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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 R87/54.3/13.5 N30 toroid

B64290L0730X830
TDK
1: CHF 33.22
414In Stock

Mfr. Part No.
B64290L0730X830

Mouser Part No
871-B64290L730X830

TDK

Ferrite Cores & Accessories R87/54.3/13.5 N30 toroid

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Datasheet

414In Stock

CHF 33.22

CHF 26.08

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

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

B65807J0000R049
TDK
1: CHF 1.88
12’049In Stock

Mfr. Part No.
B65807J0000R049

Mouser Part No
871-B65807J0000R049

TDK

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

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Datasheet

12’049In Stock

CHF 1.88

CHF 1.46

CHF 1.32

CHF 1.22

CHF 1.15

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Blister Pack

Ferrite Cores & Accessories 3.6/2.1/2.5 DOUBLE-APERTURE CORE

B62152A0008X030
TDK
1: CHF 0.381
57’904In Stock

Mfr. Part No.
B62152A0008X030

Mouser Part No
871-B62152A0008X030

TDK

Ferrite Cores & Accessories 3.6/2.1/2.5 DOUBLE-APERTURE CORE

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Datasheet

57’904In Stock

CHF 0.381

CHF 0.266

CHF 0.23

CHF 0.205

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Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Multi-Hole Cores

Ungapped

Bulk

Ferrite Cores & Accessories YOKE EF20

B66206A2001X000
TDK
1: CHF 0.785
4’432In Stock

Mfr. Part No.
B66206A2001X000

Mouser Part No
871-B66206A2001X000

TDK

Ferrite Cores & Accessories YOKE EF20

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Datasheet

4’432In Stock

CHF 0.785

CHF 0.55

CHF 0.473

CHF 0.42

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Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories RM5 N48 125 +2% -2% Sold as set

B65805N0125G048
TDK
1: CHF 3.55
1’490In Stock

Mfr. Part No.
B65805N0125G048

Mouser Part No
871-B65805N0125G048

TDK

Ferrite Cores & Accessories RM5 N48 125 +2% -2% Sold as set

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Datasheet

1’490In Stock

CHF 3.55

CHF 2.43

CHF 2.07

CHF 1.81

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Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Gapped

Blister Pack

Ferrite Cores & Accessories PQ 40/40 N87 4300 Tol +30-20% Sold as set

B65883A0000R087
TDK
1: CHF 8.55
272In Stock
270Expected 10/29/2026

Mfr. Part No.
B65883A0000R087

Mouser Part No
871-B65883A0000R087

TDK

Ferrite Cores & Accessories PQ 40/40 N87 4300 Tol +30-20% Sold as set

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Datasheet

272In Stock

270Expected 10/29/2026

CHF 8.55

CHF 6.21

CHF 4.98

Reel

CHF 4.98

CHF 4.73

View

Min.: 1
Mult.: 1

: 45

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Ammo Pack

Ferrite Cores & Accessories YOKE EF25

B66208A2001X000
TDK
1: CHF 2.70
1’026In Stock

Mfr. Part No.
B66208A2001X000

Mouser Part No
871-B66208A2001X000

TDK

Ferrite Cores & Accessories YOKE EF25

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Datasheet

1’026In Stock

CHF 2.70

CHF 1.85

CHF 1.57

CHF 1.38

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories R87/54.3/13.5 T37 toroid

B64290L0730X037
TDK
1: CHF 38.45
64In Stock

Mfr. Part No.
B64290L0730X037

Mouser Part No
871-B64290L0730X037

TDK

Ferrite Cores & Accessories R87/54.3/13.5 T37 toroid

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Datasheet

64In Stock

CHF 38.45

CHF 31.29

CHF 28.12

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

Ferrite Cores & Accessories ELP64/10/50 N95 15500 +25% -25%

B66295G0000X195
TDK
1: CHF 16.92
120In Stock

Mfr. Part No.
B66295G0000X195

Mouser Part No
871-B66295GX195

TDK

Ferrite Cores & Accessories ELP64/10/50 N95 15500 +25% -25%

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Datasheet

120In Stock

CHF 16.92

CHF 11.56

CHF 10.30

CHF 9.78

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories 50X30X20 N27 TOROID

B64290L0082X027
TDK
1: CHF 13.91
210In Stock
120Expected 11/30/2026

Mfr. Part No.
B64290L0082X027

Mouser Part No
871-B64290L0082X027

TDK

Ferrite Cores & Accessories 50X30X20 N27 TOROID

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Datasheet

210In Stock

120Expected 11/30/2026

CHF 13.91

CHF 10.07

CHF 8.09

CHF 7.85

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B66422W1010D1
TDK
1: CHF 1.79
5’575In Stock

Mfr. Part No.
B66422W1010D1

Mouser Part No
871-B66422W1010D1

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

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Datasheet

5’575In Stock

CHF 1.79

CHF 1.24

CHF 1.05

CHF 0.931

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Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Ungapped

Tray

Ferrite Cores & Accessories ADJUSTER POCAN B3235

B65806C3001X022
TDK
1: CHF 1.23
2’980In Stock

Mfr. Part No.
B65806C3001X022

Mouser Part No
871-B65806C3001X022

TDK

Ferrite Cores & Accessories ADJUSTER POCAN B3235

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Datasheet

2’980In Stock

CHF 1.23

CHF 0.848

CHF 0.734

CHF 0.677

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Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories 260 nH 0.25 32 x 6 x 20 ELP Core Gapped N87

B66287G260X187
TDK
1: CHF 3.01
2’203In Stock

Mfr. Part No.
B66287G260X187

Mouser Part No
871-B66287G260X187

TDK

Ferrite Cores & Accessories 260 nH 0.25 32 x 6 x 20 ELP Core Gapped N87

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Datasheet

2’203In Stock

CHF 3.01

CHF 2.07

CHF 1.74

CHF 1.53

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Gapped

Bulk

Ferrite Cores & Accessories 70X14.5

B65945A0000X022
TDK
1: CHF 35.74
141In Stock
80Expected 11/30/2026

Mfr. Part No.
B65945A0000X022

Mouser Part No
871-B65945A0000X022

TDK

Ferrite Cores & Accessories 70X14.5

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Datasheet

141In Stock

80Expected 11/30/2026

CHF 35.74

CHF 29.08

CHF 26.14

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories 20X10X7 T38 TOROID

B64290L0632X038
TDK
1: CHF 1.50
11’195In Stock

Mfr. Part No.
B64290L0632X038

Mouser Part No
871-B64290L0632X038

TDK

Ferrite Cores & Accessories 20X10X7 T38 TOROID

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Datasheet

11’195In Stock

CHF 1.50

CHF 1.04

CHF 0.888

CHF 0.784

View

Reel

CHF 0.638

Min.: 1
Mult.: 1

: 1’000

Ferrite Cores & Accessories

Toroids

Ungapped

Ammo Pack

Ferrite Cores & Accessories 22.1X13.7X7.9 N87 TOROID

B64290L0719X087
TDK
1: CHF 1.59
4’080In Stock

Mfr. Part No.
B64290L0719X087

Mouser Part No
871-B64290L0719X087

TDK

Ferrite Cores & Accessories 22.1X13.7X7.9 N87 TOROID

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Datasheet

4’080In Stock

CHF 1.59

CHF 1.12

CHF 0.95

CHF 0.841

View

Reel

CHF 0.683

Min.: 1
Mult.: 1

: 750

Ferrite Cores & Accessories

Toroids

Ungapped

Ammo Pack

Ferrite Cores & Accessories 6.3 X 3.8 X 2.5 TOROID

B64290P0037X001
TDK
1: CHF 1.17
2’958In Stock

Mfr. Part No.
B64290P0037X001

Mouser Part No
871-B64290P0037X001

TDK

Ferrite Cores & Accessories 6.3 X 3.8 X 2.5 TOROID

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Datasheet

2’958In Stock

CHF 1.17

CHF 0.817

CHF 0.70

CHF 0.62

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Toroids

Ungapped

Bulk

Ferrite Cores & Accessories P 11X7 T387000 +40% -30% Sold as set

B65531W0000Y038
TDK
1: CHF 2.28
2’719In Stock

Mfr. Part No.
B65531W0000Y038

Mouser Part No
871-B65531W0000Y038

TDK

Ferrite Cores & Accessories P 11X7 T387000 +40% -30% Sold as set

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Datasheet

2’719In Stock

CHF 2.28

CHF 1.58

CHF 1.35

CHF 1.19

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories P 14X8 N48 400 +3%-3% Sold as set

B65541T0400A048
TDK
1: CHF 3.74
1’471In Stock

Mfr. Part No.
B65541T0400A048

Mouser Part No
871-B65541T0400A048

TDK

Ferrite Cores & Accessories P 14X8 N48 400 +3%-3% Sold as set

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Datasheet

1’471In Stock

CHF 3.74

CHF 2.57

CHF 2.19

CHF 1.91

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Gapped

Bulk

Ferrite Cores & Accessories Adjusting screw N22 M2 Pocan B3235

B65549E4X23
TDK
1: CHF 1.63
3’264In Stock

Mfr. Part No.
B65549E4X23

Mouser Part No
871-B65549E4X23

TDK

Ferrite Cores & Accessories Adjusting screw N22 M2 Pocan B3235

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Datasheet

3’264In Stock

CHF 1.63

CHF 1.28

CHF 1.12

CHF 0.987

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Hardware & Accessories

Ungapped

Bulk

Ferrite Cores & Accessories P 36X22 N48 630 + 3%- 3% Sold as set

B65611T0630A048
TDK
1: CHF 9.75
360In Stock

Mfr. Part No.
B65611T0630A048

Mouser Part No
871-B65611T0630A048

TDK

Ferrite Cores & Accessories P 36X22 N48 630 + 3%- 3% Sold as set

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Datasheet

360In Stock

CHF 9.75

CHF 6.50

CHF 5.97

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Gapped

Bulk

Ferrite Cores & Accessories P 22X13 N30 8300 +30%-20% Sold as set

B65661W0000R030
TDK
1: CHF 4.73
1’232In Stock

Mfr. Part No.
B65661W0000R030

Mouser Part No
871-B65661W0000R030

TDK

Ferrite Cores & Accessories P 22X13 N30 8300 +30%-20% Sold as set

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Datasheet

1’232In Stock

CHF 4.73

CHF 3.25

CHF 2.75

CHF 2.42

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories P 22X13 T3816000 +40%-30% Sold as set

B65661W0000Y038
TDK
1: CHF 5.29
1’325In Stock

Mfr. Part No.
B65661W0000Y038

Mouser Part No
871-B65661W0000Y038

TDK

Ferrite Cores & Accessories P 22X13 T3816000 +40%-30% Sold as set

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Datasheet

1’325In Stock

CHF 5.29

CHF 3.67

CHF 2.94

CHF 2.69

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories PQ35/35-N95-DG150 FERRITE CORE SET Sold as set

B65881Q0150K095
TDK
1: CHF 14.13
392In Stock
144Expected 9/11/2026

Mfr. Part No.
B65881Q0150K095

Mouser Part No
871-B65881Q0150K095

TDK

Ferrite Cores & Accessories PQ35/35-N95-DG150 FERRITE CORE SET Sold as set

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Datasheet

392In Stock

144Expected 9/11/2026

CHF 14.13

CHF 10.22

CHF 8.22

CHF 7.97

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Distributed Gap

Tray

Ferrite Cores & Accessories 7.35X3.6

B65933A0000X033
TDK
1: CHF 2.69
4’833In Stock

Mfr. Part No.
B65933A0000X033

Mouser Part No
871-B65933A0000X033

TDK

Ferrite Cores & Accessories 7.35X3.6

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Datasheet

4’833In Stock

CHF 2.69

CHF 1.86

CHF 1.60

CHF 1.41

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Ferrite Cores

Ungapped

Bulk

Ferrite Cores & Accessories

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