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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 RM8 N48 315 +3% -3% Sold as set

B65811J0315A048
TDK
1: Rp113.745
1.200In Stock

Mfr. Part No.
B65811J0315A048

Mouser Part No
871-B65811J0315A048

TDK

Ferrite Cores & Accessories RM8 N48 315 +3% -3% Sold as set

Learn More

Datasheet

1.200In Stock

Rp113.745

Rp78.154

Rp64.211

Rp57.423

View

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Gapped

RM Core

RM 8

315 nH

3 %

N48

Blister Pack

Ferrite Cores & Accessories RM8N41 1600 +10%-10% Sold as set

B65811J1600K041
TDK
1: Rp89.528
1.164In Stock

Mfr. Part No.
B65811J1600K041

Mouser Part No
871-B65811J1600K041

TDK

Ferrite Cores & Accessories RM8N41 1600 +10%-10% Sold as set

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Datasheet

1.164In Stock

Rp89.528

Rp61.276

Rp51.919

Rp45.315

View

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Gapped

RM Core

RM 8

160 nH

10 %

N41

Blister Pack

Ferrite Cores & Accessories RM8/I-N87

B65811JR87
TDK
1: Rp73.934
1.889In Stock
3.200Expected 08/03/2027

Mfr. Part No.
B65811JR87

Mouser Part No
871-B65811JR87

TDK

Ferrite Cores & Accessories RM8/I-N87

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Datasheet

1.889In Stock

3.200Expected 08/03/2027

Rp73.934

Rp50.635

Rp43.113

Rp37.793

View

Min.: 1
Mult.: 1

B65811J

Ferrite Cores

Ungapped

RM Core

RM 8

3.3 uH

- 20 %, + 30 %

N87

Blister Pack

Ferrite Cores & Accessories CLM-RM8-G 2 PCS REQUIRED

B65812A2203X
TDK
1: Rp5.137
52.330In Stock

Mfr. Part No.
B65812A2203X

Mouser Part No
871-B65812A2203X

TDK

Ferrite Cores & Accessories CLM-RM8-G 2 PCS REQUIRED

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Datasheet

52.330In Stock

Rp5.137

Rp4.752

Rp4.330

Rp4.036

View

Min.: 1
Mult.: 1

B65812A

Hardware & Accessories

Ungapped

RM Core

RM 8

Clamp with Ground Terminal

Bulk

Ferrite Cores & Accessories Adjusting screw N22 M2 Pocan B3235

B65812B3003X22
TDK
1: Rp32.106
5.484In Stock

Mfr. Part No.
B65812B3003X22

Mouser Part No
871-B65812B3003X22

TDK

Ferrite Cores & Accessories Adjusting screw N22 M2 Pocan B3235

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Datasheet

5.484In Stock

Rp32.106

Rp29.170

Rp26.785

Rp24.767

View

Min.: 1
Mult.: 1

B65812B

Hardware & Accessories

Ungapped

RM Core

RM 8

Gray

N22

Bulk

Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO

B65812C1512T001
TDK
1: Rp27.152
5.898In Stock

Mfr. Part No.
B65812C1512T001

Mouser Part No
871-B65812C1512T1

TDK

Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO

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Datasheet

5.898In Stock

Rp27.152

Rp24.767

Rp22.015

Rp19.447

View

Min.: 1
Mult.: 1

RM8

Hardware & Accessories

Ungapped

RM Core

RM 8

12 Pin

Bulk

Ferrite Cores & Accessories Insulating washer RM8 Flexiso FI 16000

B65812F5000X000
TDK
1: Rp13.209
5.632In Stock
10.000On Order

Mfr. Part No.
B65812F5000X000

Mouser Part No
871-B65812F5000X000

TDK

Ferrite Cores & Accessories Insulating washer RM8 Flexiso FI 16000

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Datasheet

5.632In Stock

10.000On Order

Rp13.209

Rp11.962

Rp11.338

Rp10.567

View

Min.: 1
Mult.: 1

RM8

Ungapped

Bulk

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B65812N1005D001
TDK
1: Rp30.271
1.706In Stock

Mfr. Part No.
B65812N1005D001

Mouser Part No
871-B65812N1005D001

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

1.706In Stock

Rp30.271

Rp27.519

Rp24.217

Rp21.465

View

Min.: 1
Mult.: 1

RM8

Hardware & Accessories

Ungapped

RM Core

RM 8

5 Pin

Tray

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B65812N1008D001
TDK
1: Rp25.684
6.613In Stock
14.800On Order

Mfr. Part No.
B65812N1008D001

Mouser Part No
871-B65812N1008D001

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

6.613In Stock

14.800On Order

Rp25.684

Rp23.299

Rp20.731

Rp18.236

View

Min.: 1
Mult.: 1

RM8

Hardware & Accessories

Ungapped

RM Core

RM 8

8 Pin

Tray

Ferrite Cores & Accessories Coil former RM8 Sumikon PM 9630

B65812N1108D002
TDK
1: Rp50.452
1.051In Stock

Mfr. Part No.
B65812N1108D002

Mouser Part No
871-B65812N1108D002

TDK

Ferrite Cores & Accessories Coil former RM8 Sumikon PM 9630

Learn More

Datasheet

1.051In Stock

Rp50.452

Rp45.682

Rp39.994

Rp35.041

View

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Ungapped

RM 8

8 Pin

Tray

Ferrite Cores & Accessories RM 10 N87 160 '+3%-3% Sold as set

B65813J0160A087
TDK
1: Rp98.335
710In Stock

Mfr. Part No.
B65813J0160A087

Mouser Part No
871-B65813J0160A087

TDK

Ferrite Cores & Accessories RM 10 N87 160 '+3%-3% Sold as set

Learn More

Datasheet

710In Stock

Rp98.335

Rp67.146

Rp56.873

Rp49.534

View

Min.: 1
Mult.: 1

RM10

Ferrite Cores

Gapped

RM Core

RM 10

160 nH

3 %

N87

Blister Pack

Ferrite Cores & Accessories RM 10 N87 250 '+3%-3% Sold as set

B65813J0250A087
TDK
1: Rp98.335
808In Stock

Mfr. Part No.
B65813J0250A087

Mouser Part No
871-B65813J0250A087

TDK

Ferrite Cores & Accessories RM 10 N87 250 '+3%-3% Sold as set

Learn More

Datasheet

808In Stock

Rp98.335

Rp67.146

Rp56.873

Rp49.534

View

Min.: 1
Mult.: 1

RM10

Ferrite Cores

Gapped

RM Core

RM 10

250 nH

3 %

N87

Blister Pack

Ferrite Cores & Accessories RM 10 N48 400 '+3%-3% Sold as set

B65813N0400A048
TDK
1: Rp148.603
939In Stock

Mfr. Part No.
B65813N0400A048

Mouser Part No
871-B65813N0400A048

TDK

Ferrite Cores & Accessories RM 10 N48 400 '+3%-3% Sold as set

Learn More

Datasheet

939In Stock

Rp148.603

Rp101.820

Rp83.291

Rp74.485

View

Min.: 1
Mult.: 1

RM10

Ferrite Cores

Gapped

RM Core

RM 10

400 nH

3 %

N48

Blister Pack

Ferrite Cores & Accessories WAS-RM10-2 MAKROFOL KL3

B65814B2005X000
TDK
1: Rp11.558
11.845In Stock
11.200Expected 14/09/2026

Mfr. Part No.
B65814B2005X000

Mouser Part No
871-B65814B2005X000

TDK

Ferrite Cores & Accessories WAS-RM10-2 MAKROFOL KL3

Learn More

Datasheet

11.845In Stock

11.200Expected 14/09/2026

Rp11.558

Rp10.457

Rp9.925

Rp9.173

View

Min.: 1
Mult.: 1

RM10

Hardware & Accessories

Ungapped

RM Core

RM 10

Insulating Washer

Polycarbonate

Bulk

Ferrite Cores & Accessories RM12/I-N30 '+30%-20% Sold as set

B65815E0000R030
TDK
1: Rp185.478
315In Stock

Mfr. Part No.
B65815E0000R030

Mouser Part No
871-B65815E0000R030

TDK

Ferrite Cores & Accessories RM12/I-N30 '+30%-20% Sold as set

Learn More

Datasheet

315In Stock

Rp185.478

Rp124.753

Rp104.572

Rp92.097

View

Min.: 1
Mult.: 1

RM12

Ferrite Cores

Ungapped

RM Core

RM 12

8.7 uH

- 20 %, + 30 %

Core

N30

SMD/SMT

Bulk

Ferrite Cores & Accessories RM12/I-N87 '+30%-20% Sold as set

B65815E0000R087
TDK
1: Rp133.926
1.265In Stock
900Expected 17/03/2027

Mfr. Part No.
B65815E0000R087

Mouser Part No
871-B65815E0000R087

TDK

Ferrite Cores & Accessories RM12/I-N87 '+30%-20% Sold as set

Learn More

Datasheet

1.265In Stock

900Expected 17/03/2027

Rp133.926

Rp91.913

Rp75.035

Rp67.330

View

Min.: 1
Mult.: 1

RM12

Ferrite Cores

Ungapped

RM Core

RM 12

5.3 uH

- 20 %, + 30 %

Core

N87

SMD/SMT

Bulk

Ferrite Cores & Accessories RM 12 N41 160 +3%- 3% Sold as set

B65815E0160A041
TDK
1: Rp161.445
590In Stock

Mfr. Part No.
B65815E0160A041

Mouser Part No
871-B65815E160A41

TDK

Ferrite Cores & Accessories RM 12 N41 160 +3%- 3% Sold as set

Learn More

Datasheet

590In Stock

Rp161.445

Rp101.820

Rp87.327

Rp80.539

Rp71.182

Min.: 1
Mult.: 1

RM12

Ferrite Cores

Gapped

RM Core

RM 12

160 nH

3 %

Core

N41

SMD/SMT

Bulk

Ferrite Cores & Accessories CLI/P-RM12 2 PCS REQUIRED

B65816A2002X
TDK
1: Rp8.072
9.258In Stock
6.000Expected 05/10/2026

Mfr. Part No.
B65816A2002X

Mouser Part No
871-B65816A2002X

TDK

Ferrite Cores & Accessories CLI/P-RM12 2 PCS REQUIRED

Learn More

Datasheet

9.258In Stock

6.000Expected 05/10/2026

Rp8.072

Rp7.265

Rp7.008

Rp6.678

View

Min.: 1
Mult.: 1

B65816A

Hardware & Accessories

Ungapped

RM Core

RM 12

Clamp with Ground Terminal

Bulk

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B65816N1012D1
TDK
1: Rp30.271
1.495In Stock

Mfr. Part No.
B65816N1012D1

Mouser Part No
871-B65816N1012D1

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

1.495In Stock

Rp30.271

Rp27.519

Rp26.418

Rp25.684

View

Min.: 1
Mult.: 1

B65816N

Hardware & Accessories

Ungapped

RM Core

RM 12

12 Pin

Tray

Ferrite Cores & Accessories Coil former RM6 SMD Vectra E130i

B65821C1008T1
TDK
1: Rp38.160
7.392In Stock

Mfr. Part No.
B65821C1008T1

Mouser Part No
871-B65821C1008T1

TDK

Ferrite Cores & Accessories Coil former RM6 SMD Vectra E130i

Learn More

Datasheet

7.392In Stock

Rp38.160

Rp34.674

Rp32.106

Rp28.436

View

Min.: 1
Mult.: 1

B65821C

Hardware & Accessories

Ungapped

RM Core

RM 6

8 Pin

Gullwing

Tray

Ferrite Cores & Accessories COIL FORMER Laperos C 130

B65822F1008T001
TDK
1: Rp35.591
3.831In Stock

Mfr. Part No.
B65822F1008T001

Mouser Part No
871-B65822F1008T001

TDK

Ferrite Cores & Accessories COIL FORMER Laperos C 130

Learn More

Datasheet

3.831In Stock

Rp35.591

Rp32.289

Rp29.904

Rp26.418

View

Min.: 1
Mult.: 1

RM5

Hardware & Accessories

Ungapped

RM Core

RM 5

Coil Former

8 Pin

GFR Liquid Crystal Polymer

Gullwing

Tray

Ferrite Cores & Accessories COIL FORMER Laperos C 130

B65822J1008T001
TDK
1: Rp42.563
2.237In Stock

Mfr. Part No.
B65822J1008T001

Mouser Part No
871-B65822J1008T001

TDK

Ferrite Cores & Accessories COIL FORMER Laperos C 130

Learn More

Datasheet

2.237In Stock

Rp42.563

Rp38.710

Rp36.142

Rp33.206

View

Min.: 1
Mult.: 1

RM5

Hardware & Accessories

Ungapped

RM Core

RM 5

8 Pin

J Hook

Tray

Ferrite Cores & Accessories EP7-N30 +30%-20% Sold as set

B65839A0000R030
TDK
1: Rp31.922
2.652In Stock
6.000Expected 25/01/2027

Mfr. Part No.
B65839A0000R030

Mouser Part No
871-B65839A0000R030

TDK

Ferrite Cores & Accessories EP7-N30 +30%-20% Sold as set

Learn More

Datasheet

2.652In Stock

6.000Expected 25/01/2027

Rp31.922

Rp22.015

Rp18.896

Rp16.933

View

Min.: 1
Mult.: 1

EP7

Ferrite Cores

Ungapped

EP Core

EP 7

2 uH

- 20 %, + 30 %

N30

Bulk

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B65842W1008D001
TDK
1: Rp23.116
2.526In Stock

Mfr. Part No.
B65842W1008D001

Mouser Part No
871-B65842W1008D001

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

2.526In Stock

Rp23.116

Rp21.098

Rp19.814

Rp18.328

View

Min.: 1
Mult.: 1

EP10

Hardware & Accessories

Ungapped

EP Core

EP 10

8 Pin

Tray

Ferrite Cores & Accessories EP13-T38 Sold as set

B65843A0000Y038
TDK
1: Rp57.973
1.444In Stock

Mfr. Part No.
B65843A0000Y038

Mouser Part No
871-B65843A0000Y038

TDK

Ferrite Cores & Accessories EP13-T38 Sold as set

Learn More

Datasheet

1.444In Stock

Rp57.973

Rp39.994

Rp34.124

Rp29.904

View

Min.: 1
Mult.: 1

EP13

Ferrite Cores

Ungapped

EP Core

EP 13

7 uH

- 30 %, + 40 %

T38

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