accessories 95 EFD Core EFD15 Ind 1050 nH 25% TOL

8995151521
Fair-Rite
1: $1.38
1,011In Stock

Mfr. Part #
8995151521

Mouser Part #
623-8995151521

Fair-Rite

Ferrite Cores & Accessories 95 EFD Core EFD15 Ind 1050 nH 25% TOL

Learn More

Product Comments

1,011In Stock

$1.38

$0.956

$0.822

$0.729

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EFD Core

15 x 7.5 x 4.65

1.05 uH

25 %

Bulk

Ferrite Cores & Accessories 78 EFD Core EFD10

8978101021
Fair-Rite
1: $0.806
4,014In Stock

Mfr. Part #
8978101021

Mouser Part #
623-8978101021

Fair-Rite

Ferrite Cores & Accessories 78 EFD Core EFD10

Learn More

Product Comments

4,014In Stock

$0.806

$0.568

$0.491

$0.438

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EFD Core

EFD 10

530 nH

25 %

Bulk

Ferrite Cores & Accessories 95 EFD Core EFD10 Ind 610 nH 25% TOL

8995101021
Fair-Rite
1: $0.754
5,256In Stock

Mfr. Part #
8995101021

Mouser Part #
623-8995101021

Fair-Rite

Ferrite Cores & Accessories 95 EFD Core EFD10 Ind 610 nH 25% TOL

Learn More

Product Comments

5,256In Stock

$0.754

$0.529

$0.458

$0.408

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EFD Core

10.5 x 5.2 x 2.7

610 nH

25 %

Bulk

Ferrite Cores & Accessories 95 EFD Core EFD12 Ind 850 nH 25% TOL

8995121221
Fair-Rite
1: $1.24
4,968In Stock

Mfr. Part #
8995121221

Mouser Part #
623-8995121221

Fair-Rite

Ferrite Cores & Accessories 95 EFD Core EFD12 Ind 850 nH 25% TOL

Learn More

Product Comments

4,968In Stock

$1.24

$0.858

$0.737

$0.655

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EFD Core

12.5 x 6.2 x 3.5

850 nH

25 %

Bulk

Ferrite Cores & Accessories CLM-EFD15

B66414B2000X000
TDK
1: $0.325
33,692In Stock

Mfr. Part #
B66414B2000X000

Mouser Part #
871-B66414B2000X000

TDK

Ferrite Cores & Accessories CLM-EFD15

Learn More

Datasheet

33,692In Stock

$0.325

$0.231

$0.202

$0.179

View

Min.: 1
Mult.: 1

EFD15/8/5

Hardware & Accessories

Ungapped

EFD Core

15 x 8 x 5

Bulk

Ferrite Cores & Accessories CLM-EFD20 2 PCS REQUIRED

B66418B2000X
TDK
1: $0.572
26,104In Stock
59,220On Order

Mfr. Part #
B66418B2000X

Mouser Part #
871-B66418B2000X

TDK

Ferrite Cores & Accessories CLM-EFD20 2 PCS REQUIRED

Learn More

Datasheet

26,104In Stock

59,220On Order

$0.572

$0.39

$0.338

$0.303

View

Min.: 1
Mult.: 1

B66418B

Hardware & Accessories

Ungapped

EFD Core

20 x 10 x 7

Yoke

Bulk

Ferrite Cores & Accessories EFD15/8/5 N87

B66413GX187
TDK
1: $1.31
19,942In Stock
19,200Expected 1/14/2027

Mfr. Part #
B66413GX187

Mouser Part #
871-B66413GX187

TDK

Ferrite Cores & Accessories EFD15/8/5 N87

Learn More

Datasheet

19,942In Stock

19,200Expected 1/14/2027

$1.31

$0.913

$0.784

$0.697

View

Min.: 1
Mult.: 1

B66413G

Ferrite Cores

Ungapped

EFD Core

15 x 8 x 5

780 nH

- 20 %, + 30 %

N87

Tray

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B66414W1008D1
TDK
1: $2.68
3,216In Stock

Mfr. Part #
B66414W1008D1

Mouser Part #
871-B66414W1008D1

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

3,216In Stock

$2.68

$1.85

$1.59

$1.40

View

Min.: 1
Mult.: 1

B66414W

Hardware & Accessories

Ungapped

EFD Core

15 x 8 x 5

Coil Former with Solder Pins

8 Pin

Tray

Ferrite Cores & Accessories EFD20/10/7 N87AL 100NH+/-10%

B66417U0100K187
TDK
1: $1.55
10,643In Stock

Mfr. Part #
B66417U0100K187

Mouser Part #
871-B66417U100K187

TDK

Ferrite Cores & Accessories EFD20/10/7 N87AL 100NH+/-10%

Learn More

Datasheet

10,643In Stock

$1.55

$1.07

$0.919

$0.816

View

Min.: 1
Mult.: 1

EFD20/10/7

Ferrite Cores

Gapped

EFD Core

20 x 10 x 7

100 nH

10 %

N87

Bulk

Ferrite Cores & Accessories EFD20/10/7 N87AL 160NH +/-10%

B66417U160K187
TDK
1: $1.55
6,850In Stock

Mfr. Part #
B66417U160K187

Mouser Part #
871-B66417U160K187

TDK

Ferrite Cores & Accessories EFD20/10/7 N87AL 160NH +/-10%

Learn More

Datasheet

6,850In Stock

$1.55

$1.07

$0.919

$0.816

View

Min.: 1
Mult.: 1

B66417U

Ferrite Cores

Gapped

EFD Core

20 x 10 x 7

160 nH

10 %

N87

Bulk

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B66418W1008D1
TDK
1: $2.03
4,946In Stock
5,040Expected 11/10/2026

Mfr. Part #
B66418W1008D1

Mouser Part #
871-B66418W1008D1

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

4,946In Stock

5,040Expected 11/10/2026

$2.03

$1.85

$1.70

$1.51

View

Min.: 1
Mult.: 1

B66418W

Hardware & Accessories

Ungapped

EFD Core

20 x 10 x 7

Coil Former with Solder Pins

8 Pin

Tray

Ferrite Cores & Accessories EFD25/13/9 N87

B66421GX187
TDK
1: $2.31
3,123In Stock

Mfr. Part #
B66421GX187

Mouser Part #
871-B66421GX187

TDK

Ferrite Cores & Accessories EFD25/13/9 N87

Learn More

Datasheet

3,123In Stock

$2.31

$1.60

$1.38

$1.26

View

Min.: 1
Mult.: 1

B66421G

Ferrite Cores

Ungapped

EFD Core

25 x 13 x 9

2 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories EFD25/13/9 N87AL 250NH+/-10%

B66421U0250K187
TDK
1: $2.22
3,861In Stock

Mfr. Part #
B66421U0250K187

Mouser Part #
871-B66421U250K187

TDK

Ferrite Cores & Accessories EFD25/13/9 N87AL 250NH+/-10%

Learn More

Datasheet

3,861In Stock

$2.22

$1.53

$1.33

$1.22

View

Min.: 1
Mult.: 1

EFD25/13/9

Ferrite Cores

Gapped

EFD Core

25 x 13 x 9

250 nH

10 %

N87

Bulk

Ferrite Cores & Accessories EFD30/15/9 N87OL

B66423GX187
TDK
1: $2.05
4,605In Stock

Mfr. Part #
B66423GX187

Mouser Part #
871-B66423GX187

TDK

Ferrite Cores & Accessories EFD30/15/9 N87OL

Learn More

Datasheet

4,605In Stock

$2.05

$1.19

$1.09

$1.05

View

Min.: 1
Mult.: 1

B66423G

Ferrite Cores

Ungapped

EFD Core

30 x 15 x 9

2.05 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories EFD30/15/9 N87

B66423U0160K187
TDK
1: $2.57
3,227In Stock

Mfr. Part #
B66423U0160K187

Mouser Part #
871-B66423U160K187

TDK

Ferrite Cores & Accessories EFD30/15/9 N87

Learn More

Datasheet

3,227In Stock

$2.57

$1.77

$1.52

$1.34

View

Min.: 1
Mult.: 1

EFD30/15/9

Ferrite Cores

Gapped

EFD Core

30 x 15 x 9

160 nH

10 %

N87

Bulk

Ferrite Cores & Accessories CLM-EFD30

B66424B2000X000
TDK
1: $0.468
12,039In Stock

Mfr. Part #
B66424B2000X000

Mouser Part #
871-B66424B2000X

TDK

Ferrite Cores & Accessories CLM-EFD30

Learn More

Datasheet

12,039In Stock

$0.468

$0.42

$0.406

$0.386

View

Min.: 1
Mult.: 1

EFD30/15/9

Hardware & Accessories

Ungapped

EFD Core

30 x 15 x 9

Yoke

Bulk

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B66424W1012D1
TDK
1: $1.77
3,214In Stock
3,000Expected 2/1/2027

Mfr. Part #
B66424W1012D1

Mouser Part #
871-B66424W1012D1

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

3,214In Stock

3,000Expected 2/1/2027

$1.77

$1.61

$1.47

$1.30

View

Min.: 1
Mult.: 1

B66424W

Hardware & Accessories

Ungapped

EFD Core

30 x 15 x 9

Coil Former with Solder Pins

12 Pin

Tray

Ferrite Cores & Accessories CLM-EFD25 2 PCS REQUIRED

B66422B2000X
TDK
1: $0.546
5,598In Stock
5,200Expected 8/25/2026

Mfr. Part #
B66422B2000X

Mouser Part #
871-B66422B2000X

TDK

Ferrite Cores & Accessories CLM-EFD25 2 PCS REQUIRED

Learn More

Datasheet

5,598In Stock

5,200Expected 8/25/2026

$0.546

$0.501

$0.482

$0.459

View

Min.: 1
Mult.: 1

B66422B

Hardware & Accessories

Ungapped

EFD Core

25 x 13 x 9

Bulk

Ferrite Cores & Accessories 95 EFD Core EFD20 Ind 1400 nH 25% TOL

8995202021
Fair-Rite
1: $1.87
913In Stock

Mfr. Part #
8995202021

Mouser Part #
623-8995202021

Fair-Rite

Ferrite Cores & Accessories 95 EFD Core EFD20 Ind 1400 nH 25% TOL

Learn More

Product Comments

913In Stock

$1.87

$1.38

$1.17

$1.04

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EFD Core

20 x 10 x 6.65

1.4 uH

25 %

Bulk

Ferrite Cores & Accessories 95 EFD Core EFD25 Ind 2650 nH 25% TOL

8995252521
Fair-Rite
1: $2.47
506In Stock

Mfr. Part #
8995252521

Mouser Part #
623-8995252521

Fair-Rite

Ferrite Cores & Accessories 95 EFD Core EFD25 Ind 2650 nH 25% TOL

Learn More

Product Comments

506In Stock

$2.47

$1.70

$1.47

$1.29

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EFD Core

25 x 12.5 x 9.1

2.65 uH

25 %

Bulk

Ferrite Cores & Accessories 98 EFD Core EFD25 Ind 2250 nH 25% TOL

8998252521
Fair-Rite
1: $1.95
5In Stock

Mfr. Part #
8998252521

Mouser Part #
623-8998252521

Fair-Rite

Ferrite Cores & Accessories 98 EFD Core EFD25 Ind 2250 nH 25% TOL

Learn More

Product Comments

5In Stock

$1.95

$1.35

$1.16

$1.04

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EFD Core

25 x 12.5 x 9.1

2.25 uH

25 %

Bulk

EFD Core Ferrite Cores & Accessories

Customer Service Office

Company

Resources

Support

89
B66411U
B66413G
B66414W
B66417E
B66417G
B66417U
B66418B
B66418W
B66421G
B66421U
B66422B
B66422W
B66423G
B66423U
B66424W
EFD10/5/3
EFD15/8/5
EFD20/10/7
EFD25/13/9

40 nH
50 nH
55 nH
56 nH
63 nH
65 nH
70 nH
75 nH
83 nH
90 nH
100 nH
103 nH
117 nH
120 nH
125 nH
138 nH
160 nH
174 nH
230 nH
242 nH