Passive Components – Mouser Finland

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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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Types of Passive Components

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Part #

Ferrite Beads 1800 OHM 5% Alternate Sizing Guide Below

BLM21BD182SN1D
Murata Electronics
1: 0,181 €
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

0,181 €

0,126 €

0,109 €

0,098 €

View

Reel

0,043 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4 000

Ferrite Beads 30 OHM 25% Alternate Sizing Guide Below

BLM21PG300SN1D
Murata Electronics
1: 0,095 €
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

0,095 €

0,065 €

0,052 €

0,046 €

Reel

0,023 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4 000

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

BLM21PG331SN1D
Murata Electronics
1: 0,095 €
224 012In Stock
153 025Expected 14/04/2026

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 14/04/2026

Cut Tape

0,095 €

0,067 €

0,052 €

0,047 €

Reel

0,024 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4 000

Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below

BLM21PG121SN1D
Murata Electronics
1: 0,095 €
137 688In Stock
60 000Expected 22/04/2026

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 22/04/2026

Cut Tape

0,095 €

0,065 €

0,052 €

0,046 €

Reel

0,023 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4 000

Ferrite Beads 30 OHM 25% Alternate Sizing Guide Below

BLM21PG300SH1D
Murata Electronics
1: 0,146 €
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

0,146 €

0,097 €

0,084 €

0,077 €

View

Reel

0,052 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4 000

Ferrite Beads 1K OHM 25%

BLM31KN102BH1L
Murata Electronics
1: 0,439 €
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

0,439 €

0,308 €

0,267 €

0,237 €

View

Reel

0,127 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM31KN102SH1L
Murata Electronics
1: 0,378 €
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

0,378 €

0,264 €

0,229 €

0,205 €

View

Reel

0,104 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121BH1L
Murata Electronics
1: 0,439 €
9 898In Stock

Mfr. Part No.
BLM31KN121BH1L

Mouser Part No
81-BLM31KN121BH1L

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

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Datasheet

9 898In Stock

Cut Tape

0,439 €

0,308 €

0,267 €

0,237 €

View

Reel

0,127 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121SH1L
Murata Electronics
1: 0,378 €
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

0,378 €

0,264 €

0,229 €

0,205 €

View

Reel

0,104 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121SN1L
Murata Electronics
1: 0,31 €
24 210In Stock
12 500Expected 28/04/2026

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 28/04/2026

Cut Tape

0,31 €

0,22 €

0,191 €

0,171 €

View

Reel

0,086 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

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

BLM31KN121SZ1L
Murata Electronics
1: 0,335 €
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

0,335 €

0,233 €

0,202 €

0,181 €

View

Reel

0,092 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 270 OHM Alternate Sizing Guide Below

BLM31KN271BH1L
Murata Electronics
1: 0,404 €
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

0,404 €

0,288 €

0,252 €

0,227 €

View

Reel

0,127 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 270 OHM Alternate Sizing Guide Below

BLM31KN271SH1L
Murata Electronics
1: 0,37 €
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

0,37 €

0,259 €

0,224 €

0,20 €

Reel

0,116 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

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

BLM31KN471SH1L
Murata Electronics
1: 0,378 €
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

0,378 €

0,264 €

0,229 €

0,205 €

View

Reel

0,104 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM31KN601BH1L
Murata Electronics
1: 0,439 €
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

0,439 €

0,308 €

0,267 €

0,237 €

View

Reel

0,13 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM31KN601SN1L
Murata Electronics
1: 0,318 €
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

0,318 €

0,225 €

0,195 €

0,165 €

View

Reel

0,086 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 600 OHM 2.9A Alternate Sizing Guide Below

BLM31KN601SZ1L
Murata Electronics
1: 0,335 €
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

0,335 €

0,233 €

0,202 €

0,181 €

View

Reel

0,092 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

BLM31KN801SH1L
Murata Electronics
1: 0,37 €
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

0,37 €

0,259 €

0,224 €

0,20 €

View

Reel

0,104 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 50 OHM 25% Alternate Sizing Guide Below

BLM31PG500SN1L
Murata Electronics
1: 0,258 €
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

0,258 €

0,184 €

0,16 €

0,143 €

View

Reel

0,07 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below

BLM31PG121SN1L
Murata Electronics
1: 0,258 €
88 036In Stock
59 900Expected 14/04/2026

Mfr. Part No.
BLM31PG121SN1L

Mouser Part No
81-BLM31PG121SN1L

Murata Electronics

Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

88 036In Stock

59 900Expected 14/04/2026

Cut Tape

0,258 €

0,184 €

0,16 €

0,143 €

View

Reel

0,07 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

Ferrite Beads 390 OHM 25% Alternate Sizing Guide Below

BLM31PG391SH1L
Murata Electronics
1: 0,318 €
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

0,318 €

0,222 €

0,192 €

0,172 €

View

Reel

0,085 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

BLM31SN500SN1L
Murata Electronics
1: 0,335 €
75 351In Stock
30 000Expected 11/05/2026

Mfr. Part No.
BLM31SN500SN1L

Mouser Part No
81-BLM31SN500SN1L

Murata Electronics

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

Learn More

Datasheet

75 351In Stock

30 000Expected 11/05/2026

Cut Tape

0,335 €

0,233 €

0,202 €

0,181 €

View

Reel

0,09 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

Ferrite Beads 60 OHM 25% Alternate Sizing Guide Below

BLM41PG600SN1L
Murata Electronics
1: 0,344 €
74 702In Stock
40 000Expected 13/04/2026

Mfr. Part No.
BLM41PG600SN1L

Mouser Part No
81-BLM41P600S

Murata Electronics

Ferrite Beads 60 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

74 702In Stock

40 000Expected 13/04/2026

Cut Tape

0,344 €

0,24 €

0,208 €

0,186 €

View

Reel

0,104 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 75 OHM 25% Alternate Sizing Guide Below

BLM41PG750SN1L
Murata Electronics
1: 0,344 €
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

0,344 €

0,24 €

0,208 €

0,186 €

View

Reel

0,104 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

BLM41PG471SN1L
Murata Electronics
1: 0,344 €
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

0,344 €

0,24 €

0,208 €

0,186 €

View

Reel

0,104 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 500

EMI Noise Suppression

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