Common Mode Filters / Chokes

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

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

Results: 50

Applied Filters:

Mounting Style

Number of Channels

Series

Termination Style

Inductance

Tolerance

Maximum DC Current

Maximum DC Resistance

Minimum Operating Temperature

Maximum Operating Temperature

Length

Width

Height

Packaging

Product

Type

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 #

Common Mode Chokes / Filters 6.8mH 1.2A 280mohms

B82721K2122N20
TDK
1: $2.19
35,848In Stock

Mfr. Part No.
B82721K2122N20

Mouser Part No
871-B82721K2122N20

TDK

Common Mode Chokes / Filters 6.8mH 1.2A 280mohms

Learn More

Datasheet

35,848In Stock

$2.19

$1.80

$1.57

$1.28

View

Min.: 1
Mult.: 1

Vertical Mount

1 Channel

B82721K

Radial

6.8 mH

30 %

1.2 A

- 40 C

+ 125 C

18.2 mm

13.2 mm

20.3 mm

Tray

Ring Core Chokes

Common Mode Chokes / Filters RING CORE CHOKE 2x15mH 0,5 A +40 C

B82721A2501N021
TDK
1: $2.87
198In Stock

Mfr. Part No.
B82721A2501N021

Mouser Part No
871-B82721A2501N21

TDK

Common Mode Chokes / Filters RING CORE CHOKE 2x15mH 0,5 A +40 C

Learn More

Datasheet

198In Stock

$2.87

$2.44

$2.25

$1.68

View

Min.: 1
Mult.: 1

Horizontal Mount

1 Channel

B82721A

Radial

15 mH

30 %

500 mA

+ 40 C

12.6 mm

Tray

Ring Core Chokes

Common Mode Chokes / Filters RING CORE CHOKE 600uH 2.5A 250Vrms

B82721A2252N020
TDK
1: $2.19
600In Stock

Mfr. Part No.
B82721A2252N020

Mouser Part No
871-B82721A2252N020

TDK

Common Mode Chokes / Filters RING CORE CHOKE 600uH 2.5A 250Vrms

Learn More

Datasheet

600In Stock

$2.19

$1.80

$1.57

$1.48

View

Min.: 1
Mult.: 1

Horizontal Mount

1 Channel

B82721A

Radial

600 uH

30 %

2.5 A

+ 40 C

12.6 mm

Tray

Ring Core Chokes

Common Mode Chokes / Filters RING CORE CHOKE 2X47MH 0.3A

B82721K2301N020
TDK
1: $2.87
616In Stock

Mfr. Part No.
B82721K2301N020

Mouser Part No
871-B82721K2301N020

TDK

Common Mode Chokes / Filters RING CORE CHOKE 2X47MH 0.3A

Learn More

Datasheet

616In Stock

$2.87

$2.44

$2.25

$1.68

View

Min.: 1
Mult.: 1

Vertical Mount

1 Channel

B82721K

Radial

47 mH

30 %

300 mA

- 40 C

+ 125 C

18.2 mm

13.2 mm

20.3 mm

Tray

Ring Core Chokes

Common Mode Chokes / Filters RING CORE CHOKE 2x39mH 0,4 A +70 C

B82721A2401N023
TDK
1: $2.22
854In Stock

Mfr. Part No.
B82721A2401N023

Mouser Part No
871-B82721A2401N23

TDK

Common Mode Chokes / Filters RING CORE CHOKE 2x39mH 0,4 A +70 C

Learn More

Datasheet

854In Stock

$2.22

$1.83

$1.60

$1.51

View

Min.: 1
Mult.: 1

Horizontal Mount

1 Channel

B82721A

Radial

39 mH

30 %

400 mA

+ 70 C

12.6 mm

Tray

Ring Core Chokes

Common Mode Chokes / Filters 18mH 0.5A Horizontal Core

B82721A2501N001
TDK
1: $2.21
586In Stock

Mfr. Part No.
B82721A2501N001

Mouser Part No
871-B82721A2501N1

TDK

Common Mode Chokes / Filters 18mH 0.5A Horizontal Core

Learn More

Datasheet

586In Stock

$2.21

$1.82

$1.59

$1.50

View

Min.: 1
Mult.: 1

Horizontal Mount

2 Channel

B82721A

Through Hole

18 mH

30 %

500 mA

1.4 Ohms

- 40 C

+ 125 C

17.9 mm

17.3 mm

12.6 mm

Tray

Common Mode Chokes

Power Line

Common Mode Chokes / Filters 0.4mH 2.6A 55mohms

B82721K2262N001
TDK
1: $2.37
814In Stock

Mfr. Part No.
B82721K2262N001

Mouser Part No
871-B82721K2262N1

TDK

Common Mode Chokes / Filters 0.4mH 2.6A 55mohms

Learn More

Datasheet

814In Stock

$2.37

$1.95

$1.71

$1.61

View

Min.: 1
Mult.: 1

Vertical Mount

2 Channel

B82721K

Through Hole

400 uH

30 %

2.6 A

55 mOhms

- 40 C

+ 125 C

18.2 mm

13.2 mm

20.3 mm

Tray

Common Mode Chokes

Power Line

Common Mode Chokes / Filters RING CORE CHOKE 2x3.3mH 1.6A +70 C

B82721K2162U030
TDK
1: $2.38
863In Stock

Mfr. Part No.
B82721K2162U030

Mouser Part No
871-B82721K2162U030

TDK

Common Mode Chokes / Filters RING CORE CHOKE 2x3.3mH 1.6A +70 C

Learn More

Datasheet

863In Stock

$2.38

$1.96

$1.71

$1.61

View

Min.: 1
Mult.: 1

Vertical Mount

1 Channel

B82721K

Radial

3.3 mH

30 %

1.6 A

130 mOhms

18.2 mm

13.2 mm

20 mm

Tray

Ring Core Chokes

Power Line Choke

Common Mode Chokes / Filters 27mH 0.5A 1.1ohms

B82721K2501N22
TDK
1: $3.19
688In Stock
Factory Special Order

Mfr. Part No.
B82721K2501N22

Mouser Part No
871-B82721K2501N22

Factory Special Order

TDK

Common Mode Chokes / Filters 27mH 0.5A 1.1ohms

Learn More

Datasheet

688In Stock

$3.19

$2.67

$2.44

$1.92

View

Min.: 1
Mult.: 1

Vertical Mount

1 Channel

B82721K

Radial

27 mH

30 %

500 mA

+ 60 C

18.2 mm

13.2 mm

20.3 mm

Bulk

Ring Core Chokes

Common Mode Chokes / Filters 3.3mH 1.5A 30% 17.9x17.3mm

B82721A2152N001
TDK
1: $2.19
1,332In Stock
1,800Expected 06/10/2026

Mfr. Part No.
B82721A2152N001

Mouser Part No
871-B82721A2152N001

TDK

Common Mode Chokes / Filters 3.3mH 1.5A 30% 17.9x17.3mm

Learn More

Datasheet

1,332In Stock

1,800Expected 06/10/2026

$2.19

$1.80

$1.57

$1.48

View

Min.: 1
Mult.: 1

Horizontal Mount

1 Channel

B82721A

Radial

3.3 mH

30 %

1.5 A

- 40 C

+ 125 C

12.6 mm

Tray

Ring Core Chokes

Common Mode Chokes / Filters 0.4mH 3.6A Horizontal Core

B82721A2362N1
TDK
1: $2.19
2,985In Stock

Mfr. Part No.
B82721A2362N1

Mouser Part No
871-B82721A2362N1

TDK

Common Mode Chokes / Filters 0.4mH 3.6A Horizontal Core

Learn More

Datasheet

2,985In Stock

$2.19

$1.80

$1.57

$1.48

View

Min.: 1
Mult.: 1

Horizontal Mount

1 Channel

B82721A

Through Hole

400 uH

30 %

3.6 A

35 mOhms

- 40 C

+ 125 C

17.9 mm

17.3 mm

12.6 mm

Tray

Common Mode Chokes

Power Line

Common Mode Chokes / Filters 3.3mH 1.5A 30% 18.2x13.2mm

B82721K2152N001
TDK
1: $2.37
3,162In Stock

Mfr. Part No.
B82721K2152N001

Mouser Part No
871-B82721K2152N001

TDK

Common Mode Chokes / Filters 3.3mH 1.5A 30% 18.2x13.2mm

Learn More

Datasheet

3,162In Stock

$2.37

$1.95

$1.71

$1.61

View

Min.: 1
Mult.: 1

Vertical Mount

1 Channel

B82721K

Radial

3.3 mH

30 %

1.5 A

- 40 C

+ 125 C

18.2 mm

13.2 mm

20.3 mm

Tray

Ring Core Chokes

Common Mode Chokes / Filters RING CORE CHOKE 2X1MH 2A

B82721K2202N1
TDK
1: $2.19
2,417In Stock

Mfr. Part No.
B82721K2202N1

Mouser Part No
871-B82721K2202N1

TDK

Common Mode Chokes / Filters RING CORE CHOKE 2X1MH 2A

Learn More

Datasheet

2,417In Stock

$2.19

$1.80

$1.57

$1.48

View

Min.: 1
Mult.: 1

Vertical Mount

1 Channel

B82721K

Through Hole

1 mH

30 %

2 A

80 mOhms

- 40 C

+ 125 C

18.2 mm

13.2 mm

20.3 mm

Tray

Common Mode Chokes

Power Line

Common Mode Chokes / Filters 0.4mH 3.6A 35mOhms 18.2x13.2mm

B82721K2362N001
TDK
1: $2.19
695In Stock
720Expected 14/09/2026

Mfr. Part No.
B82721K2362N001

Mouser Part No
871-B82721K2362N001

TDK

Common Mode Chokes / Filters 0.4mH 3.6A 35mOhms 18.2x13.2mm

Learn More

Datasheet

695In Stock

720Expected 14/09/2026

$2.19

$1.80

$1.57

$1.48

View

Min.: 1
Mult.: 1

Vertical Mount

1 Channel

B82721K

Radial

400 uH

30 %

3.6 A

+ 40 C

18.2 mm

13.2 mm

20.3 mm

Tray

Ring Core Chokes

Common Mode Chokes / Filters 10mH 0.7A 550mohms

B82721K2701N20
TDK
1: $2.16
2,574In Stock
5,760Expected 20/08/2026

Mfr. Part No.
B82721K2701N20

Mouser Part No
871-B82721K2701N20

TDK

Common Mode Chokes / Filters 10mH 0.7A 550mohms

Learn More

Datasheet

2,574In Stock

5,760Expected 20/08/2026

$2.16

$1.78

$1.55

$1.45

View

Min.: 1
Mult.: 1

Vertical Mount

1 Channel

B82721K

Radial

10 mH

30 %

700 mA

+ 60 C

18.2 mm

13.2 mm

20.3 mm

Tray

Ring Core Chokes

Common Mode Chokes / Filters RING CORE CHOKE 2X6.8MH 1.2A

B82721A2122N20
TDK
1: $2.19
81In Stock
3,600Expected 20/08/2026

Mfr. Part No.
B82721A2122N20

Mouser Part No
871-B82721A2122N20

TDK

Common Mode Chokes / Filters RING CORE CHOKE 2X6.8MH 1.2A

Learn More

Datasheet

81In Stock

3,600Expected 20/08/2026

$2.19

$1.64

$1.48

$1.23

View

Min.: 1
Mult.: 1

Horizontal Mount

1 Channel

B82721A

Radial

6.8 mH

30 %

1.2 A

- 40 C

+ 125 C

12.6 mm

Tray

Ring Core Chokes

Common Mode Chokes / Filters 1.0mH 2.0A Horizontal Core

B82721A2202N1
TDK
1: $2.37
518In Stock
1,200Expected 20/08/2026

Mfr. Part No.
B82721A2202N1

Mouser Part No
871-B82721A2202N1

TDK

Common Mode Chokes / Filters 1.0mH 2.0A Horizontal Core

Learn More

Datasheet

518In Stock

1,200Expected 20/08/2026

$2.37

$1.95

$1.71

$1.61

View

Min.: 1
Mult.: 1

Horizontal Mount

1 Channel

B82721A

Radial

1 mH

30 %

2 A

+ 40 C

12.6 mm

Tray

Ring Core Chokes

Common Mode Chokes / Filters RING CORE CHOKE 2X400UH 2.6A

B82721A2262N001
TDK
1: $2.22
561In Stock

Mfr. Part No.
B82721A2262N001

Mouser Part No
871-B82721A2262N1

TDK

Common Mode Chokes / Filters RING CORE CHOKE 2X400UH 2.6A

Learn More

Datasheet

561In Stock

$2.22

$1.83

$1.60

$1.51

View

Min.: 1
Mult.: 1

Horizontal Mount

1 Channel

B82721A

Through Hole

400 uH

30 %

2.6 A

55 mOhms

- 40 C

+ 125 C

17.9 mm

17.3 mm

12.6 mm

Tray

Common Mode Chokes

Power Line

Common Mode Chokes / Filters 39mH 0.4A 30% 17.9x17.3mm

B82721A2401N020
TDK
1: $2.19
299In Stock
600Expected 03/11/2026

Mfr. Part No.
B82721A2401N020

Mouser Part No
871-B82721A2401N020

TDK

Common Mode Chokes / Filters 39mH 0.4A 30% 17.9x17.3mm

Learn More

Datasheet

299In Stock

600Expected 03/11/2026

$2.19

$1.80

$1.57

$1.48

View

Min.: 1
Mult.: 1

Horizontal Mount

2 Channel

B82721A

Through Hole

39 mH

30 %

400 mA

2 Ohms

- 40 C

+ 125 C

17.9 mm

17.3 mm

12.6 mm

Tray

Common Mode Chokes

Power Line

Common Mode Chokes / Filters 27mH 0.4A 30% 17.9x17.3mm

B82721A2401N021
TDK
1: $2.85
944In Stock
1,200Expected 21/04/2027

Mfr. Part No.
B82721A2401N021

Mouser Part No
871-B82721A2401N021

TDK

Common Mode Chokes / Filters 27mH 0.4A 30% 17.9x17.3mm

Learn More

Datasheet

944In Stock

1,200Expected 21/04/2027

$2.85

$2.34

$2.05

$1.68

View

Min.: 1
Mult.: 1

Horizontal Mount

2 Channel

B82721A

Through Hole

27 mH

30 %

400 mA

1.7 Ohms

- 40 C

+ 125 C

17.9 mm

17.3 mm

12.6 mm

Tray

Common Mode Chokes

Power Line

Common Mode Chokes / Filters 0.7mH 4A 30% 17.9x17.3mm

B82721A2402N020
TDK
1: $2.19
1,800Expected 14/09/2026

Mfr. Part No.
B82721A2402N020

Mouser Part No
871-B82721A2402N020

TDK

Common Mode Chokes / Filters 0.7mH 4A 30% 17.9x17.3mm

Learn More

Datasheet

1,800Expected 14/09/2026

$2.19

$1.80

$1.57

$1.48

View

Min.: 1
Mult.: 1

Horizontal Mount

2 Channel

B82721A

Through Hole

700 uH

30 %

4 A

30 mOhms

- 40 C

+ 125 C

17.9 mm

17.3 mm

12.6 mm

Tray

Common Mode Chokes

Power Line

Common Mode Chokes / Filters 10mH 0.7A Horizontal Core

B82721A2701N20
TDK
1: $2.19
920In Stock

Mfr. Part No.
B82721A2701N20

Mouser Part No
871-B82721A2701N20

TDK

Common Mode Chokes / Filters 10mH 0.7A Horizontal Core

Learn More

Datasheet

920In Stock

$2.19

$1.80

$1.57

$1.48

View

Min.: 1
Mult.: 1

Horizontal Mount

1 Channel

B82721A

Through Hole

10 mH

30 %

700 mA

550 mOhms

- 40 C

+ 125 C

17.9 mm

17.3 mm

12.6 mm

Tray

Common Mode Chokes

Power Line

Common Mode Chokes / Filters RING CORE CHOKE 2x10MH 1.1A +70 C

B82721K2102U030
TDK
1: $2.84
642In Stock
3,600On Order

Mfr. Part No.
B82721K2102U030

Mouser Part No
871-B82721K2112U030

TDK

Common Mode Chokes / Filters RING CORE CHOKE 2x10MH 1.1A +70 C

Learn More

Datasheet

642In Stock

3,600On Order

$2.84

$2.38

$2.17

$1.76

View

Min.: 1
Mult.: 1

Vertical Mount

1 Channel

B82721K

Radial

10 mH

30 %

1.1 A

310 mOhms

18.2 mm

13.2 mm

20 mm

Tray

Ring Core Chokes

Power Line Choke

Common Mode Chokes / Filters RING CORE CHOKE 2x6.8mH 1.3A +70 C

B82721K2132U030
TDK
1: $2.83
428In Stock

Mfr. Part No.
B82721K2132U030

Mouser Part No
871-B82721K2132U030

TDK

Common Mode Chokes / Filters RING CORE CHOKE 2x6.8mH 1.3A +70 C

Learn More

Datasheet

428In Stock

$2.83

$2.37

$2.16

$1.70

View

Min.: 1
Mult.: 1

Vertical Mount

1 Channel

B82721K

Radial

6.8 mH

30 %

1.3 A

200 mOhms

18.2 mm

13.2 mm

20 mm

Tray

Ring Core Chokes

Power Line Choke

Common Mode Chokes / Filters RING CORE CHOKE 2x1.0mH 2.2A +70 C

B82721K2222U030
TDK
1: $2.34
179In Stock

Mfr. Part No.
B82721K2222U030

Mouser Part No
871-B82721K2222U030

TDK

Common Mode Chokes / Filters RING CORE CHOKE 2x1.0mH 2.2A +70 C

Learn More

Datasheet

179In Stock

$2.34

$1.93

$1.68

$1.59

View

Min.: 1
Mult.: 1

Vertical Mount

1 Channel

B82721K

Radial

1 mH

30 %

2.2 A

70 mOhms

18.2 mm

13.2 mm

20 mm

Tray

Ring Core Chokes

Power Line Choke

Customer Service Office

Company

Resources

Support