.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: 3,245

Applied Filters:

Manufacturer

Series

Product

Type

Core

Core Size

Inductance

Tolerance

Accessory Type

Number of Pins

Core Material

Termination Style

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 22.1X13.7X7.9 N87 TOROID

B64290L0719X087
TDK
1: $2.00
4,078In Stock

Mfr. Part No.
B64290L0719X087

Mouser Part No
871-B64290L0719X087

TDK

Ferrite Cores & Accessories 22.1X13.7X7.9 N87 TOROID

Learn More

Datasheet

4,078In Stock

$2.00

$1.41

$1.20

$1.06

View

Reel

$0.796

Min.: 1
Mult.: 1

: 750

TX22/14/7.9

Toroids

Ungapped

1.66 uH

N87

Ammo Pack

Ferrite Cores & Accessories 6.3 X 3.8 X 2.5 TOROID

B64290P0037X001
TDK
1: $1.48
2,958In Stock

Mfr. Part No.
B64290P0037X001

Mouser Part No
871-B64290P0037X001

TDK

Ferrite Cores & Accessories 6.3 X 3.8 X 2.5 TOROID

Learn More

Datasheet

2,958In Stock

$1.48

$1.03

$0.883

$0.781

View

Min.: 1
Mult.: 1

TC6.3/3.8/2.5

Toroids

Ungapped

Bulk

Ferrite Cores & Accessories P 11X7 T387000 +40% -30% Sold as set

B65531W0000Y038
TDK
1: $2.87
2,719In Stock

Mfr. Part No.
B65531W0000Y038

Mouser Part No
871-B65531W0000Y038

TDK

Ferrite Cores & Accessories P 11X7 T387000 +40% -30% Sold as set

Learn More

Datasheet

2,719In Stock

$2.87

$1.99

$1.70

$1.50

View

Min.: 1
Mult.: 1

P11/7

Ferrite Cores

Ungapped

P Core

11 x 7

7 uH

- 30 %, + 40 %

T38

Bulk

Ferrite Cores & Accessories P 14X8 N48 400 +3%-3% Sold as set

B65541T0400A048
TDK
1: $4.72
1,471In Stock

Mfr. Part No.
B65541T0400A048

Mouser Part No
871-B65541T0400A048

TDK

Ferrite Cores & Accessories P 14X8 N48 400 +3%-3% Sold as set

Learn More

Datasheet

1,471In Stock

$4.72

$3.24

$2.75

$2.41

View

Min.: 1
Mult.: 1

P14/8

Ferrite Cores

Gapped

P Core

14 x 8

400 nH

3 %

N48

Bulk

Ferrite Cores & Accessories Adjusting screw N22 M2 Pocan B3235

B65549E4X23
TDK
1: $2.05
3,264In Stock

Mfr. Part No.
B65549E4X23

Mouser Part No
871-B65549E4X23

TDK

Ferrite Cores & Accessories Adjusting screw N22 M2 Pocan B3235

Learn More

Datasheet

3,264In Stock

$2.05

$1.62

$1.41

$1.24

View

Min.: 1
Mult.: 1

B65549E

Hardware & Accessories

Ungapped

P Core

14 x 8

Black

N22

Bulk

Ferrite Cores & Accessories P 36X22 N48 630 + 3%- 3% Sold as set

B65611T0630A048
TDK
1: $12.29
360In Stock

Mfr. Part No.
B65611T0630A048

Mouser Part No
871-B65611T0630A048

TDK

Ferrite Cores & Accessories P 36X22 N48 630 + 3%- 3% Sold as set

Learn More

Datasheet

360In Stock

$12.29

$8.20

$7.15

$7.05

View

Min.: 1
Mult.: 1

P36/22

Ferrite Cores

Gapped

P Core

36 x 22

630 nH

3 %

N48

Bulk

Ferrite Cores & Accessories P 22X13 N30 8300 +30%-20% Sold as set

B65661W0000R030
TDK
1: $5.97
1,232In Stock

Mfr. Part No.
B65661W0000R030

Mouser Part No
871-B65661W0000R030

TDK

Ferrite Cores & Accessories P 22X13 N30 8300 +30%-20% Sold as set

Learn More

Datasheet

1,232In Stock

$5.97

$4.09

$3.47

$3.05

View

Min.: 1
Mult.: 1

P22/13

Ferrite Cores

Ungapped

P Core

P 22 x 13

8.3 uH

- 20 %, + 30 %

N30

Bulk

Ferrite Cores & Accessories P 22X13 T3816000 +40%-30% Sold as set

B65661W0000Y038
TDK
1: $6.67
1,325In Stock

Mfr. Part No.
B65661W0000Y038

Mouser Part No
871-B65661W0000Y038

TDK

Ferrite Cores & Accessories P 22X13 T3816000 +40%-30% Sold as set

Learn More

Datasheet

1,325In Stock

$6.67

$4.63

$3.71

$3.40

View

Min.: 1
Mult.: 1

P22/13

Ferrite Cores

Ungapped

P Core

P 22 x 13

16 uH

- 30 %, + 40 %

T38

Bulk

Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO

B65685A1000T001
TDK
1: $4.88
2,628In Stock

Mfr. Part No.
B65685A1000T001

Mouser Part No
871-B65685A1000T1

TDK

Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO

Learn More

Datasheet

2,628In Stock

$4.88

$4.01

$3.62

$3.40

Min.: 1
Mult.: 1

PM62/49

Hardware & Accessories

Ungapped

PM Core

62 x 49

Coil Former without Solder Pins

Bulk

Ferrite Cores & Accessories RM10/I-N49 '+30%-20% Sold as set

B65813J0000R049
TDK
1: $5.93
753In Stock

Mfr. Part No.
B65813J0000R049

Mouser Part No
871-B65813J0000R049

TDK

Ferrite Cores & Accessories RM10/I-N49 '+30%-20% Sold as set

Learn More

Datasheet

753In Stock

$5.93

$4.12

$3.30

$3.02

View

Min.: 1
Mult.: 1

RM10

Ferrite Cores

Ungapped

RM Core

RM 10

2.9 uH

- 20 %, + 30 %

N49

Blister Pack

Ferrite Cores & Accessories PQ35/35-N95-DG150 FERRITE CORE SET Sold as set

B65881Q0150K095
TDK
1: $17.82
392In Stock
144Expected 11/09/2026

Mfr. Part No.
B65881Q0150K095

Mouser Part No
871-B65881Q0150K095

TDK

Ferrite Cores & Accessories PQ35/35-N95-DG150 FERRITE CORE SET Sold as set

Learn More

Datasheet

392In Stock

144Expected 11/09/2026

$17.82

$12.42

$10.14

$9.97

View

Min.: 1
Mult.: 1

PQ35/35

Ferrite Cores

Distributed Gap

PQ Core

PQ 35 x 35

150 nH

N95

Tray

Ferrite Cores & Accessories I14/1.5/5 N49 1100nH +25% -25%

B66281K0000X149
TDK
1: $2.03
5,581In Stock

Mfr. Part No.
B66281K0000X149

Mouser Part No
871-B66281KX149

TDK

Ferrite Cores & Accessories I14/1.5/5 N49 1100nH +25% -25%

Learn More

Datasheet

5,581In Stock

$2.03

$1.41

$1.20

$1.06

View

Min.: 1
Mult.: 1

I14/1.5/5

Ferrite Cores

Ungapped

I Core

14 x 1.5 x 5

1.1 uH

25 %

EILP 14 Core Set

N49

Bulk

Ferrite Cores & Accessories I64/5/50 N49 8900 +30% -30%

B66295K0000X149
TDK
1: $18.44
189In Stock

Mfr. Part No.
B66295K0000X149

Mouser Part No
871-B66295KX149

TDK

Ferrite Cores & Accessories I64/5/50 N49 8900 +30% -30%

Learn More

Datasheet

189In Stock

$18.44

$12.59

$11.82

$11.13

View

Min.: 1
Mult.: 1

I64/5/50

Ferrite Cores

Ungapped

I Core

64 x 5 x 50

8.9 uH

30 %

EILP 64 Core Set

N49

Bulk

Ferrite Cores & Accessories ELP22x6x16 PC200 2100 +/-25%

B66455G0000X608
TDK
1: $2.71
3,409In Stock

Mfr. Part No.
B66455G0000X608

Mouser Part No
871-B66455G0000X608

TDK

Ferrite Cores & Accessories ELP22x6x16 PC200 2100 +/-25%

Learn More

Datasheet

3,409In Stock

$2.71

$1.87

$1.60

$1.40

View

Min.: 1
Mult.: 1

ELP22/6/16

Ferrite Cores

Ungapped

ELP Core

21.8 mm x 15.8 mm

2.1 uH

25 %

PC200

Bulk

Ferrite Cores & Accessories 77 3PC Bobbin Imp 55 nH 10% TOL

9677142009
Fair-Rite
1: $1.55
2,246In Stock

Mfr. Part No.
9677142009

Mouser Part No
623-9677142009

Fair-Rite

Ferrite Cores & Accessories 77 3PC Bobbin Imp 55 nH 10% TOL

Learn More

2,246In Stock

$1.55

$1.24

$1.15

$1.01

View

Min.: 1
Mult.: 1

Hardware & Accessories

Coil Former (Bobbins)

55 nH

10 %

Bulk

Ferrite Cores & Accessories 1880n 25% Mn-Zn PC95 Ferrite Core

PC95ER14.5/6-Z
TDK
1: $1.28
3,562In Stock

Mfr. Part No.
PC95ER14.5/6-Z

Mouser Part No
810-PC95ER14.5/6-Z

TDK

Ferrite Cores & Accessories 1880n 25% Mn-Zn PC95 Ferrite Core

Learn More

Datasheet

3,562In Stock

$1.28

$0.883

$0.762

$0.69

View

Min.: 1
Mult.: 1

Planar

Ferrite Bead Cores

Tray

Ferrite Cores & Accessories 41.8/26.2/12.5T37 TOROID

B64290L0022X037
TDK
1: $7.10
551In Stock

Mfr. Part No.
B64290L0022X037

Mouser Part No
871-B64290L0022X037

TDK

Ferrite Cores & Accessories 41.8/26.2/12.5T37 TOROID

Learn More

Datasheet

551In Stock

$7.10

$4.80

$4.04

$3.73

View

Min.: 1
Mult.: 1

TX42/26/13

Toroids

Ungapped

7 uH

T37

Bulk

Ferrite Cores & Accessories 12.5X7.5X5 N27 TOROID

B64290L0044X027
TDK
1: $0.53
8,135In Stock

Mfr. Part No.
B64290L0044X027

Mouser Part No
871-B64290L0044X027

TDK

Ferrite Cores & Accessories 12.5X7.5X5 N27 TOROID

Learn More

Datasheet

8,135In Stock

$0.53

$0.374

$0.323

$0.288

View

Reel

$0.183

Min.: 1
Mult.: 1

: 1,500

TX12.5/7.5/5

Toroids

Ungapped

N27

Ammo Pack

Ferrite Cores & Accessories 12.7X7.9X6.35 T38 TOROID

B64290L0742X038
TDK
1: $0.94
3,451In Stock

Mfr. Part No.
B64290L0742X038

Mouser Part No
871-B64290L0742X038

TDK

Ferrite Cores & Accessories 12.7X7.9X6.35 T38 TOROID

Learn More

Datasheet

3,451In Stock

$0.94

$0.659

$0.567

$0.504

View

Reel

$0.352

Min.: 1
Mult.: 1

: 1,500

TX13/7.9/6.4

Toroids

Ungapped

6.03 uH

T38

Ammo Pack

Ferrite Cores & Accessories TOROID 10X6X4 N87

B64290L38X87
TDK
1: $0.34
23,255In Stock

Mfr. Part No.
B64290L38X87

Mouser Part No
871-B64290L38X87

TDK

Ferrite Cores & Accessories TOROID 10X6X4 N87

Learn More

Datasheet

23,255In Stock

$0.34

$0.239

$0.207

$0.185

View

Reel

$0.111

Min.: 1
Mult.: 1

: 3,000

B64290L

Toroids

Ungapped

900 nH

N87

Ammo Pack

Ferrite Cores & Accessories R25.3/14.8/10 T65 toroid

B64290L0618X065
TDK
1: $2.74
1,955In Stock

Mfr. Part No.
B64290L0618X065

Mouser Part No
871-B64290L618X65

TDK

Ferrite Cores & Accessories R25.3/14.8/10 T65 toroid

Learn More

Datasheet

1,955In Stock

$2.74

$1.89

$1.62

$1.42

View

Reel

$0.97

Min.: 1
Mult.: 1

: 500

TX25.3/14.8/10

Toroids

Ungapped

T65

Ammo Pack

Ferrite Cores & Accessories TCY-P7/4-5P

B65512C2001X000
TDK
1: $4.17
861In Stock

Mfr. Part No.
B65512C2001X000

Mouser Part No
871-B65512C2001X000

TDK

Ferrite Cores & Accessories TCY-P7/4-5P

Learn More

Datasheet

861In Stock

$4.17

$3.77

$3.33

$2.92

View

Min.: 1
Mult.: 1

P7/4

Hardware & Accessories

Ungapped

P Core

7 x 4

Yoke, Terminal Carrier

5 Pin

Bulk

Ferrite Cores & Accessories MOUNTING ASSY P18X11 3.5MM

B65655B0009X000
TDK
1: $5.25
1,276In Stock

Mfr. Part No.
B65655B0009X000

Mouser Part No
871-B65655B0009X000

TDK

Ferrite Cores & Accessories MOUNTING ASSY P18X11 3.5MM

Learn More

Datasheet

1,276In Stock

$5.25

$4.51

$3.62

$3.31

View

Min.: 1
Mult.: 1

P18/11

Hardware & Accessories

Ungapped

P Core

P 18 x 11

Yoke, Terminal Carrier

4 Pin

GFR Polyterephthalate

Bulk

Ferrite Cores & Accessories P26/16-N48 +30%-20% Sold as set

B65671D0000R048
TDK
1: $7.10
1,184In Stock

Mfr. Part No.
B65671D0000R048

Mouser Part No
871-B65671D0000R048

TDK

Ferrite Cores & Accessories P26/16-N48 +30%-20% Sold as set

Learn More

Datasheet

1,184In Stock

$7.10

$4.80

$4.04

$3.87

View

Min.: 1
Mult.: 1

P26/16

Ferrite Cores

Ungapped

P Core

P 26 x 16

4.9 uH

- 20 %, + 30 %

N48

Bulk

Ferrite Cores & Accessories P 26X16 N87 5500 +30%-20% Sold as set

B65671W0000R087
TDK
1: $5.60
1,620In Stock

Mfr. Part No.
B65671W0000R087

Mouser Part No
871-B65671W0000R087

TDK

Ferrite Cores & Accessories P 26X16 N87 5500 +30%-20% Sold as set

Learn More

Datasheet

1,620In Stock

$5.60

$3.81

$3.22

$2.81

View

Min.: 1
Mult.: 1

P26/16

Ferrite Cores

Ungapped

P Core

P 26 x 16

5.5 uH

- 20 %, + 30 %

N87

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