Ferrite Cores & Accessories

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EPCOS / TDK Ferrite Cores and Accessories feature polycrystal, sintered material construction with high electrical resistivity and distributed air gaps. These ferrites are ideal for transportation equipment and medical devices. Ferrite cores include E core, ETD core, PM core, U core, PS core, RM core, EFD core, and more. A wide variety of accessories is also available.

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Part #

Ferrite Cores & Accessories E20/10/6 N27LP 0.250 MM

B66311G0250X127
EPCOS / TDK
1: $0.93
3,324In Stock

Mfr. Part No.
B66311G0250X127

Mouser Part No
871-B66311G0250X127

EPCOS / TDK

Ferrite Cores & Accessories E20/10/6 N27LP 0.250 MM

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Datasheet

3,324In Stock

$0.93

$0.652

$0.561

$0.498

View

Min.: 1
Mult.: 1

E20/10/6

Ferrite Cores

Gapped

E Core

20 x 10 x 6 (EF 20)

171 nH

N27

Bulk

Ferrite Cores & Accessories CF-E65-1S

B66388A2000T001
EPCOS / TDK
1: $15.20
143In Stock

Mfr. Part No.
B66388A2000T001

Mouser Part No
871-B66388A2000T1

EPCOS / TDK

Ferrite Cores & Accessories CF-E65-1S

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Datasheet

143In Stock

$15.20

$8.94

$8.35

Min.: 1
Mult.: 1

E65/32/27

Hardware & Accessories

Ungapped

E Core

65 x 32 x 27

Coil Former

Tray

Ferrite Cores & Accessories ETD54/28/19 N87LP 0.5MM

B66395G0500X187
EPCOS / TDK
1: $7.70
244In Stock

Mfr. Part No.
B66395G0500X187

Mouser Part No
871-B66395G0500X187

EPCOS / TDK

Ferrite Cores & Accessories ETD54/28/19 N87LP 0.5MM

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Datasheet

244In Stock

$7.70

$5.20

$4.37

$3.74

Min.: 1
Mult.: 1

ETD54/28/19

Ferrite Cores

Gapped

ETD Core

54 x 28 x 19

500 nH

N87

Bulk

Ferrite Cores & Accessories I 25 N97 5300 +25%-25%

B66481P0000X197
EPCOS / TDK
1: $2.13
1,177In Stock

Mfr. Part No.
B66481P0000X197

Mouser Part No
871-B66481PX197

EPCOS / TDK

Ferrite Cores & Accessories I 25 N97 5300 +25%-25%

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Datasheet

1,177In Stock

$2.13

$1.47

$1.26

$1.11

View

Min.: 1
Mult.: 1

B66481P

Ferrite Cores

Ungapped

I Core

25 x 2

5.3 uH

25 %

EIQ 25 Core Set

N97

Bulk

Ferrite Cores & Accessories R63/38/25 N30 toroid

B64290A0699X830
EPCOS / TDK
1: $22.33
97In Stock

Mfr. Part No.
B64290A0699X830

Mouser Part No
871-B64290A699X830

EPCOS / TDK

Ferrite Cores & Accessories R63/38/25 N30 toroid

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Datasheet

97In Stock

$22.33

$14.61

$13.74

$13.49

$13.17

Min.: 1
Mult.: 1

T63/38/25

Toroids

Ungapped

N30

Bulk

Ferrite Cores & Accessories PQ26/20 N87 Sold as set

B65877B0000R087
EPCOS / TDK
1: $5.79
435In Stock

Mfr. Part No.
B65877B0000R087

Mouser Part No
871-B65877B0000R087

EPCOS / TDK

Ferrite Cores & Accessories PQ26/20 N87 Sold as set

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Datasheet

435In Stock

$5.79

$3.93

$3.31

$2.90

View

Min.: 1
Mult.: 1

PQ26/20

Ferrite Cores

Ungapped

PQ Core

26 x 20

5 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories CF-E20/10 6-VRA-2S-6P/

B66206K1106T002
EPCOS / TDK
1: $1.41
1,411In Stock

Mfr. Part No.
B66206K1106T002

Mouser Part No
871-B66206K1106T2

EPCOS / TDK

Ferrite Cores & Accessories CF-E20/10 6-VRA-2S-6P/

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Datasheet

1,411In Stock

$1.41

$0.98

$0.84

$0.744

View

Min.: 1
Mult.: 1

E20/10/6

Hardware & Accessories

Ungapped

E Core

20 x 10 x 6 (EF 20)

6 Pin

Bulk

Ferrite Cores & Accessories ETD34/17/11 N87 gap 0.1+-0.02 mm

B66361G0100X187
EPCOS / TDK
1: $2.54
848In Stock

Mfr. Part No.
B66361G0100X187

Mouser Part No
871-B66361G100X187

EPCOS / TDK

Ferrite Cores & Accessories ETD34/17/11 N87 gap 0.1+-0.02 mm

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Datasheet

848In Stock

$2.54

$1.76

$1.49

$1.31

View

Min.: 1
Mult.: 1

ETD34/17/11

Ferrite Cores

Gapped

ETD Core

34 x 17 x 11

790 nH

N87

Bulk

Ferrite Cores & Accessories 12.5/7.5/5 T35 TOROID

B64290L0044X035
EPCOS / TDK
1: $0.58
5,017In Stock

Mfr. Part No.
B64290L0044X035

Mouser Part No
871-B64290L0044X035

EPCOS / TDK

Ferrite Cores & Accessories 12.5/7.5/5 T35 TOROID

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Datasheet

5,017In Stock

$0.58

$0.406

$0.35

$0.312

View

Reel

$0.181

Min.: 1
Mult.: 1

Reel: 1,500

TX12.5/7.5/5

Toroids

Ungapped

3.06 uH

T35

Ammo Pack

Ferrite Cores & Accessories E32/16/9 N87 gap 0.5+-0.05 mm

B66229G0500X187
EPCOS / TDK
1: $1.86
1,359In Stock

Mfr. Part No.
B66229G0500X187

Mouser Part No
871-B66229G500X187

EPCOS / TDK

Ferrite Cores & Accessories E32/16/9 N87 gap 0.5+-0.05 mm

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Datasheet

1,359In Stock

$1.86

$1.29

$1.11

$0.972

View

Reel

$0.709

Min.: 1
Mult.: 1

Reel: 480

E32/16/9

Ferrite Cores

Gapped

E Core

32 x 16 x 9 (EF 32)

500 nH

N87

Ammo Pack

Ferrite Cores & Accessories ETD54/28 19-N87-G200

B66395G0200X187
EPCOS / TDK
1: $8.28
195In Stock

Mfr. Part No.
B66395G0200X187

Mouser Part No
871-B66395G200X187

EPCOS / TDK

Ferrite Cores & Accessories ETD54/28 19-N87-G200

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Datasheet

195In Stock

$8.28

$5.76

$4.61

$4.22

View

Min.: 1
Mult.: 1

ETD54/28/19

Ferrite Cores

Gapped

ETD Core

54 x 28 x 19

200 nH

N87

Bulk

Ferrite Cores & Accessories R102/65.8/15 T38 toroid

B64290L0084X038
EPCOS / TDK
1: $51.93
20In Stock

Mfr. Part No.
B64290L0084X038

Mouser Part No
871-B64290L84X38

EPCOS / TDK

Ferrite Cores & Accessories R102/65.8/15 T38 toroid

Learn More

Datasheet

20In Stock

$51.93

$36.06

Min.: 1
Mult.: 1

TX102/66/15

Ungapped

T38

Bulk

Ferrite Cores & Accessories PQ32/30 N49 Sold as set

B65879B0000R049
EPCOS / TDK
1: $6.91
380In Stock

Mfr. Part No.
B65879B0000R049

Mouser Part No
871-B65879B0000R049

EPCOS / TDK

Ferrite Cores & Accessories PQ32/30 N49 Sold as set

Learn More

Datasheet

380In Stock

$6.91

$4.68

$3.93

$3.90

$3.29

Min.: 1
Mult.: 1

PQ32/30

Ferrite Cores

Ungapped

PQ Core

32 x 30

3.45 uH

- 20 %, + 30 %

N49

Bulk

Ferrite Cores & Accessories E30/15/7 N30OL

B66319G0000X130
EPCOS / TDK
1: $1.59
1,868In Stock

Mfr. Part No.
B66319G0000X130

Mouser Part No
871-B66319G0000X130

EPCOS / TDK

Ferrite Cores & Accessories E30/15/7 N30OL

Learn More

Datasheet

1,868In Stock

$1.59

$1.11

$0.942

$0.833

View

Min.: 1
Mult.: 1

E30/15/7

Ferrite Cores

Ungapped

E Core

30 x 15 x 7

3.1 uH

- 20 %, + 30 %

N30

Bulk

Ferrite Cores & Accessories E30/15/7 N27 1700 +30% -20%

B66319GX127
EPCOS / TDK
1: $1.08
2,931In Stock

Mfr. Part No.
B66319GX127

Mouser Part No
871-B66319GX127

EPCOS / TDK

Ferrite Cores & Accessories E30/15/7 N27 1700 +30% -20%

Learn More

Datasheet

2,931In Stock

$1.08

$0.751

$0.645

$0.572

View

Min.: 1
Mult.: 1

B66319G

Ferrite Cores

Ungapped

E Core

30 x 15 x 7

1.7 uH

- 20 %, + 30 %

N27

Bulk

Ferrite Cores & Accessories E70/33/32 N27OL

B66371G0000X127
EPCOS / TDK
1: $11.87
179In Stock

Mfr. Part No.
B66371G0000X127

Mouser Part No
871-B66371GX127

EPCOS / TDK

Ferrite Cores & Accessories E70/33/32 N27OL

Learn More

Datasheet

179In Stock

$11.87

$7.92

$6.35

$6.23

Min.: 1
Mult.: 1

E34/14/9

Ferrite Cores

Ungapped

E Core

70 x 33 x 32

2.15 uH

- 20 %, + 30 %

N27

Bulk

Ferrite Cores & Accessories I 20/2,3/14 N87 UNGAPPED

B66483P0000X187
EPCOS / TDK
1: $1.26
1,626In Stock

Mfr. Part No.
B66483P0000X187

Mouser Part No
871-B66483PX187

EPCOS / TDK

Ferrite Cores & Accessories I 20/2,3/14 N87 UNGAPPED

Learn More

Datasheet

1,626In Stock

$1.26

$0.865

$0.747

$0.687

View

Min.: 1
Mult.: 1

B66483P

Ferrite Cores

Ungapped

I Core

20 x 2

3.68 uH

25 %

EIQ 20 Core Set

N87

Bulk

Ferrite Cores & Accessories Housing d=26 mm Makrolon 9415

B64291A1204X000
EPCOS / TDK
1: $0.95
1,753In Stock

Mfr. Part No.
B64291A1204X000

Mouser Part No
871-B64291A1204X

EPCOS / TDK

Ferrite Cores & Accessories Housing d=26 mm Makrolon 9415

Learn More

Datasheet

1,753In Stock

$0.95

$0.656

$0.564

$0.501

View

Min.: 1
Mult.: 1

RCH26/16/H

Ungapped

9415

Bulk

Ferrite Cores & Accessories RM5 N48 250 +3%-3% Sold as set

B65805N0250A048
EPCOS / TDK
1: $3.55
720In Stock

Mfr. Part No.
B65805N0250A048

Mouser Part No
871-B65805N0250A048

EPCOS / TDK

Ferrite Cores & Accessories RM5 N48 250 +3%-3% Sold as set

Learn More

Datasheet

720In Stock

$3.55

$2.44

$2.07

$1.83

View

Min.: 1
Mult.: 1

RM5

Ferrite Cores

Gapped

RM Core

RM 5

250 nH

3 %

N48

Blister Pack

Ferrite Cores & Accessories E42/21/15 N27LP 1.0 MM

B66325G1000X127
EPCOS / TDK
1: $3.73
822In Stock

Mfr. Part No.
B66325G1000X127

Mouser Part No
871-B66325G1000X127

EPCOS / TDK

Ferrite Cores & Accessories E42/21/15 N27LP 1.0 MM

Learn More

Datasheet

822In Stock

$3.73

$2.56

$2.17

$1.90

View

Min.: 1
Mult.: 1

E42/21/15

Ferrite Cores

Gapped

E Core

42 x 21 x 15

272 nH

N27

Bulk

Ferrite Cores & Accessories Coil former RM4LP PM9630

B65804N1206D001
EPCOS / TDK
1: $1.59
1,901In Stock

Mfr. Part No.
B65804N1206D001

Mouser Part No
871-B65804N1206D001

EPCOS / TDK

Ferrite Cores & Accessories Coil former RM4LP PM9630

Learn More

Datasheet

1,901In Stock

$1.59

$1.11

$0.943

$0.834

View

Min.: 1
Mult.: 1

RM4

Hardware & Accessories

Ungapped

Stick

Ferrite Cores & Accessories ELP32/6/20 N49 3900 +25% -25%

B66457G0000X149
EPCOS / TDK
1: $3.57
725In Stock

Mfr. Part No.
B66457G0000X149

Mouser Part No
871-B66457GX149

EPCOS / TDK

Ferrite Cores & Accessories ELP32/6/20 N49 3900 +25% -25%

Learn More

Datasheet

725In Stock

$3.57

$2.45

$2.08

$1.83

View

Min.: 1
Mult.: 1

EV15/9/7

Ferrite Cores

Ungapped

ELP Core

32 x 6 x 20

3.9 uH

25 %

N49

Bulk

Ferrite Cores & Accessories E20/10/6 N27LP 0.500 MM

B66311G0500X127
EPCOS / TDK
1: $0.74
2,976In Stock

Mfr. Part No.
B66311G0500X127

Mouser Part No
871-B66311G0500X127

EPCOS / TDK

Ferrite Cores & Accessories E20/10/6 N27LP 0.500 MM

Learn More

Datasheet

2,976In Stock

$0.74

$0.515

$0.444

$0.395

View

Min.: 1
Mult.: 1

E20/10/6

Ferrite Cores

Gapped

E Core

20 x 10 x 6 (EF 20)

103 nH

Core

N27

Bulk

Ferrite Cores & Accessories R87/54.3/13.5 N30 toroid

B64290L0730X830
EPCOS / TDK
1: $41.97
495In Stock

Mfr. Part No.
B64290L0730X830

Mouser Part No
871-B64290L730X830

EPCOS / TDK

Ferrite Cores & Accessories R87/54.3/13.5 N30 toroid

Learn More

Datasheet

495In Stock

$41.97

$34.16

$30.70

Min.: 1
Mult.: 1

TX87/54.3/13.5

Toroids

Ungapped

N30

Bulk

Ferrite Cores & Accessories TOROID 41.8/26.2/12.5 N30

B64290L0022X830
EPCOS / TDK
1: $5.05
14,442In Stock

Mfr. Part No.
B64290L0022X830

Mouser Part No
871-B64290L22X830

EPCOS / TDK

Ferrite Cores & Accessories TOROID 41.8/26.2/12.5 N30

Learn More

Datasheet

14,442In Stock

$5.05

$3.43

$2.98

Min.: 1
Mult.: 1

TX42/26/13

Toroids

Ungapped

5 uH

N30

Bulk

Ferrite Cores & Accessories

Customer Service Office

Company

Resources

Support

B62110A
B62152A
B64290A
B64290K
B64290L
B64290P
B65511A
B65513J
B65514B
B65517W
B65518J
B65523J
B65525J
B65526A
B65526B
B65531T
B65531W
B65539C
B65541D
B65541W

DE Core
DU Core
EC Core
E Core
EER Core
EF Core
EFD Core
ELP Core
EM Core
EP Core
EPO Core
EPX Core
EQ Core
ER Core
ER LP Core
ETD Core
EV Core
FEM Core
I Core
P Core

9.5 mm x 5 mm
11 mm x 6 mm
14 mm x 5 mm
14.5 mm x 6.7 mm
14.6 mm x 6.8 mm
15 mm x 4.65 mm
17.9 mm x 8.2 mm
18 mm x 10 mm
18 mm x 9.7 mm
20 mm x 6.65 mm
21.8 mm x 15.8 mm
23.2 mm x 11 mm
23.2 mm x 12.5 mm
25 mm x 18 mm
30 mm x 20 mm
32 mm x 21 mm
50 mm x 32 mm
3.3 x 2.6
4.6 x 4.1
5.6 x 1.7

2.4 nH
4.75 nH
5.2 nH
16 nH
20 nH
25 nH
35 nH
38 nH
40 nH
45 nH
50 nH
60 nH
62 nH
63 nH
65 nH
69 nH
70 nH
73 nH
75 nH
80 nH

0.03 %
0.04 %
0.05 %
0.08 %
0.1 %
0.15 %
0.25 %
- 30 %, + 40 %
- 20 %, + 30 %
2 %
3 %
4 %
5 %
6 %
7 %
8 %
10 %
12 %
15 %
20 %

9415
E130I
GFR Liquid Crystal Polymer
GFR Polyterephthalate
GFR Thermosetting Plastic
K1
K10
M33
N2
N22
N26
N27
N30
N41
N45
N48
N49
N57
N72
N87