Passive Components – Mouser South Africa

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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 1800 OHM 5% Alternate Sizing Guide Below

BLM21BD182SN1D
Murata Electronics
1: $0.211
38,050In Stock

Mfr. Part No.
BLM21BD182SN1D

Mouser Part No
81-BLM21BD182SN1D

Murata Electronics

Ferrite Beads 1800 OHM 5% Alternate Sizing Guide Below

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Datasheet

38,050In Stock

Cut Tape

$0.211

$0.147

$0.127

$0.114

View

Reel

$0.05

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 30 OHM 25% Alternate Sizing Guide Below

BLM21PG300SN1D
Murata Electronics
1: $0.11
191,497In Stock

Mfr. Part No.
BLM21PG300SN1D

Mouser Part No
81-BLM21P300S

Murata Electronics

Ferrite Beads 30 OHM 25% Alternate Sizing Guide Below

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Datasheet

191,497In Stock

Cut Tape

$0.11

$0.076

$0.06

$0.053

Reel

$0.026

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

BLM21PG331SN1D
Murata Electronics
1: $0.11
224,012In Stock
153,025Expected 2026/04/14

Mfr. Part No.
BLM21PG331SN1D

Mouser Part No
81-BLM21P331SG

Murata Electronics

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

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Datasheet

224,012In Stock

153,025Expected 2026/04/14

Cut Tape

$0.11

$0.078

$0.06

$0.055

Reel

$0.026

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below

BLM21PG121SN1D
Murata Electronics
1: $0.11
137,688In Stock
60,000Expected 2026/04/22

Mfr. Part No.
BLM21PG121SN1D

Mouser Part No
81-BLM21PG121SN1D

Murata Electronics

Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

137,688In Stock

60,000Expected 2026/04/22

Cut Tape

$0.11

$0.076

$0.06

$0.053

Reel

$0.026

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 30 OHM 25% Alternate Sizing Guide Below

BLM21PG300SH1D
Murata Electronics
1: $0.17
49,647In Stock

Mfr. Part No.
BLM21PG300SH1D

Mouser Part No
81-BLM21PG300SH1D

Murata Electronics

Ferrite Beads 30 OHM 25% Alternate Sizing Guide Below

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Datasheet

49,647In Stock

Cut Tape

$0.17

$0.113

$0.098

$0.09

View

Reel

$0.053

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 1K OHM 25%

BLM31KN102BH1L
Murata Electronics
1: $0.511
29,213In Stock

Mfr. Part No.
BLM31KN102BH1L

Mouser Part No
81-BLM31KN102BH1L

Murata Electronics

Ferrite Beads 1K OHM 25%

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Datasheet

29,213In Stock

Cut Tape

$0.511

$0.358

$0.311

$0.276

View

Reel

$0.148

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM31KN102SH1L
Murata Electronics
1: $0.44
59,245In Stock

Mfr. Part No.
BLM31KN102SH1L

Mouser Part No
81-BLM31KN102SH1L

Murata Electronics

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

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Datasheet

59,245In Stock

Cut Tape

$0.44

$0.307

$0.266

$0.238

View

Reel

$0.121

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121BH1L
Murata Electronics
1: $0.511
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

$0.511

$0.358

$0.311

$0.276

View

Reel

$0.148

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121SH1L
Murata Electronics
1: $0.44
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

$0.44

$0.307

$0.266

$0.238

View

Reel

$0.121

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121SN1L
Murata Electronics
1: $0.361
24,210In Stock
12,500Expected 2026/04/28

Mfr. Part No.
BLM31KN121SN1L

Mouser Part No
81-BLM31KN121SN1L

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

Learn More

Datasheet

24,210In Stock

12,500Expected 2026/04/28

Cut Tape

$0.361

$0.256

$0.222

$0.199

View

Reel

$0.10

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

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

BLM31KN121SZ1L
Murata Electronics
1: $0.39
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

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Datasheet

37,175In Stock

Cut Tape

$0.39

$0.271

$0.235

$0.211

View

Reel

$0.107

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 270 OHM Alternate Sizing Guide Below

BLM31KN271BH1L
Murata Electronics
1: $0.47
17,004In Stock

Mfr. Part No.
BLM31KN271BH1L

Mouser Part No
81-BLM31KN271BH1L

Murata Electronics

Ferrite Beads 270 OHM Alternate Sizing Guide Below

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Datasheet

17,004In Stock

Cut Tape

$0.47

$0.334

$0.292

$0.263

View

Reel

$0.148

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 270 OHM Alternate Sizing Guide Below

BLM31KN271SH1L
Murata Electronics
1: $0.43
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

$0.43

$0.301

$0.261

$0.233

View

Reel

$0.124

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

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

BLM31KN471SH1L
Murata Electronics
1: $0.44
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

$0.44

$0.307

$0.266

$0.238

View

Reel

$0.121

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM31KN601BH1L
Murata Electronics
1: $0.511
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

$0.511

$0.358

$0.311

$0.276

View

Reel

$0.151

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM31KN601SN1L
Murata Electronics
1: $0.37
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

$0.37

$0.262

$0.227

$0.187

View

Reel

$0.10

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 600 OHM 2.9A Alternate Sizing Guide Below

BLM31KN601SZ1L
Murata Electronics
1: $0.39
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

$0.39

$0.271

$0.235

$0.211

View

Reel

$0.107

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

BLM31KN801SH1L
Murata Electronics
1: $0.43
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

$0.43

$0.301

$0.261

$0.233

View

Reel

$0.121

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 50 OHM 25% Alternate Sizing Guide Below

BLM31PG500SN1L
Murata Electronics
1: $0.30
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

$0.30

$0.214

$0.186

$0.166

View

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below

BLM31PG121SN1L
Murata Electronics
1: $0.30
88,036In Stock
59,900Expected 2026/04/14

Mfr. Part No.
BLM31PG121SN1L

Mouser Part No
81-BLM31PG121SN1L

Murata Electronics

Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

88,036In Stock

59,900Expected 2026/04/14

Cut Tape

$0.30

$0.214

$0.186

$0.166

View

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Ferrite Beads 390 OHM 25% Alternate Sizing Guide Below

BLM31PG391SH1L
Murata Electronics
1: $0.37
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

$0.37

$0.258

$0.223

$0.20

View

Reel

$0.099

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

BLM31SN500SN1L
Murata Electronics
1: $0.39
75,351In Stock
30,000Expected 2026/05/11

Mfr. Part No.
BLM31SN500SN1L

Mouser Part No
81-BLM31SN500SN1L

Murata Electronics

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

Learn More

Datasheet

75,351In Stock

30,000Expected 2026/05/11

Cut Tape

$0.39

$0.271

$0.235

$0.211

View

Reel

$0.105

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Ferrite Beads 60 OHM 25% Alternate Sizing Guide Below

BLM41PG600SN1L
Murata Electronics
1: $0.40
74,712In Stock
40,000Expected 2026/04/13

Mfr. Part No.
BLM41PG600SN1L

Mouser Part No
81-BLM41P600S

Murata Electronics

Ferrite Beads 60 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

74,712In Stock

40,000Expected 2026/04/13

Cut Tape

$0.40

$0.279

$0.242

$0.216

View

Reel

$0.11

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 75 OHM 25% Alternate Sizing Guide Below

BLM41PG750SN1L
Murata Electronics
1: $0.40
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

$0.40

$0.279

$0.242

$0.216

View

Reel

$0.11

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

BLM41PG471SN1L
Murata Electronics
1: $0.40
51,118In Stock

Mfr. Part No.
BLM41PG471SN1L

Mouser Part No
81-BLM41PG471SN1L

Murata Electronics

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

51,118In Stock

Cut Tape

$0.40

$0.279

$0.242

$0.216

View

Reel

$0.11

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

EMI Noise Suppression

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