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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: 3,246

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Part #

Ferrite Cores & Accessories ELP22/6/16 N97 4600 +25% -25%

B66285G0000X197
TDK
1: $4.20
1,004In Stock

Mfr. Part No.
B66285G0000X197

Mouser Part No
871-B66285GX197

TDK

Ferrite Cores & Accessories ELP22/6/16 N97 4600 +25% -25%

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Datasheet

1,004In Stock

$4.20

$2.90

$2.48

$2.18

View

Min.: 1
Mult.: 1

ELP22/6/16

Ferrite Cores

Ungapped

I Core

22 x 2.5 x 16

600 nH

25 %

EILP 22 Core Set

N97

Bulk

Ferrite Cores & Accessories E16/8/5 N87 gap 0.24+-0.02 mm

B66307G0240X187
TDK
1: $1.28
4,714In Stock

Mfr. Part No.
B66307G0240X187

Mouser Part No
871-B66307G240X187

TDK

Ferrite Cores & Accessories E16/8/5 N87 gap 0.24+-0.02 mm

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Datasheet

4,714In Stock

$1.28

$0.889

$0.766

$0.68

View

Min.: 1
Mult.: 1

E16/8/5

Ferrite Cores

Gapped

E Core

16 x 8 x 5 (EF 16)

240 nH

N87

Bulk

Ferrite Cores & Accessories E47/20/16 N87OL

B66383G0000X187
TDK
1: $8.27
1,121In Stock

Mfr. Part No.
B66383G0000X187

Mouser Part No
871-B66383G0000X187

TDK

Ferrite Cores & Accessories E47/20/16 N87OL

Learn More

Datasheet

1,121In Stock

$8.27

$5.73

$4.58

$4.20

$3.96

Min.: 1
Mult.: 1

E47/20/16

Ferrite Cores

Ungapped

E Core

47 x 20 x 16

5.6 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories 95 TOROID

5995001801
Fair-Rite
1: $2.12
1,162In Stock

Mfr. Part No.
5995001801

Mouser Part No
623-5995001801

Fair-Rite

Ferrite Cores & Accessories 95 TOROID

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Datasheet

1,162In Stock

$2.12

$1.73

$1.60

$1.35

View

Min.: 1
Mult.: 1

Tray

Ferrite Cores & Accessories 95 TOROID

5995000301
Fair-Rite
1: $1.20
4,770In Stock

Mfr. Part No.
5995000301

Mouser Part No
623-5995000301

Fair-Rite

Ferrite Cores & Accessories 95 TOROID

Learn More

Datasheet

4,770In Stock

$1.20

$0.972

$0.903

$0.853

View

Min.: 1
Mult.: 1

Bulk

Ferrite Cores & Accessories 41.8/26.2/12.5N97 TOROID

B64290L0022X097
TDK
1: $11.49
694In Stock
200Expected 13/8/2026

Mfr. Part No.
B64290L0022X097

Mouser Part No
871-B64290L0022X097

TDK

Ferrite Cores & Accessories 41.8/26.2/12.5N97 TOROID

Learn More

Datasheet

694In Stock

200Expected 13/8/2026

$11.49

$7.74

$6.50

$6.22

View

Min.: 1
Mult.: 1

TX42/26/13

Toroids

Ungapped

N97

Bulk

Ferrite Cores & Accessories 58.3X40.8X17.6 T37 TOROID

B64290L0040X037
TDK
1: $27.40
247In Stock

Mfr. Part No.
B64290L0040X037

Mouser Part No
871-B64290L0040X037

TDK

Ferrite Cores & Accessories 58.3X40.8X17.6 T37 TOROID

Learn More

Datasheet

247In Stock

$27.40

$17.99

$17.31

$15.23

Min.: 1
Mult.: 1

TX58.3/40.8/17.6

Toroids

Ungapped

7.16 uH

T37

Bulk

Ferrite Cores & Accessories ADJUSTMENT SCREW P 9 X 5

B65518C3000X001
TDK
1: $1.89
2,926In Stock

Mfr. Part No.
B65518C3000X001

Mouser Part No
871-B65518C3000X001

TDK

Ferrite Cores & Accessories ADJUSTMENT SCREW P 9 X 5

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Datasheet

2,926In Stock

$1.89

$1.73

$1.52

$1.35

View

Min.: 1
Mult.: 1

P9/5

Hardware & Accessories

Ungapped

P Core

9 x 5

Blue

Bulk

Ferrite Cores & Accessories ER9.5-N97 Sold as set Sold as set

B65523J0000R097
TDK
1: $1.89
2,494In Stock

Mfr. Part No.
B65523J0000R097

Mouser Part No
871-B65523JR97

TDK

Ferrite Cores & Accessories ER9.5-N97 Sold as set Sold as set

Learn More

Datasheet

2,494In Stock

$1.89

$1.32

$1.13

$1.00

View

Min.: 1
Mult.: 1

ER9.5

Ferrite Cores

Ungapped

ER Core

9.5 x 5

840 nH

- 20 %, + 30 %

N97

Bulk

Ferrite Cores & Accessories RM6 PC200 100 +30% -20% Sold as set

B65807J0000R608
TDK
1: $5.37
1,291In Stock

Mfr. Part No.
B65807J0000R608

Mouser Part No
871-B65807J0000R608

TDK

Ferrite Cores & Accessories RM6 PC200 100 +30% -20% Sold as set

Learn More

Datasheet

1,291In Stock

$5.37

$3.67

$3.11

$2.73

$2.53

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Ungapped

RM Core

17.9 mm x 8.2 mm

100 nH

- 20 %, + 30 %

PC200

Blister Pack

Ferrite Cores & Accessories EP13-N30 '+30%-20% Sold as set

B65843A0000R030
TDK
1: $2.80
2,175In Stock

Mfr. Part No.
B65843A0000R030

Mouser Part No
871-B65843A0000R030

TDK

Ferrite Cores & Accessories EP13-N30 '+30%-20% Sold as set

Learn More

Datasheet

2,175In Stock

$2.80

$1.93

$1.65

$1.46

View

Min.: 1
Mult.: 1

EP13

Ferrite Cores

Ungapped

EP Core

EP 13

2.8 uH

- 20 %, + 30 %

N30

Bulk

Ferrite Cores & Accessories EP13-T38 Sold as set

B65843A0000Y038
TDK
1: $3.37
1,744In Stock

Mfr. Part No.
B65843A0000Y038

Mouser Part No
871-B65843A0000Y038

TDK

Ferrite Cores & Accessories EP13-T38 Sold as set

Learn More

Datasheet

1,744In Stock

$3.37

$2.33

$1.99

$1.75

View

Min.: 1
Mult.: 1

EP13

Ferrite Cores

Ungapped

EP Core

EP 13

7 uH

- 30 %, + 40 %

T38

Bulk

Ferrite Cores & Accessories RM14/I-N41 '+30%-20% Sold as set

B65887E0000R041
TDK
1: $19.80
203In Stock

Mfr. Part No.
B65887E0000R041

Mouser Part No
871-B65887E0000R041

TDK

Ferrite Cores & Accessories RM14/I-N41 '+30%-20% Sold as set

Learn More

Datasheet

Product Comments

203In Stock

$19.80

$14.33

$11.51

$11.18

Min.: 1
Mult.: 1

RM14

Ferrite Cores

Ungapped

RM Core

RM 14

6.8 uH

- 20 %, + 30 %

N41

Bulk

Ferrite Cores & Accessories E36/18/11 N87 3100 +30% -20%

B66389GX187
TDK
1: $4.49
1,143In Stock
420Expected 14/8/2026

Mfr. Part No.
B66389GX187

Mouser Part No
871-B66389GX187

TDK

Ferrite Cores & Accessories E36/18/11 N87 3100 +30% -20%

Learn More

Datasheet

1,143In Stock

420Expected 14/8/2026

$4.49

$3.07

$2.61

$2.28

View

Min.: 1
Mult.: 1

B66389G

Ferrite Cores

Ungapped

E Core

36 x 18 x 11

3.1 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories EFD15x8x5 PC200 370 +30 -20%

B66413G0000X608
TDK
1: $2.26
3,330In Stock

Mfr. Part No.
B66413G0000X608

Mouser Part No
871-B66413G0000X608

TDK

Ferrite Cores & Accessories EFD15x8x5 PC200 370 +30 -20%

Learn More

Datasheet

3,330In Stock

$2.26

$1.56

$1.34

$1.21

View

Min.: 1
Mult.: 1

EFD15/8/5

Ferrite Cores

Gapped

EFD Core

15 mm x 4.65 mm

370 nH

- 20 %, + 30 %

PC200

Bulk

Ferrite Cores & Accessories EFD25/13/9 N97OL

B66421G0000X197
TDK
1: $1.37
4,529In Stock

Mfr. Part No.
B66421G0000X197

Mouser Part No
871-B66421GX197

TDK

Ferrite Cores & Accessories EFD25/13/9 N97OL

Learn More

Datasheet

4,529In Stock

$1.37

$1.07

$0.993

$0.926

View

Min.: 1
Mult.: 1

EFD25/13/9

Ferrite Cores

Ungapped

EFD Core

25 x 13 x 9

2.1 uH

- 20 %, + 30 %

N97

Bulk

Ferrite Cores & Accessories 61 ROD 30mm 4mm

3061990881
Fair-Rite
1: $1.55
7,286In Stock

Mfr. Part No.
3061990881

Mouser Part No
623-3061990881

Fair-Rite

Ferrite Cores & Accessories 61 ROD 30mm 4mm

Learn More

7,286In Stock

$1.55

$1.07

$0.923

$0.806

View

Min.: 1
Mult.: 1

Rods

Solid Rod

Bulk

Ferrite Cores & Accessories 61 Rod 5/35-61

3061990891
Fair-Rite
1: $2.54
2,493In Stock

Mfr. Part No.
3061990891

Mouser Part No
623-3061990891

Fair-Rite

Ferrite Cores & Accessories 61 Rod 5/35-61

Datasheet

2,493In Stock

$2.54

$1.75

$1.40

$1.03

View

Min.: 1
Mult.: 1

Rods

Solid Rod

Bulk

Ferrite Cores & Accessories 6.3X3.8X2.5N30 TOROID

B64290P37X830
TDK
1: $0.748
9,477In Stock

Mfr. Part No.
B64290P37X830

Mouser Part No
871-B64290P37X830

TDK

Ferrite Cores & Accessories 6.3X3.8X2.5N30 TOROID

Learn More

Datasheet

9,477In Stock

$0.748

$0.522

$0.452

$0.403

View

Min.: 1
Mult.: 1

B64290P

Toroids

Ungapped

1.09 uH

N30

Bulk

Ferrite Cores & Accessories ER14.5/3/7 N87 100 +3% -3% Sold as set

B65513J0100A087
TDK
1: $3.05
2,626In Stock

Mfr. Part No.
B65513J0100A087

Mouser Part No
871-B65513J100A87

TDK

Ferrite Cores & Accessories ER14.5/3/7 N87 100 +3% -3% Sold as set

Learn More

Datasheet

2,626In Stock

$3.05

$2.11

$1.80

$1.59

View

Min.: 1
Mult.: 1

ER14.5

Ferrite Cores

Gapped

ER Core

14.5 x 6

100 nH

3 %

N87

Bulk

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

B65525J0000R049
TDK
1: $3.17
7,022In Stock

Mfr. Part No.
B65525J0000R049

Mouser Part No
871-B65525J0000R049

TDK

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

Learn More

Datasheet

7,022In Stock

$3.17

$2.19

$1.88

$1.66

View

Min.: 1
Mult.: 1

ER11/5

Ferrite Cores

Ungapped

ER Core

11 x 5

800 nH

- 20 %, + 30 %

N49

Bulk

Ferrite Cores & Accessories P 18X11 N305 900 +30%-20% Sold as set

B65651W0000R030
TDK
1: $6.23
806In Stock

Mfr. Part No.
B65651W0000R030

Mouser Part No
871-B65651W0000R030

TDK

Ferrite Cores & Accessories P 18X11 N305 900 +30%-20% Sold as set

Learn More

Datasheet

806In Stock

$6.23

$4.37

$3.70

$3.24

View

Min.: 1
Mult.: 1

P18/11

Ferrite Cores

Ungapped

P Core

P 18 x 11

5.9 uH

- 20 %, + 30 %

N30

Bulk

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

B65651W0000Y038
TDK
1: $6.90
1,236In Stock

Mfr. Part No.
B65651W0000Y038

Mouser Part No
871-B65651W0000Y038

TDK

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

Learn More

Datasheet

1,236In Stock

$6.90

$4.71

$3.97

$3.47

View

Min.: 1
Mult.: 1

P18/11

Ferrite Cores

Ungapped

P Core

P 18 x 11

12.6 uH

- 30 %, + 40 %

T38

Bulk

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

B65807J0250A087
TDK
1: $4.24
1,031In Stock

Mfr. Part No.
B65807J0250A087

Mouser Part No
871-B65807J0250A087

TDK

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

Learn More

Datasheet

1,031In Stock

$4.24

$2.92

$2.49

$2.19

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Gapped

RM Core

RM 6

250 nH

3 %

N87

Blister Pack

Ferrite Cores & Accessories RM8 N41 630 +5%-5% Sold as set

B65811J0630J041
TDK
1: $5.20
1,515In Stock

Mfr. Part No.
B65811J0630J041

Mouser Part No
871-B65811J0630J041

TDK

Ferrite Cores & Accessories RM8 N41 630 +5%-5% Sold as set

Learn More

Datasheet

1,515In Stock

$5.20

$3.56

$3.03

$2.65

View

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Gapped

RM Core

RM 8

630 nH

5 %

N41

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