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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 98 Pot Core P26/16 Ind 5000 nH 25% TOL

5698261721
Fair-Rite
1: £1.69
135In Stock

Mfr. Part No.
5698261721

Mouser Part No
623-5698261721

Fair-Rite

Ferrite Cores & Accessories 98 Pot Core P26/16 Ind 5000 nH 25% TOL

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Product Comments

135In Stock

£1.69

£1.16

£0.995

£0.925

View

Min.: 1
Mult.: 1

Ferrite Cores

P Core

26 x 16

5 uH

25 %

Bulk

Ferrite Cores & Accessories 95 PQ Core PQ32/30 Ind 6000 nH 25% TOL

6695323121
Fair-Rite
1: £3.57
124In Stock

Mfr. Part No.
6695323121

Mouser Part No
623-6695323121

Fair-Rite

Ferrite Cores & Accessories 95 PQ Core PQ32/30 Ind 6000 nH 25% TOL

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Product Comments

124In Stock

£3.57

£2.44

£2.11

£1.85

View

Min.: 1
Mult.: 1

Ferrite Cores

PQ Core

32 x 30

6.5 uH

25 %

Bulk

Ferrite Cores & Accessories 78 PlanarEI Core Set Ind 1440 nH 25% TOL

7878400121
Fair-Rite
1: £0.45
274In Stock

Mfr. Part No.
7878400121

Mouser Part No
623-7878400121

Fair-Rite

Ferrite Cores & Accessories 78 PlanarEI Core Set Ind 1440 nH 25% TOL

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Product Comments

274In Stock

£0.45

£0.318

£0.274

£0.244

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EI Core

14 x 3.5 x 5

1.44 uH

25 %

Bulk

Ferrite Cores & Accessories 95 PlanarEI Core Set Ind 6200 nH 25% TOL

7895400321
Fair-Rite
1: £1.42
380In Stock
630Expected 05/10/2026

Mfr. Part No.
7895400321

Mouser Part No
623-7895400321

Fair-Rite

Ferrite Cores & Accessories 95 PlanarEI Core Set Ind 6200 nH 25% TOL

Learn More

Product Comments

380In Stock

630Expected 05/10/2026

£1.42

£0.995

£0.849

£0.759

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EI Core

21.8 x 15.8 x 5.7

6.2 uH

25 %

Bulk

Ferrite Cores & Accessories 98 PlanarEI Core Set Ind 1440 nH 25% TOL

7898400121
Fair-Rite
1: £0.705
2,150In Stock

Mfr. Part No.
7898400121

Mouser Part No
623-7898400121

Fair-Rite

Ferrite Cores & Accessories 98 PlanarEI Core Set Ind 1440 nH 25% TOL

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Product Comments

2,150In Stock

£0.705

£0.489

£0.421

£0.374

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EI Core

14 x 5 x 3.5

1.44 uH

25 %

Bulk

Ferrite Cores & Accessories 95 EFD Core EFD20 Ind 1400 nH 25% TOL

8995202021
Fair-Rite
1: £1.08
913In Stock

Mfr. Part No.
8995202021

Mouser Part No
623-8995202021

Fair-Rite

Ferrite Cores & Accessories 95 EFD Core EFD20 Ind 1400 nH 25% TOL

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Product Comments

913In Stock

£1.08

£0.796

£0.678

£0.601

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

EFD Core

20 x 10 x 6.65

1.4 uH

25 %

Bulk

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

8995252521
Fair-Rite
1: £1.42
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

£1.42

£0.986

£0.849

£0.744

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: £1.13
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

£1.13

£0.78

£0.668

£0.601

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 78 E Core E19/5

9478103002
Fair-Rite
1: £0.473
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

£0.473

£0.333

£0.287

£0.256

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: £0.45
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

£0.45

£0.321

£0.278

£0.247

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: £0.736
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

Learn More

Product Comments

816In Stock

£0.736

£0.512

£0.44

£0.409

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: £0.555
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

Learn More

Product Comments

393In Stock

£0.555

£0.389

£0.335

£0.299

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: £0.856
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

Learn More

Product Comments

1,459In Stock

£0.856

£0.592

£0.508

£0.451

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: £0.21
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

£0.21

£0.148

£0.127

£0.115

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: £0.496
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

£0.496

£0.347

£0.299

£0.267

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: £0.39
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

£0.39

£0.272

£0.236

£0.217

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: £0.653
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

£0.653

£0.458

£0.395

£0.351

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: £3.02
214In Stock
495Expected 02/11/2026

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

214In Stock

495Expected 02/11/2026

£3.02

£2.07

£1.75

£1.55

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: £1.56
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

£1.56

£1.09

£0.969

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: £1.07
539In Stock

Mfr. Part No.
9677001015

Mouser Part No
623-9677001015

Fair-Rite

Ferrite Cores & Accessories 77 BOBBIN GROUND 39 nH

Learn More

539In Stock

£1.07

£0.978

£0.899

£0.796

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: £1.48
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

£1.48

£1.34

£1.24

£1.14

View

Min.: 1
Mult.: 1

Hardware & Accessories

Coil Former (Bobbins)

65 nH

10 %

Bulk

Ferrite Cores & Accessories 77 3PC Bobbin

9677242008
Fair-Rite
1: £1.51
578In Stock

Mfr. Part No.
9677242008

Mouser Part No
623-9677242008

Fair-Rite

Ferrite Cores & Accessories 77 3PC Bobbin

578In Stock

£1.51

£1.37

£1.27

£1.17

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: £1.32
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

£1.32

£1.19

£1.07

£0.986

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: £0.233
2,141In Stock
1,200Expected 11/09/2026

Mfr. Part No.
74271

Mouser Part No
710-74271

Wurth Elektronik

Ferrite Cores & Accessories Safety Key, Black 0

Datasheet

2,141In Stock

1,200Expected 11/09/2026

£0.233

£0.215

£0.188

£0.162

Min.: 1
Mult.: 1

STAR-TEC

Hardware & Accessories

Bulk

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

7427414
Wurth Elektronik
1: £1.72
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

£1.72

£1.25

£1.16

£1.02

£0.96

Min.: 1
Mult.: 1

WE-CPU

Tray

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