.hide-partial { max-height: none; } .show-more { display: none; }

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.
More...

Please view our selection of ferrite cores below.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 3,256

Applied Filters:

Manufacturer

Series

Product

Type

Core

Core Size

Inductance

Tolerance

Accessory Type

Number of Pins

Core Material

Termination Style

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Ferrite Cores & Accessories I25/2.3/18

9361055002
Fair-Rite
1: $6.53
89In Stock
New Product

Mfr. Part No.
9361055002

Mouser Part No
623-9361055002

New Product

Fair-Rite

Ferrite Cores & Accessories I25/2.3/18

Learn More

Datasheet

89In Stock

$6.53

$4.46

$3.78

$3.30

View

Min.: 1
Mult.: 1

Ferrite Core

I Core

Tray

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

B66285G0100X187
TDK
1: $3.52
461In Stock
New Product

Mfr. Part No.
B66285G0100X187

Mouser Part No
871-B66285G0100X187

New Product

TDK

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

Datasheet

461In Stock

$3.52

$2.43

$2.08

$1.84

View

Min.: 1
Mult.: 1

ELP22/6/16

Tray

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

B66291G1000X187
TDK
1: $6.66
428In Stock
New Product

Mfr. Part No.
B66291G1000X187

Mouser Part No
871-B66291G1000X187

New Product

TDK

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

Datasheet

428In Stock

$6.66

$4.57

$3.88

$3.40

View

Min.: 1
Mult.: 1

ELP43/10/28

Tray

Ferrite Cores & Accessories Med Freq Transformer Core Nano 50x40x20

FT-3TL F5040GS
Proterial
1: $64.67
359In Stock
Preliminary Release

Mfr. Part No.
FT-3TL F5040GS

Mouser Part No
205-FT-3TLF5040GS

Preliminary Release

Proterial

Ferrite Cores & Accessories Med Freq Transformer Core Nano 50x40x20

Learn More

359In Stock

$64.67

$52.63

$47.30

Min.: 1
Mult.: 1

FT-3TL F

Transformer Cores

Toroidal

Tray

Ferrite Cores & Accessories 79 TOROID

5979001101
Fair-Rite
1: $1.29
4,096In Stock

Mfr. Part No.
5979001101

Mouser Part No
623-5979001101

Fair-Rite

Ferrite Cores & Accessories 79 TOROID

Learn More

Datasheet

4,096In Stock

$1.29

$0.981

$0.883

$0.80

View

Min.: 1
Mult.: 1

Bulk

Ferrite Cores & Accessories 80 TOROID

5980001101
Fair-Rite
1: $1.21
4,240In Stock

Mfr. Part No.
5980001101

Mouser Part No
623-5980001101

Fair-Rite

Ferrite Cores & Accessories 80 TOROID

Learn More

Datasheet

4,240In Stock

$1.21

$0.957

$0.884

$0.85

View

Min.: 1
Mult.: 1

Bulk

Ferrite Cores & Accessories E100/60/28DG N88 100 +10% -10%

B66894Y0100K188
TDK
1: $38.76
8In Stock
New Product

Mfr. Part No.
B66894Y0100K188

Mouser Part No
871-B66894Y0100K188

New Product

TDK

Ferrite Cores & Accessories E100/60/28DG N88 100 +10% -10%

Learn More

Datasheet

8In Stock

$38.76

$23.01

Min.: 1
Mult.: 1

E100/60/28

Ferrite Cores

E Core

100 nH

10 %

N88

Bulk

Ferrite Cores & Accessories 78 Rod 9.5/70-78

4078377511
Fair-Rite
1: $4.24
70,331In Stock

Mfr. Part No.
4078377511

Mouser Part No
623-4078377511

Fair-Rite

Ferrite Cores & Accessories 78 Rod 9.5/70-78

Learn More

70,331In Stock

Cut Tape

$4.24

$2.92

$2.49

$2.09

$1.90

Reel

$1.51

Min.: 1
Mult.: 1

: 282

Rods

Solid Rod

Reel, Cut Tape

Ferrite Cores & Accessories PS35 N22 35 X 10.8

B65947A0000X022
TDK
1: $6.80
6,077In Stock

Mfr. Part No.
B65947A0000X022

Mouser Part No
871-B65947A0000X022

TDK

Ferrite Cores & Accessories PS35 N22 35 X 10.8

Learn More

Datasheet

6,077In Stock

$6.80

$4.64

$3.92

$3.43

View

Min.: 1
Mult.: 1

PS35/10.8

Ferrite Cores

Ungapped

PS Core

PS 35 x 10.8

N22

Bulk

Ferrite Cores & Accessories 95 TOROID

5995001101
Fair-Rite
1: $1.41
4,775In Stock

Mfr. Part No.
5995001101

Mouser Part No
623-5995001101

Fair-Rite

Ferrite Cores & Accessories 95 TOROID

Learn More

Datasheet

4,775In Stock

$1.41

$1.07

$0.967

$0.903

View

Min.: 1
Mult.: 1

Bulk

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

B65807J0000R049
TDK
1: $3.59
13,802In Stock

Mfr. Part No.
B65807J0000R049

Mouser Part No
871-B65807J0000R049

TDK

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

Learn More

Datasheet

13,802In Stock

$3.59

$2.68

$2.37

$2.15

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Ungapped

RM Core

RM 6

1.7 uH

- 20 %, + 30 %

N49

Blister Pack

Ferrite Cores & Accessories R87/54.3/13.5 N30 toroid

B64290L0730X830
TDK
1: $56.97
477In Stock

Mfr. Part No.
B64290L0730X830

Mouser Part No
871-B64290L730X830

TDK

Ferrite Cores & Accessories R87/54.3/13.5 N30 toroid

Learn More

Datasheet

477In Stock

$56.97

$41.41

$39.05

Min.: 1
Mult.: 1

TX87/54.3/13.5

Toroids

Ungapped

N30

Bulk

Ferrite Cores & Accessories 63x121x50 Amorphous Cut Core

AMCC0200
Proterial
1: $110.72
74In Stock

Mfr. Part No.
AMCC0200

Mouser Part No
205-AMCC0200

Proterial

Ferrite Cores & Accessories 63x121x50 Amorphous Cut Core

Learn More

Datasheet

74In Stock

$110.72

$92.55

Min.: 1
Mult.: 1

AMCC

Ferrite Cores

Amorphous Core

Metglas Alloy

Ferrite Cores & Accessories 106x171x85 Amorphous Cut Core

AMCC1000
Proterial
1: $338.08
20In Stock
92Expected 19/8/2026

Mfr. Part No.
AMCC1000

Mouser Part No
205-AMCC1000

Proterial

Ferrite Cores & Accessories 106x171x85 Amorphous Cut Core

Learn More

Datasheet

20In Stock

92Expected 19/8/2026

$338.08

$311.18

Min.: 1
Mult.: 1

AMCC

Ferrite Cores

Amorphous Core

Metglas Alloy

Ferrite Cores & Accessories 50X30X20 N27 TOROID

B64290L0082X027
TDK
1: $20.17
210In Stock
120Expected 15/9/2026

Mfr. Part No.
B64290L0082X027

Mouser Part No
871-B64290L0082X027

TDK

Ferrite Cores & Accessories 50X30X20 N27 TOROID

Learn More

Datasheet

210In Stock

120Expected 15/9/2026

$20.17

$14.59

$11.72

$11.37

$9.89

Min.: 1
Mult.: 1

TX50/30/20

Toroids

Ungapped

N27

Bulk

Ferrite Cores & Accessories 35x62x25 FINEMET Cut Core

F3CC016A
Proterial
1: $248.09
10In Stock

Mfr. Part No.
F3CC016A

Mouser Part No
205-F3CC016A

Proterial

Ferrite Cores & Accessories 35x62x25 FINEMET Cut Core

Datasheet

10In Stock

$248.09

$228.36

Min.: 1
Mult.: 1

F3CC

Ferrite Cores

Cut Core

Finemet

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

B65805N0125G048
TDK
1: $5.15
1,490In Stock

Mfr. Part No.
B65805N0125G048

Mouser Part No
871-B65805N0125G048

TDK

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

Learn More

Datasheet

1,490In Stock

$5.15

$3.54

$2.99

$2.62

View

Min.: 1
Mult.: 1

RM5

Ferrite Cores

Gapped

RM Core

RM 5

125 nH

2 %

N48

Blister Pack

Ferrite Cores & Accessories 63x121x35 FINEMET Cut Core

F3CC0125
Proterial
1: $607.81
8In Stock

Mfr. Part No.
F3CC0125

Mouser Part No
205-F3CC0125

Proterial

Ferrite Cores & Accessories 63x121x35 FINEMET Cut Core

Datasheet

8In Stock

$607.81

$559.46

Min.: 1
Mult.: 1

F3CC

Ferrite Cores

Cut Core

Finemet

Ferrite Cores & Accessories RM6 N48 400 +3% -3% Sold as set

B65807C0400A048
TDK
1: $4.69
1,032In Stock

Mfr. Part No.
B65807C0400A048

Mouser Part No
871-B65807C0400A048

TDK

Ferrite Cores & Accessories RM6 N48 400 +3% -3% Sold as set

Learn More

Datasheet

1,032In Stock

$4.69

$3.24

$2.77

$2.45

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Gapped

RM Core

RM 6

400 nH

3 %

N48

Blister Pack

Ferrite Cores & Accessories P 11X7 N30 3500 +30% -20% Sold as set

B65531W0000R030
TDK
1: $4.09
1,983In Stock

Mfr. Part No.
B65531W0000R030

Mouser Part No
871-B65531W0000R030

TDK

Ferrite Cores & Accessories P 11X7 N30 3500 +30% -20% Sold as set

Learn More

Datasheet

1,983In Stock

$4.09

$2.83

$2.42

$2.14

View

Min.: 1
Mult.: 1

P11/7

Ferrite Cores

Ungapped

P Core

11 x 7

3.5 uH

- 20 %, + 30 %

N30

Bulk

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

B65807P0000R087
TDK
1: $4.64
2,591In 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

2,591In Stock

$4.64

$3.21

$2.75

$2.42

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Ungapped

RM LP Core

RM 6

3 uH

- 20 %, + 30 %

N87

Blister Pack

Ferrite Cores & Accessories 95 TOROID

5995000301
Fair-Rite
1: $1.35
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

$1.35

$1.03

$0.923

$0.853

View

Min.: 1
Mult.: 1

Bulk

Ferrite Cores & Accessories 61 Rod 1x10MM

3061990831
Fair-Rite
1: $0.435
31,992In Stock

Mfr. Part No.
3061990831

Mouser Part No
623-3061990831

Fair-Rite

Ferrite Cores & Accessories 61 Rod 1x10MM

31,992In Stock

$0.435

$0.302

$0.262

$0.235

View

Min.: 1
Mult.: 1

Rods

Solid Rod

Bulk

Ferrite Cores & Accessories 77 CORES

9077002002
Fair-Rite
1: $1.14
9,971In Stock

Mfr. Part No.
9077002002

Mouser Part No
623-9077002002

Fair-Rite

Ferrite Cores & Accessories 77 CORES

Learn More

9,971In Stock

$1.14

$0.789

$0.679

$0.602

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

U Core

695 nH

Bulk

Ferrite Cores & Accessories 58.3X40.8X17.6 T65 TOROID

B64290L0040X065
TDK
1: $17.78
490In Stock

Mfr. Part No.
B64290L0040X065

Mouser Part No
871-B64290L0040X065

TDK

Ferrite Cores & Accessories 58.3X40.8X17.6 T65 TOROID

Learn More

Datasheet

490In Stock

$17.78

$11.83

$9.85

$9.13

Min.: 1
Mult.: 1

TX58.3/40.8/17.6

Toroids

Ungapped

6.25 uH

T65

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