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Ferrite Cores & Accessories

Ferrite Cores are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many ferrite core manufacturers including Fair-Rite, Proterial, TDK, & more.
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Please view our selection of ferrite cores below.

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Results: 3,245

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Part #

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

B66325G1000X127
TDK
1: $4.90
817In Stock

Mfr. Part No.
B66325G1000X127

Mouser Part No
871-B66325G1000X127

TDK

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

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Datasheet

817In Stock

$4.90

$3.35

$2.85

$2.50

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 E42/21/20 N97OL

B66329G0000X197
TDK
1: $6.04
507In Stock

Mfr. Part No.
B66329G0000X197

Mouser Part No
871-B66329G0000X197

TDK

Ferrite Cores & Accessories E42/21/20 N97OL

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Datasheet

507In Stock

$6.04

$4.11

$3.47

$3.33

Min.: 1
Mult.: 1

E42/21/20

Ferrite Cores

Ungapped

E Core

42 x 21 x 20

5.4 uH

- 20 %, + 30 %

N97

Bulk

Ferrite Cores & Accessories COIL FORMER RNITE FR 530

B66359W1013T1
TDK
1: $1.79
4,641In Stock

Mfr. Part No.
B66359W1013T1

Mouser Part No
871-B66359W1013T1

TDK

Ferrite Cores & Accessories COIL FORMER RNITE FR 530

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Datasheet

4,641In Stock

$1.79

$1.58

$1.35

$1.19

View

Min.: 1
Mult.: 1

B66359W

Hardware & Accessories

Ungapped

ETD Core

29 x 16 x 10

13 Pin

Tray

Ferrite Cores & Accessories EQ25 N97

B66481G0000X197
TDK
1: $3.24
1,218In Stock

Mfr. Part No.
B66481G0000X197

Mouser Part No
871-B66481G0000X197

TDK

Ferrite Cores & Accessories EQ25 N97

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Datasheet

1,218In Stock

$3.24

$2.23

$1.90

$1.66

$1.60

Min.: 1
Mult.: 1

EQ25/6/18

Ferrite Cores

Ungapped

EQ Core

25 x 8 x 18

4.8 uH

25 %

EIQ 25 Core Set

N97

Bulk

Ferrite Cores & Accessories 95 PlanarEI Core Set Ind 22200 nH 25% TO

7895400721
Fair-Rite
1: $18.76
202In Stock

Mfr. Part No.
7895400721

Mouser Part No
623-7895400721

Fair-Rite

Ferrite Cores & Accessories 95 PlanarEI Core Set Ind 22200 nH 25% TO

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Product Comments

202In Stock

$18.76

$12.46

$9.57

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EI Core

64 x 51 x 10.35

22.2 uH

25 %

Bulk

Ferrite Cores & Accessories 6520 Nom. Mn-Zn PC95 Ferrite Core

PC95PQ26/25Z-12
TDK
1: $7.66
722In Stock

Mfr. Part No.
PC95PQ26/25Z-12

Mouser Part No
810-PC95PQ26/25Z-12

TDK

Ferrite Cores & Accessories 6520 Nom. Mn-Zn PC95 Ferrite Core

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Datasheet

722In Stock

$7.66

$5.18

$4.31

$3.95

View

Min.: 1
Mult.: 1

Ferrite Bead Cores

Ferrite Core for Switching Power Supplies

Tray

Ferrite Cores & Accessories R25.3/14.8/15 T38 toroid

B64290L0615X038
TDK
1: $3.43
796In Stock

Mfr. Part No.
B64290L0615X038

Mouser Part No
871-B64290L615X38

TDK

Ferrite Cores & Accessories R25.3/14.8/15 T38 toroid

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Datasheet

796In Stock

$3.43

$2.36

$2.00

$1.76

$1.71

Reel

$1.71

Min.: 1
Mult.: 1

: 300

TX25.3/14.8/15

Ungapped

T38

Ammo Pack

Ferrite Cores & Accessories RM5 K1 40 +3%-3% Sold as set

B65805N0040A001
TDK
1: $5.93
3,089In Stock

Mfr. Part No.
B65805N0040A001

Mouser Part No
871-B65805N0040A001

TDK

Ferrite Cores & Accessories RM5 K1 40 +3%-3% Sold as set

Learn More

Datasheet

3,089In Stock

$5.93

$4.04

$3.40

$3.26

Min.: 1
Mult.: 1

RM5

Ferrite Cores

Gapped

RM Core

RM 5

40 nH

3 %

Blister Pack

Ferrite Cores & Accessories RM6 N87 Sold as set

B65807J0160A087
TDK
1: $3.33
934In Stock

Mfr. Part No.
B65807J0160A087

Mouser Part No
871-B65807J0160A087

TDK

Ferrite Cores & Accessories RM6 N87 Sold as set

Learn More

Datasheet

934In Stock

$3.33

$2.28

$1.94

$1.70

$1.56

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Gapped

RM Core

RM 6

160 nH

3 %

N87

Blister Pack

Ferrite Cores & Accessories RM6 K1 40 +3%-3% Sold as set

B65807N0040A001
TDK
1: $9.52
2,758In Stock

Mfr. Part No.
B65807N0040A001

Mouser Part No
871-B65807N0040A001

TDK

Ferrite Cores & Accessories RM6 K1 40 +3%-3% Sold as set

Learn More

Datasheet

2,758In Stock

$9.52

$6.76

$5.35

$5.04

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Gapped

RM Core

RM 6

40 nH

3 %

Blister Pack

Ferrite Cores & Accessories WAS-RM6-2 MAKROFOL KL3

B65808C2005X000
TDK
1: $0.33
10,231In Stock

Mfr. Part No.
B65808C2005X000

Mouser Part No
871-B65808C2005X

TDK

Ferrite Cores & Accessories WAS-RM6-2 MAKROFOL KL3

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Datasheet

10,231In Stock

$0.33

$0.305

$0.294

$0.285

View

Min.: 1
Mult.: 1

RM6

Hardware & Accessories

Ungapped

RM Core

RM 6

Bulk

Ferrite Cores & Accessories EP7-N87 Sold as set

B65839A0000R087
TDK
1: $1.28
4,292In Stock

Mfr. Part No.
B65839A0000R087

Mouser Part No
871-B65839A0000R087

TDK

Ferrite Cores & Accessories EP7-N87 Sold as set

Learn More

Datasheet

4,292In Stock

$1.28

$0.89

$0.763

$0.676

View

Min.: 1
Mult.: 1

EP7

Ferrite Cores

Ungapped

EP Core

EP 7

1.1 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories EP20-N87 '+30%-20% Sold as set

B65847A0000R087
TDK
1: $5.88
1,178In Stock

Mfr. Part No.
B65847A0000R087

Mouser Part No
871-B65847A0000R087

TDK

Ferrite Cores & Accessories EP20-N87 '+30%-20% Sold as set

Learn More

Datasheet

1,178In Stock

$5.88

$4.00

$3.36

$3.22

Min.: 1
Mult.: 1

EP20

Ferrite Cores

Ungapped

EP Core

EP 20

4 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories PQ26/25 N97 Sold as set

B65877A0000R097
TDK
1: $7.05
962In Stock

Mfr. Part No.
B65877A0000R097

Mouser Part No
871-B65877A0000R097

TDK

Ferrite Cores & Accessories PQ26/25 N97 Sold as set

Learn More

Datasheet

962In Stock

$7.05

$4.77

$4.01

$3.99

Min.: 1
Mult.: 1

PQ26/25

Ferrite Cores

Ungapped

PQ Core

26 x 25

4.65 uH

- 20 %, + 30 %

N97

Bulk

Ferrite Cores & Accessories E16/8/5 N27LP=0.06MM

B66307G0060X127
TDK
1: $0.82
7,322In Stock

Mfr. Part No.
B66307G0060X127

Mouser Part No
871-B66307G0060X127

TDK

Ferrite Cores & Accessories E16/8/5 N27LP=0.06MM

Learn More

Datasheet

7,322In Stock

$0.82

$0.572

$0.493

$0.438

$0.39

Min.: 1
Mult.: 1

E16/8/5

Ferrite Cores

Gapped

E Core

16 x 8 x 5 (EF 16)

303 nH

0.25 %

N27

Bulk

Ferrite Cores & Accessories E42/21/15 N87OL

B66325GX187
TDK
1: $4.99
2,105In Stock

Mfr. Part No.
B66325GX187

Mouser Part No
871-B66325GX187

TDK

Ferrite Cores & Accessories E42/21/15 N87OL

Learn More

Datasheet

2,105In Stock

$4.99

$3.42

$2.91

$2.55

View

Min.: 1
Mult.: 1

B66325G

Ferrite Cores

Ungapped

E Core

42 x 21 x 15

3.95 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories EFD30/15/9 N87AL 315NH+/-10%

B66423U0315K187
TDK
1: $1.41
4,912In Stock

Mfr. Part No.
B66423U0315K187

Mouser Part No
871-B66423U0315K187

TDK

Ferrite Cores & Accessories EFD30/15/9 N87AL 315NH+/-10%

Learn More

Datasheet

4,912In Stock

$1.41

$0.97

$0.837

$0.771

View

Min.: 1
Mult.: 1

EFD30/15/9

Ferrite Cores

Gapped

EFD Core

30 x 15 x 9

315 nH

10 %

N87

Bulk

Ferrite Cores & Accessories ER18/3/10 N49 1800 +25% -25%

B66480G0000X149
TDK
1: $2.61
1,722In Stock

Mfr. Part No.
B66480G0000X149

Mouser Part No
871-B66480GX149

TDK

Ferrite Cores & Accessories ER18/3/10 N49 1800 +25% -25%

Learn More

Datasheet

1,722In Stock

$2.61

$1.80

$1.54

$1.36

View

Min.: 1
Mult.: 1

I13/9/1

Ferrite Cores

Ungapped

ER Core

18 x 3 x 10

1.8 uH

25 %

N49

Bulk

Ferrite Cores & Accessories 41x82x25 Amorphous Cut Core

AMCC0025
Proterial
1: $33.66
73In Stock

Mfr. Part No.
AMCC0025

Mouser Part No
205-AMCC0025

Proterial

Ferrite Cores & Accessories 41x82x25 Amorphous Cut Core

Learn More

Datasheet

73In Stock

$33.66

$26.18

$23.11

Min.: 1
Mult.: 1

AMCC

Ferrite Cores

Amorphous Core

Metglas Alloy

Ferrite Cores & Accessories 58.3X40.8X17.6 N30 TOROID

B64290A0040X830
TDK
1: $15.11
145In Stock

Mfr. Part No.
B64290A0040X830

Mouser Part No
871-B64290A0040X830

TDK

Ferrite Cores & Accessories 58.3X40.8X17.6 N30 TOROID

Learn More

Datasheet

145In Stock

$15.11

$10.01

$9.79

Min.: 1
Mult.: 1

T58/41/18

Toroids

Ungapped

N30

Bulk

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

B64290A0048X001
TDK
1: $12.89
216In Stock

Mfr. Part No.
B64290A0048X001

Mouser Part No
871-B64290A48X1

TDK

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

Learn More

216In Stock

$12.89

$8.97

$8.14

$7.94

Min.: 1
Mult.: 1

T34/20.5/12.5

Ungapped

Bulk

Ferrite Cores & Accessories P3.3/2.6-K1 +40%-30% Sold as set

B65491C0000Y001
TDK
1: $5.71
1,390In Stock

Mfr. Part No.
B65491C0000Y001

Mouser Part No
871-B65491C0000Y001

TDK

Ferrite Cores & Accessories P3.3/2.6-K1 +40%-30% Sold as set

Learn More

Datasheet

1,390In Stock

$5.71

$3.88

$3.24

$3.12

Min.: 1
Mult.: 1

P3.3/2.6

Ferrite Cores

Ungapped

P Core

3.3 x 2.6

25 nH

- 30 %, + 40 %

Bulk

Ferrite Cores & Accessories RM6 N87 3000 '+30%-20% Sold as set

B65807P0000R087
TDK
1: $3.38
2,491In Stock

Mfr. Part No.
B65807P0000R087

Mouser Part No
871-B65807P0000R087

TDK

Ferrite Cores & Accessories RM6 N87 3000 '+30%-20% Sold as set

Learn More

Datasheet

2,491In Stock

$3.38

$2.33

$1.97

$1.73

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Ungapped

RM LP Core

RM 6

3 uH

- 20 %, + 30 %

N87

Blister Pack

Ferrite Cores & Accessories RM8 N48 400 +3%-3% 2 piece set Sold as set

B65811F0400A048
TDK
1: $6.92
493In Stock

Mfr. Part No.
B65811F0400A048

Mouser Part No
871-B65811F0400A048

TDK

Ferrite Cores & Accessories RM8 N48 400 +3%-3% 2 piece set Sold as set

Learn More

Datasheet

493In Stock

$6.92

$4.80

$3.84

$3.71

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Gapped

RM Core

RM 8

400 nH

3 %

N48

Blister Pack

Ferrite Cores & Accessories RM8 N87 4100 '+30%-20% Sold as set

B65811P0000R087
TDK
1: $4.40
1,663In Stock

Mfr. Part No.
B65811P0000R087

Mouser Part No
871-B65811P0000R087

TDK

Ferrite Cores & Accessories RM8 N87 4100 '+30%-20% Sold as set

Learn More

Datasheet

1,663In Stock

$4.40

$3.01

$2.56

$2.24

$2.07

Min.: 1
Mult.: 1

RM8/LP

Ferrite Cores

Ungapped

RM LP Core

RM 8

4.1 uH

- 20 %, + 30 %

N87

Blister Pack

Ferrite Cores & Accessories

Customer Service Office

Company

Resources

Support

26
30
38
40
56
59
61
62
65
66
78
89
90
92
93
94
95
96
98
35N

Accessories
Amorphous Core
Cable Single
Clamp
Coil Former
Coil Former (Bobbins)
Cut Core
Distributed Gap
Double Aperture Core
End Clip
EQ Core
Ferrite Block
Ferrite Blocks
Ferrite Core for Switching Power Supplies
Ferrite Core for Telecommunication
Gapped
I Core
Insulating Washer
Mounting Assembly
Multi-Hole Connector Plate

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

5.95 mm x 1.65 mm
9.5 mm x 5 mm
9.7 mm x 3.3 mm
11 mm x 6 mm
11.4 mm x 4.6 mm
12.95 mm x 4.9 mm
12.95 mm x 6.6 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
22.5 mm x 6.6 mm
23.2 mm x 11 mm
23.2 mm x 12.5 mm
25 mm x 18 mm

2.4 nH
4.75 nH
5.2 nH
16 nH
17 nH
17.5 nH
18 nH
20 nH
21 nH
25 nH
26 nH
32 nH
35 nH
38 nH
39 nH
40 nH
45 nH
49 nH
50 nH
55 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 %

31
43
44
52
61
67
68
75
77
78
95
96
98
9415
ABS
E130I
E Core
Ferrite
Finemet
GFR Liquid Crystal Polymer