Passive Components – Mouser United Kingdom

.hide-partial { max-height: none; } .show-more { display: none; }

Ferrite Cores & Accessories

TDK Ferrite Cores and Accessories feature polycrystal, sintered material construction with high electrical resistivity and distributed air gaps. These ferrites are ideal for transportation equipment and medical devices. Ferrite cores include E core, ETD core, PM core, U core, PS core, RM core, EFD core, and more. A wide variety of accessories is also available.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Passive Components

List Images

Results: 2,010

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Ferrite Cores & Accessories RM6/I-N49 '+30%-20% Sold as set

B65807J0000R049
TDK
1: £1.91
13,802In Stock

Mfr. Part No.
B65807J0000R049

Mouser Part No
871-B65807J0000R049

TDK

Ferrite Cores & Accessories RM6/I-N49 '+30%-20% Sold as set

Learn More

Datasheet

13,802In Stock

£1.91

£1.42

£1.27

£1.15

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories PS35 N22 35 X 10.8

B65947A0000X022
TDK
1: £3.75
6,077In Stock

Mfr. Part No.
B65947A0000X022

Mouser Part No
871-B65947A0000X022

TDK

Ferrite Cores & Accessories PS35 N22 35 X 10.8

Learn More

Datasheet

6,077In Stock

£3.75

£2.56

£2.17

£1.89

£1.69

Min.: 1
Mult.: 1

Ferrite Cores & Accessories R87/54.3/13.5 N30 toroid

B64290L0730X830
TDK
1: £31.45
477In Stock

Mfr. Part No.
B64290L0730X830

Mouser Part No
871-B64290L730X830

TDK

Ferrite Cores & Accessories R87/54.3/13.5 N30 toroid

Learn More

Datasheet

477In Stock

£31.45

£22.86

£21.55

Min.: 1
Mult.: 1

Ferrite Cores & Accessories 50X30X20 N27 TOROID

B64290L0082X027
TDK
1: £11.13
210In Stock
120Expected 15/09/2026

Mfr. Part No.
B64290L0082X027

Mouser Part No
871-B64290L0082X027

TDK

Ferrite Cores & Accessories 50X30X20 N27 TOROID

Learn More

Datasheet

210In Stock

120Expected 15/09/2026

£11.13

£8.06

£6.47

£6.28

£5.68

Min.: 1
Mult.: 1

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

B65531W0000R030
TDK
1: £2.26
1,983In Stock

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

1,983In Stock

£2.26

£1.56

£1.34

£1.18

View

Min.: 1
Mult.: 1

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

B65807P0000R087
TDK
1: £2.56
2,591In Stock

Mfr. Part No.
B65807P0000R087

Mouser Part No
871-B65807P0000R087

TDK

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

Learn More

Datasheet

2,591In Stock

£2.56

£1.77

£1.52

£1.34

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories RM5 N48 125 +2% -2% Sold as set

B65805N0125G048
TDK
1: £2.85
1,490In Stock

Mfr. Part No.
B65805N0125G048

Mouser Part No
871-B65805N0125G048

TDK

Ferrite Cores & Accessories RM5 N48 125 +2% -2% Sold as set

Learn More

Datasheet

1,490In Stock

£2.85

£1.96

£1.65

£1.45

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories RM6 N48 400 +3% -3% Sold as set

B65807C0400A048
TDK
1: £2.59
1,067In Stock

Mfr. Part No.
B65807C0400A048

Mouser Part No
871-B65807C0400A048

TDK

Ferrite Cores & Accessories RM6 N48 400 +3% -3% Sold as set

Learn More

Datasheet

1,067In Stock

£2.59

£1.79

£1.53

£1.35

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories 58.3X40.8X17.6 T65 TOROID

B64290L0040X065
TDK
1: £9.81
490In Stock

Mfr. Part No.
B64290L0040X065

Mouser Part No
871-B64290L0040X065

TDK

Ferrite Cores & Accessories 58.3X40.8X17.6 T65 TOROID

Learn More

Datasheet

490In Stock

£9.81

£6.53

£5.44

£5.25

Min.: 1
Mult.: 1

Ferrite Cores & Accessories EP7-N87 Sold as set

B65839A0000R087
TDK
1: £0.96
4,617In Stock

Mfr. Part No.
B65839A0000R087

Mouser Part No
871-B65839A0000R087

TDK

Ferrite Cores & Accessories EP7-N87 Sold as set

Learn More

Datasheet

4,617In Stock

£0.96

£0.668

£0.573

£0.507

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories EP20-N87 '+30%-20% Sold as set

B65847A0000R087
TDK
1: £4.42
1,178In Stock

Mfr. Part No.
B65847A0000R087

Mouser Part No
871-B65847A0000R087

TDK

Ferrite Cores & Accessories EP20-N87 '+30%-20% Sold as set

Learn More

Datasheet

1,178In Stock

£4.42

£2.99

£2.52

£2.21

£2.04

Min.: 1
Mult.: 1

Ferrite Cores & Accessories E16/8/5 N27LP=0.06MM

B66307G0060X127
TDK
1: £0.615
7,322In Stock

Mfr. Part No.
B66307G0060X127

Mouser Part No
871-B66307G0060X127

TDK

Ferrite Cores & Accessories E16/8/5 N27LP=0.06MM

Learn More

Datasheet

7,322In Stock

£0.615

£0.43

£0.37

£0.329

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories E42/21/15 N87OL

B66325GX187
TDK
1: £2.41
2,131In Stock

Mfr. Part No.
B66325GX187

Mouser Part No
871-B66325GX187

TDK

Ferrite Cores & Accessories E42/21/15 N87OL

Learn More

Datasheet

2,131In Stock

£2.41

£1.66

£1.41

£1.24

£1.00

Min.: 1
Mult.: 1

Ferrite Cores & Accessories EFD30/15/9 N87AL 315NH+/-10%

B66423U0315K187
TDK
1: £1.13
4,916In Stock

Mfr. Part No.
B66423U0315K187

Mouser Part No
871-B66423U0315K187

TDK

Ferrite Cores & Accessories EFD30/15/9 N87AL 315NH+/-10%

Learn More

Datasheet

4,916In Stock

£1.13

£0.788

£0.673

£0.608

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories ER18/3/10 N49 1800 +25% -25%

B66480G0000X149
TDK
1: £1.80
1,766In Stock

Mfr. Part No.
B66480G0000X149

Mouser Part No
871-B66480GX149

TDK

Ferrite Cores & Accessories ER18/3/10 N49 1800 +25% -25%

Learn More

Datasheet

1,766In Stock

£1.80

£1.25

£1.07

£0.943

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories R9.53/4.75/3.17 N30 toroid

B64290L0062X830
TDK
1: £0.661
6,989In Stock

Mfr. Part No.
B64290L0062X830

Mouser Part No
871-B64290L62X830

TDK

Ferrite Cores & Accessories R9.53/4.75/3.17 N30 toroid

Learn More

Datasheet

6,989In Stock

£0.661

£0.459

£0.395

£0.351

View

Reel

£0.21

Min.: 1
Mult.: 1

: 2,000

Ferrite Cores & Accessories 6.3X3.8X2.5N30 TOROID

B64290P37X830
TDK
1: £0.375
9,477In Stock

Mfr. Part No.
B64290P37X830

Mouser Part No
871-B64290P37X830

TDK

Ferrite Cores & Accessories 6.3X3.8X2.5N30 TOROID

Learn More

Datasheet

9,477In Stock

£0.375

£0.261

£0.226

£0.201

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories ER14.5/3/7 N87 100 +3% -3% Sold as set

B65513J0100A087
TDK
1: £1.61
2,676In Stock

Mfr. Part No.
B65513J0100A087

Mouser Part No
871-B65513J100A87

TDK

Ferrite Cores & Accessories ER14.5/3/7 N87 100 +3% -3% Sold as set

Learn More

Datasheet

2,676In Stock

£1.61

£1.11

£0.952

£0.841

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories ER11/5-N49 +30%-20% Sold as set

B65525J0000R049
TDK
1: £1.75
7,122In Stock

Mfr. Part No.
B65525J0000R049

Mouser Part No
871-B65525J0000R049

TDK

Ferrite Cores & Accessories ER11/5-N49 +30%-20% Sold as set

Learn More

Datasheet

7,122In Stock

Cut Tape

£1.75

£1.20

£1.04

£0.917

View

Reel

£0.642

Min.: 1
Mult.: 1

: 1,000

Ferrite Cores & Accessories P 18X11 N305 900 +30%-20% Sold as set

B65651W0000R030
TDK
1: £3.13
1,716In Stock

Mfr. Part No.
B65651W0000R030

Mouser Part No
871-B65651W0000R030

TDK

Ferrite Cores & Accessories P 18X11 N305 900 +30%-20% Sold as set

Learn More

Datasheet

1,716In Stock

£3.13

£2.14

£1.82

£1.59

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories P 18X11 T3812600 +40%-30% Sold as set

B65651W0000Y038
TDK
1: £3.81
1,369In Stock

Mfr. Part No.
B65651W0000Y038

Mouser Part No
871-B65651W0000Y038

TDK

Ferrite Cores & Accessories P 18X11 T3812600 +40%-30% Sold as set

Learn More

Datasheet

1,369In Stock

£3.81

£2.60

£2.19

£1.91

£1.73

Min.: 1
Mult.: 1

Ferrite Cores & Accessories RM6 N87 250 +3%-3% Sold as set

B65807J0250A087
TDK
1: £2.34
1,041In Stock

Mfr. Part No.
B65807J0250A087

Mouser Part No
871-B65807J0250A087

TDK

Ferrite Cores & Accessories RM6 N87 250 +3%-3% Sold as set

Learn More

Datasheet

1,041In Stock

£2.34

£1.62

£1.37

£1.20

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories RM6 N49 2200 '+30%-20% Sold as set

B65807P0000R049
TDK
1: £2.87
2,532In Stock

Mfr. Part No.
B65807P0000R049

Mouser Part No
871-B65807P0000R049

TDK

Ferrite Cores & Accessories RM6 N49 2200 '+30%-20% Sold as set

Learn More

Datasheet

2,532In Stock

£2.87

£1.96

£1.67

£1.47

View

Min.: 1
Mult.: 1

Ferrite Cores & Accessories RM8 N41 630 +5%-5% Sold as set

B65811J0630J041
TDK
1: £2.87
1,517In Stock

Mfr. Part No.
B65811J0630J041

Mouser Part No
871-B65811J0630J041

TDK

Ferrite Cores & Accessories RM8 N41 630 +5%-5% Sold as set

Learn More

Datasheet

1,517In Stock

£2.87

£1.96

£1.68

£1.47

£1.24

Min.: 1
Mult.: 1

Ferrite Cores & Accessories RM12/I-N97 '+30%-20% Sold as set

B65815E0000R097
TDK
1: £5.46
551In Stock

Mfr. Part No.
B65815E0000R097

Mouser Part No
871-B65815E0000R097

TDK

Ferrite Cores & Accessories RM12/I-N97 '+30%-20% Sold as set

Learn More

Datasheet

551In Stock

£5.46

£3.69

£3.11

£2.71

£2.64

Min.: 1
Mult.: 1

Ferrite Cores & Accessories

Types of Passive Components

Customer Service Office

Company

Resources

Support