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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 95 EFD Core EFD25 Ind 2650 nH 25% TOL

8995252521
Fair-Rite
1: $2.58
506In Stock

Mfr. Part No.
8995252521

Mouser Part No
623-8995252521

Fair-Rite

Ferrite Cores & Accessories 95 EFD Core EFD25 Ind 2650 nH 25% TOL

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Product Comments

506In Stock

$2.58

$1.78

$1.54

$1.35

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EFD Core

25 x 12.5 x 9.1

2.65 uH

25 %

Bulk

Ferrite Cores & Accessories 98 EFD Core EFD25 Ind 2250 nH 25% TOL

8998252521
Fair-Rite
1: $2.04
5In Stock

Mfr. Part No.
8998252521

Mouser Part No
623-8998252521

Fair-Rite

Ferrite Cores & Accessories 98 EFD Core EFD25 Ind 2250 nH 25% TOL

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Product Comments

5In Stock

$2.04

$1.41

$1.21

$1.09

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EFD Core

25 x 12.5 x 9.1

2.25 uH

25 %

Bulk

Ferrite Cores & Accessories 77 CORES

9077024002
Fair-Rite
1: $2.42
912In Stock
1,083On Order

Mfr. Part No.
9077024002

Mouser Part No
623-9077024002

Fair-Rite

Ferrite Cores & Accessories 77 CORES

Learn More

912In Stock

1,083On Order

$2.42

$1.69

$1.44

$1.29

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

U Core

695 nH

Bulk

Ferrite Cores & Accessories 78 E Core E19/5

9478103002
Fair-Rite
1: $0.857
2,448In Stock

Mfr. Part No.
9478103002

Mouser Part No
623-9478103002

Fair-Rite

Ferrite Cores & Accessories 78 E Core E19/5

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Product Comments

2,448In Stock

$0.857

$0.602

$0.52

$0.464

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

E Core

19 x 8 x 4.8

1.15 uH

25 %

Bulk

Ferrite Cores & Accessories 78 Planar EE Core EE14/7 PLANAR

9478201002
Fair-Rite
1: $0.816
1,873In Stock

Mfr. Part No.
9478201002

Mouser Part No
623-9478201002

Fair-Rite

Ferrite Cores & Accessories 78 Planar EE Core EE14/7 PLANAR

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Product Comments

1,873In Stock

$0.816

$0.582

$0.503

$0.447

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

E Core

14 x 5 x 3.5

1.05 uH

25 %

Bulk

Ferrite Cores & Accessories 78 Planar EE Core Ind 4500 nH 25% TOL

9478203002
Fair-Rite
1: $1.33
816In Stock

Mfr. Part No.
9478203002

Mouser Part No
623-9478203002

Fair-Rite

Ferrite Cores & Accessories 78 Planar EE Core Ind 4500 nH 25% TOL

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Product Comments

816In Stock

$1.33

$0.926

$0.797

$0.74

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

E Core

21.8 x 15.8 x 5.7

4.5 uH

25 %

Bulk

Ferrite Cores & Accessories 95 E Core E19/5 Ind 1400 nH 25% TOL

9495103002
Fair-Rite
1: $1.01
393In Stock

Mfr. Part No.
9495103002

Mouser Part No
623-9495103002

Fair-Rite

Ferrite Cores & Accessories 95 E Core E19/5 Ind 1400 nH 25% TOL

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Product Comments

393In Stock

$1.01

$0.706

$0.608

$0.541

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

E Core

19 x 8 x 4.8

1.4 uH

25 %

Bulk

Ferrite Cores & Accessories 95 Planar EE Core Ind 3300 nH 25% TOL

9495202002
Fair-Rite
1: $1.55
1,459In Stock

Mfr. Part No.
9495202002

Mouser Part No
623-9495202002

Fair-Rite

Ferrite Cores & Accessories 95 Planar EE Core Ind 3300 nH 25% TOL

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Product Comments

1,459In Stock

$1.55

$1.07

$0.921

$0.817

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

E Core

18 x 4 x 10

3.3 uH

25 %

Bulk

Ferrite Cores & Accessories 98 E Core EF12.6 Ind 800 nH 25% TOL

9498102002
Fair-Rite
1: $0.381
4,934In Stock

Mfr. Part No.
9498102002

Mouser Part No
623-9498102002

Fair-Rite

Ferrite Cores & Accessories 98 E Core EF12.6 Ind 800 nH 25% TOL

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Product Comments

4,934In Stock

$0.381

$0.268

$0.23

$0.208

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

E Core

12.7 x 6.35 x 3.6

800 nH

25 %

Bulk

Ferrite Cores & Accessories 98 E Core E19/5

9498103002
Fair-Rite
1: $0.898
907In Stock

Mfr. Part No.
9498103002

Mouser Part No
623-9498103002

Fair-Rite

Ferrite Cores & Accessories 98 E Core E19/5

Learn More

Product Comments

907In Stock

$0.898

$0.628

$0.543

$0.484

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

E Core

19 x 8 x 4.8

1.2 uH

25 %

Bulk

Ferrite Cores & Accessories 98 Planar EE Core Ind 1100 nH 25% TOL

9498201002
Fair-Rite
1: $0.707
2,135In Stock

Mfr. Part No.
9498201002

Mouser Part No
623-9498201002

Fair-Rite

Ferrite Cores & Accessories 98 Planar EE Core Ind 1100 nH 25% TOL

Learn More

Product Comments

2,135In Stock

$0.707

$0.494

$0.427

$0.394

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

E Core

14 x 3.5 x 5

1.1 uH

25 %

Bulk

Ferrite Cores & Accessories 98 Planar EE Core Ind 2700 nH 25% TOL

9498202002
Fair-Rite
1: $1.18
1,168In Stock

Mfr. Part No.
9498202002

Mouser Part No
623-9498202002

Fair-Rite

Ferrite Cores & Accessories 98 Planar EE Core Ind 2700 nH 25% TOL

Learn More

Product Comments

1,168In Stock

$1.18

$0.83

$0.715

$0.635

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

E Core

18 x 4 x 10

2.7 uH

25 %

Bulk

Ferrite Cores & Accessories 95 EER Core EER35/42 Ind 3200 nH 25% TOL

9595354202
Fair-Rite
1: $5.47
165In Stock
330Expected 2/11/2026

Mfr. Part No.
9595354202

Mouser Part No
623-9595354202

Fair-Rite

Ferrite Cores & Accessories 95 EER Core EER35/42 Ind 3200 nH 25% TOL

Learn More

Product Comments

165In Stock

330Expected 2/11/2026

$5.47

$3.75

$3.18

$2.80

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EER Core

35 x 21 x 11.3

3.2 uH

25 %

Bulk

Ferrite Cores & Accessories 98 EER Core EER28/28 Ind 2800 nH 25% TOL

9598282802
Fair-Rite
1: $2.83
135In Stock

Mfr. Part No.
9598282802

Mouser Part No
623-9598282802

Fair-Rite

Ferrite Cores & Accessories 98 EER Core EER28/28 Ind 2800 nH 25% TOL

Learn More

Product Comments

135In Stock

$2.83

$1.97

$1.75

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EER Core

28.5 x 14 x 11.4

2.8 uH

25 %

Bulk

Ferrite Cores & Accessories 77 BOBBIN GROUND 39 nH

9677001015
Fair-Rite
1: $1.94
537In Stock

Mfr. Part No.
9677001015

Mouser Part No
623-9677001015

Fair-Rite

Ferrite Cores & Accessories 77 BOBBIN GROUND 39 nH

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537In Stock

$1.94

$1.77

$1.63

$1.44

View

Min.: 1
Mult.: 1

Hardware & Accessories

Coil Former (Bobbins)

39 nH

10 %

Bulk

Ferrite Cores & Accessories 77 3PC Bobbin Imp 65 nH 10% TOL

9677182209
Fair-Rite
1: $2.68
4In Stock

Mfr. Part No.
9677182209

Mouser Part No
623-9677182209

Fair-Rite

Ferrite Cores & Accessories 77 3PC Bobbin Imp 65 nH 10% TOL

Learn More

4In Stock

$2.68

$2.42

$2.24

$2.07

View

Min.: 1
Mult.: 1

Hardware & Accessories

Coil Former (Bobbins)

65 nH

10 %

Bulk

Ferrite Cores & Accessories 77 3PC Bobbin

9677242008
Fair-Rite
1: $2.73
578In Stock

Mfr. Part No.
9677242008

Mouser Part No
623-9677242008

Fair-Rite

Ferrite Cores & Accessories 77 3PC Bobbin

578In Stock

$2.73

$2.48

$2.30

$2.12

View

Min.: 1
Mult.: 1

Hardware & Accessories

Coil Former (Bobbins)

88 nH

10 %

Bulk

Ferrite Cores & Accessories 77 3PC Bobbin Ind 88 nH 10% TOL

9677242009
Fair-Rite
1: $2.39
135In Stock

Mfr. Part No.
9677242009

Mouser Part No
623-9677242009

Fair-Rite

Ferrite Cores & Accessories 77 3PC Bobbin Ind 88 nH 10% TOL

135In Stock

$2.39

$2.15

$1.93

$1.78

View

Min.: 1
Mult.: 1

Hardware & Accessories

Coil Former (Bobbins)

88 nH

10 %

Bulk

Ferrite Cores & Accessories Safety Key, Black 0

74271
Wurth Elektronik
1: $0.435
2,012In Stock
1,200Expected 11/9/2026

Mfr. Part No.
74271

Mouser Part No
710-74271

Wurth Elektronik

Ferrite Cores & Accessories Safety Key, Black 0

Datasheet

2,012In Stock

1,200Expected 11/9/2026

$0.435

$0.389

$0.34

$0.292

Min.: 1
Mult.: 1

STAR-TEC

Hardware & Accessories

Bulk

Ferrite Cores & Accessories WE-CPU 20 x30 x1.5mm 88 Ohms

7427414
Wurth Elektronik
1: $3.11
227In Stock

Mfr. Part No.
7427414

Mouser Part No
710-7427414

Wurth Elektronik

Ferrite Cores & Accessories WE-CPU 20 x30 x1.5mm 88 Ohms

Learn More

Datasheet

227In Stock

$3.11

$2.26

$2.11

$1.85

$1.74

Min.: 1
Mult.: 1

WE-CPU

Tray

Ferrite Cores & Accessories WE-CPU 23x23 x 0.8mm 79 Ohms

7427415
Wurth Elektronik
1: $2.83
Lead-Time 18 Weeks

Mfr. Part No.
7427415

Mouser Part No
710-7427415

Wurth Elektronik

Ferrite Cores & Accessories WE-CPU 23x23 x 0.8mm 79 Ohms

Learn More

Datasheet

Lead-Time 18 Weeks

$2.83

$2.30

$2.11

$1.65

$1.59

Min.: 1
Mult.: 1

WE-CPU

Tray

Ferrite Cores & Accessories WE-FCAC Ferrite Core Assembly Components Grey For 7427257

7427700
Wurth Elektronik
1: $1.05
1,173In Stock

Mfr. Part No.
7427700

Mouser Part No
710-7427700

Wurth Elektronik

Ferrite Cores & Accessories WE-FCAC Ferrite Core Assembly Components Grey For 7427257

Learn More

Datasheet

1,173In Stock

$1.05

$0.972

$0.913

$0.823

Min.: 1
Mult.: 1

WE-FCAC

Accessories

Fixing Element

Bulk

Ferrite Cores & Accessories WE-FCAC Plastic clamp on housing for ferrite cores

74277001
Wurth Elektronik
1: $1.03
16In Stock

Mfr. Part No.
74277001

Mouser Part No
710-74277001

Wurth Elektronik

Ferrite Cores & Accessories WE-FCAC Plastic clamp on housing for ferrite cores

Learn More

Datasheet

16In Stock

$1.03

$0.955

$0.896

Min.: 1
Mult.: 1

WE-FCAC

Flat Ribbon Cable Cores Snap

Clamp

ABS

Bulk

Ferrite Cores & Accessories WE-FCAC Ferrite Core Assembly Components Black For 7427224

74277002
Wurth Elektronik
1: $1.05
30In Stock

Mfr. Part No.
74277002

Mouser Part No
710-74277002

Wurth Elektronik

Ferrite Cores & Accessories WE-FCAC Ferrite Core Assembly Components Black For 7427224

Learn More

Datasheet

30In Stock

$1.05

$0.972

$0.913

$0.823

Min.: 1
Mult.: 1

WE-FCAC

Accessories

Fixing Element

Bulk

Ferrite Cores & Accessories WE-FCAC Ferrite Core Assembly Components Black For 7427214 / 7427218;

74277003
Wurth Elektronik
1: $1.05
80In Stock

Mfr. Part No.
74277003

Mouser Part No
710-74277003

Wurth Elektronik

Ferrite Cores & Accessories WE-FCAC Ferrite Core Assembly Components Black For 7427214 / 7427218;

Learn More

Datasheet

80In Stock

$1.05

$0.972

$0.913

$0.823

Min.: 1
Mult.: 1

WE-FCAC

Accessories

Fixing Element

Bulk

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