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Ferrite Cores & Accessories

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 E5-T38

B66303G0000X138
TDK
1: ¥212.6
22,290In Stock

Mfr. Part #
B66303G0000X138

Mouser Part #
871-B66303G0000X138

TDK

Ferrite Cores & Accessories E5-T38

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Datasheet

22,290In Stock

¥212.6

¥146.3

¥126.2

¥116.3

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories E16/8/5 N97 1050 +30% -20%

B66307G0000X197
TDK
1: ¥277.4
7,160In Stock

Mfr. Part #
B66307G0000X197

Mouser Part #
871-B66307GX197

TDK

Ferrite Cores & Accessories E16/8/5 N97 1050 +30% -20%

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Datasheet

7,160In Stock

¥277.4

¥191

¥164.9

¥151.8

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Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories ETD29/16/10 N87 2200 +30% -20%

B66358GX187
TDK
1: ¥375.4
23,243In Stock
15,300Expected 9/21/2026

Mfr. Part #
B66358GX187

Mouser Part #
871-B66358GX187

TDK

Ferrite Cores & Accessories ETD29/16/10 N87 2200 +30% -20%

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Datasheet

23,243In Stock

15,300Expected 9/21/2026

¥375.4

¥259.1

¥220.9

¥194.3

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories U93/76/30 N87 5700 +30%-20%

B67345B0001X087
TDK
1: ¥4,386.7
981In Stock
976Expected 11/23/2026

Mfr. Part #
B67345B0001X087

Mouser Part #
871-B67345B1X87

TDK

Ferrite Cores & Accessories U93/76/30 N87 5700 +30%-20%

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Datasheet

981In Stock

976Expected 11/23/2026

¥4,386.7

¥2,780.5

¥2,488.2

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories Clamp RM4lp without ground terminal

B65804P2204X000
TDK
1: ¥61.5
20,062In Stock

Mfr. Part #
B65804P2204X000

Mouser Part #
871-B65804P2204X000

TDK

Ferrite Cores & Accessories Clamp RM4lp without ground terminal

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Datasheet

20,062In Stock

¥61.5

¥42.2

¥36.5

¥27.4

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories YOKE EF20

B66206A2001X000
TDK
1: ¥142.8
4,432In Stock

Mfr. Part #
B66206A2001X000

Mouser Part #
871-B66206A2001X000

TDK

Ferrite Cores & Accessories YOKE EF20

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Datasheet

4,432In Stock

¥142.8

¥130.4

¥115.6

¥106.5

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories YOKE E25

B66208A2010X
TDK
1: ¥76.4
17,838In Stock

Mfr. Part #
B66208A2010X

Mouser Part #
871-B66208A2010X

TDK

Ferrite Cores & Accessories YOKE E25

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Datasheet

17,838In Stock

¥76.4

¥69.6

¥67.1

¥65.1

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories CLAMP EI 32

B66288F2204X000
TDK
1: ¥48.2
19,494In Stock

Mfr. Part #
B66288F2204X000

Mouser Part #
871-B66288F2204X000

TDK

Ferrite Cores & Accessories CLAMP EI 32

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Datasheet

19,494In Stock

¥48.2

¥43.2

¥41.7

¥40.5

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories CLM-EFD15

B66414B2000X000
TDK
1: ¥41.5
33,692In Stock

Mfr. Part #
B66414B2000X000

Mouser Part #
871-B66414B2000X000

TDK

Ferrite Cores & Accessories CLM-EFD15

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Datasheet

33,692In Stock

¥41.5

¥29.6

¥25.7

¥22.9

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories CLM-EFD20 2 PCS REQUIRED

B66418B2000X
TDK
1: ¥73.1
26,104In Stock
59,220On Order

Mfr. Part #
B66418B2000X

Mouser Part #
871-B66418B2000X

TDK

Ferrite Cores & Accessories CLM-EFD20 2 PCS REQUIRED

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Datasheet

26,104In Stock

59,220On Order

¥73.1

¥49.8

¥43.2

¥38.7

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories ELP32/6/20 N87 gap 0.4+-0.02 mm

B66287G0400X187
TDK
1: ¥631.2
1,098In Stock

Mfr. Part #
B66287G0400X187

Mouser Part #
871-B66287G0400X187

TDK

Ferrite Cores & Accessories ELP32/6/20 N87 gap 0.4+-0.02 mm

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Datasheet

1,098In Stock

¥631.2

¥433.5

¥367.1

¥322.2

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Gapped

Tray

Ferrite Toroids / Ferrite Rings DL14.5/14.5/8.5 K 1 double aperture

B62152A0001X001
TDK
1: ¥614.6
1,061In Stock

Mfr. Part #
B62152A0001X001

Mouser Part #
871-B62152A0001X001

TDK

Ferrite Toroids / Ferrite Rings DL14.5/14.5/8.5 K 1 double aperture

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Datasheet

1,061In Stock

¥614.6

¥421.9

¥358.8

¥313.9

View

Min.: 1
Mult.: 1

Ferrite Toroids / Ferrite Rings

Multi-Hole Cores

Ungapped

Bulk

Ferrite Cores & Accessories DOUBLE-APERT 14.5/8.5/8.3

B62152A0004X001
TDK
1: ¥584.7
1,756In Stock

Mfr. Part #
B62152A0004X001

Mouser Part #
871-B62152A4X1

TDK

Ferrite Cores & Accessories DOUBLE-APERT 14.5/8.5/8.3

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Datasheet

1,756In Stock

¥584.7

¥400.3

¥340.5

¥299

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Multi-Hole Cores

Ungapped

Bulk

Ferrite Cores & Accessories MHB2-14.5/8.5 8.3-N30/

B62152A4X30
TDK
1: ¥225.9
19,503In Stock
6,000Expected 11/13/2026

Mfr. Part #
B62152A4X30

Mouser Part #
871-B62152A4X30

TDK

Ferrite Cores & Accessories MHB2-14.5/8.5 8.3-N30/

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Datasheet

19,503In Stock

6,000Expected 11/13/2026

¥225.9

¥155.6

¥134.4

¥123.7

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Multi-Hole Cores

Ungapped

Bulk

Ferrite Cores & Accessories DOUBLE-APERT 7.25/4.2/6.2

B62152A7X1
TDK
1: ¥255.8
4,062In Stock

Mfr. Part #
B62152A7X1

Mouser Part #
871-B62152A7X1

TDK

Ferrite Cores & Accessories DOUBLE-APERT 7.25/4.2/6.2

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Datasheet

4,062In Stock

¥255.8

¥192.7

¥164.8

¥145.7

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Multi-Hole Cores

Ungapped

Bulk

Ferrite Cores & Accessories R87/54.3/13.5 K10 toroid

B64290A0730X010
TDK
1: ¥10,042.4
34In Stock

Mfr. Part #
B64290A0730X010

Mouser Part #
871-B64290A0730X010

TDK

Ferrite Cores & Accessories R87/54.3/13.5 K10 toroid

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Datasheet

34In Stock

¥10,042.4

¥8,396.4

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

Ferrite Cores & Accessories R63/38/25 K10 TOROID

B64290A0699X010
TDK
1: ¥9,715.2
34In Stock

Mfr. Part #
B64290A0699X010

Mouser Part #
871-B64290A699X10

TDK

Ferrite Cores & Accessories R63/38/25 K10 TOROID

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Datasheet

34In Stock

¥9,715.2

¥8,122.3

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories R102/65.8/15 K10 toroid

B64290A0084X010
TDK
1: ¥13,909.2
210In Stock

Mfr. Part #
B64290A0084X010

Mouser Part #
871-B64290A84X10

TDK

Ferrite Cores & Accessories R102/65.8/15 K10 toroid

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Datasheet

210In Stock

¥13,909.2

¥11,627

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories TOROID 102X66.0X15.0 N30

B64290A0084X830
TDK
1: ¥9,135.5
56In Stock
408On Order

Mfr. Part #
B64290A0084X830

Mouser Part #
871-B64290A84X830

TDK

Ferrite Cores & Accessories TOROID 102X66.0X15.0 N30

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Datasheet

56In Stock

408On Order

¥9,135.5

¥6,811.8

¥6,363.3

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

Ferrite Toroids / Ferrite Rings 10X6X4 T35 TOROID

B64290L0038X035
TDK
1: ¥112.9
12,608In Stock

Mfr. Part #
B64290L0038X035

Mouser Part #
871-B64290L0038X035

TDK

Ferrite Toroids / Ferrite Rings 10X6X4 T35 TOROID

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Datasheet

12,608In Stock

Cut Tape

¥112.9

¥78.2

¥67.4

¥60.1

View

Reel

¥31.4

Min.: 1
Mult.: 1

: 3,000

Ferrite Toroids / Ferrite Rings

Toroids

Ungapped

Reel, Cut Tape

Ferrite Cores & Accessories 10/6/4 T37 TOROID

B64290L0038X037
TDK
1: ¥99.7
19,197In Stock

Mfr. Part #
B64290L0038X037

Mouser Part #
871-B64290L0038X037

TDK

Ferrite Cores & Accessories 10/6/4 T37 TOROID

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Datasheet

19,197In Stock

¥99.7

¥70.1

¥60.6

¥54

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

Ferrite Cores & Accessories 50X30X20 T37 TOROID

B64290L0082X037
TDK
1: ¥3,302.1
163In Stock

Mfr. Part #
B64290L0082X037

Mouser Part #
871-B64290L0082X037

TDK

Ferrite Cores & Accessories 50X30X20 T37 TOROID

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Datasheet

163In Stock

¥3,302.1

¥2,257.3

¥2,011.5

¥1,910.2

¥1,908.5

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

Ferrite Cores & Accessories 50.0X30.0X20.0 T65 TOROID

B64290L0082X065
TDK
1: ¥2,637.7
536In Stock

Mfr. Part #
B64290L0082X065

Mouser Part #
871-B64290L0082X065

TDK

Ferrite Cores & Accessories 50.0X30.0X20.0 T65 TOROID

Learn More

Datasheet

536In Stock

¥2,637.7

¥1,805.5

¥1,352.1

¥1,293.9

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

Ferrite Cores & Accessories 20X10X7 N87 TOROID

B64290L0632X087
TDK
1: ¥350.5
3,257In Stock

Mfr. Part #
B64290L0632X087

Mouser Part #
871-B64290L0632X087

TDK

Ferrite Cores & Accessories 20X10X7 N87 TOROID

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Datasheet

3,257In Stock

¥350.5

¥240.8

¥206

¥182.7

View

Reel

¥128.4

Min.: 1
Mult.: 1

: 1,000

Ferrite Cores & Accessories

Toroids

Ungapped

Ammo Pack

Ferrite Cores & Accessories 22.1X13.7X12.5 T38 TOROID

B64290L0651X038
TDK
1: ¥639.5
2,194In Stock

Mfr. Part #
B64290L0651X038

Mouser Part #
871-B64290L0651X038

TDK

Ferrite Cores & Accessories 22.1X13.7X12.5 T38 TOROID

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Datasheet

2,194In Stock

¥639.5

¥438.5

¥372.1

¥327.2

¥307.3

Reel

¥260.8

Min.: 1
Mult.: 1

: 500

Ferrite Cores & Accessories

Toroids

Ungapped

Ammo Pack