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Ferrite Cores & Accessories

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 R34/20.5/12.5 K 1 toroid

B64290A0048X001
EPCOS / TDK
1: $19.96
233In Stock

Mfr. Part #
B64290A0048X001

Mouser Part #
871-B64290A48X1

EPCOS / TDK

Ferrite Cores & Accessories R34/20.5/12.5 K 1 toroid

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233In Stock

$19.96

$13.89

$11.35

$10.76

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Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories 38.1X19.05X12.7N87 TOROID

B64290L0668X087
EPCOS / TDK
1: $9.49
297In Stock

Mfr. Part #
B64290L0668X087

Mouser Part #
871-B64290L0668X087

EPCOS / TDK

Ferrite Cores & Accessories 38.1X19.05X12.7N87 TOROID

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Datasheet

297In Stock

$9.49

$6.43

$5.43

$4.39

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Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

Ferrite Cores & Accessories P11/7-M33 +30% -20% Sold as set

B65531D0000R033
EPCOS / TDK
1: $4.39
2,240In Stock

Mfr. Part #
B65531D0000R033

Mouser Part #
871-B65531D0000R033

EPCOS / TDK

Ferrite Cores & Accessories P11/7-M33 +30% -20% Sold as set

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Datasheet

2,240In Stock

$4.39

$3.02

$2.57

$2.26

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Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories RM8 N87 400 +3%-3% Sold as set

B65811J0400A087
EPCOS / TDK
1: $3.64
781In Stock

Mfr. Part #
B65811J0400A087

Mouser Part #
871-B65811J0400A087

EPCOS / TDK

Ferrite Cores & Accessories RM8 N87 400 +3%-3% Sold as set

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Datasheet

781In Stock

$3.64

$2.93

$2.68

$2.53

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Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Gapped

Blister Pack

Ferrite Cores & Accessories RM 10 N87 5200 '+30%-20% Sold as set

B65813P0000R087
EPCOS / TDK
1: $8.31
486In Stock

Mfr. Part #
B65813P0000R087

Mouser Part #
871-B65813P0000R087

EPCOS / TDK

Ferrite Cores & Accessories RM 10 N87 5200 '+30%-20% Sold as set

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Datasheet

486In Stock

$8.31

$5.67

$4.79

$4.22

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Blister Pack

Ferrite Cores & Accessories EC35/17/10 N27LP 0.5MM

B66337G0500X127
EPCOS / TDK
1: $2.85
450In Stock

Mfr. Part #
B66337G0500X127

Mouser Part #
871-B66337G0500X127

EPCOS / TDK

Ferrite Cores & Accessories EC35/17/10 N27LP 0.5MM

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450In Stock

$2.85

$1.97

$1.71

$1.57

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Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Gapped

Bulk

Ferrite Cores & Accessories ETD34/17/11 N95 3300 +30% -20%

B66361G0000X195
EPCOS / TDK
1: $3.63
426In Stock

Mfr. Part #
B66361G0000X195

Mouser Part #
871-B66361GX195

EPCOS / TDK

Ferrite Cores & Accessories ETD34/17/11 N95 3300 +30% -20%

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Datasheet

426In Stock

$3.63

$2.50

$2.12

$1.88

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories 34/20.5/12.5 N87 TOROID

B64290L0048X087
EPCOS / TDK
1: $7.92
302In Stock

Mfr. Part #
B64290L0048X087

Mouser Part #
871-B64290L0048X087

EPCOS / TDK

Ferrite Cores & Accessories 34/20.5/12.5 N87 TOROID

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Datasheet

302In Stock

$7.92

$5.41

$4.57

$3.98

$3.44

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

Ferrite Cores & Accessories 25.3X14.8X20 T35 TOROID

B64290L0616X035
EPCOS / TDK
1: $6.00
305In Stock

Mfr. Part #
B64290L0616X035

Mouser Part #
871-B64290L0616X035

EPCOS / TDK

Ferrite Cores & Accessories 25.3X14.8X20 T35 TOROID

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Datasheet

305In Stock

$6.00

$4.11

$3.49

$3.26

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

Ferrite Cores & Accessories ER11/5-N49 +30%-20% Sold as set

B65525J0000R049
EPCOS / TDK
1: $3.50
7,152In Stock

Mfr. Part #
B65525J0000R049

Mouser Part #
871-B65525J0000R049

EPCOS / TDK

Ferrite Cores & Accessories ER11/5-N49 +30%-20% Sold as set

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Datasheet

7,152In Stock

Cut Tape

$3.50

$2.42

$2.06

$1.81

View

Reel

$1.27

Min.: 1
Mult.: 1

Reel: 1,000

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Reel, Cut Tape

Ferrite Cores & Accessories P 18X11 T3812600 +40%-30% Sold as set

B65651W0000Y038
EPCOS / TDK
1: $7.86
1,371In Stock

Mfr. Part #
B65651W0000Y038

Mouser Part #
871-B65651W0000Y038

EPCOS / TDK

Ferrite Cores & Accessories P 18X11 T3812600 +40%-30% Sold as set

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Datasheet

1,371In Stock

$7.86

$5.36

$4.53

$3.95

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories RM6 N87 250 +3%-3% Sold as set

B65807J0250A087
EPCOS / TDK
1: $4.84
1,146In Stock

Mfr. Part #
B65807J0250A087

Mouser Part #
871-B65807J0250A087

EPCOS / TDK

Ferrite Cores & Accessories RM6 N87 250 +3%-3% Sold as set

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Datasheet

1,146In Stock

$4.84

$3.33

$2.84

$2.48

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Gapped

Blister Pack

Ferrite Cores & Accessories RM6 N49 2200 '+30%-20% Sold as set

B65807P0000R049
EPCOS / TDK
1: $5.92
2,552In Stock

Mfr. Part #
B65807P0000R049

Mouser Part #
871-B65807P0000R049

EPCOS / TDK

Ferrite Cores & Accessories RM6 N49 2200 '+30%-20% Sold as set

Learn More

Datasheet

2,552In Stock

$5.92

$4.06

$3.44

$3.02

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Blister Pack

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

B66329G500X187
EPCOS / TDK
1: $6.08
395In Stock

Mfr. Part #
B66329G500X187

Mouser Part #
871-B66329G500X187

EPCOS / TDK

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

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Datasheet

395In Stock

$6.08

$4.17

$3.53

$3.10

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Gapped

Bulk

Ferrite Cores & Accessories ER 23X5X13 N97

B66482G0000X197
EPCOS / TDK
1: $3.52
819In Stock

Mfr. Part #
B66482G0000X197

Mouser Part #
871-B66482G0000X197

EPCOS / TDK

Ferrite Cores & Accessories ER 23X5X13 N97

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Datasheet

819In Stock

$3.52

$2.45

$2.08

$1.84

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

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

B66229G0000X130
EPCOS / TDK
1: $3.36
686In Stock

Mfr. Part #
B66229G0000X130

Mouser Part #
871-B66229GX130

EPCOS / TDK

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

Learn More

Datasheet

686In Stock

$3.36

$2.33

$1.98

$1.75

Reel

$1.28

View

Min.: 1
Mult.: 1

Reel: 480

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Ammo Pack

Ferrite Cores & Accessories U20/16/7 N27U-CORE

B67348A1X27
EPCOS / TDK
1: $3.21
345In Stock

Mfr. Part #
B67348A1X27

Mouser Part #
871-B67348A1X27

EPCOS / TDK

Ferrite Cores & Accessories U20/16/7 N27U-CORE

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345In Stock

$3.21

$2.22

$1.89

$1.67

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Ferrite Cores & Accessories E70/33/32 N95 ungapped

B66371G0000X195
EPCOS / TDK
1: $23.20
13In Stock
180Expected 2026-04-02

Mfr. Part #
B66371G0000X195

Mouser Part #
871-B66371GX195

EPCOS / TDK

Ferrite Cores & Accessories E70/33/32 N95 ungapped

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Datasheet

13In Stock

180Expected 2026-04-02

$23.20

$15.38

$12.32

$12.29

Quote

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories U-CORE N27U CORE

B67352A0001X027
EPCOS / TDK
1: $3.55
304In Stock

Mfr. Part #
B67352A0001X027

Mouser Part #
871-B67352A0001X027

EPCOS / TDK

Ferrite Cores & Accessories U-CORE N27U CORE

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Datasheet

304In Stock

$3.55

$2.45

$2.09

$1.84

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Ferrite Cores & Accessories U-CORE N27U CORE

B67352A1X27
EPCOS / TDK
1: $3.55
490In Stock

Mfr. Part #
B67352A1X27

Mouser Part #
871-B67352A1X27

EPCOS / TDK

Ferrite Cores & Accessories U-CORE N27U CORE

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490In Stock

$3.55

$2.45

$2.09

$1.84

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Ferrite Cores & Accessories CLM/P-RM14 2 PCS REQUIRED

B65888A2002X
EPCOS / TDK
1: $1.29
3,002In Stock

Mfr. Part #
B65888A2002X

Mouser Part #
871-B65888A2002X

EPCOS / TDK

Ferrite Cores & Accessories CLM/P-RM14 2 PCS REQUIRED

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Datasheet

3,002In Stock

$1.29

$0.887

$0.763

$0.69

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Clamp

Bulk

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

B66335G0000X197
EPCOS / TDK
1: $9.66
152In Stock

Mfr. Part #
B66335G0000X197

Mouser Part #
871-B66335GX197

EPCOS / TDK

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

Learn More

Datasheet

152In Stock

$9.66

$6.62

$5.63

$4.93

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories EC70/35/16 N27LP 0.25MM

B66343G0250X127
EPCOS / TDK
1: $10.25
50In Stock

Mfr. Part #
B66343G0250X127

Mouser Part #
871-B66343G0250X127

EPCOS / TDK

Ferrite Cores & Accessories EC70/35/16 N27LP 0.25MM

Learn More

50In Stock

$10.25

$7.11

$5.70

$5.22

$4.81

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Gapped

Bulk

Ferrite Cores & Accessories ETD34/17/11____N27LP=0,4MM

B66361G400X127
EPCOS / TDK
1: $2.29
730In Stock

Mfr. Part #
B66361G400X127

Mouser Part #
871-B66361G400X127

EPCOS / TDK

Ferrite Cores & Accessories ETD34/17/11____N27LP=0,4MM

Learn More

Datasheet

730In Stock

$2.29

$1.60

$1.37

$1.26

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Gapped

Ferrite Cores & Accessories ETD49/25/16 N87LP 0.10MM

B66367G0100X187
EPCOS / TDK
1: $9.87
220In Stock

Mfr. Part #
B66367G0100X187

Mouser Part #
871-B66367G0100X187

EPCOS / TDK

Ferrite Cores & Accessories ETD49/25/16 N87LP 0.10MM

Learn More

Datasheet

220In Stock

$9.87

$6.77

$5.75

$5.10

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Gapped

Bulk

Ferrite Cores & Accessories

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