Passive Components – Mouser Finland

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Automotive Noise / EMI Suppression Filters

Murata Electronics Automotive Noise / EMI Suppression Filters offer components for noise suppression from various approaches, such as small-sized EMI suppression filters and AC line filters that effectively suppress noise. Also among these components are ferrite cores and microwave absorbers, which suppress noise even after the set is completed. Murata offers ESD protection devices that protect semiconductors from static electricity entering from outside.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below BLM21BB121SN1D Murata Electronics 1: 0,215 € 10 301In Stock	Mfr. Part No. BLM21BB121SN1D Mouser Part No 81-BLM21B121S	Murata Electronics	Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	10 301In Stock	Cut Tape 0,215 € 0,15 € 0,116 € 0,104 € View Reel 0,052 € 0,089 € 0,078 € 0,066 € 0,052 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 5 OHM 25% Alternate Sizing Guide Below BLM21BB050SH1D Murata Electronics 1: 0,267 € 382In Stock	Mfr. Part No. BLM21BB050SH1D Mouser Part No 81-BLM21BB050SH1D	Murata Electronics	Ferrite Beads 5 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	382In Stock	Cut Tape 0,267 € 0,182 € 0,144 € 0,126 € Reel 0,063 € View 0,108 € 0,095 € 0,082 € 0,062 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below BLM21BB121SH1D Murata Electronics 1: 0,258 € 443In Stock	Mfr. Part No. BLM21BB121SH1D Mouser Part No 81-BLM21BB121SH1D	Murata Electronics	Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	443In Stock	Cut Tape 0,258 € 0,179 € 0,155 € 0,124 € Reel 0,073 € View 0,106 € 0,093 € 0,082 € 0,062 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 150 OHM 25% Alternate Sizing Guide Below BLM21BB151SH1D Murata Electronics 1: 0,258 € 248In Stock	Mfr. Part No. BLM21BB151SH1D Mouser Part No 81-BLM21BB151SH1D	Murata Electronics	Ferrite Beads 150 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	248In Stock	Cut Tape 0,258 € 0,179 € 0,155 € 0,124 € Reel 0,073 € View 0,106 € 0,093 € 0,082 € 0,062 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 150 OHM 25% Alternate Sizing Guide Below BLM21BB151SN1D Murata Electronics 1: 0,232 € 1 722In Stock	Mfr. Part No. BLM21BB151SN1D Mouser Part No 81-BLM21BB151SN1D	Murata Electronics	Ferrite Beads 150 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	1 722In Stock	Cut Tape 0,232 € 0,161 € 0,138 € 0,111 € Reel 0,06 € View 0,095 € 0,084 € 0,075 € 0,052 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads BLM21BB151SZ1D Murata Electronics 1: 0,232 € 3 796In Stock	Mfr. Part No. BLM21BB151SZ1D Mouser Part No 81-BLM21BB151SZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	3 796In Stock	Cut Tape 0,232 € 0,163 € 0,142 € 0,113 € Reel 0,067 € View 0,096 € 0,085 € 0,075 € 0,057 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 200 OHM 25% Alternate Sizing Guide Below BLM21BB201SH1D Murata Electronics 1: 0,155 € 7 551In Stock	Mfr. Part No. BLM21BB201SH1D Mouser Part No 81-BLM21BB201SH1D	Murata Electronics	Ferrite Beads 200 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	7 551In Stock	Cut Tape 0,155 € 0,111 € 0,087 € 0,077 € View Reel 0,062 € 0,067 € 0,062 € 0,062 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below BLM21BB331SH1D Murata Electronics 1: 0,258 € 1 720In Stock	Mfr. Part No. BLM21BB331SH1D Mouser Part No 81-BLM21BB331SH1D	Murata Electronics	Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	1 720In Stock	Cut Tape 0,258 € 0,179 € 0,155 € 0,124 € Reel 0,073 € View 0,106 € 0,093 € 0,082 € 0,062 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below BLM21BB471SN1D Murata Electronics 1: 0,215 € 7 313In Stock 12 000Expected 12/11/2026	Mfr. Part No. BLM21BB471SN1D Mouser Part No 81-BLM21BB471SN1D	Murata Electronics	Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	7 313In Stock 12 000Expected 12/11/2026	Cut Tape 0,215 € 0,15 € 0,116 € 0,104 € View Reel 0,052 € 0,089 € 0,078 € 0,069 € 0,052 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 75 OHM 25% Alternate Sizing Guide Below BLM21BB750SH1D Murata Electronics 1: 0,249 € 2 717In Stock 4 000Expected 22/12/2026	Mfr. Part No. BLM21BB750SH1D Mouser Part No 81-BLM21BB750SH1D	Murata Electronics	Ferrite Beads 75 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	2 717In Stock 4 000Expected 22/12/2026	Cut Tape 0,249 € 0,175 € 0,137 € 0,122 € View Reel 0,062 € 0,104 € 0,092 € 0,08 € 0,062 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads BLM21BB750SZ1D Murata Electronics 1: 0,232 € 1 454In Stock	Mfr. Part No. BLM21BB750SZ1D Mouser Part No 81-BLM21BB750SZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	1 454In Stock	Cut Tape 0,232 € 0,163 € 0,142 € 0,113 € Reel 0,067 € View 0,096 € 0,085 € 0,075 € 0,057 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 1K OHM Alternate Sizing Guide Below BLM21BD102SH1D Murata Electronics 1: 0,163 € 4 423In Stock	Mfr. Part No. BLM21BD102SH1D Mouser Part No 81-BLM21BD102SH1D	Murata Electronics	Ferrite Beads 1K OHM Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	4 423In Stock	Cut Tape 0,163 € 0,116 € 0,09 € 0,081 € View Reel 0,065 € 0,07 € 0,065 € 0,065 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 4 000 : 4 000
Ferrite Beads BLM21BD102SZ1D Murata Electronics 1: 0,249 € 1 868In Stock	Mfr. Part No. BLM21BD102SZ1D Mouser Part No 81-BLM21BD102SZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	1 868In Stock	Cut Tape 0,249 € 0,171 € 0,148 € 0,118 € Reel 0,07 € View 0,101 € 0,089 € 0,078 € 0,06 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 150 OHM 25% Alternate Sizing Guide Below BLM21BD151SN1D Murata Electronics 1: 0,224 € 3 605In Stock	Mfr. Part No. BLM21BD151SN1D Mouser Part No 81-BLM21BD151SN1D	Murata Electronics	Ferrite Beads 150 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	3 605In Stock	Cut Tape 0,224 € 0,156 € 0,121 € 0,108 € View Reel 0,055 € 0,10 € 0,089 € 0,078 € 0,055 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 1.5K OHM 25% Alternate Sizing Guide Below BLM21BD152SH1D Murata Electronics 1: 0,361 € 4 070In Stock	Mfr. Part No. BLM21BD152SH1D Mouser Part No 81-BLM21BD152SH1D	Murata Electronics	Ferrite Beads 1.5K OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	4 070In Stock	Cut Tape 0,361 € 0,254 € 0,197 € 0,175 € Reel 0,103 € View 0,149 € 0,131 € 0,114 € 0,09 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads BLM21BD152SZ1D Murata Electronics 1: 0,31 € 660In Stock	Mfr. Part No. BLM21BD152SZ1D Mouser Part No 81-BLM21BD152SZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	660In Stock	Cut Tape 0,31 € 0,221 € 0,171 € 0,152 € View Reel 0,082 € 0,13 € 0,114 € 0,10 € 0,082 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 1800 OHM 5% Alternate Sizing Guide Below BLM21BD182SN1D Murata Electronics 1: 0,181 € 14 534In Stock 24 000Expected 14/01/2027	Mfr. Part No. BLM21BD182SN1D Mouser Part No 81-BLM21BD182SN1D	Murata Electronics	Ferrite Beads 1800 OHM 5% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	14 534In Stock 24 000Expected 14/01/2027	Cut Tape 0,181 € 0,129 € 0,101 € 0,089 € View Reel 0,074 € 0,077 € 0,076 € 0,074 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below BLM21BD221SN1D Murata Electronics 1: 0,224 € 12 657In Stock 12 000Expected 07/01/2027	Mfr. Part No. BLM21BD221SN1D Mouser Part No 81-BLM21BD221SN1D	Murata Electronics	Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	12 657In Stock 12 000Expected 07/01/2027	Cut Tape 0,224 € 0,156 € 0,121 € 0,108 € View Reel 0,064 € 0,093 € 0,082 € 0,078 € 0,064 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 4 000 : 4 000
Ferrite Beads 2.2K OHM 25% Alternate Sizing Guide Below BLM21BD222TH1D Murata Electronics 1: 0,361 € 7 435In Stock	Mfr. Part No. BLM21BD222TH1D Mouser Part No 81-BLM21BD222TH1D	Murata Electronics	Ferrite Beads 2.2K OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	7 435In Stock	Cut Tape 0,361 € 0,25 € 0,217 € 0,173 € Reel 0,101 € View 0,148 € 0,13 € 0,114 € 0,087 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads BLM21BD222TZ1D Murata Electronics 1: 0,31 € 1 967In Stock	Mfr. Part No. BLM21BD222TZ1D Mouser Part No 81-BLM21BD222TZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	1 967In Stock	Cut Tape 0,31 € 0,216 € 0,168 € 0,15 € View Reel 0,079 € 0,127 € 0,112 € 0,098 € 0,079 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads BLM21BD272SZ1L Murata Electronics 1: 0,31 € 8 659In Stock	Mfr. Part No. BLM21BD272SZ1L Mouser Part No 81-BLM21BD272SZ1L	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	8 659In Stock	Cut Tape 0,31 € 0,221 € 0,171 € 0,152 € View Reel 0,082 € 0,13 € 0,114 € 0,082 € 0,082 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000
Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below BLM21BD331SH1D Murata Electronics 1: 0,267 € 1 359In Stock	Mfr. Part No. BLM21BD331SH1D Mouser Part No 81-BLM21BD331SH1D	Murata Electronics	Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	1 359In Stock	Cut Tape 0,267 € 0,187 € 0,162 € 0,129 € Reel 0,077 € View 0,11 € 0,097 € 0,085 € 0,065 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below BLM21BD331SN1D Murata Electronics 1: 0,224 € 5 430In Stock	Mfr. Part No. BLM21BD331SN1D Mouser Part No 81-BLM21BD331SN1D	Murata Electronics	Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	5 430In Stock	Cut Tape 0,224 € 0,156 € 0,121 € 0,108 € View Reel 0,055 € 0,093 € 0,082 € 0,071 € 0,055 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 420 OHM 25% Alternate Sizing Guide Below BLM21BD421SH1D Murata Electronics 1: 0,267 € 4 115In Stock	Mfr. Part No. BLM21BD421SH1D Mouser Part No 81-BLM21BD421SH1D	Murata Electronics	Ferrite Beads 420 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	4 115In Stock	Cut Tape 0,267 € 0,187 € 0,162 € 0,129 € Reel 0,082 € View 0,11 € 0,097 € 0,085 € 0,065 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Ferrite Beads 420 OHM 25% Alternate Sizing Guide Below BLM21BD421SN1D Murata Electronics 1: 0,224 € 2 970In Stock 4 000Expected 16/03/2027	Mfr. Part No. BLM21BD421SN1D Mouser Part No 81-BLM21BD421SN1D	Murata Electronics	Ferrite Beads 420 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	2 970In Stock 4 000Expected 16/03/2027	Cut Tape 0,224 € 0,156 € 0,121 € 0,108 € View Reel 0,055 € 0,093 € 0,082 € 0,071 € 0,055 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 12 000 : 4 000

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Types of Passive Components

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Automotive Noise / EMI Suppression Filters

Types of Passive Components