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

RM Core Ferrite Cores & Accessories

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

Results: 379

Applied Filters:

Core = RM Core

Manufacturer

Series

Product

Type

Core Size

Inductance

Tolerance

Accessory Type

Number of Pins

Core Material

Termination Style

Packaging

Reset All

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 COIL FORMER SUMIKON PM 9630

B65812N1005D001
TDK
1: ฿59.11
1,986In Stock

Mfr. Part No.
B65812N1005D001

Mouser Part No
871-B65812N1005D001

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

1,986In Stock

฿59.11

฿41.02

฿35.21

฿30.88

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: ฿52.00
8,609In Stock

Mfr. Part No.
B65812N1008D001

Mouser Part No
871-B65812N1008D001

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

8,609In Stock

฿52.00

฿36.18

฿30.91

฿27.33

View

Min.: 1
Mult.: 1

RM8

Hardware & Accessories

Ungapped

RM Core

RM 8

8 Pin

Tray

Ferrite Cores & Accessories WAS-RM10-2 MAKROFOL KL3

B65814B2005X000
TDK
1: ฿30.04
6,357In Stock
8,000Expected 6/22/2026

Mfr. Part No.
B65814B2005X000

Mouser Part No
871-B65814B2005X000

TDK

Ferrite Cores & Accessories WAS-RM10-2 MAKROFOL KL3

Learn More

Datasheet

6,357In Stock

8,000Expected 6/22/2026

฿30.04

฿20.93

฿17.99

฿15.99

View

Min.: 1
Mult.: 1

RM10

Hardware & Accessories

Ungapped

RM Core

RM 10

Insulating Washer

Polycarbonate

Bulk

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

B65816N1012D1
TDK
1: ฿67.18
2,469In Stock

Mfr. Part No.
B65816N1012D1

Mouser Part No
871-B65816N1012D1

TDK

Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630

Learn More

Datasheet

2,469In Stock

฿67.18

฿46.51

฿39.73

฿35.21

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: ฿73.32
2,882In Stock
2,000Expected 8/25/2026

Mfr. Part No.
B65821C1008T1

Mouser Part No
871-B65821C1008T1

TDK

Ferrite Cores & Accessories Coil former RM6 SMD Vectra E130i

Learn More

Datasheet

2,882In Stock

2,000Expected 8/25/2026

฿73.32

฿50.71

฿43.28

฿38.11

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: ฿68.80
4,496In Stock

Mfr. Part No.
B65822F1008T001

Mouser Part No
871-B65822F1008T001

TDK

Ferrite Cores & Accessories COIL FORMER Laperos C 130

Learn More

Datasheet

4,496In Stock

฿68.80

฿47.48

฿40.70

฿35.85

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 COILFORMER RM14 SUMIKON PM9630

B65888N1012D001
TDK
1: ฿69.77
4,477In Stock

Mfr. Part No.
B65888N1012D001

Mouser Part No
871-B65888N1012D001

TDK

Ferrite Cores & Accessories COILFORMER RM14 SUMIKON PM9630

Learn More

Datasheet

4,477In Stock

฿69.77

฿48.13

฿41.34

฿36.50

View

Min.: 1
Mult.: 1

RM14

Hardware & Accessories

Ungapped

RM Core

RM 14

12 Pin

GFR Thermosetting Plastic

Tray

Ferrite Cores & Accessories Adjusting screw N22 M3 Pocan B3235

B65679E3X22
TDK
1: ฿93.35
159In Stock

Mfr. Part No.
B65679E3X22

Mouser Part No
871-B65679E3X22

TDK

Ferrite Cores & Accessories Adjusting screw N22 M3 Pocan B3235

Learn More

Datasheet

159In Stock

฿93.35

฿64.60

฿54.91

฿48.45

View

Min.: 1
Mult.: 1

B65679E

Hardware & Accessories

Ungapped

RM Core

26 x 16

Red

N22

Bulk

Ferrite Cores & Accessories RM4 PC200 500 +30% -20% Sold as set

B65803J0000R608
TDK
1: ฿68.48
599In Stock

Mfr. Part No.
B65803J0000R608

Mouser Part No
871-B65803J0000R608

TDK

Ferrite Cores & Accessories RM4 PC200 500 +30% -20% Sold as set

Datasheet

599In Stock

฿68.48

฿47.48

฿40.70

฿35.85

View

Min.: 1
Mult.: 1

RM4

Ferrite Cores

Ungapped

RM Core

11.4 mm x 4.6 mm

500 nH

- 20 %, + 30 %

PC200

Blister Pack

Ferrite Cores & Accessories RM 4 N48 160 +3%- 3% Sold as set

B65803N0160A048
TDK
1: ฿114.99
457In Stock

Mfr. Part No.
B65803N0160A048

Mouser Part No
871-B65803N0160A048

TDK

Ferrite Cores & Accessories RM 4 N48 160 +3%- 3% Sold as set

Learn More

Datasheet

457In Stock

Cut Tape

฿114.99

฿78.81

฿66.86

฿58.79

Reel

฿47.16

View

Min.: 1
Mult.: 1

: 600

RM4

Ferrite Cores

Gapped

RM Core

RM 4

160 nH

3 %

N48

Reel, Cut Tape

Ferrite Cores & Accessories RM 4 N87 1300 +30%-20% Sold as set

B65803P0000R087
TDK
1: ฿92.06
518In Stock
1,600Expected 8/24/2026

Mfr. Part No.
B65803P0000R087

Mouser Part No
871-B65803P0000R087

TDK

Ferrite Cores & Accessories RM 4 N87 1300 +30%-20% Sold as set

Learn More

Datasheet

518In Stock

1,600Expected 8/24/2026

Cut Tape

฿92.06

฿63.31

฿53.94

฿47.48

View

Reel

฿36.18

Min.: 1
Mult.: 1

: 800

RM4/LP

Ferrite Cores

Ungapped

RM Core

RM 4

1.3 uH

- 20 %, + 30 %

N87

Reel, Cut Tape

Ferrite Cores & Accessories Clamp RM4lp without ground terminal

B65804P2204X000
TDK
1: ฿7.43
9,785In Stock
12,600Expected 7/20/2026

Mfr. Part No.
B65804P2204X000

Mouser Part No
871-B65804P2204X000

TDK

Ferrite Cores & Accessories Clamp RM4lp without ground terminal

Learn More

Datasheet

9,785In Stock

12,600Expected 7/20/2026

฿7.43

฿5.30

฿4.62

฿4.13

View

Min.: 1
Mult.: 1

RM4

Hardware & Accessories

Ungapped

RM Core

RM 4

Bulk

Ferrite Cores & Accessories RM5/I-T38 +40%-30% Sold as set

B65805J0000Y038
TDK
1: ฿98.52
3,885In Stock
2,000Expected 6/23/2026

Mfr. Part No.
B65805J0000Y038

Mouser Part No
871-B65805J0000Y038

TDK

Ferrite Cores & Accessories RM5/I-T38 +40%-30% Sold as set

Learn More

Datasheet

3,885In Stock

2,000Expected 6/23/2026

฿98.52

฿67.83

฿57.82

฿50.71

View

Min.: 1
Mult.: 1

RM5

Ferrite Cores

Ungapped

RM Core

RM 5

6.7 uH

- 30 %, + 40 %

T38

Blister Pack

Ferrite Cores & Accessories RM5 N48 315 +3%-3% Sold as set

B65805N0315A048
TDK
1: ฿114.67
780In Stock
5Expected 6/23/2026

Mfr. Part No.
B65805N0315A048

Mouser Part No
871-B65805N0315A048

TDK

Ferrite Cores & Accessories RM5 N48 315 +3%-3% Sold as set

Learn More

Datasheet

780In Stock

5Expected 6/23/2026

฿114.67

฿78.81

฿66.86

฿58.79

View

Min.: 1
Mult.: 1

RM5

Ferrite Cores

Gapped

RM Core

RM 5

315 nH

3 %

N48

Blister Pack

Ferrite Cores & Accessories RM6/I-N41 '+30%-20% Sold as set

B65807J0000R041
TDK
1: ฿90.44
1,096In Stock
2,000Expected 7/14/2026

Mfr. Part No.
B65807J0000R041

Mouser Part No
871-B65807J0000R041

TDK

Ferrite Cores & Accessories RM6/I-N41 '+30%-20% Sold as set

Learn More

Datasheet

1,096In Stock

2,000Expected 7/14/2026

฿90.44

฿62.66

฿53.30

฿46.84

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Ungapped

RM Core

RM 6

3.1 uH

- 20 %, + 30 %

N41

Blister Pack

Ferrite Cores & Accessories RM6/I-N97 '+30%-20% Sold as set

B65807J0000R097
TDK
1: ฿96.58
1,044In Stock

Mfr. Part No.
B65807J0000R097

Mouser Part No
871-B65807J0000R097

TDK

Ferrite Cores & Accessories RM6/I-N97 '+30%-20% Sold as set

Learn More

Datasheet

1,044In Stock

฿96.58

฿66.54

฿56.53

฿49.74

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Ungapped

RM Core

RM 6

2.4 uH

- 20 %, + 30 %

N97

Blister Pack

Ferrite Cores & Accessories RM6 N48 160 +3% -3% Sold as set

B65807J0160A048
TDK
1: ฿109.17
723In Stock

Mfr. Part No.
B65807J0160A048

Mouser Part No
871-B65807J0160A048

TDK

Ferrite Cores & Accessories RM6 N48 160 +3% -3% Sold as set

Learn More

Datasheet

723In Stock

฿109.17

฿75.26

฿63.95

฿56.20

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Gapped

RM Core

RM 6

160 nH

3 %

N48

Blister Pack

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

B65807J0400A048
TDK
1: ฿111.11
476In Stock
2,000Expected 7/28/2026

Mfr. Part No.
B65807J0400A048

Mouser Part No
871-B65807J0400A048

TDK

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

Learn More

Datasheet

476In Stock

2,000Expected 7/28/2026

฿111.11

฿76.55

฿65.57

฿57.82

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Gapped

RM Core

RM 6

400 nH

3 %

N48

Blister Pack

Ferrite Cores & Accessories RM6 N48 315 +3%-3% Sold as set

B65807N0315A048
TDK
1: ฿121.13
761In Stock

Mfr. Part No.
B65807N0315A048

Mouser Part No
871-B65807N0315A048

TDK

Ferrite Cores & Accessories RM6 N48 315 +3%-3% Sold as set

Learn More

Datasheet

761In Stock

฿121.13

฿83.01

฿70.41

฿62.02

View

Min.: 1
Mult.: 1

RM6

Ferrite Cores

Gapped

RM Core

RM 6

315 nH

3 %

N48

Blister Pack

Ferrite Cores & Accessories RM8-N48 Sold as set

B65811D0000R048
TDK
1: ฿157.30
455In Stock

Mfr. Part No.
B65811D0000R048

Mouser Part No
871-B65811D0000R048

TDK

Ferrite Cores & Accessories RM8-N48 Sold as set

Learn More

Datasheet

455In Stock

฿157.30

฿107.24

฿90.76

฿79.46

View

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Ungapped

RM Core

RM 8

2.9 uH

- 20 %, + 30 %

N48

Blister Pack

Ferrite Cores & Accessories RM8 N48 630 +5%-5% Sold as set

B65811D0630J048
TDK
1: ฿180.56
456In Stock
1,200Expected 8/31/2026

Mfr. Part No.
B65811D0630J048

Mouser Part No
871-B65811D0630J048

TDK

Ferrite Cores & Accessories RM8 N48 630 +5%-5% Sold as set

Learn More

Datasheet

456In Stock

1,200Expected 8/31/2026

฿180.56

฿123.06

฿104.01

฿91.09

View

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Gapped

RM Core

RM 8

630 nH

5 %

N48

Blister Pack

Ferrite Cores & Accessories RM8 N48 315 +3%-3%

B65811F0315A048
TDK
1: ฿240.64
268In Stock

Mfr. Part No.
B65811F0315A048

Mouser Part No
871-B65811F0315A048

TDK

Ferrite Cores & Accessories RM8 N48 315 +3%-3%

Learn More

Datasheet

268In Stock

฿240.64

฿180.56

฿161.50

฿149.23

View

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Gapped

RM Core

RM 8

315 nH

3 %

N48

Blister Pack

Ferrite Cores & Accessories RM8/I-N41 Sold as set

B65811J0000R041
TDK
1: ฿128.88
809In Stock

Mfr. Part No.
B65811J0000R041

Mouser Part No
871-B65811J0000R041

TDK

Ferrite Cores & Accessories RM8/I-N41 Sold as set

Learn More

Datasheet

809In Stock

฿128.88

฿88.50

฿74.94

฿65.89

View

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Ungapped

RM Core

RM 8

4.1 uH

- 20 %, + 30 %

N41

Blister Pack

Ferrite Cores & Accessories RM8/I-N49 Sold as set

B65811J0000R049
TDK
1: ฿126.94
498In Stock

Mfr. Part No.
B65811J0000R049

Mouser Part No
871-B65811J0000R049

TDK

Ferrite Cores & Accessories RM8/I-N49 Sold as set

Learn More

Datasheet

498In Stock

฿126.94

฿86.89

฿73.97

฿64.60

View

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Ungapped

RM Core

RM 8

2.2 uH

- 20 %, + 30 %

N49

Blister Pack

Ferrite Cores & Accessories RM8 PC200 1260 +30% -20% Sold as set

B65811J0000R608
TDK
1: ฿136.63
467In Stock

Mfr. Part No.
B65811J0000R608

Mouser Part No
871-B65811J0000R608

TDK

Ferrite Cores & Accessories RM8 PC200 1260 +30% -20% Sold as set

Learn More

Datasheet

467In Stock

฿136.63

฿93.67

฿79.14

฿69.45

View

Min.: 1
Mult.: 1

RM8

Ferrite Cores

Ungapped

RM Core

23.2 mm x 11 mm

1.26 uH

- 20 %, + 30 %

PC200

Blister Pack

RM Core Ferrite Cores & Accessories

Customer Service Office

Company

Resources

Support

62
B65539C
B65679E
B65803J
B65803P
B65804
B65804B
B65805J
B65806A
B65806B
B65806D
B65807J
B65808A
B65811D
B65811F
B65811J
B65812
B65812A
B65812B
B65812K

16 nH
20 nH
25 nH
40 nH
59 nH
63 nH
65 nH
89 nH
95 nH
100 nH
120 nH
125 nH
139 nH
160 nH
180 nH
200 nH
250 nH
270 nH
275 nH
280 nH

78
95
98
GFR Liquid Crystal Polymer
GFR Thermosetting Plastic
K1
M33
N22
N30
N41
N45
N48
N49
N87
N92
N95
N97
PC200
Polycarbonate
Spring Steel (Tinned)