Ferrite Cores & Accessories – Mouser United Kingdom

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Part #

Ferrite Cores & Accessories COIL FORMER RM 6 6/1

B65808N1006D001
EPCOS / TDK
1: £1.16
8,243In Stock
6,000Expected 21/08/2026

Mfr. Part No.
B65808N1006D001

Mouser Part No
871-B65808N1006D001

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER RM 6 6/1

Learn More

Datasheet

8,243In Stock

6,000Expected 21/08/2026

£1.16

£0.803

£0.689

£0.622

View

Min.: 1
Mult.: 1

RM6

Hardware & Accessories

Ungapped

RM Core

RM 6

6 Pin

Tray

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B65808N1006D002
EPCOS / TDK
1: £1.27
2,294In Stock

Mfr. Part No.
B65808N1006D002

Mouser Part No
871-B65808N1006D002

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

2,294In Stock

£1.27

£0.882

£0.759

£0.667

View

Min.: 1
Mult.: 1

RM6

Hardware & Accessories

Ungapped

RM Core

RM 6

6 Pin

Tray

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

B65812A2203X
EPCOS / TDK
1: £0.217
34,182In Stock

Mfr. Part No.
B65812A2203X

Mouser Part No
871-B65812A2203X

EPCOS / TDK

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

Learn More

Datasheet

34,182In Stock

£0.217

£0.155

£0.134

£0.12

View

Min.: 1
Mult.: 1

B65812A

Hardware & Accessories

Ungapped

RM Core

RM 8

Clamp with Ground Terminal

Bulk

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B65812N1008D001
EPCOS / TDK
1: £1.20
5,879In Stock

Mfr. Part No.
B65812N1008D001

Mouser Part No
871-B65812N1008D001

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

5,879In Stock

£1.20

£0.841

£0.718

£0.636

£0.495

Min.: 1
Mult.: 1

RM8

Hardware & Accessories

Ungapped

RM Core

RM 8

8 Pin

Tray

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B65812N1012D001
EPCOS / TDK
1: £1.15
3,790In Stock

Mfr. Part No.
B65812N1012D001

Mouser Part No
871-B65812N1012D1

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

3,790In Stock

£1.15

£0.796

£0.682

£0.603

£0.464

Min.: 1
Mult.: 1

RM8

Hardware & Accessories

Ungapped

RM Core

RM 8

Coil Former Square Pins

12 Pin

Tray

Ferrite Cores & Accessories Coil former PQ50/50 Phenolic T375HF

B65982E0012D001
EPCOS / TDK
1: £1.96
1,167In Stock

Mfr. Part No.
B65982E0012D001

Mouser Part No
871-B65982E0012D001

EPCOS / TDK

Ferrite Cores & Accessories Coil former PQ50/50 Phenolic T375HF

Learn More

Datasheet

1,167In Stock

£1.96

£1.35

£1.15

£1.07

£0.969

Min.: 1
Mult.: 1

PQ50/50

Hardware & Accessories

Ungapped

PQ Core

PQ 50 x 50

Coil Former

12 Pin

PMC Thermosetting Plastic

Tray

Ferrite Cores & Accessories ETD29/16/10 N87LP 0.5MM

B66358G0500X187
EPCOS / TDK
1: £1.52
3,681In Stock

Mfr. Part No.
B66358G0500X187

Mouser Part No
871-B66358G0500X187

EPCOS / TDK

Ferrite Cores & Accessories ETD29/16/10 N87LP 0.5MM

Learn More

Datasheet

3,681In Stock

£1.52

£1.05

£0.899

£0.796

View

Min.: 1
Mult.: 1

ETD29/16/10

Ferrite Cores

Gapped

ETD Core

29 x 16 x 10

201 nH

N87

Bulk

Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO

B66359B1013T001
EPCOS / TDK
1: £1.56
2,547In Stock

Mfr. Part No.
B66359B1013T001

Mouser Part No
871-B66359B1013T001

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO

Learn More

Datasheet

2,547In Stock

£1.56

£1.08

£0.925

£0.818

View

Min.: 1
Mult.: 1

ETD29/16/10

Hardware & Accessories

Ungapped

ETD Core

29 x 16 x 10

13 Pin

Tray

Ferrite Cores & Accessories COIL FORMER RNITE FR 530

B66359W1013T1
EPCOS / TDK
1: £1.62
3,365In Stock

Mfr. Part No.
B66359W1013T1

Mouser Part No
871-B66359W1013T1

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER RNITE FR 530

Learn More

Datasheet

3,365In Stock

£1.62

£1.12

£0.952

£0.841

View

Min.: 1
Mult.: 1

B66359W

Hardware & Accessories

Ungapped

ETD Core

29 x 16 x 10

13 Pin

Tray

Ferrite Cores & Accessories COIL FORMER RYNITE FR 530

B66359X1014T001
EPCOS / TDK
1: £1.57
2,532In Stock

Mfr. Part No.
B66359X1014T001

Mouser Part No
871-B66359X1014T001

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER RYNITE FR 530

Learn More

Datasheet

2,532In Stock

£1.57

£1.09

£0.934

£0.818

View

Min.: 1
Mult.: 1

ETD29/16/10

Hardware & Accessories

Ungapped

ETD Core

29 x 16 x 10

14 Pin

Tray

Ferrite Cores & Accessories ETD39/20/13 N87LP 0.2MM

B66363G0200X187
EPCOS / TDK
1: £2.47
2,800In Stock

Mfr. Part No.
B66363G0200X187

Mouser Part No
871-B66363G0200X187

EPCOS / TDK

Ferrite Cores & Accessories ETD39/20/13 N87LP 0.2MM

Learn More

Datasheet

2,800In Stock

£2.47

£1.70

£1.46

£1.28

View

Min.: 1
Mult.: 1

ETD39/20/13

Ferrite Cores

Gapped

ETD Core

39 x 20 x 13

639 nH

N87

Bulk

Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO

B66364B1016T001
EPCOS / TDK
1: £2.35
2,323In Stock
2,000Expected 18/08/2026

Mfr. Part No.
B66364B1016T001

Mouser Part No
871-B66364B1016T001

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO

Learn More

Datasheet

2,323In Stock

2,000Expected 18/08/2026

£2.35

£1.62

£1.39

£1.22

View

Min.: 1
Mult.: 1

ETD39/20/13

Hardware & Accessories

Gapped

ETD Core

39 x 20 x 13

16 Pin

Tray

Ferrite Cores & Accessories COIL FORMER RNITE FR 530

B66396W1022T1
EPCOS / TDK
1: £2.80
2,678In Stock

Mfr. Part No.
B66396W1022T1

Mouser Part No
871-B66396W1022T1

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER RNITE FR 530

Learn More

Datasheet

2,678In Stock

£2.80

£1.92

£1.63

£1.49

Min.: 1
Mult.: 1

B66396W

Hardware & Accessories

Ungapped

ETD Core

54 x 28 x 19

22 Pin

Tray

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B66414W1008D1
EPCOS / TDK
1: £1.12
2,786In Stock

Mfr. Part No.
B66414W1008D1

Mouser Part No
871-B66414W1008D1

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

2,786In Stock

£1.12

£0.78

£0.665

£0.588

£0.527

Min.: 1
Mult.: 1

B66414W

Hardware & Accessories

Ungapped

EFD Core

15 x 8 x 5

Coil Former with Solder Pins

8 Pin

Tray

Ferrite Cores & Accessories YOKE ER9.5

B65527A2000X000
EPCOS / TDK
1: £0.428
1,196In Stock

Mfr. Part No.
B65527A2000X000

Mouser Part No
871-B65527A2000X

EPCOS / TDK

Ferrite Cores & Accessories YOKE ER9.5

Learn More

Datasheet

1,196In Stock

£0.428

£0.299

£0.259

£0.23

View

Min.: 1
Mult.: 1

ER9.5

Hardware & Accessories

Ungapped

ER Core

9.5 x 5

Bulk

Ferrite Cores & Accessories CLM-RM6 2 PCS REQUIRED

B65808J2204X000
EPCOS / TDK
1: £0.21
5,810In Stock
10,000Expected 16/04/2026

Mfr. Part No.
B65808J2204X000

Mouser Part No
871-B65808J2204X000

EPCOS / TDK

Ferrite Cores & Accessories CLM-RM6 2 PCS REQUIRED

Learn More

Datasheet

5,810In Stock

10,000Expected 16/04/2026

£0.21

£0.141

£0.122

£0.11

View

Min.: 1
Mult.: 1

RM6

Hardware & Accessories

Ungapped

RM Core

RM 6

Bulk

Ferrite Cores & Accessories RM8 N87 250 +3%-3% Sold as set

B65811J0250A087
EPCOS / TDK
1: £1.95
220In Stock
800Expected 17/04/2026

Mfr. Part No.
B65811J0250A087

Mouser Part No
871-B65811J0250A087

EPCOS / TDK

Ferrite Cores & Accessories RM8 N87 250 +3%-3% Sold as set

Learn More

Datasheet

220In Stock

800Expected 17/04/2026

£1.95

£1.34

£1.15

£1.04

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Gapped

RM Core

RM 8

250 nH

3 %

N87

Blister Pack

Ferrite Cores & Accessories RM8/I-N87

B65811JR87
EPCOS / TDK
1: £1.87
151In Stock
4,000On Order

Mfr. Part No.
B65811JR87

Mouser Part No
871-B65811JR87

EPCOS / TDK

Ferrite Cores & Accessories RM8/I-N87

Learn More

Datasheet

151In Stock

4,000On Order

£1.87

£1.29

£1.10

£0.969

£0.748

Min.: 1
Mult.: 1

B65811J

Ferrite Cores

Ungapped

RM Core

RM 8

3.3 uH

- 20 %, + 30 %

N87

Blister Pack

Ferrite Cores & Accessories CLI/P-RM8

B65812P2203X000
EPCOS / TDK
1: £0.436
2,232In Stock

Mfr. Part No.
B65812P2203X000

Mouser Part No
871-B65812P2203X000

EPCOS / TDK

Ferrite Cores & Accessories CLI/P-RM8

Learn More

Datasheet

2,232In Stock

£0.436

£0.303

£0.262

£0.233

View

Min.: 1
Mult.: 1

RM8

Hardware & Accessories

Ungapped

RM Core

RM 8

Clamp with Ground Terminal

Bulk

Ferrite Cores & Accessories EFD25/13/9 N87

B66421GX187
EPCOS / TDK
1: £1.15
1,619In Stock
2,100Expected 24/03/2026

Mfr. Part No.
B66421GX187

Mouser Part No
871-B66421GX187

EPCOS / TDK

Ferrite Cores & Accessories EFD25/13/9 N87

Learn More

Datasheet

1,619In Stock

2,100Expected 24/03/2026

£1.15

£0.811

£0.689

£0.608

View

Min.: 1
Mult.: 1

B66421G

Ferrite Cores

Ungapped

EFD Core

25 x 13 x 9

2 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories EFD25/13/9 N87AL 315NH +/-10%

B66421U0315K187
EPCOS / TDK
1: £1.17
1,072In Stock

Mfr. Part No.
B66421U0315K187

Mouser Part No
871-B66421U0315K187

EPCOS / TDK

Ferrite Cores & Accessories EFD25/13/9 N87AL 315NH +/-10%

Learn More

Datasheet

1,072In Stock

£1.17

£0.818

£0.696

£0.615

View

Min.: 1
Mult.: 1

EFD25/13/9

Ferrite Cores

Gapped

EFD Core

25 x 13 x 9

315 nH

10 %

N87

Bulk

Ferrite Cores & Accessories EFD25/13/9 N87AL 250NH+/-10%

B66421U0250K187
EPCOS / TDK
1: £1.20
901In Stock

Mfr. Part No.
B66421U0250K187

Mouser Part No
871-B66421U250K187

EPCOS / TDK

Ferrite Cores & Accessories EFD25/13/9 N87AL 250NH+/-10%

Learn More

Datasheet

901In Stock

£1.20

£0.834

£0.713

£0.63

View

Min.: 1
Mult.: 1

EFD25/13/9

Ferrite Cores

Gapped

EFD Core

25 x 13 x 9

250 nH

10 %

N87

Bulk

Ferrite Cores & Accessories CLM-EFD25 2 PCS REQUIRED

B66422B2000X
EPCOS / TDK
1: £0.323
2,850In Stock
2,600Expected 16/04/2026

Mfr. Part No.
B66422B2000X

Mouser Part No
871-B66422B2000X

EPCOS / TDK

Ferrite Cores & Accessories CLM-EFD25 2 PCS REQUIRED

Learn More

Datasheet

2,850In Stock

2,600Expected 16/04/2026

£0.323

£0.224

£0.195

£0.174

View

Min.: 1
Mult.: 1

B66422B

Hardware & Accessories

Ungapped

EFD Core

25 x 13 x 9

Bulk

Ferrite Cores & Accessories COIL FORMER Laperos C 130

B65527B1008T001
EPCOS / TDK
1: £1.26
1,580In Stock
2,000Expected 06/04/2026

Mfr. Part No.
B65527B1008T001

Mouser Part No
871-B65527B1008T1

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER Laperos C 130

Learn More

Datasheet

1,580In Stock

2,000Expected 06/04/2026

£1.26

£0.871

£0.746

£0.659

View

Min.: 1
Mult.: 1

ER9.5

Hardware & Accessories

Ungapped

ER Core

9.5 x 5

Coil Former with Gull Wing Terminals

8 Pin

Gullwing

Tray

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B65808N1004D002
EPCOS / TDK
1: £1.25
870In Stock

Mfr. Part No.
B65808N1004D002

Mouser Part No
871-B65808N1004D002

EPCOS / TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

870In Stock

£1.25

£0.871

£0.74

£0.655

View

Min.: 1
Mult.: 1

RM6

Hardware & Accessories

Ungapped

RM Core

RM 6

4 Pin

Tray

Customer Service Office

Company

Resources

Support

B65526A
B65526B
B65811J
B65812A
B65816N
B66359W
B66364A
B66364W
B66396W
B66413G
B66414W
B66421G
B66422B
B66422W
EFD15/8/5
EFD25/13/9
ER11/2.5/6
ER11/5
ER25/6/15
ER9.5

9.5 x 5
11 x 5
15 x 8 x 5
25 x 13 x 9
25 x 6 x 15
26 x 20
26 x 25
29 x 16 x 10
32 x 20
32 x 30
39 x 20 x 13
40 x 40
50 x 50
54 x 28 x 19
PQ 26 x 25
PQ 32 x 20
PQ 40 x 40
PQ 50 x 50
RM 12
RM 6

100 nH
124 nH
160 nH
201 nH
229 nH
250 nH
315 nH
383 nH
400 nH
621 nH
639 nH
780 nH
800 nH
1.2 uH
2 uH
2.4 uH
3 uH
3.3 uH
4.1 uH
4.3 uH