Ferrite Cores & Accessories – Mouser United Kingdom

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Part #

Ferrite Cores & Accessories ER 11/5 N87 Sold as set

B65525J0160A087
TDK
1: £1.10
6,571In Stock

Mfr. Part No.
B65525J0160A087

Mouser Part No
871-B65525J0160A087

TDK

Ferrite Cores & Accessories ER 11/5 N87 Sold as set

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Datasheet

6,571In Stock

£1.10

£0.766

£0.656

£0.581

View

Min.: 1
Mult.: 1

ER11/2.5/6

Ferrite Cores

Gapped

ER Core

11 x 5

160 nH

3 %

N87

Bulk

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

B65807P0000R087
TDK
1: £2.80
2,491In Stock

Mfr. Part No.
B65807P0000R087

Mouser Part No
871-B65807P0000R087

TDK

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

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Datasheet

2,491In Stock

£2.80

£1.92

£1.63

£1.42

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Ungapped

RM LP Core

RM 6

3 uH

- 20 %, + 30 %

N87

Blister Pack

Ferrite Cores & Accessories RM8 N87 4100 '+30%-20% Sold as set

B65811P0000R087
TDK
1: £3.85
1,663In Stock

Mfr. Part No.
B65811P0000R087

Mouser Part No
871-B65811P0000R087

TDK

Ferrite Cores & Accessories RM8 N87 4100 '+30%-20% Sold as set

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Datasheet

1,663In Stock

£3.85

£2.63

£2.23

£1.95

£1.55

Min.: 1
Mult.: 1

RM8/LP

Ferrite Cores

Ungapped

RM LP Core

RM 8

4.1 uH

- 20 %, + 30 %

N87

Blister Pack

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B66422W1010D1
TDK
1: £1.70
4,225In Stock
3,900Expected 21/01/2027

Mfr. Part No.
B66422W1010D1

Mouser Part No
871-B66422W1010D1

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

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Datasheet

4,225In Stock

3,900Expected 21/01/2027

£1.70

£1.18

£1.00

£0.89

View

Min.: 1
Mult.: 1

B66422W

Hardware & Accessories

Ungapped

EFD Core

25 x 13 x 9

Coil Former with Solder Pins

10 Pin

Tray

Ferrite Cores & Accessories COIL FORMER RNITE FR 530

B66359W1013T1
TDK
1: £1.36
4,439In Stock

Mfr. Part No.
B66359W1013T1

Mouser Part No
871-B66359W1013T1

TDK

Ferrite Cores & Accessories COIL FORMER RNITE FR 530

Learn More

Datasheet

4,439In Stock

£1.36

£1.23

£1.19

£1.10

View

Min.: 1
Mult.: 1

B66359W

Hardware & Accessories

Ungapped

ETD Core

29 x 16 x 10

13 Pin

Tray

Ferrite Cores & Accessories PQ 40/40 N87 4300 Tol +30-20% Sold as set

B65883A0000R087
TDK
1: £8.83
269In Stock
270Expected 29/10/2026

Mfr. Part No.
B65883A0000R087

Mouser Part No
871-B65883A0000R087

TDK

Ferrite Cores & Accessories PQ 40/40 N87 4300 Tol +30-20% Sold as set

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Datasheet

269In Stock

270Expected 29/10/2026

£8.83

£5.92

£4.71

Reel

£4.71

£4.48

View

Min.: 1
Mult.: 1

: 45

PQ40/40

Ferrite Cores

Ungapped

PQ Core

40 x 40

4.3 uH

- 20 %, + 30 %

N87

Ammo Pack

Ferrite Cores & Accessories COIL FORMER RNITE FR 530

B66396W1022T1
TDK
1: £2.73
3,013In Stock

Mfr. Part No.
B66396W1022T1

Mouser Part No
871-B66396W1022T1

TDK

Ferrite Cores & Accessories COIL FORMER RNITE FR 530

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Datasheet

3,013In Stock

£2.73

£2.48

£2.37

£2.18

View

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

B65812N1005D002
TDK
1: £1.34
6In Stock

Mfr. Part No.
B65812N1005D002

Mouser Part No
871-B65812N1005D002

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

6In Stock

£1.34

£1.05

£0.978

£0.952

View

Min.: 1
Mult.: 1

RM8

Hardware & Accessories

Ungapped

RM Core

RM 8

5 Pin

Tray

Ferrite Cores & Accessories ETD29/16/10 N87LP 0.1MM

B66358G0100X187
TDK
1: £1.95
1,048In Stock

Mfr. Part No.
B66358G0100X187

Mouser Part No
871-B66358G0100X187

TDK

Ferrite Cores & Accessories ETD29/16/10 N87LP 0.1MM

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Datasheet

1,048In Stock

£1.95

£1.34

£1.15

£1.01

View

Min.: 1
Mult.: 1

ETD29/16/10

Ferrite Cores

Gapped

ETD Core

29 x 16 x 10

621 nH

N87

Bulk

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B65808N1005D001
TDK
1: £1.12
947In Stock

Mfr. Part No.
B65808N1005D001

Mouser Part No
871-B65808N1005D001

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

947In Stock

£1.12

£1.01

£0.899

£0.796

View

Min.: 1
Mult.: 1

RM6

Hardware & Accessories

Ungapped

RM Core

RM 6

5 Pin

Tray

Ferrite Cores & Accessories ER9.5-N87 +30%-20% Sold as set

B65523J0000R087
TDK
1: £1.05
6,632In Stock

Mfr. Part No.
B65523J0000R087

Mouser Part No
871-B65523J0000R087

TDK

Ferrite Cores & Accessories ER9.5-N87 +30%-20% Sold as set

Learn More

Datasheet

6,632In Stock

£1.05

£0.726

£0.625

£0.566

View

Min.: 1
Mult.: 1

ER9.5

Ferrite Cores

Ungapped

ER Core

9.5 x 5

800 nH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories ER11/5-N87 Sold as set

B65525J0000R087
TDK
1: £1.35
11,946In Stock
20,000Expected 14/09/2026

Mfr. Part No.
B65525J0000R087

Mouser Part No
871-B65525J0000R087

TDK

Ferrite Cores & Accessories ER11/5-N87 Sold as set

Learn More

Datasheet

11,946In Stock

20,000Expected 14/09/2026

£1.35

£0.943

£0.803

£0.717

View

Min.: 1
Mult.: 1

ER11/5

Ferrite Cores

Ungapped

ER Core

11 x 5

1.2 uH

- 20 %, + 30 %

N87

Bulk

Ferrite Cores & Accessories CF-ER11/5-VSG-1S-10P

B65526B1010T1
TDK
1: £1.20
6,865In Stock
4,000Expected 10/11/2026

Mfr. Part No.
B65526B1010T1

Mouser Part No
871-B65526B1010T1

TDK

Ferrite Cores & Accessories CF-ER11/5-VSG-1S-10P

Learn More

Datasheet

6,865In Stock

4,000Expected 10/11/2026

£1.20

£1.10

£1.05

£1.02

View

Min.: 1
Mult.: 1

B65526B

Hardware & Accessories

Ungapped

ER Core

11 x 5

Coil Former with Gull Wing Terminals

10 Pin

Gullwing

Tray

Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO

B65808E1508T001
TDK
1: £1.27
1,718In Stock

Mfr. Part No.
B65808E1508T001

Mouser Part No
871-B65808E1508T1

TDK

Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO

Learn More

Datasheet

1,718In Stock

£1.27

£1.15

£1.05

£0.925

£0.882

Min.: 1
Mult.: 1

RM6

Hardware & Accessories

Ungapped

RM Core

RM 6

Coil Former with Angled Pins

8 Pin

Angled Pin

Bulk

Ferrite Cores & Accessories COIL FORMER RM 6 6/1

B65808N1006D001
TDK
1: £1.12
12,968In Stock

Mfr. Part No.
B65808N1006D001

Mouser Part No
871-B65808N1006D001

TDK

Ferrite Cores & Accessories COIL FORMER RM 6 6/1

Learn More

Datasheet

12,968In Stock

£1.12

£0.934

£0.849

£0.788

View

Min.: 1
Mult.: 1

RM6

Hardware & Accessories

Ungapped

RM Core

RM 6

6 Pin

Tray

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

B65811J0250A087
TDK
1: £3.11
1,288In Stock

Mfr. Part No.
B65811J0250A087

Mouser Part No
871-B65811J0250A087

TDK

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

Learn More

Datasheet

1,288In Stock

£3.11

£2.13

£1.81

£1.58

£1.22

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
TDK
1: £3.03
1,272In Stock
3,200Expected 08/03/2027

Mfr. Part No.
B65811JR87

Mouser Part No
871-B65811JR87

TDK

Ferrite Cores & Accessories RM8/I-N87

Learn More

Datasheet

1,272In Stock

3,200Expected 08/03/2027

£3.03

£2.07

£1.76

£1.55

View

Min.: 1
Mult.: 1

B65811J

Ferrite Cores

Ungapped

RM Core

RM 8

3.3 uH

- 20 %, + 30 %

N87

Blister Pack

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B65812N1005D001
TDK
1: £1.24
1,676In Stock

Mfr. Part No.
B65812N1005D001

Mouser Part No
871-B65812N1005D001

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

1,676In Stock

£1.24

£1.13

£1.04

£0.952

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: £1.05
3,363In 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

3,363In Stock

14,800On Order

£1.05

£0.952

£0.882

£0.811

View

Min.: 1
Mult.: 1

RM8

Hardware & Accessories

Ungapped

RM Core

RM 8

8 Pin

Tray

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

B65815E0000R087
TDK
1: £5.48
1,255In Stock
900Expected 19/10/2026

Mfr. Part No.
B65815E0000R087

Mouser Part No
871-B65815E0000R087

TDK

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

Learn More

Datasheet

1,255In Stock

900Expected 19/10/2026

£5.48

£3.76

£3.07

£2.76

£2.42

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 COIL FORMER SUMIKON PM 9630

B65816N1012D1
TDK
1: £1.24
1,495In Stock
1,500Expected 23/10/2026

Mfr. Part No.
B65816N1012D1

Mouser Part No
871-B65816N1012D1

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

1,495In Stock

1,500Expected 23/10/2026

£1.24

£1.13

£1.08

£1.05

View

Min.: 1
Mult.: 1

B65816N

Hardware & Accessories

Ungapped

RM Core

RM 12

12 Pin

Tray

Ferrite Cores & Accessories COIL FORMER RYNITE FR 530

B66359X1014T001
TDK
1: £1.90
1,529In Stock

Mfr. Part No.
B66359X1014T001

Mouser Part No
871-B66359X1014T001

TDK

Ferrite Cores & Accessories COIL FORMER RYNITE FR 530

Learn More

Datasheet

1,529In Stock

£1.90

£1.60

£1.37

£1.20

View

Min.: 1
Mult.: 1

ETD29/16/10

Hardware & Accessories

Ungapped

ETD Core

29 x 16 x 10

14 Pin

Tray

Ferrite Cores & Accessories EFD15/8/5 N87

B66413GX187
TDK
1: £0.773
17,792In Stock
19,200Expected 14/01/2027

Mfr. Part No.
B66413GX187

Mouser Part No
871-B66413GX187

TDK

Ferrite Cores & Accessories EFD15/8/5 N87

Learn More

Datasheet

17,792In Stock

19,200Expected 14/01/2027

£0.773

£0.535

£0.46

£0.409

View

Min.: 1
Mult.: 1

B66413G

Ferrite Cores

Ungapped

EFD Core

15 x 8 x 5

780 nH

- 20 %, + 30 %

N87

Tray

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

B66421U0250K187
TDK
1: £1.40
3,861In Stock

Mfr. Part No.
B66421U0250K187

Mouser Part No
871-B66421U250K187

TDK

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

Learn More

Datasheet

3,861In Stock

£1.40

£0.969

£0.834

£0.739

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
TDK
1: £0.315
8,916In Stock

Mfr. Part No.
B66422B2000X

Mouser Part No
871-B66422B2000X

TDK

Ferrite Cores & Accessories CLM-EFD25 2 PCS REQUIRED

Learn More

Datasheet

8,916In Stock

£0.315

£0.289

£0.278

£0.265

View

Min.: 1
Mult.: 1

B66422B

Hardware & Accessories

Ungapped

EFD Core

25 x 13 x 9

Bulk

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