.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: 332

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 E55/28/21 N87OL

B66335G0000X187
TDK
1: $5.41
2,051In Stock

Mfr. Part No.
B66335G0000X187

Mouser Part No
871-B66335G0000X187

TDK

Ferrite Cores & Accessories E55/28/21 N87OL

Learn More

Datasheet

2,051In Stock

$5.41

$3.71

$3.14

$2.76

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 Squared Pins Coil Former

B66206B1110T001
TDK
1: $1.98
5,560In Stock

Mfr. Part No.
B66206B1110T001

Mouser Part No
871-B66206B1110T001

TDK

Ferrite Cores & Accessories Squared Pins Coil Former

Learn More

Datasheet

5,560In Stock

$1.98

$1.43

$1.23

$1.08

View

Min.: 1
Mult.: 1

E20/10/6

Hardware & Accessories

Ungapped

E Core

Coil Former with Magnetic Axis Horizontal

10 Pin

Tray

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

B66208B1110T1
TDK
1: $1.76
9,083In Stock

Mfr. Part No.
B66208B1110T1

Mouser Part No
871-B66208B1110T1

TDK

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

Learn More

Datasheet

9,083In Stock

$1.76

$1.22

$1.05

$0.935

View

Min.: 1
Mult.: 1

B66208B

Hardware & Accessories

Ungapped

E Core

25 x 13 x 7 (EF 25)

10 Pin

Tray

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

B66208X1010T001
TDK
1: $1.54
3,600In Stock

Mfr. Part No.
B66208X1010T001

Mouser Part No
871-B66208X1010T001

TDK

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

Learn More

Datasheet

3,600In Stock

$1.54

$1.07

$0.914

$0.808

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 E32/16/9 N87OL

B66229G0000X187
TDK
1: $1.78
7,624In Stock

Mfr. Part No.
B66229G0000X187

Mouser Part No
871-B66229G0000X187

TDK

Ferrite Cores & Accessories E32/16/9 N87OL

Learn More

Datasheet

7,624In Stock

$1.78

$1.24

$1.06

$0.933

View

Reel

$0.675

Min.: 1
Mult.: 1

: 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 COIL FORMER POCAN B4235

B66230A1114T001
TDK
1: $3.05
1,191In Stock
2,880On Order

Mfr. Part No.
B66230A1114T001

Mouser Part No
871-B66230A1114T001

TDK

Ferrite Cores & Accessories COIL FORMER POCAN B4235

Learn More

Datasheet

1,191In Stock

2,880On Order

$3.05

$2.11

$1.80

$1.59

View

Min.: 1
Mult.: 1

E32/16/9

Hardware & Accessories

Ungapped

E Core

32 x 16 x 9 (EF 32)

Coil Former

14 Pin

Tray

Ferrite Cores & Accessories CF-E30/15 7-HB-1S-14P/

B66232B1114T001
TDK
1: $2.21
3,304In Stock

Mfr. Part No.
B66232B1114T001

Mouser Part No
871-B66232B1114T001

TDK

Ferrite Cores & Accessories CF-E30/15 7-HB-1S-14P/

Learn More

Datasheet

3,304In Stock

$2.21

$1.54

$1.31

$1.15

View

Min.: 1
Mult.: 1

E30/15/7

Hardware & Accessories

Ungapped

E Core

30 x 15 x 7

Coil Former

14 Pin

Tray

Ferrite Cores & Accessories Coil former E30 Pocan B4235

B66232J1112T1
TDK
1: $2.29
3,582In Stock

Mfr. Part No.
B66232J1112T1

Mouser Part No
871-B66232J1112T1

TDK

Ferrite Cores & Accessories Coil former E30 Pocan B4235

Learn More

Datasheet

3,582In Stock

$2.29

$1.58

$1.35

$1.19

View

Min.: 1
Mult.: 1

B66232J

Hardware & Accessories

Ungapped

E Core

30 x 15 x 7

Coil Former

12 Pin

Tray

Ferrite Cores & Accessories CF-E42/21 15-H-1S-18P/

B66243B1018T1
TDK
1: $4.27
4,233In Stock

Mfr. Part No.
B66243B1018T1

Mouser Part No
871-B66243B1018T1

TDK

Ferrite Cores & Accessories CF-E42/21 15-H-1S-18P/

Learn More

Datasheet

4,233In Stock

$4.27

$2.93

$2.48

$2.11

View

Min.: 1
Mult.: 1

B66243B

Hardware & Accessories

Ungapped

E Core

42 x 21 x 20

18 Pin

Tray

Ferrite Cores & Accessories COIL FORMER DURETHAN BKV-30H

B66252BM1
TDK
1: $5.28
780In Stock

Mfr. Part No.
B66252BM1

Mouser Part No
871-B66252BM1

TDK

Ferrite Cores & Accessories COIL FORMER DURETHAN BKV-30H

Learn More

Datasheet

780In Stock

$5.28

$3.61

$3.04

$2.65

View

Min.: 1
Mult.: 1

B66252B

Hardware & Accessories

Ungapped

E Core

55 x 28 x 21

Coil Former Square Pins

14 Pin

Tray

Ferrite Cores & Accessories Coil former E8.8 SMD Vectra E130i

B66302D1008T002
TDK
1: $1.91
2,814In Stock

Mfr. Part No.
B66302D1008T002

Mouser Part No
871-B66302D1008T2

TDK

Ferrite Cores & Accessories Coil former E8.8 SMD Vectra E130i

Learn More

Datasheet

2,814In Stock

$1.91

$1.33

$1.13

$0.997

View

Min.: 1
Mult.: 1

E8.8/4/2

Hardware & Accessories

Ungapped

E Core

E 8.8

Coil Former with Gull Wing Terminals

8 Pin

Gullwing

Tray

Ferrite Cores & Accessories CF-E13/7 4-HSG-1S-10P

B66306C1010T001
TDK
1: $2.37
9,599In Stock
10,350Expected 2026/09/29

Mfr. Part No.
B66306C1010T001

Mouser Part No
871-B66306C1010T001

TDK

Ferrite Cores & Accessories CF-E13/7 4-HSG-1S-10P

Learn More

Datasheet

9,599In Stock

10,350Expected 2026/09/29

$2.37

$1.64

$1.40

$1.24

View

Min.: 1
Mult.: 1

E13/7/4

Hardware & Accessories

Ungapped

E Core

13 x 7 x 4 (EF 12.6)

Coil Former with Gull Wing Terminals

10 Pin

SMD/SMT

Tray

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

B66308B1108T001
TDK
1: $1.84
2,535In Stock
2,000Expected 2026/09/21

Mfr. Part No.
B66308B1108T001

Mouser Part No
871-B66308B1108T001

TDK

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

Learn More

Datasheet

2,535In Stock

2,000Expected 2026/09/21

$1.84

$1.28

$1.09

$0.962

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 Horizontal

8 Pin

Tray

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

B66308W1108T001
TDK
1: $1.74
5,687In Stock

Mfr. Part No.
B66308W1108T001

Mouser Part No
871-B66308W1108T001

TDK

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

Learn More

Datasheet

5,687In Stock

$1.74

$1.20

$1.04

$0.954

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 E20/10/6 N87LP=0.1

B66311G0100X187
TDK
1: $1.04
4,261In Stock

Mfr. Part No.
B66311G0100X187

Mouser Part No
871-B66311G0100X187

TDK

Ferrite Cores & Accessories E20/10/6 N87LP=0.1

Learn More

Datasheet

4,261In Stock

$1.04

$0.726

$0.625

$0.554

View

Min.: 1
Mult.: 1

E20/10/6

Ferrite Cores

Gapped

E Core

20 x 10 x 6 (EF 20)

100 nH

N87

Bulk

Ferrite Cores & Accessories E20/10/6 N87LP 0.250 MM

B66311G0250X187
TDK
1: $0.74
18,949In Stock

Mfr. Part No.
B66311G0250X187

Mouser Part No
871-B66311G0250X187

TDK

Ferrite Cores & Accessories E20/10/6 N87LP 0.250 MM

Learn More

Datasheet

18,949In Stock

$0.74

$0.509

$0.44

$0.391

View

Min.: 1
Mult.: 1

E20/10/6

Ferrite Cores

Gapped

E Core

20 x 10 x 6 (EF 20)

171 nH

Core

N87

Bulk

Ferrite Cores & Accessories E20/10/6 N87OL

B66311GX187
TDK
1: $0.72
27,493In Stock

Mfr. Part No.
B66311GX187

Mouser Part No
871-B66311GX187

TDK

Ferrite Cores & Accessories E20/10/6 N87OL

Learn More

Datasheet

27,493In Stock

$0.72

$0.537

$0.533

$0.447

View

Min.: 1
Mult.: 1

B66311G

Ferrite Cores

Ungapped

E Core

20 x 10 x 6 (EF 20)

1.47 uH

- 20 %, + 30 %

Core

N87

Bulk

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

B66317G0160X187
TDK
1: $0.97
4,305In Stock

Mfr. Part No.
B66317G0160X187

Mouser Part No
871-B66317G0160X187

TDK

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

Learn More

Datasheet

4,305In Stock

$0.97

$0.679

$0.584

$0.519

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 E25/13/7 N87OL

B66317GX187
TDK
1: $0.80
12,874In Stock

Mfr. Part No.
B66317GX187

Mouser Part No
871-B66317GX187

TDK

Ferrite Cores & Accessories E25/13/7 N87OL

Learn More

Datasheet

12,874In Stock

$0.80

$0.561

$0.483

$0.43

View

Min.: 1
Mult.: 1

B66317G

Ferrite Cores

Ungapped

E Core

25 x 13 x 7 (EF 25)

1.85 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories E30/15/7 N87OL

B66319GX187
TDK
1: $1.17
5,488In Stock

Mfr. Part No.
B66319GX187

Mouser Part No
871-B66319GX187

TDK

Ferrite Cores & Accessories E30/15/7 N87OL

Learn More

Datasheet

5,488In Stock

$1.17

$0.819

$0.704

$0.623

View

Min.: 1
Mult.: 1

B66319G

Ferrite Cores

Ungapped

E Core

30 x 15 x 7

1.9 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories E42/21/15 N30OL

B66325G0000X130
TDK
1: $4.88
674In Stock

Mfr. Part No.
B66325G0000X130

Mouser Part No
871-B66325G0000X130

TDK

Ferrite Cores & Accessories E42/21/15 N30OL

Learn More

Datasheet

674In Stock

$4.88

$3.35

$2.84

$2.49

View

Min.: 1
Mult.: 1

E42/21/15

Ferrite Cores

Ungapped

E Core

42 x 21 x 15

N30

Bulk

Ferrite Cores & Accessories E70/33/32 N87OL

B66371G0000X187
TDK
1: $11.64
258In Stock
1,620On Order

Mfr. Part No.
B66371G0000X187

Mouser Part No
871-B66371G0000X187

TDK

Ferrite Cores & Accessories E70/33/32 N87OL

Learn More

Datasheet

258In Stock

1,620On Order

$11.64

$8.33

$6.68

$5.90

$5.83

Min.: 1
Mult.: 1

E70/33/32

Ferrite Cores

Ungapped

E Core

70 x 33 x 32

9.7 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories E80/38/20 N87OL

B66375G0000X187
TDK
1: $5.27
1,485In Stock

Mfr. Part No.
B66375G0000X187

Mouser Part No
871-B66375G0000X187

TDK

Ferrite Cores & Accessories E80/38/20 N87OL

Learn More

Datasheet

1,485In Stock

$5.27

$3.61

$2.93

$2.54

View

Min.: 1
Mult.: 1

E80/38/20

Ferrite Cores

Ungapped

E Core

80 x 38 x 20

4.5 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories E65/32/27 N87OL

B66387GX187
TDK
1: $8.26
695In Stock

Mfr. Part No.
B66387GX187

Mouser Part No
871-B66387GX187

TDK

Ferrite Cores & Accessories E65/32/27 N87OL

Learn More

Datasheet

695In Stock

$8.26

$5.58

$4.58

$4.52

$4.43

Min.: 1
Mult.: 1

B66387G

Ferrite Cores

Ungapped

E Core

65 x 32 x 27

7.9 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories E100/60/28 N97 UNGAPPED

B66894G0000X197
TDK
1: $24.41
495In Stock
456On Order

Mfr. Part No.
B66894G0000X197

Mouser Part No
871-B66894GX197

TDK

Ferrite Cores & Accessories E100/60/28 N97 UNGAPPED

Learn More

Datasheet

495In Stock

456On Order

$24.41

$14.55

Min.: 1
Mult.: 1

E100/60/28

Ferrite Cores

Ungapped

E Core

100 x 60 x 28

6.8 uH

- 20 %, + 30 %

N97

Bulk

E Core Ferrite Cores & Accessories

Customer Service Office

Company

Resources

Support

94
B66206J
B66208A
B66208B
B66219G
B66232J
B66233G
B66243B
B66252B
B66305G
B66306C
B66307G
B66307H
B66310G
B66311A
B66311G
B66313G
B66314G
B66315G
B66317G

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