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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 35x62x25 FINEMET Cut Core

F3CC016A
Proterial
1: £141.07
30Expected 12/01/2027

Mfr. Part No.
F3CC016A

Mouser Part No
205-F3CC016A

Proterial

Ferrite Cores & Accessories 35x62x25 FINEMET Cut Core

Datasheet

30Expected 12/01/2027

£141.07

£129.84

Min.: 1
Mult.: 1

F3CC

Ferrite Cores

Cut Core

Finemet

Ferrite Cores & Accessories 95 Planar EE Core Ind 8700 nH 25% TOL

9495206002
Fair-Rite
1: £3.37
1,486Expected 04/01/2027

Mfr. Part No.
9495206002

Mouser Part No
623-9495206002

Fair-Rite

Ferrite Cores & Accessories 95 Planar EE Core Ind 8700 nH 25% TOL

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Product Comments

1,486Expected 04/01/2027

£3.37

£2.31

£1.96

£1.71

View

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

E Core

43.2 x 27.9 x 9.55

9.5 uH

25 %

Bulk

Ferrite Cores & Accessories 78 ETD Core ETD39 Ind 3000 nH 25% TOL

9578394002
Fair-Rite
1: £2.33
1In Stock

Mfr. Part No.
9578394002

Mouser Part No
623-9578394002

Fair-Rite

Ferrite Cores & Accessories 78 ETD Core ETD39 Ind 3000 nH 25% TOL

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Product Comments

1In Stock

£2.33

£1.62

£1.37

£1.20

£0.952

Min.: 1
Mult.: 1

Ferrite Cores

Ungapped

ETD Core

39.1 x 19.8 x 12.7

3 uH

25 %

Bulk

Ferrite Cores & Accessories 77 3PC Bobbin Imp 66 nH 10% TOL

9677182009
Fair-Rite
1: £1.53
2,139On Order

Mfr. Part No.
9677182009

Mouser Part No
623-9677182009

Fair-Rite

Ferrite Cores & Accessories 77 3PC Bobbin Imp 66 nH 10% TOL

Learn More

2,139On Order

£1.53

£1.39

£1.29

£1.14

View

Min.: 1
Mult.: 1

Hardware & Accessories

Coil Former (Bobbins)

66 nH

10 %

Bulk

Ferrite Cores & Accessories 5340nH 25% MnZn PC47 Ferrite Core

PC47EER42/42/20-Z
TDK
1: £6.41
399Expected 07/12/2026

Mfr. Part No.
PC47EER42/42/20-Z

Mouser Part No
810-PC47EER42/42/20Z

TDK

Ferrite Cores & Accessories 5340nH 25% MnZn PC47 Ferrite Core

Learn More

Datasheet

399Expected 07/12/2026

£6.41

£4.35

£3.61

£3.49

£3.38

Min.: 1
Mult.: 1

Ferrite Bead Cores

Tray

Ferrite Cores & Accessories 4860nH 25% MnZn PC47 40x34.75x11.65mm

PC47EI40-Z
TDK
1: £3.34
2,346On Order

Mfr. Part No.
PC47EI40-Z

Mouser Part No
810-PC47EI40-Z

TDK

Ferrite Cores & Accessories 4860nH 25% MnZn PC47 40x34.75x11.65mm

Learn More

Datasheet

2,346On Order

£3.34

£2.29

£1.95

£1.70

View

Min.: 1
Mult.: 1

Multi-Hole Cores

Ferrite Core for Switching Power Supplies

4.86 uH

Manganese Zinc

Tray

Ferrite Cores & Accessories 3680n 25% Mn-Zn PC95 Ferrite Core

PC95ELT15.5X5.8-Z
TDK
1: £1.37
2,372Expected 31/08/2026

Mfr. Part No.
PC95ELT15.5X5.8-Z

Mouser Part No
810-PC95ELT15.5X5.8Z

TDK

Ferrite Cores & Accessories 3680n 25% Mn-Zn PC95 Ferrite Core

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Datasheet

2,372Expected 31/08/2026

£1.37

£0.943

£0.811

£0.715

View

Min.: 1
Mult.: 1

Planar

Ferrite Bead Cores

Tray

Ferrite Cores & Accessories R36/23/15 N30 toroid

B64290A0674X830
TDK
1: £5.76
593Expected 19/01/2027

Mfr. Part No.
B64290A0674X830

Mouser Part No
871-B64290A0674X830

TDK

Ferrite Cores & Accessories R36/23/15 N30 toroid

Learn More

Datasheet

593Expected 19/01/2027

£5.76

£4.00

£3.20

£2.92

£2.76

Min.: 1
Mult.: 1

T36/23/15

Toroids

Ungapped

N30

Bulk

Ferrite Cores & Accessories 202X153X25 N30 TOROID

B64290A0711X830
TDK
1: £112.20
25On Order

Mfr. Part No.
B64290A0711X830

Mouser Part No
871-B64290A0711X830

TDK

Ferrite Cores & Accessories 202X153X25 N30 TOROID

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Datasheet

25On Order

£112.20

£100.53

Min.: 1
Mult.: 1

T202/153/25

Toroids

Ungapped

5.2 uH

N30

Bulk

Ferrite Cores & Accessories 58.3X40.8X17.6N87 TOROID

B64290L0040X087
TDK
1: £14.44
500On Order

Mfr. Part No.
B64290L0040X087

Mouser Part No
871-B64290L0040X087

TDK

Ferrite Cores & Accessories 58.3X40.8X17.6N87 TOROID

Learn More

Datasheet

500On Order

£14.44

£10.07

£8.33

£7.87

Min.: 1
Mult.: 1

TX58.3/40.8/17.6

Toroids

Ungapped

2.76 uH

N87

Bulk

Ferrite Cores & Accessories 29.5X19X14.9 T38 TOROID

B64290L0647X038
TDK
1: £4.41
2,385On Order

Mfr. Part No.
B64290L0647X038

Mouser Part No
871-B64290L0647X038

TDK

Ferrite Cores & Accessories 29.5X19X14.9 T38 TOROID

Learn More

Datasheet

2,385On Order

£4.41

£3.03

£2.57

£2.25

View

Min.: 1
Mult.: 1

TX29.5/19.0/14.9

Toroids

Ungapped

13.1 uH

T38

Bulk

Ferrite Cores & Accessories 29.5X19.0X14.9 N87 TOROID

B64290L0647X087
TDK
1: £3.33
1,198On Order

Mfr. Part No.
B64290L0647X087

Mouser Part No
871-B64290L0647X087

TDK

Ferrite Cores & Accessories 29.5X19.0X14.9 N87 TOROID

Learn More

Datasheet

1,198On Order

£3.33

£2.28

£1.94

£1.69

View

Min.: 1
Mult.: 1

TX29/19/15

Toroids

Ungapped

2.88 uH

N87

Bulk

Ferrite Cores & Accessories 22.1X13.7X7.9 T38 TOROID

B64290L0719X038
TDK
1: £1.90
3,000Expected 08/12/2026

Mfr. Part No.
B64290L0719X038

Mouser Part No
871-B64290L0719X038

TDK

Ferrite Cores & Accessories 22.1X13.7X7.9 T38 TOROID

Learn More

Datasheet

3,000Expected 08/12/2026

£1.90

£1.32

£1.13

£0.995

View

Reel

£0.703

Min.: 1
Mult.: 1

: 750

TX22/14/7.9

Toroids

Ungapped

7.57 uH

T38

Ammo Pack

Ferrite Cores & Accessories 12.7X7.9X6.35 T65 TOROID

B64290L0742X065
TDK
1: £0.548
20,443On Order

Mfr. Part No.
B64290L0742X065

Mouser Part No
871-B64290L0742X065

TDK

Ferrite Cores & Accessories 12.7X7.9X6.35 T65 TOROID

Learn More

Datasheet

20,443On Order

£0.548

£0.379

£0.327

£0.292

View

Reel

£0.162

Min.: 1
Mult.: 1

: 1,500

TX13/7.9/6.4

Toroids

Ungapped

2.85 uH

T65

Ammo Pack

Ferrite Cores & Accessories TOROID 10/6/4 T38

B64290L38X38
TDK
1: £0.368
107,385Expected 03/08/2027

Mfr. Part No.
B64290L38X38

Mouser Part No
871-B64290L38X38

TDK

Ferrite Cores & Accessories TOROID 10/6/4 T38

Learn More

Datasheet

107,385Expected 03/08/2027

£0.368

£0.263

£0.219

£0.196

View

Min.: 1
Mult.: 1

B64290L

Toroids

Ungapped

4.09 uH

T38

Bulk

Ferrite Cores & Accessories TOROID 34X20.5X12.5 N30

B64290L48X830
TDK
1: £3.18
4,698On Order

Mfr. Part No.
B64290L48X830

Mouser Part No
871-B64290L48X830

TDK

Ferrite Cores & Accessories TOROID 34X20.5X12.5 N30

Learn More

Datasheet

4,698On Order

£3.18

£2.17

£1.85

£1.62

£1.40

Min.: 1
Mult.: 1

B64290L

Toroids

Ungapped

5.46 uH

N30

Bulk

Ferrite Cores & Accessories TOROID 25.3X14.8X10 N27

B64290L0618X027
TDK
1: £1.53
3,750Expected 30/11/2026

Mfr. Part No.
B64290L0618X027

Mouser Part No
871-B64290L618X27

TDK

Ferrite Cores & Accessories TOROID 25.3X14.8X10 N27

Learn More

Datasheet

3,750Expected 30/11/2026

£1.53

£1.06

£0.908

£0.803

View

Reel

£0.562

Min.: 1
Mult.: 1

: 500

TX25.3/14.8/10

Toroids

Ungapped

N27

Ammo Pack

Ferrite Cores & Accessories R140/103/25 N30 toroid

B64290L0705X830
TDK
1: £100.26
16Expected 21/09/2026

Mfr. Part No.
B64290L0705X830

Mouser Part No
871-B64290L705X830

TDK

Ferrite Cores & Accessories R140/103/25 N30 toroid

Learn More

Datasheet

16Expected 21/09/2026

£100.26

£92.28

Min.: 1
Mult.: 1

TX140/103/25

Ungapped

N30

Bulk

Ferrite Cores & Accessories R50/30/20 T38 toroid

B64290L0082X038
TDK
1: £17.84
240Expected 01/10/2026

Mfr. Part No.
B64290L0082X038

Mouser Part No
871-B64290L82X38

TDK

Ferrite Cores & Accessories R50/30/20 T38 toroid

Learn More

Datasheet

240Expected 01/10/2026

£17.84

£12.05

£9.56

£9.38

Min.: 1
Mult.: 1

TX50/30/20

Ungapped

T37

Bulk

Ferrite Cores & Accessories P3.3X2.6 N30 500 +40%-30% Sold as set

B65491C0000Y030
TDK
1: £3.05
900Expected 02/11/2026

Mfr. Part No.
B65491C0000Y030

Mouser Part No
871-B65491C0000Y030

TDK

Ferrite Cores & Accessories P3.3X2.6 N30 500 +40%-30% Sold as set

Learn More

Datasheet

900Expected 02/11/2026

£3.05

£2.10

£1.77

£1.55

View

Min.: 1
Mult.: 1

P3.3/2.6

Ferrite Cores

Ungapped

P Core

3.3 x 2.6

500 nH

- 30 %, + 40 %

N30

Bulk

Ferrite Cores & Accessories P9/5-N48 Sold as set

B65517D0000R048
TDK
1: £2.20
4,943Expected 20/10/2026

Mfr. Part No.
B65517D0000R048

Mouser Part No
871-B65517D0000R048

TDK

Ferrite Cores & Accessories P9/5-N48 Sold as set

Learn More

Datasheet

4,943Expected 20/10/2026

£2.20

£1.53

£1.30

£1.14

View

Min.: 1
Mult.: 1

P9/5

Ferrite Cores

Ungapped

P Core

9 x 5

1.3 uH

- 20 %, + 30 %

N48

Bulk

Ferrite Cores & Accessories COIL FORMER Laperos C 130

B65527B1008T001
TDK
1: £0.952
7,888On Order

Mfr. Part No.
B65527B1008T001

Mouser Part No
871-B65527B1008T1

TDK

Ferrite Cores & Accessories COIL FORMER Laperos C 130

Learn More

Datasheet

7,888On Order

£0.952

£0.871

£0.834

£0.811

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 P11/7 K 1 25 +3% -3% Sold as set

B65531D0025A001
TDK
1: £4.42
2,975Expected 29/03/2027

Mfr. Part No.
B65531D0025A001

Mouser Part No
871-B65531D0025A001

TDK

Ferrite Cores & Accessories P11/7 K 1 25 +3% -3% Sold as set

Learn More

Datasheet

2,975Expected 29/03/2027

£4.42

£3.03

£2.57

£2.25

View

Min.: 1
Mult.: 1

P11/7

Ferrite Cores

Gapped

P Core

11 x 7

25 nH

3 %

Bulk

Ferrite Cores & Accessories P 11X7 N30 3500 +30% -20% Sold as set

B65531W0000R030
TDK
1: £2.47
4,931Expected 23/09/2026

Mfr. Part No.
B65531W0000R030

Mouser Part No
871-B65531W0000R030

TDK

Ferrite Cores & Accessories P 11X7 N30 3500 +30% -20% Sold as set

Learn More

Datasheet

4,931Expected 23/09/2026

£2.47

£1.69

£1.44

£1.26

View

Min.: 1
Mult.: 1

P11/7

Ferrite Cores

Ungapped

P Core

11 x 7

3.5 uH

- 20 %, + 30 %

N30

Bulk

Ferrite Cores & Accessories MOUNTING ASSY P11X7

B65535B0002X000
TDK
1: £2.72
2,373Expected 14/12/2026

Mfr. Part No.
B65535B0002X000

Mouser Part No
871-B65535B0002X000

TDK

Ferrite Cores & Accessories MOUNTING ASSY P11X7

Learn More

Datasheet

2,373Expected 14/12/2026

£2.72

£1.87

£1.58

£1.39

View

Min.: 1
Mult.: 1

P11/7

Hardware & Accessories

Ungapped

P Core

11 x 7

Yoke, Terminal Carrier

4 Pin

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