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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 ELP43/10/28 N87 gap 1.0+-0.05 mm

B66291G1000X187
TDK
1: $7.06
423In Stock
New Product

Mfr. Part #
B66291G1000X187

Mouser Part #
871-B66291G1000X187

New Product

TDK

Ferrite Cores & Accessories ELP43/10/28 N87 gap 1.0+-0.05 mm

Datasheet

423In Stock

$7.06

$4.84

$4.10

$3.60

View

Min.: 1
Mult.: 1

ELP43/10/28

Tray

Ferrite Cores & Accessories ELP22/6/16 N87 gap 0.1+-0.02 mm

B66285G0100X187
TDK
1: $3.73
424In Stock
New Product

Mfr. Part #
B66285G0100X187

Mouser Part #
871-B66285G0100X187

New Product

TDK

Ferrite Cores & Accessories ELP22/6/16 N87 gap 0.1+-0.02 mm

Datasheet

424In Stock

$3.73

$2.58

$2.20

$1.94

View

Min.: 1
Mult.: 1

ELP22/6/16

Tray

Ferrite Cores & Accessories Med Freq Transformer Core Nano 50x40x20

FT-3TL F5040GS
Proterial
1: $68.47
359In Stock
Preliminary Release

Mfr. Part #
FT-3TL F5040GS

Mouser Part #
205-FT-3TLF5040GS

Preliminary Release

Proterial

Ferrite Cores & Accessories Med Freq Transformer Core Nano 50x40x20

Learn More

359In Stock

$68.47

$55.73

$50.08

Min.: 1
Mult.: 1

FT-3TL F

Transformer Cores

Toroidal

Tray

Ferrite Cores & Accessories 79 TOROID

5979001101
Fair-Rite
1: $1.21
4,093In Stock

Mfr. Part #
5979001101

Mouser Part #
623-5979001101

Fair-Rite

Ferrite Cores & Accessories 79 TOROID

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Datasheet

4,093In Stock

$1.21

$0.985

$0.914

$0.835

View

Min.: 1
Mult.: 1

Bulk

Ferrite Cores & Accessories 80 TOROID

5980001101
Fair-Rite
1: $1.28
4,230In Stock

Mfr. Part #
5980001101

Mouser Part #
623-5980001101

Fair-Rite

Ferrite Cores & Accessories 80 TOROID

Learn More

Datasheet

4,230In Stock

$1.28

$1.04

$0.959

$0.912

View

Min.: 1
Mult.: 1

Bulk

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

B65807J0000R049
TDK
1: $3.41
12,050In Stock

Mfr. Part #
B65807J0000R049

Mouser Part #
871-B65807J0000R049

TDK

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

Learn More

Datasheet

12,050In Stock

$3.41

$2.65

$2.39

$2.22

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Ungapped

RM Core

RM 6

1.7 uH

- 20 %, + 30 %

N49

Blister Pack

Ferrite Cores & Accessories 78 Rod 9.5/70-78

4078377511
Fair-Rite
1: $4.49
70,187In Stock

Mfr. Part #
4078377511

Mouser Part #
623-4078377511

Fair-Rite

Ferrite Cores & Accessories 78 Rod 9.5/70-78

Learn More

70,187In Stock

Cut Tape

$4.49

$3.10

$2.64

$2.25

Reel

$1.61

View

Min.: 1
Mult.: 1

: 282

Rods

Solid Rod

Reel, Cut Tape

Ferrite Cores & Accessories 95 TOROID

5995001101
Fair-Rite
1: $1.34
4,775In Stock

Mfr. Part #
5995001101

Mouser Part #
623-5995001101

Fair-Rite

Ferrite Cores & Accessories 95 TOROID

Learn More

Datasheet

4,775In Stock

$1.34

$1.09

$1.01

$0.956

View

Min.: 1
Mult.: 1

Bulk

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

B65807P0000R087
TDK
1: $4.91
2,491In Stock

Mfr. Part #
B65807P0000R087

Mouser Part #
871-B65807P0000R087

TDK

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

Learn More

Datasheet

2,491In Stock

$4.91

$3.40

$2.91

$2.56

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Ungapped

RM LP Core

RM 6

3 uH

- 20 %, + 30 %

N87

Blister Pack

Ferrite Cores & Accessories 50X30X20 N27 TOROID

B64290L0082X027
TDK
1: $21.36
210In Stock
120Expected 2026-11-30

Mfr. Part #
B64290L0082X027

Mouser Part #
871-B64290L0082X027

TDK

Ferrite Cores & Accessories 50X30X20 N27 TOROID

Learn More

Datasheet

210In Stock

120Expected 2026-11-30

$21.36

$15.45

$12.41

$12.04

$10.47

Min.: 1
Mult.: 1

TX50/30/20

Toroids

Ungapped

N27

Bulk

Ferrite Cores & Accessories 63x121x50 Amorphous Cut Core

AMCC0200
Proterial
1: $117.23
73In Stock

Mfr. Part #
AMCC0200

Mouser Part #
205-AMCC0200

Proterial

Ferrite Cores & Accessories 63x121x50 Amorphous Cut Core

Learn More

Datasheet

73In Stock

$117.23

$97.99

Min.: 1
Mult.: 1

AMCC

Ferrite Cores

Amorphous Core

Metglas Alloy

Ferrite Cores & Accessories 63x121x35 FINEMET Cut Core

F3CC0125
Proterial
1: $643.56
8In Stock

Mfr. Part #
F3CC0125

Mouser Part #
205-F3CC0125

Proterial

Ferrite Cores & Accessories 63x121x35 FINEMET Cut Core

Datasheet

8In Stock

$643.56

$592.37

Min.: 1
Mult.: 1

F3CC

Ferrite Cores

Cut Core

Finemet

Ferrite Cores & Accessories 41x82x35 FINEMET Cut Core

F3CC0040
Proterial
1: $370.35
14In Stock

Mfr. Part #
F3CC0040

Mouser Part #
205-F3CC0040

Proterial

Ferrite Cores & Accessories 41x82x35 FINEMET Cut Core

Datasheet

14In Stock

$370.35

$340.89

Min.: 1
Mult.: 1

F3CC

Ferrite Cores

Cut Core

Finemet

Ferrite Cores & Accessories 70X14.5

B65945A0000X022
TDK
1: $58.97
141In Stock
80Expected 2026-11-30

Mfr. Part #
B65945A0000X022

Mouser Part #
871-B65945A0000X022

TDK

Ferrite Cores & Accessories 70X14.5

Learn More

Datasheet

141In Stock

80Expected 2026-11-30

$58.97

$42.61

$40.48

Min.: 1
Mult.: 1

PCH70/14.5

Ferrite Cores

Ungapped

P Core Half

P 70 x 14.5

N22

Bulk

Ferrite Cores & Accessories 1550n 25% Mn-Zn PC95 Ferrite Core

PC95EI14/5/5-Z
TDK
1: $2.23
3,124In Stock

Mfr. Part #
PC95EI14/5/5-Z

Mouser Part #
810-PC95EI14/5/5-Z

TDK

Ferrite Cores & Accessories 1550n 25% Mn-Zn PC95 Ferrite Core

Learn More

Datasheet

3,124In Stock

$2.23

$1.54

$1.32

$1.18

View

Min.: 1
Mult.: 1

Planar

Ferrite Bead Cores

Tray

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

B65805N0125G048
TDK
1: $5.46
1,490In Stock

Mfr. Part #
B65805N0125G048

Mouser Part #
871-B65805N0125G048

TDK

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

Learn More

Datasheet

1,490In Stock

$5.46

$3.74

$3.17

$2.78

View

Min.: 1
Mult.: 1

RM5

Ferrite Cores

Gapped

RM Core

RM 5

125 nH

2 %

N48

Blister Pack

Ferrite Cores & Accessories 95 TOROID

5995001801
Fair-Rite
1: $2.25
1,162In Stock

Mfr. Part #
5995001801

Mouser Part #
623-5995001801

Fair-Rite

Ferrite Cores & Accessories 95 TOROID

Learn More

Datasheet

1,162In Stock

$2.25

$1.83

$1.70

$1.42

View

Min.: 1
Mult.: 1

Tray

Ferrite Cores & Accessories 41.8/26.2/12.5N97 TOROID

B64290L0022X097
TDK
1: $12.17
694In Stock

Mfr. Part #
B64290L0022X097

Mouser Part #
871-B64290L0022X097

TDK

Ferrite Cores & Accessories 41.8/26.2/12.5N97 TOROID

Learn More

Datasheet

694In Stock

$12.17

$8.19

$6.88

$5.96

View

Min.: 1
Mult.: 1

TX42/26/13

Toroids

Ungapped

N97

Bulk

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

B64290L0040X037
TDK
1: $29.02
247In Stock

Mfr. Part #
B64290L0040X037

Mouser Part #
871-B64290L0040X037

TDK

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

Learn More

Datasheet

247In Stock

$29.02

$19.05

$16.14

$16.13

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: $2.58
2,926In Stock

Mfr. Part #
B65518C3000X001

Mouser Part #
871-B65518C3000X001

TDK

Ferrite Cores & Accessories ADJUSTMENT SCREW P 9 X 5

Learn More

Datasheet

2,926In Stock

$2.58

$1.80

$1.54

$1.35

View

Min.: 1
Mult.: 1

P9/5

Hardware & Accessories

Ungapped

P Core

9 x 5

Blue

Bulk

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

B65807J0000R608
TDK
1: $5.69
1,291In Stock

Mfr. Part #
B65807J0000R608

Mouser Part #
871-B65807J0000R608

TDK

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

Learn More

Datasheet

1,291In Stock

$5.69

$3.89

$3.30

$2.89

View

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-T38 Sold as set

B65843A0000Y038
TDK
1: $3.57
1,744In Stock

Mfr. Part #
B65843A0000Y038

Mouser Part #
871-B65843A0000Y038

TDK

Ferrite Cores & Accessories EP13-T38 Sold as set

Learn More

Datasheet

1,744In Stock

$3.57

$2.46

$2.10

$1.86

View

Min.: 1
Mult.: 1

EP13

Ferrite Cores

Ungapped

EP Core

EP 13

7 uH

- 30 %, + 40 %

T38

Bulk

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

B66413G0000X608
TDK
1: $2.39
3,330In Stock

Mfr. Part #
B66413G0000X608

Mouser Part #
871-B66413G0000X608

TDK

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

Learn More

Datasheet

3,330In Stock

$2.39

$1.66

$1.42

$1.28

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: $1.45
4,549In Stock

Mfr. Part #
B66421G0000X197

Mouser Part #
871-B66421GX197

TDK

Ferrite Cores & Accessories EFD25/13/9 N97OL

Learn More

Datasheet

4,549In Stock

$1.45

$1.13

$1.05

$0.981

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: $1.64
7,286In Stock

Mfr. Part #
3061990881

Mouser Part #
623-3061990881

Fair-Rite

Ferrite Cores & Accessories 61 ROD 30mm 4mm

Learn More

7,286In Stock

$1.64

$1.13

$0.978

$0.854

View

Min.: 1
Mult.: 1

Rods

Solid Rod

Bulk

Ferrite Cores & Accessories

Mouser Electronics®

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