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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 ER 25X6X15 N97

B66484G0000X197
TDK
1: ¥553.1
190In Stock
1,800Expected 1/5/2027

Mfr. Part #
B66484G0000X197

Mouser Part #
871-B66484G0000X197

TDK

Ferrite Cores & Accessories ER 25X6X15 N97

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Datasheet

190In Stock

1,800Expected 1/5/2027

¥553.1

¥382

¥323.9

¥285.7

View

Min.: 1
Mult.: 1

ER25/6/15

Ferrite Cores

Ungapped

ER Core

25 x 6 x 15

4.6 uH

25 %

EIR 25 Core Set

N97

Bulk

Ferrite Cores & Accessories EQ30/8/20 N49 3330 +25% -25%

B66506G0000X149
TDK
1: ¥875.3
567In Stock

Mfr. Part #
B66506G0000X149

Mouser Part #
871-B66506GX149

TDK

Ferrite Cores & Accessories EQ30/8/20 N49 3330 +25% -25%

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Datasheet

567In Stock

¥875.3

¥599.6

¥509.9

¥446.8

¥387

Reel

¥370.4

Min.: 1
Mult.: 1

: 288

ER32/5/21

Ferrite Cores

Ungapped

EQ Core

30 x 8 x 20

3.33 uH

25 %

EIQ 30 Core Set

N49

Ammo Pack

Ferrite Cores & Accessories I93/28/16-N27

B67345B0004X027
TDK
1: ¥2,330.4
48In Stock

Mfr. Part #
B67345B0004X027

Mouser Part #
871-B67345B0004X027

TDK

Ferrite Cores & Accessories I93/28/16-N27

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Datasheet

48In Stock

¥2,330.4

¥1,685.9

¥1,353.7

¥1,315.5

Min.: 1
Mult.: 1

I93/28/16- Large Size

Ferrite Cores

Ungapped

I Core

93 x 104 x 16

3.8 uH

N27

Bulk

Ferrite Cores & Accessories I-CORE N87

B67345B0004X087
TDK
1: ¥2,453.3
120In Stock

Mfr. Part #
B67345B0004X087

Mouser Part #
871-B67345B0004X087

TDK

Ferrite Cores & Accessories I-CORE N87

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Datasheet

120In Stock

¥2,453.3

¥1,773.9

¥1,425.1

¥1,383.6

Min.: 1
Mult.: 1

I93/28/16

Ferrite Cores

Ungapped

UI Core

93 x 104 x 16

4.1 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories U93/76/20-N27

B67345B0010X027
TDK
1: ¥6,409.8
22In Stock

Mfr. Part #
B67345B0010X027

Mouser Part #
871-B67345B0010X027

TDK

Ferrite Cores & Accessories U93/76/20-N27

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Datasheet

22In Stock

¥6,409.8

¥3,815.3

¥3,704

Min.: 1
Mult.: 1

U93/76/20- Large Size

Ferrite Cores

Ungapped

UU Core

93 x 76 x 20

3.6 uH

UI 93 Core Set

N27

Bulk

Ferrite Cores & Accessories U93/76/20-N87

B67345B0010X087
TDK
1: ¥4,401.7
23In Stock

Mfr. Part #
B67345B0010X087

Mouser Part #
871-B67345B0010X087

TDK

Ferrite Cores & Accessories U93/76/20-N87

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Datasheet

23In Stock

¥4,401.7

¥3,275.5

¥2,918.4

Min.: 1
Mult.: 1

U93/76/20- Large Size

Ferrite Cores

Ungapped

UU Core

93 x 76 x 20

3.9 uH

UI 93 Core Set

N87

Bulk

Ferrite Cores & Accessories I93/28/20-N27

B67345B0011X027
TDK
1: ¥2,795.5
66In Stock

Mfr. Part #
B67345B0011X027

Mouser Part #
871-B67345B0011X027

TDK

Ferrite Cores & Accessories I93/28/20-N27

Learn More

Datasheet

66In Stock

¥2,795.5

¥2,021.4

¥1,624.5

¥1,576.3

Min.: 1
Mult.: 1

I93/28/20- Large Size

Ferrite Cores

Ungapped

I Core

93 x 28 x 20

UI 93 Core Set

N27

Bulk

Ferrite Cores & Accessories I 93X28X20 N87 5300 '+30%-

B67345B0011X087
TDK
1: ¥2,943.3
128In Stock

Mfr. Part #
B67345B0011X087

Mouser Part #
871-B67345B0011X087

TDK

Ferrite Cores & Accessories I 93X28X20 N87 5300 '+30%-

Learn More

Datasheet

128In Stock

¥2,943.3

¥2,127.7

¥1,709.2

¥1,659.3

Min.: 1
Mult.: 1

I93/28/20- Large Size

Ferrite Cores

Ungapped

I Core

93 x 28 x 20

5.3 uH

30 %

UI 93 Core Set

N87

Bulk

Ferrite Cores & Accessories I93X28X30 N27 7400 +30%-20%

B67345B0002X027
TDK
1: ¥3,187.5
8In Stock

Mfr. Part #
B67345B0002X027

Mouser Part #
871-B67345B2X27

TDK

Ferrite Cores & Accessories I93X28X30 N27 7400 +30%-20%

Learn More

Datasheet

8In Stock

¥3,187.5

¥2,179.2

¥1,940

¥1,843.7

Min.: 1
Mult.: 1

I93/28/30- Large Size

Ferrite Cores

Ungapped

I Core

93 x 104 x 30

7.4 uH

N27

Bulk

Ferrite Cores & Accessories U101/76/30-N27

B67370A0002X027
TDK
1: ¥4,594.3
18In Stock

Mfr. Part #
B67370A0002X027

Mouser Part #
871-B67370A0002X027

TDK

Ferrite Cores & Accessories U101/76/30-N27

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Datasheet

18In Stock

¥4,594.3

¥3,420

¥3,044.6

Min.: 1
Mult.: 1

U101/76/30- Large Size

Ferrite Cores

Ungapped

U Core

101 x 76 x 30

4.6 uH

- 20 %, + 30 %

N27

Bulk

Ferrite Cores & Accessories I 126X28X20 N87 3900 '+25%-25%

B67385P0000X187
TDK
1: ¥4,707.3
24In Stock

Mfr. Part #
B67385P0000X187

Mouser Part #
871-B67385P0000X187

TDK

Ferrite Cores & Accessories I 126X28X20 N87 3900 '+25%-25%

Learn More

Datasheet

24In Stock

¥4,707.3

Reel

¥4,707.3

¥3,503

¥3,121

Min.: 1
Mult.: 1

: 8

U126/91/20

Ferrite Cores

Ungapped

I Core

126 x 119 x 20

3.9 uH

25 %

UI 126 Core Set

N87

Ammo Pack

Ferrite Cores & Accessories U130/60/25-N27 Large Size

B67543G0000X127
TDK
1: ¥5,604.2
6In Stock
New Product

Mfr. Part #
B67543G0000X127

Mouser Part #
871-B67543G0000X127

New Product

TDK

Ferrite Cores & Accessories U130/60/25-N27 Large Size

Learn More

Datasheet

6In Stock

¥5,604.2

¥4,358.5

¥3,845.2

Min.: 1
Mult.: 1

U130/60/25- Large Size

Ferrite Cores

130 mm x 25 mm x 60 mm

7 uH

Tray

Ferrite Cores & Accessories 79 TOROID

5979000101
Fair-Rite
1: ¥51.5
1,878In Stock

Mfr. Part #
5979000101

Mouser Part #
623-5979000101

Fair-Rite

Ferrite Cores & Accessories 79 TOROID

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Datasheet

1,878In Stock

¥51.5

¥35.5

¥30.9

¥27.6

View

Min.: 1
Mult.: 1

Bulk

Ferrite Cores & Accessories 77 BOBBIN GROUND 18 nH

9677001165
Fair-Rite
1: ¥174.4
150In Stock

Mfr. Part #
9677001165

Mouser Part #
623-9677001165

Fair-Rite

Ferrite Cores & Accessories 77 BOBBIN GROUND 18 nH

Learn More

150In Stock

¥174.4

¥135.2

¥116.3

¥103.3

View

Min.: 1
Mult.: 1

Hardware & Accessories

Coil Former (Bobbins)

18 nH

10 %

Bulk

Ferrite Cores & Accessories 44 Multi-Hole Plate

2644251801
Fair-Rite
1: ¥370.4
2,219In Stock
Verify Status with Factory

Mfr. Part #
2644251801

Mouser Part #
623-2644251801

Verify Status with Factory

Fair-Rite

Ferrite Cores & Accessories 44 Multi-Hole Plate

2,219In Stock

¥370.4

¥255.8

¥219.3

¥192.7

View

Min.: 1
Mult.: 1

Bulk

Ferrite Cores & Accessories 7540n 25% Mn-Zn PC95 Ferrite Core

PC95ELT25X8.6-Z
TDK
1: ¥769
363In Stock
256Expected 8/28/2026

Mfr. Part #
PC95ELT25X8.6-Z

Mouser Part #
810-PC95ELT25X8.6-Z

TDK

Ferrite Cores & Accessories 7540n 25% Mn-Zn PC95 Ferrite Core

Learn More

Datasheet

363In Stock

256Expected 8/28/2026

¥769

¥526.5

¥445.1

¥390.3

View

Min.: 1
Mult.: 1

Planar

Ferrite Bead Cores

Tray

Ferrite Cores & Accessories Coil former RM4LP PM9630

B65804N1206D001
TDK
1: ¥323.9
1,471In Stock

Mfr. Part #
B65804N1206D001

Mouser Part #
871-B65804N1206D001

TDK

Ferrite Cores & Accessories Coil former RM4LP PM9630

Learn More

Datasheet

1,471In Stock

¥323.9

¥222.6

¥191

¥169.4

View

Min.: 1
Mult.: 1

RM4

Hardware & Accessories

Ungapped

Stick

Ferrite Cores & Accessories RM5 COIL FORMER 6 PIN

B65806N1106D002
TDK
1: ¥380.4
647In Stock
2,000Expected 1/26/2027

Mfr. Part #
B65806N1106D002

Mouser Part #
871-B65806N1106D002

TDK

Ferrite Cores & Accessories RM5 COIL FORMER 6 PIN

Learn More

Datasheet

647In Stock

2,000Expected 1/26/2027

¥380.4

¥262.4

¥224.2

¥197.7

View

Min.: 1
Mult.: 1

RM5

Hardware & Accessories

Ungapped

Coil Former with Solder Pins

6 Pin

Tray

Ferrite Cores & Accessories CF-E13/7 4-HSG-2S-10P

B66306C1010T2
TDK
1: ¥275.7
782In Stock
1,380On Order

Mfr. Part #
B66306C1010T2

Mouser Part #
871-B66306C1010T2

TDK

Ferrite Cores & Accessories CF-E13/7 4-HSG-2S-10P

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Datasheet

782In Stock

1,380On Order

¥275.7

¥250.8

¥219.3

¥192.7

¥177.7

Min.: 1
Mult.: 1

B66306C

Hardware & Accessories

Ungapped

E Core

13 x 7 x 4 (EF 12.6)

10 Pin

Gullwing

Tray

Ferrite Cores & Accessories 98 Pot Core P30/19 Ind 5800 nH 25% TOL

5698302021
Fair-Rite
1: ¥803.9
82In Stock

Mfr. Part #
5698302021

Mouser Part #
623-5698302021

Fair-Rite

Ferrite Cores & Accessories 98 Pot Core P30/19 Ind 5800 nH 25% TOL

Learn More

Product Comments

82In Stock

¥803.9

¥561.4

¥475

¥415.3

¥353.8

Min.: 1
Mult.: 1

Ferrite Cores

P Core

30 x 19

5.8 uH

25 %

Bulk

Ferrite Cores & Accessories 98 Pot Core P36/22 Ind 8500 nH 25% TOL

5698362321
Fair-Rite
1: ¥828.8
87In Stock

Mfr. Part #
5698362321

Mouser Part #
623-5698362321

Fair-Rite

Ferrite Cores & Accessories 98 Pot Core P36/22 Ind 8500 nH 25% TOL

Learn More

Product Comments

87In Stock

¥828.8

¥566.4

¥480

¥428.5

¥365.4

Min.: 1
Mult.: 1

Ferrite Cores

P Core

36 x 22

8.5 uH

25 %

Bulk

Ferrite Cores & Accessories 78 RM Core RM5 Ind 1650 nH 25% TOL

6278140121
Fair-Rite
1: ¥184.4
70In Stock

Mfr. Part #
6278140121

Mouser Part #
623-6278140121

Fair-Rite

Ferrite Cores & Accessories 78 RM Core RM5 Ind 1650 nH 25% TOL

Learn More

Product Comments

70In Stock

¥184.4

¥127.6

¥109.6

¥97.3

View

Min.: 1
Mult.: 1

Ferrite Cores

RM Core

RM 5

1.65 uH

25 %

Bulk

Ferrite Cores & Accessories 78 RM Core RM6 Ind 2400 nH 25% TOL

6278180121
Fair-Rite
1: ¥199.3
800In Stock

Mfr. Part #
6278180121

Mouser Part #
623-6278180121

Fair-Rite

Ferrite Cores & Accessories 78 RM Core RM6 Ind 2400 nH 25% TOL

Learn More

Product Comments

800In Stock

¥199.3

¥137.2

¥118.4

¥109

View

Min.: 1
Mult.: 1

Ferrite Cores

RM Core

RM 6

2.4 uH

25 %

Bulk

Ferrite Cores & Accessories 78 RM Core RM8 Ind 3000 nH 25% TOL

6278230121
Fair-Rite
1: ¥264.1
565In Stock

Mfr. Part #
6278230121

Mouser Part #
623-6278230121

Fair-Rite

Ferrite Cores & Accessories 78 RM Core RM8 Ind 3000 nH 25% TOL

Learn More

Product Comments

565In Stock

¥264.1

¥182.7

¥157.1

¥144.7

View

Min.: 1
Mult.: 1

Ferrite Cores

RM Core

RM 8

3 uH

25 %

Bulk

Ferrite Cores & Accessories 78 RM Core RM10 Ind 4200 nH 25% TOL

6278280121
Fair-Rite
1: ¥372.1
402In Stock

Mfr. Part #
6278280121

Mouser Part #
623-6278280121

Fair-Rite

Ferrite Cores & Accessories 78 RM Core RM10 Ind 4200 nH 25% TOL

Learn More

Product Comments

402In Stock

¥372.1

¥257.5

¥220.9

¥194.3

View

Min.: 1
Mult.: 1

Ferrite Cores

RM Core

RM 10

4.2 uH

25 %

Bulk

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