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E Core Ferrite Cores & Accessories

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Core = E Core

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Part #

Ferrite Cores & Accessories CF-E42/21 15-V-1S-12P/

B66243S1012T001
TDK
1: ₩6,645.6
128In Stock

Mfr. Part #
B66243S1012T001

Mouser Part #
871-B66243S1012T001

TDK

Ferrite Cores & Accessories CF-E42/21 15-V-1S-12P/

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Datasheet

128In Stock

₩6,645.6

₩4,555.2

₩3,868.8

₩3,322.8

View

Min.: 1
Mult.: 1

E42/21/15

Hardware & Accessories

Ungapped

E Core

42 x 21 x 20

12 Pin

Tray

Ferrite Cores & Accessories COIL FORMER DURETHAN BKV-30H

B66252BM1
TDK
1: ₩8,564.4
502In Stock
1,000Expected 12/14/2026

Mfr. Part #
B66252BM1

Mouser Part #
871-B66252BM1

TDK

Ferrite Cores & Accessories COIL FORMER DURETHAN BKV-30H

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Datasheet

502In Stock

1,000Expected 12/14/2026

₩8,564.4

₩5,850

₩4,945.2

₩4,321.2

View

Min.: 1
Mult.: 1

B66252B

Hardware & Accessories

Ungapped

E Core

55 x 28 x 21

Coil Former Square Pins

14 Pin

Tray

Ferrite Cores & Accessories E13/7/4 N30 1000 +30% -20%

B66305G0000X130
TDK
1: ₩842.4
3,698In Stock

Mfr. Part #
B66305G0000X130

Mouser Part #
871-B66305GX130

TDK

Ferrite Cores & Accessories E13/7/4 N30 1000 +30% -20%

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Datasheet

3,698In Stock

₩842.4

₩591.2

₩510.1

₩455.5

View

Min.: 1
Mult.: 1

E13/7/4

Ferrite Cores

Ungapped

E Core

12.6 x 3.7 x 6.5

1 uH

- 20 %, + 30 %

N30

Bulk

Ferrite Cores & Accessories CLM-E16 2 PCS REQUIRED

B66308A2010X000
TDK
1: ₩1,357.2
3,366In Stock

Mfr. Part #
B66308A2010X000

Mouser Part #
871-B66308A2010X000

TDK

Ferrite Cores & Accessories CLM-E16 2 PCS REQUIRED

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Datasheet

3,366In Stock

₩1,357.2

₩948.5

₩815.9

₩725.4

View

Min.: 1
Mult.: 1

E16/8/5

Hardware & Accessories

Ungapped

E Core

16 x 8 x 5 (EF 16)

Yoke

Bulk

Ferrite Cores & Accessories FERRITE CORES & ACCS CF-E16/8/5-V-1S-8P

B66308W1108T001
TDK
1: ₩2,698.8
1,822In Stock
8,000Expected 3/24/2027

Mfr. Part #
B66308W1108T001

Mouser Part #
871-B66308W1108T001

TDK

Ferrite Cores & Accessories FERRITE CORES & ACCS CF-E16/8/5-V-1S-8P

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Datasheet

1,822In Stock

8,000Expected 3/24/2027

₩2,698.8

₩1,856.4

₩1,606.8

₩1,485.1

View

Min.: 1
Mult.: 1

E16/8/5

Hardware & Accessories

Ungapped

E Core

16 x 8 x 5 (EF 16)

Coil Former with Magnetic Axis Vertical

8 Pin

Tray

Ferrite Cores & Accessories E20/10/6 N27OL

B66311G0000X127
TDK
1: ₩1,107.6
2,634In Stock
5,880Expected 10/1/2026

Mfr. Part #
B66311G0000X127

Mouser Part #
871-B66311G0000X127

TDK

Ferrite Cores & Accessories E20/10/6 N27OL

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Datasheet

2,634In Stock

5,880Expected 10/1/2026

₩1,107.6

₩778.4

₩672.4

₩597.5

View

Min.: 1
Mult.: 1

E20/10/6

Ferrite Cores

Ungapped

E Core

20 x 10 x 6 (EF 20)

1.3 uH

- 20 %, + 30 %

Core

N27

Bulk

Ferrite Cores & Accessories E20/10/6 N30

B66311G0000X130
TDK
1: ₩1,372.8
2,358In Stock
5,880Expected 8/10/2026

Mfr. Part #
B66311G0000X130

Mouser Part #
871-B66311G0000X130

TDK

Ferrite Cores & Accessories E20/10/6 N30

Learn More

Datasheet

2,358In Stock

5,880Expected 8/10/2026

₩1,372.8

₩957.8

₩825.2

₩733.2

View

Min.: 1
Mult.: 1

E20/10/6

Ferrite Cores

Ungapped

E Core

20 x 10 x 6 (EF 20)

2.15 uH

- 20 %, + 30 %

Core

N30

Bulk

Ferrite Cores & Accessories E20/10/6 N27LP 0.250 MM

B66311G0250X127
TDK
1: ₩1,591.2
Lead-Time 14 Weeks

Mfr. Part #
B66311G0250X127

Mouser Part #
871-B66311G0250X127

TDK

Ferrite Cores & Accessories E20/10/6 N27LP 0.250 MM

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Datasheet

Lead-Time 14 Weeks

₩1,591.2

₩1,101.4

₩946.9

₩840.8

View

Min.: 1
Mult.: 1

E20/10/6

Ferrite Cores

Gapped

E Core

20 x 10 x 6 (EF 20)

171 nH

N27

Bulk

Ferrite Cores & Accessories E25/13/7 N27LP 0.25MM

B66317G0250X127
TDK
1: ₩1,622.4
3,618In Stock

Mfr. Part #
B66317G0250X127

Mouser Part #
871-B66317G0250X127

TDK

Ferrite Cores & Accessories E25/13/7 N27LP 0.25MM

Learn More

Datasheet

3,618In Stock

₩1,622.4

₩1,129.4

₩970.3

₩861.1

View

Min.: 1
Mult.: 1

E25/13/7

Ferrite Cores

Gapped

E Core

25 x 13 x 7 (EF 25)

250 nH

N27

Bulk

Ferrite Cores & Accessories E25/13/7 N87LP 0.250MM

B66317G0250X187
TDK
1: ₩1,419.6
4,084In Stock
5,400Expected 9/14/2026

Mfr. Part #
B66317G0250X187

Mouser Part #
871-B66317G0250X187

TDK

Ferrite Cores & Accessories E25/13/7 N87LP 0.250MM

Learn More

Datasheet

4,084In Stock

5,400Expected 9/14/2026

₩1,419.6

₩993.7

₩854.9

₩759.7

View

Min.: 1
Mult.: 1

E25/13/7

Ferrite Cores

Gapped

E Core

25 x 13 x 7 (EF 25)

250 nH

N87

Bulk

Ferrite Cores & Accessories E25/13/7 N27 1750 +30% -20%

B66317GX127
TDK
1: ₩1,248
3,378In Stock

Mfr. Part #
B66317GX127

Mouser Part #
871-B66317GX127

TDK

Ferrite Cores & Accessories E25/13/7 N27 1750 +30% -20%

Learn More

Datasheet

3,378In Stock

₩1,248

₩875.2

₩753.5

₩669.2

View

Min.: 1
Mult.: 1

B66317G

Ferrite Cores

Ungapped

E Core

25 x 13 x 7 (EF 25)

1.75 uH

- 20 %, + 30 %

N27

Bulk

Ferrite Cores & Accessories E30/15/7 N27LP=0.1MM

B66319G0100X127
TDK
1: ₩2,340
1,309In Stock

Mfr. Part #
B66319G0100X127

Mouser Part #
871-B66319G0100X127

TDK

Ferrite Cores & Accessories E30/15/7 N27LP=0.1MM

Learn More

Datasheet

1,309In Stock

₩2,340

₩1,638

₩1,394.6

₩1,234

View

Min.: 1
Mult.: 1

E30/15/7

Ferrite Cores

Gapped

E Core

30 x 15 x 7

460 nH

N27

Bulk

Ferrite Cores & Accessories E30/15/7 N87460NH LP=0.1+-0.02

B66319G0100X187
TDK
1: ₩2,386.8
1,955In Stock

Mfr. Part #
B66319G0100X187

Mouser Part #
871-B66319G0100X187

TDK

Ferrite Cores & Accessories E30/15/7 N87460NH LP=0.1+-0.02

Learn More

Datasheet

1,955In Stock

₩2,386.8

₩1,669.2

₩1,418

₩1,254.2

View

Min.: 1
Mult.: 1

E30/15/7

Ferrite Cores

Gapped

E Core

30 x 15 x 7

460 nH

N87

Bulk

Ferrite Cores & Accessories E30/15/7 N87 gap 0.5+-0.05 mm

B66319G500X187
TDK
1: ₩2,386.8
516In Stock

Mfr. Part #
B66319G500X187

Mouser Part #
871-B66319G500X187

TDK

Ferrite Cores & Accessories E30/15/7 N87 gap 0.5+-0.05 mm

Learn More

Datasheet

516In Stock

₩2,386.8

₩1,669.2

₩1,418

₩1,254.2

View

Min.: 1
Mult.: 1

B66319G

Ferrite Cores

Gapped

E Core

30 x 15 x 7

500 nH

N87

Bulk

Ferrite Cores & Accessories E30/15/7 N27 1700 +30% -20%

B66319GX127
TDK
1: ₩1,684.8
1,896In Stock

Mfr. Part #
B66319GX127

Mouser Part #
871-B66319GX127

TDK

Ferrite Cores & Accessories E30/15/7 N27 1700 +30% -20%

Learn More

Datasheet

1,896In Stock

₩1,684.8

₩1,171.6

₩1,007.8

₩893.9

View

Min.: 1
Mult.: 1

B66319G

Ferrite Cores

Ungapped

E Core

30 x 15 x 7

1.7 uH

- 20 %, + 30 %

N27

Bulk

Ferrite Cores & Accessories E55/28/21-N87-DG250

B66335Q0250K187
TDK
1: ₩9,001.2
137In Stock

Mfr. Part #
B66335Q0250K187

Mouser Part #
871-B66335Q0250K187

TDK

Ferrite Cores & Accessories E55/28/21-N87-DG250

Learn More

Datasheet

137In Stock

₩9,001.2

₩6,240

₩5,007.6

₩4,586.4

View

Min.: 1
Mult.: 1

E55/28/21

Ferrite Cores

Gapped

E Core

55 mm x 21 mm

250 nH

10 %

N87

Tray

Ferrite Cores & Accessories E55/28/25-N87-DG250

B66344Q0250K187
TDK
1: ₩10,498.8
167In Stock

Mfr. Part #
B66344Q0250K187

Mouser Part #
871-B66344Q0250K187

TDK

Ferrite Cores & Accessories E55/28/25-N87-DG250

Learn More

Datasheet

167In Stock

₩10,498.8

₩7,113.6

₩5,990.4

₩5,210.4

₩4,789.2

Min.: 1
Mult.: 1

E55/28/25

Ferrite Cores

Distributed Gap

E Core

55 x 28 x 25

250 nH

N87

Tray

Ferrite Cores & Accessories E55/28/25-N87-DG400

B66344Q0400K187
TDK
1: ₩10,873.2
82In Stock
200Expected 10/19/2026

Mfr. Part #
B66344Q0400K187

Mouser Part #
871-B66344Q0400K187

TDK

Ferrite Cores & Accessories E55/28/25-N87-DG400

Learn More

Datasheet

82In Stock

200Expected 10/19/2026

₩10,873.2

₩7,363.2

₩6,162

₩5,382

₩4,992

Min.: 1
Mult.: 1

E55/28/26

Ferrite Cores

Distributed Gap

E Core

55 x 28 x 25

400 nH

N87

Tray

Ferrite Cores & Accessories E70/33/32 N27LP 1.5 MM

B66371G1500X127
TDK
1: ₩20,950.8
42In Stock

Mfr. Part #
B66371G1500X127

Mouser Part #
871-B66371G1500X127

TDK

Ferrite Cores & Accessories E70/33/32 N27LP 1.5 MM

Learn More

Datasheet

42In Stock

₩20,950.8

₩15,163.2

₩12,183.6

₩10,280.4

Min.: 1
Mult.: 1

E70/33/32

Ferrite Cores

Gapped

E Core

70 x 33 x 32

655 nH

N27

Bulk

Ferrite Cores & Accessories E70/33/32 N95 ungapped

B66371G0000X195
TDK
1: ₩25,209.6
64In Stock
180Expected 12/18/2026

Mfr. Part #
B66371G0000X195

Mouser Part #
871-B66371GX195

TDK

Ferrite Cores & Accessories E70/33/32 N95 ungapped

Learn More

Datasheet

64In Stock

180Expected 12/18/2026

₩25,209.6

₩18,252

₩12,417.6

₩12,370.8

Min.: 1
Mult.: 1

E70/33/32

Ferrite Cores

Ungapped

E Core

70 x 33 x 32

N95

Bulk

Ferrite Cores & Accessories E70/33/32-N87-DG250 FERRITE CORE SET

B66371Q0250K187
TDK
1: ₩23,665.2
45In Stock

Mfr. Part #
B66371Q0250K187

Mouser Part #
871-B66371Q0250K187

TDK

Ferrite Cores & Accessories E70/33/32-N87-DG250 FERRITE CORE SET

Learn More

Datasheet

45In Stock

₩23,665.2

₩15,678

₩12,495.6

₩12,480

Min.: 1
Mult.: 1

E70/33/32

Ferrite Cores

Distributed Gap

E Core

E 70 x 33 x 32

250 nH

N87

Tray

Ferrite Cores & Accessories E70/33/32-N87-DG400

B66371Q0400K187
TDK
1: ₩24,398.4
37In Stock
36Expected 9/11/2026

Mfr. Part #
B66371Q0400K187

Mouser Part #
871-B66371Q0400K187

TDK

Ferrite Cores & Accessories E70/33/32-N87-DG400

Learn More

Datasheet

37In Stock

36Expected 9/11/2026

₩24,398.4

₩17,643.6

₩14,180.4

₩13,759.2

Min.: 1
Mult.: 1

E70/33/32

Ferrite Cores

Distributed Gap

E Core

70 x 33 x 32

400 nH

N87

Tray

Ferrite Cores & Accessories CF-E70-1S

B66372A2000T001
TDK
1: ₩12,464.4
126In Stock

Mfr. Part #
B66372A2000T001

Mouser Part #
871-B66372A2000T1

TDK

Ferrite Cores & Accessories CF-E70-1S

Learn More

Datasheet

126In Stock

₩12,464.4

₩8,408.4

₩8,174.4

₩6,630

Min.: 1
Mult.: 1

E70/33/32

Hardware & Accessories

Ungapped

E Core

70 x 33 x 32

Coil Former

Tray

Ferrite Cores & Accessories E80/38/20 N27OL

B66375G0000X127
TDK
1: ₩9,687.6
678In Stock
80Expected 8/14/2026

Mfr. Part #
B66375G0000X127

Mouser Part #
871-B66375G0000X127

TDK

Ferrite Cores & Accessories E80/38/20 N27OL

Learn More

Datasheet

678In Stock

80Expected 8/14/2026

₩9,687.6

₩6,645.6

₩5,210.4

₩4,664.4

View

Min.: 1
Mult.: 1

E80/38/20

Ferrite Cores

Ungapped

E Core

80 x 38 x 20

4.15 uH

- 20 %, + 30 %

N27

Bulk

Ferrite Cores & Accessories E80/38/20 N87LP 0.50MM

B66375G0500X187
TDK
1: ₩15,163.2
94In Stock

Mfr. Part #
B66375G0500X187

Mouser Part #
871-B66375G0500X187

TDK

Ferrite Cores & Accessories E80/38/20 N87LP 0.50MM

Learn More

Datasheet

94In Stock

₩15,163.2

₩10,030.8

₩8,065.2

₩7,675.2

View

Min.: 1
Mult.: 1

E80/38/20

Ferrite Cores

Gapped

E Core

80 x 38 x 20

882 nH

N87

Bulk

E Core Ferrite Cores & Accessories

Customer Service Office

Company

Resources

Support

94
B66206J
B66208A
B66208B
B66219G
B66232J
B66233G
B66243B
B66252B
B66305G
B66306C
B66307G
B66307H
B66310G
B66311A
B66311G
B66313G
B66314G
B66315G
B66317G

32 mm x 11 mm
55 mm x 21 mm
10 x 5.5 x 5
12.6 x 3.7 x 6.5
12.7 x 6.35 x 3.6
13 x 7 x 4 (EF 12.6)
14 x 3.5 x 5
14 x 5 x 3.5
14 x 8 x 4
16 x 6 x 5
16 x 8.05 x 4.5
16 x 8.2 x 4.7
16 x 8 x 5
16 x 8 x 5 (EF 16)
18 x 10 x 4
18 x 4 x 10
19 x 8 x 4.8
19 x 8 x 5
20 x 10 x 11
20 x 10 x 5

4.75 nH
5.2 nH
40 nH
50 nH
60 nH
69 nH
80 nH
86 nH
91 nH
100 nH
103 nH
122 nH
125 nH
130 nH
145 nH
146 nH
150 nH
151 nH
160 nH
170 nH