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

E Core Ferrite Cores & Accessories

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

Results: 335

Applied Filters:

Core = E 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 YOKE EF20

B66206A2001X000
EPCOS / TDK
1: $1.38
5,532In Stock

Mfr. Part No.
B66206A2001X000

Mouser Part No
871-B66206A2001X000

EPCOS / TDK

Ferrite Cores & Accessories YOKE EF20

Learn More

Datasheet

5,532In Stock

$1.38

$0.963

$0.828

$0.735

View

Min.: 1
Mult.: 1

E20/10/6

Hardware & Accessories

Ungapped

E Core

Yoke

Bulk

Ferrite Cores & Accessories YOKE EF25

B66208A2003X000
EPCOS / TDK
1: $4.07
1,775In Stock

Mfr. Part No.
B66208A2003X000

Mouser Part No
871-B66208A2003X000

EPCOS / TDK

Ferrite Cores & Accessories YOKE EF25

Learn More

Datasheet

1,775In Stock

$4.07

$2.81

$2.39

$2.10

View

Min.: 1
Mult.: 1

E25/13/7

Hardware & Accessories

Ungapped

E Core

25 x 13 x 7 (EF 25)

Yoke

Bulk

Ferrite Cores & Accessories E16/8/5 N87 gap 0.24+-0.02 mm

B66307G0240X187
EPCOS / TDK
1: $1.31
4,758In Stock

Mfr. Part No.
B66307G0240X187

Mouser Part No
871-B66307G240X187

EPCOS / TDK

Ferrite Cores & Accessories E16/8/5 N87 gap 0.24+-0.02 mm

Learn More

Datasheet

4,758In Stock

$1.31

$0.909

$0.783

$0.695

View

Min.: 1
Mult.: 1

E16/8/5

Ferrite Cores

Gapped

E Core

16 x 8 x 5 (EF 16)

240 nH

N87

Bulk

Ferrite Cores & Accessories E47/20/16 N87OL

B66383G0000X187
EPCOS / TDK
1: $7.13
1,131In Stock

Mfr. Part No.
B66383G0000X187

Mouser Part No
871-B66383G0000X187

EPCOS / TDK

Ferrite Cores & Accessories E47/20/16 N87OL

Learn More

Datasheet

1,131In Stock

$7.13

$4.87

$4.11

$3.59

View

Min.: 1
Mult.: 1

E47/20/16

Ferrite Cores

Ungapped

E Core

47 x 20 x 16

5.6 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories E55/28/25 N87OL

B66344G0000X187
EPCOS / TDK
1: $7.95
576In Stock

Mfr. Part No.
B66344G0000X187

Mouser Part No
871-B66344G0000X187

EPCOS / TDK

Ferrite Cores & Accessories E55/28/25 N87OL

Learn More

Datasheet

576In Stock

$7.95

$5.41

$4.52

$3.98

$3.52

Min.: 1
Mult.: 1

E55/28/25

Ferrite Cores

Ungapped

E Core

55 x 28 x 25

7.3 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories E16/8/5 N27LP=0.06MM

B66307G0060X127
EPCOS / TDK
1: $1.14
7,343In Stock

Mfr. Part No.
B66307G0060X127

Mouser Part No
871-B66307G0060X127

EPCOS / TDK

Ferrite Cores & Accessories E16/8/5 N27LP=0.06MM

Learn More

Datasheet

7,343In Stock

$1.14

$0.795

$0.685

$0.609

View

Min.: 1
Mult.: 1

E16/8/5

Ferrite Cores

Gapped

E Core

16 x 8 x 5 (EF 16)

303 nH

0.25 %

N27

Bulk

Ferrite Cores & Accessories E42/21/15 N87OL

B66325GX187
EPCOS / TDK
1: $3.71
2,180In Stock

Mfr. Part No.
B66325GX187

Mouser Part No
871-B66325GX187

EPCOS / TDK

Ferrite Cores & Accessories E42/21/15 N87OL

Learn More

Datasheet

2,180In Stock

$3.71

$2.79

$2.49

$2.28

View

Min.: 1
Mult.: 1

B66325G

Ferrite Cores

Ungapped

E Core

42 x 21 x 15

3.95 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories E55/28/21 N87OL

B66335G0000X187
EPCOS / TDK
1: $6.12
2,712In Stock

Mfr. Part No.
B66335G0000X187

Mouser Part No
871-B66335G0000X187

EPCOS / TDK

Ferrite Cores & Accessories E55/28/21 N87OL

Learn More

Datasheet

2,712In Stock

$6.12

$4.18

$3.54

$3.10

View

Min.: 1
Mult.: 1

E55/28/21

Ferrite Cores

Ungapped

E Core

55 x 28 x 21

6.4 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories E32/16/9 N87OL

B66229G0000X187
EPCOS / TDK
1: $2.47
11,173In Stock

Mfr. Part No.
B66229G0000X187

Mouser Part No
871-B66229G0000X187

EPCOS / TDK

Ferrite Cores & Accessories E32/16/9 N87OL

Learn More

Datasheet

11,173In Stock

$2.47

$1.72

$1.47

$1.30

View

Reel

$0.901

Min.: 1
Mult.: 1

Reel: 480

E32/16/9

Ferrite Cores

Ungapped

E Core

32 x 16 x 9 (EF 32)

2.3 uH

- 20 %, + 30 %

Core

N87

Ammo Pack

Ferrite Cores & Accessories FERRITE CORES & ACCS CF-E13/7/4-V-1S-8P

B66202B1108T001
EPCOS / TDK
1: $2.49
2,659In Stock

Mfr. Part No.
B66202B1108T001

Mouser Part No
871-B66202B1108T001

EPCOS / TDK

Ferrite Cores & Accessories FERRITE CORES & ACCS CF-E13/7/4-V-1S-8P

Learn More

Datasheet

2,659In Stock

$2.49

$1.72

$1.49

$1.30

View

Min.: 1
Mult.: 1

E13/7/4

Hardware & Accessories

Ungapped

E Core

E 13 x 7 x 4 (EF 12.6)

Coil Former

8 Pin

GFR Polyterephthalate

Tray

Ferrite Cores & Accessories FERRITE CORES & ACCS CF-E20/10/6-V-1S-10P

B66206W1110T001
EPCOS / TDK
1: $2.60
6,959In Stock

Mfr. Part No.
B66206W1110T001

Mouser Part No
871-B66206W1110T001

EPCOS / TDK

Ferrite Cores & Accessories FERRITE CORES & ACCS CF-E20/10/6-V-1S-10P

Learn More

Datasheet

6,959In Stock

$2.60

$1.81

$1.56

$1.43

View

Min.: 1
Mult.: 1

E20/10/6

Hardware & Accessories

Ungapped

E Core

Coil Former with Magnetic Axis Vertical

10 Pin

Tray

Ferrite Cores & Accessories COV-E8.8 (PA 46)

B66302A2000X000
EPCOS / TDK
1: $1.61
5,367In Stock

Mfr. Part No.
B66302A2000X000

Mouser Part No
871-B66302A2000X000

EPCOS / TDK

Ferrite Cores & Accessories COV-E8.8 (PA 46)

Learn More

Datasheet

5,367In Stock

$1.61

$1.12

$0.965

$0.855

View

Min.: 1
Mult.: 1

E6.3

Hardware & Accessories

Ungapped

E Core

E 8.8

Bulk

Ferrite Cores & Accessories CF-E25/13 7-H-1S-10P/LT

B66208X1010T001
EPCOS / TDK
1: $2.14
3,910In Stock

Mfr. Part No.
B66208X1010T001

Mouser Part No
871-B66208X1010T001

EPCOS / TDK

Ferrite Cores & Accessories CF-E25/13 7-H-1S-10P/LT

Learn More

Datasheet

3,910In Stock

$2.14

$1.49

$1.27

$1.12

View

Min.: 1
Mult.: 1

E25/13/7

Hardware & Accessories

Ungapped

E Core

25 x 13 x 7 (EF 25)

10 Pin

Tray

Ferrite Cores & Accessories E20/10/6 N87LP 0.09OMM

B66311G0090X187
EPCOS / TDK
1: $1.43
4,830In Stock

Mfr. Part No.
B66311G0090X187

Mouser Part No
871-B66311G0090X187

EPCOS / TDK

Ferrite Cores & Accessories E20/10/6 N87LP 0.09OMM

Learn More

Datasheet

4,830In Stock

$1.43

$0.994

$0.855

$0.759

View

Min.: 1
Mult.: 1

E20/10/6

Ferrite Cores

Gapped

E Core

20 x 10 x 6 (EF 20)

363 nH

Core

N87

Bulk

Ferrite Cores & Accessories E42/21/20 N97OL

B66329G0000X197
EPCOS / TDK
1: $8.40
567In Stock

Mfr. Part No.
B66329G0000X197

Mouser Part No
871-B66329G0000X197

EPCOS / TDK

Ferrite Cores & Accessories E42/21/20 N97OL

Learn More

Datasheet

567In Stock

$8.40

$5.70

$4.81

$4.18

View

Min.: 1
Mult.: 1

E42/21/20

Ferrite Cores

Ungapped

E Core

42 x 21 x 20

5.4 uH

- 20 %, + 30 %

N97

Bulk

Ferrite Cores & Accessories FERRITE CORES & ACCS CF-E16/8/5-V-1S-8P

B66308W1108T001
EPCOS / TDK
1: $2.25
8,605In Stock

Mfr. Part No.
B66308W1108T001

Mouser Part No
871-B66308W1108T001

EPCOS / TDK

Ferrite Cores & Accessories FERRITE CORES & ACCS CF-E16/8/5-V-1S-8P

Learn More

Datasheet

8,605In Stock

$2.25

$1.57

$1.34

$1.18

View

Min.: 1
Mult.: 1

E16/8/5

Hardware & Accessories

Ungapped

E Core

16 x 8 x 5 (EF 16)

Coil Former with Magnetic Axis Vertical

8 Pin

Tray

Ferrite Cores & Accessories E25/13/7 N87LP 0.160MM

B66317G0160X187
EPCOS / TDK
1: $1.35
6,219In Stock

Mfr. Part No.
B66317G0160X187

Mouser Part No
871-B66317G0160X187

EPCOS / TDK

Ferrite Cores & Accessories E25/13/7 N87LP 0.160MM

Learn More

Datasheet

6,219In Stock

$1.35

$0.944

$0.812

$0.721

View

Min.: 1
Mult.: 1

E25/13/7

Ferrite Cores

Gapped

E Core

25 x 13 x 7 (EF 25)

347 nH

N87

Bulk

Ferrite Cores & Accessories YOKE EF25

B66208A2001X000
EPCOS / TDK
1: $4.23
1,126In Stock

Mfr. Part No.
B66208A2001X000

Mouser Part No
871-B66208A2001X000

EPCOS / TDK

Ferrite Cores & Accessories YOKE EF25

Learn More

Datasheet

1,126In Stock

$4.23

$2.92

$2.49

$2.20

View

Min.: 1
Mult.: 1

E25/13/7

Hardware & Accessories

Ungapped

E Core

25 x 13 x 7 (EF 25)

Bulk

Ferrite Cores & Accessories E5-N87 '+30%-20%

B66303G0000X187
EPCOS / TDK
1: $1.14
13,711In Stock

Mfr. Part No.
B66303G0000X187

Mouser Part No
871-B66303G0000X187

EPCOS / TDK

Ferrite Cores & Accessories E5-N87 '+30%-20%

Learn More

Datasheet

13,711In Stock

$1.14

$0.801

$0.689

$0.613

View

Min.: 1
Mult.: 1

E5.3/2.7/2

Ferrite Cores

Ungapped

E Core

E 5

270 nH

- 20 %, + 30 %

Core

N87

Bulk

Ferrite Cores & Accessories E 55/28/21 N87 GAP 1.0+-0

B66335G1000X187
EPCOS / TDK
1: $7.26
382In Stock

Mfr. Part No.
B66335G1000X187

Mouser Part No
871-B66335G1000X187

EPCOS / TDK

Ferrite Cores & Accessories E 55/28/21 N87 GAP 1.0+-0

Learn More

Datasheet

382In Stock

$7.26

$4.95

$4.17

$3.64

View

Min.: 1
Mult.: 1

E55/28/21

Ferrite Cores

Gapped

E Core

55 x 28 x 21

1 uH

N87

Bulk

Ferrite Cores & Accessories E42/21/20 N87 gap 0.5 mm

B66329G500X187
EPCOS / TDK
1: $5.45
395In Stock

Mfr. Part No.
B66329G500X187

Mouser Part No
871-B66329G500X187

EPCOS / TDK

Ferrite Cores & Accessories E42/21/20 N87 gap 0.5 mm

Learn More

Datasheet

395In Stock

$5.45

$3.74

$3.17

$2.78

View

Min.: 1
Mult.: 1

B66329G

Ferrite Cores

Gapped

E Core

42 x 21 x 20

500 nH

N87

Bulk

Ferrite Cores & Accessories E32/16/9 N30 3800 +30% -20%

B66229G0000X130
EPCOS / TDK
1: $3.02
686In Stock

Mfr. Part No.
B66229G0000X130

Mouser Part No
871-B66229GX130

EPCOS / TDK

Ferrite Cores & Accessories E32/16/9 N30 3800 +30% -20%

Learn More

Datasheet

686In Stock

$3.02

$2.09

$1.78

$1.57

Reel

$1.15

View

Min.: 1
Mult.: 1

Reel: 480

E32/16/9

Ferrite Cores

Ungapped

E Core

32 x 16 x 9 (EF 32)

3.8 uH

- 20 %, + 30 %

N30

Ammo Pack

Ferrite Cores & Accessories E55/28/21 N97 6700 +30% -20%

B66335G0000X197
EPCOS / TDK
1: $8.66
152In Stock

Mfr. Part No.
B66335G0000X197

Mouser Part No
871-B66335GX197

EPCOS / TDK

Ferrite Cores & Accessories E55/28/21 N97 6700 +30% -20%

Learn More

Datasheet

152In Stock

$8.66

$5.94

$5.05

$4.42

View

Min.: 1
Mult.: 1

E55/28/21

Ferrite Cores

Ungapped

E Core

55 x 28 x 21

6.7 uH

- 20 %, + 30 %

N97

Bulk

Ferrite Cores & Accessories E100/60/28 N95 UNGAPPED

B66894G0000X195
EPCOS / TDK
1: $37.28
10In Stock

Mfr. Part No.
B66894G0000X195

Mouser Part No
871-B66894GX195

EPCOS / TDK

Ferrite Cores & Accessories E100/60/28 N95 UNGAPPED

Learn More

Datasheet

10In Stock

$37.28

$25.56

$21.31

Min.: 1
Mult.: 1

E100/60/28

Ferrite Cores

Ungapped

E Core

100 x 60 x 28

8.5 uH

- 20 %, + 30 %

N95

Bulk

Ferrite Cores & Accessories E70/33/32 N95 ungapped

B66371G0000X195
EPCOS / TDK
1: $22.46
13In Stock
180Expected 2/4/2026

Mfr. Part No.
B66371G0000X195

Mouser Part No
871-B66371GX195

EPCOS / TDK

Ferrite Cores & Accessories E70/33/32 N95 ungapped

Learn More

Datasheet

13In Stock

180Expected 2/4/2026

$22.46

$16.26

$11.06

$11.02

Min.: 1
Mult.: 1

E70/33/32

Ferrite Cores

Ungapped

E Core

70 x 33 x 32

N95

Bulk

E Core Ferrite Cores & Accessories

Customer Service Office

Company

Resources

Support

94
B66206J
B66208A
B66208B
B66208J
B66219G
B66232J
B66233G
B66243B
B66252B
B66305G
B66306C
B66307G
B66307H
B66310G
B66311A
B66311G
B66313G
B66314G
B66315G

32 mm x 11 mm
55 mm x 21 mm
10 x 5.5 x 5
12.6 x 3.7 x 6.5
12.7 x 6.35 x 3.6
13 x 7 x 4 (EF 12.6)
14 x 3.5 x 5
14 x 5 x 3.5
14 x 8 x 4
16 x 6 x 5
16 x 8.05 x 4.5
16 x 8.2 x 4.7
16 x 8 x 5
16 x 8 x 5 (EF 16)
18 x 10 x 4
18 x 4 x 10
19 x 8 x 4.8
19 x 8 x 5
20 x 10 x 11
20 x 10 x 5

4.75 nH
5.2 nH
40 nH
50 nH
60 nH
69 nH
80 nH
86 nH
91 nH
100 nH
103 nH
122 nH
125 nH
130 nH
145 nH
146 nH
150 nH
151 nH
160 nH
170 nH