Filters – Mouser Singapore

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EMI Noise Suppression

Noise suppression has become an important issue, especially regarding electromagnetic interference (EMI) and electromagnetic compatibility (EMC). Murata provides engineers with complete support, including products and design-simulation software solutions based on expertise achieved through extensive on-site experience. This enables Murata to provide noise suppression solutions for a broad array of applications.

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Part #

Ferrite Beads 1K OHM 25%

BLM31KN102BH1L
Murata Electronics
1: $0.709
29,238In Stock

Mfr. Part No.
BLM31KN102BH1L

Mouser Part No
81-BLM31KN102BH1L

Murata Electronics

Ferrite Beads 1K OHM 25%

Learn More

Datasheet

29,238In Stock

Cut Tape

$0.709

$0.498

$0.431

$0.384

View

Reel

$0.199

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

AEC-Q200

- 55 C

+ 150 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM31KN102SH1L
Murata Electronics
1: $0.612
59,365In Stock

Mfr. Part No.
BLM31KN102SH1L

Mouser Part No
81-BLM31KN102SH1L

Murata Electronics

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

Learn More

Datasheet

59,365In Stock

Cut Tape

$0.612

$0.427

$0.37

$0.331

View

Reel

$0.161

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121BH1L
Murata Electronics
1: $0.709
9,898In Stock

Mfr. Part No.
BLM31KN121BH1L

Mouser Part No
81-BLM31KN121BH1L

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

Learn More

Datasheet

9,898In Stock

Cut Tape

$0.709

$0.498

$0.431

$0.384

View

Reel

$0.199

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

AEC-Q200

- 55 C

+ 150 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121SH1L
Murata Electronics
1: $0.612
34,336In Stock

Mfr. Part No.
BLM31KN121SH1L

Mouser Part No
81-BLM31KN121SH1L

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

Learn More

Datasheet

34,336In Stock

Cut Tape

$0.612

$0.427

$0.37

$0.331

View

Reel

$0.161

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121SN1L
Murata Electronics
1: $0.50
23,530In Stock
12,500Expected 28/4/2026

Mfr. Part No.
BLM31KN121SN1L

Mouser Part No
81-BLM31KN121SN1L

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

Learn More

Datasheet

23,530In Stock

12,500Expected 28/4/2026

Cut Tape

$0.50

$0.356

$0.309

$0.277

View

Reel

$0.133

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 120 OHM 6A AEC-Q200 Alternate Sizing Guide Below

BLM31KN121SZ1L
Murata Electronics
1: $0.542
37,175In Stock

Mfr. Part No.
BLM31KN121SZ1L

Mouser Part No
81-BLM31KN121SZ1L

Murata Electronics

Ferrite Beads 120 OHM 6A AEC-Q200 Alternate Sizing Guide Below

Learn More

Datasheet

37,175In Stock

Cut Tape

$0.542

$0.377

$0.327

$0.292

View

Reel

$0.143

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 270 OHM Alternate Sizing Guide Below

BLM31KN271BH1L
Murata Electronics
1: $0.653
17,004In Stock

Mfr. Part No.
BLM31KN271BH1L

Mouser Part No
81-BLM31KN271BH1L

Murata Electronics

Ferrite Beads 270 OHM Alternate Sizing Guide Below

Learn More

Datasheet

17,004In Stock

Cut Tape

$0.653

$0.464

$0.406

$0.366

View

Reel

$0.199

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

AEC-Q200

- 55 C

+ 150 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 270 OHM Alternate Sizing Guide Below

BLM31KN271SH1L
Murata Electronics
1: $0.598
13,763In Stock

Mfr. Part No.
BLM31KN271SH1L

Mouser Part No
81-BLM31KN271SH1L

Murata Electronics

Ferrite Beads 270 OHM Alternate Sizing Guide Below

Learn More

Datasheet

13,763In Stock

Cut Tape

$0.598

$0.418

$0.363

$0.324

View

Reel

$0.172

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 470 OHM 4A 25% Alternate Sizing Guide Below

BLM31KN471SH1L
Murata Electronics
1: $0.612
39,263In Stock

Mfr. Part No.
BLM31KN471SH1L

Mouser Part No
81-BLM31KN471SH1L

Murata Electronics

Ferrite Beads 470 OHM 4A 25% Alternate Sizing Guide Below

Learn More

Datasheet

39,263In Stock

Cut Tape

$0.612

$0.427

$0.37

$0.331

View

Reel

$0.161

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM31KN601BH1L
Murata Electronics
1: $0.709
27,242In Stock

Mfr. Part No.
BLM31KN601BH1L

Mouser Part No
81-BLM31KN601BH1L

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

Learn More

Datasheet

27,242In Stock

Cut Tape

$0.709

$0.498

$0.431

$0.384

View

Reel

$0.21

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

AEC-Q200

- 55 C

+ 150 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM31KN601SN1L
Murata Electronics
1: $0.514
43,729In Stock

Mfr. Part No.
BLM31KN601SN1L

Mouser Part No
81-BLM31KN601SN1L

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

Learn More

Datasheet

43,729In Stock

Cut Tape

$0.514

$0.364

$0.316

$0.26

View

Reel

$0.133

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 600 OHM 2.9A Alternate Sizing Guide Below

BLM31KN601SZ1L
Murata Electronics
1: $0.542
91,047In Stock

Mfr. Part No.
BLM31KN601SZ1L

Mouser Part No
81-BLM31KN601SZ1L

Murata Electronics

Ferrite Beads 600 OHM 2.9A Alternate Sizing Guide Below

Learn More

Datasheet

91,047In Stock

Cut Tape

$0.542

$0.377

$0.327

$0.292

View

Reel

$0.143

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

BLM31KN801SH1L
Murata Electronics
1: $0.598
13,558In Stock

Mfr. Part No.
BLM31KN801SH1L

Mouser Part No
81-BLM31KN801SH1L

Murata Electronics

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

Learn More

Datasheet

13,558In Stock

Cut Tape

$0.598

$0.418

$0.363

$0.324

View

Reel

$0.161

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 50 OHM 25% Alternate Sizing Guide Below

BLM31PG500SN1L
Murata Electronics
1: $0.417
92,244In Stock

Mfr. Part No.
BLM31PG500SN1L

Mouser Part No
81-BLM31P500S

Murata Electronics

Ferrite Beads 50 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

92,244In Stock

Cut Tape

$0.417

$0.297

$0.259

$0.231

View

Reel

$0.11

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Ferrite Beads

Ferrite Chip Beads

Chip Ferrite Bead Single Type

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below

BLM31PG121SN1L
Murata Electronics
1: $0.417
88,236In Stock
59,900Expected 14/4/2026

Mfr. Part No.
BLM31PG121SN1L

Mouser Part No
81-BLM31PG121SN1L

Murata Electronics

Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

88,236In Stock

59,900Expected 14/4/2026

Cut Tape

$0.417

$0.297

$0.259

$0.231

View

Reel

$0.11

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Ferrite Beads

Ferrite Chip Beads

Chip Ferrite Bead Single Type

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 390 OHM 25% Alternate Sizing Guide Below

BLM31PG391SH1L
Murata Electronics
1: $0.514
30,348In Stock

Mfr. Part No.
BLM31PG391SH1L

Mouser Part No
81-BLM31PG391SH1L

Murata Electronics

Ferrite Beads 390 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

30,348In Stock

Cut Tape

$0.514

$0.359

$0.31

$0.278

View

Reel

$0.132

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Ferrite Beads

Ferrite Chip Beads

Chip Ferrite Bead Inductor Type

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

BLM31SN500SN1L
Murata Electronics
1: $0.542
75,529In Stock
30,000Expected 11/5/2026

Mfr. Part No.
BLM31SN500SN1L

Mouser Part No
81-BLM31SN500SN1L

Murata Electronics

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

Learn More

Datasheet

75,529In Stock

30,000Expected 11/5/2026

Cut Tape

$0.542

$0.377

$0.327

$0.292

View

Reel

$0.14

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Ferrite Beads

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 60 OHM 25% Alternate Sizing Guide Below

BLM41PG600SN1L
Murata Electronics
1: $0.556
75,212In Stock
40,000Expected 13/4/2026

Mfr. Part No.
BLM41PG600SN1L

Mouser Part No
81-BLM41P600S

Murata Electronics

Ferrite Beads 60 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

75,212In Stock

40,000Expected 13/4/2026

Cut Tape

$0.556

$0.388

$0.336

$0.30

View

Reel

$0.149

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

Chip Ferrite Bead Single Type

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 75 OHM 25% Alternate Sizing Guide Below

BLM41PG750SN1L
Murata Electronics
1: $0.556
67,851In Stock

Mfr. Part No.
BLM41PG750SN1L

Mouser Part No
81-BLM41P750S

Murata Electronics

Ferrite Beads 75 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

67,851In Stock

Cut Tape

$0.556

$0.388

$0.336

$0.30

View

Reel

$0.149

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

Chip Ferrite Bead Single Type

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

BLM41PG471SN1L
Murata Electronics
1: $0.556
50,218In Stock
900Expected 24/2/2026

Mfr. Part No.
BLM41PG471SN1L

Mouser Part No
81-BLM41PG471SN1L

Murata Electronics

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

50,218In Stock

900Expected 24/2/2026

Cut Tape

$0.556

$0.388

$0.336

$0.30

View

Reel

$0.149

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads

Ferrite Chip Beads

Chip Ferrite Bead Single Type

- 55 C

+ 125 C

SMD/SMT

Reel, Cut Tape, MouseReel

EMI Filter Circuits 16 V 15A

BNX028-01L
Murata Electronics
1: $8.19
1,932In Stock
3,200Expected 14/4/2026

Mfr. Part No.
BNX028-01L

Mouser Part No
81-BNX028-01L

Murata Electronics

EMI Filter Circuits 16 V 15A

Learn More

Datasheet

1,932In Stock

3,200Expected 14/4/2026

Cut Tape

$8.19

$6.69

$6.17

$5.80

Reel

$4.53

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

EMI Filter Circuits

EMI Network Filters

Block Type Filter

- 40 C

+ 105 C

SMD/SMT

Reel, Cut Tape, MouseReel

Common Mode Chokes / Filters 90ohm 100MHz

DLM11SN900HZ2L
Murata Electronics
1: $0.306
15,322In Stock
36,000On Order

Mfr. Part No.
DLM11SN900HZ2L

Mouser Part No
81-DLM11SN900HZ2L

Murata Electronics

Common Mode Chokes / Filters 90ohm 100MHz

Learn More

Datasheet

15,322In Stock

36,000On Order

Cut Tape

$0.306

$0.243

$0.214

$0.202

Reel

$0.135

View

Min.: 1
Mult.: 1

Reel: 4,000

Common Mode Chokes

Reel, Cut Tape

Common Mode Chokes / Filters 67 OHM 50V

DLW21SN670SQ2L
Murata Electronics
1: $0.584
9,054In Stock
10,000Expected 2/3/2026

Mfr. Part No.
DLW21SN670SQ2L

Mouser Part No
81-DLW21SN670SQ2L

Murata Electronics

Common Mode Chokes / Filters 67 OHM 50V

Learn More

Datasheet

9,054In Stock

10,000Expected 2/3/2026

Cut Tape

$0.584

$0.477

$0.417

$0.393

Reel

$0.291

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Common Mode Chokes

Wirewound

- 40 C

+ 85 C

SMD/SMT

PCB Mount

Reel, Cut Tape, MouseReel

Common Mode Chokes / Filters 90 OHM 50V 100MHZ

DLW21SZ900HQ2L
Murata Electronics
1: $0.348
13,218In Stock
30,000On Order

Mfr. Part No.
DLW21SZ900HQ2L

Mouser Part No
81-DLW21SZ900HQ2L

Murata Electronics

Common Mode Chokes / Filters 90 OHM 50V 100MHZ

Learn More

Datasheet

13,218In Stock

30,000On Order

Cut Tape

$0.348

$0.291

$0.254

$0.239

Reel

$0.178

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Common Mode Chokes

Wirewound

- 40 C

+ 105 C

SMD/SMT

PCB Mount

Reel, Cut Tape, MouseReel

Common Mode Chokes / Filters 1000 OHM 50V

DLW31SN102SQ2L
Murata Electronics
1: $1.18
5,448In Stock

Mfr. Part No.
DLW31SN102SQ2L

Mouser Part No
81-DLW31SN102SQ2L

Murata Electronics

Common Mode Chokes / Filters 1000 OHM 50V

Learn More

Datasheet

5,448In Stock

Cut Tape

$1.18

$0.974

$0.849

$0.802

Reel

$0.589

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Common Mode Chokes

Wirewound

- 40 C

+ 85 C

SMD/SMT

PCB Mount

Reel, Cut Tape, MouseReel

EMI Noise Suppression

Types of Filters

Customer Service Office

Company

Resources

Support

3 Terminal Low ESL Type
AEC-Q200
Automotive Chip Capacitor Block LC Combined Type Feedthrough Capacitor and Ferrite Beads
Block Type Filter
Chip Capacitor Block LC Combined Type
Chip Ferrite Bead
Chip Ferrite Bead for Automotive
Chip Ferrite Bead Inductor Type
Chip Ferrite Beads Array
Chip Ferrite Bead Single Type
Chip Noise Filter
Common Mode Choke Coil
Common Mode Choke Coil Film Type
Common Mode Choke Coil Film Type (Array)
Common Mode Choke Coil for Automotive
Common Mode Choke for Automotive Power Line
Common Mode Choke Noise Filter
Differential Signal Line Filter
Film
General Purpose Low ESL Capacitor