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

Knowles EMI Filters / EMI Suppression

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

Types of EMI Filters / EMI Suppression

List Images

Results: 265

Applied Filters:

Manufacturer = Knowles

Cutoff Frequency

Product Type

Product

Circuit Type

Minimum Operating Temperature

Maximum Operating Temperature

Qualification

Packaging

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 #

Feed Through Capacitors 500V 4.7nF +/-20% Bottom end seal

SFSWR5000472MX0
Knowles Syfer
1: $31.04
100Expected 2026-09-23
New Product

Mfr. Part #
SFSWR5000472MX0

Mouser Part #
843-SFSWR5000472MX0

New Product

Knowles Syfer

Feed Through Capacitors 500V 4.7nF +/-20% Bottom end seal

Learn More

Datasheet

100Expected 2026-09-23

$31.04

$24.70

$22.17

$22.15

View

Min.: 1
Mult.: 1

Feed Through Capacitors

EMI Filter

- 55 C

+ 125 C

Bulk

Feed Through Capacitors 500V 68pF -20% +80% Bottom end seal

SFSWR5000680ZC0
Knowles Syfer
1: $37.59
100Expected 2026-09-23
New Product

Mfr. Part #
SFSWR5000680ZC0

Mouser Part #
843-SFSWR5000680ZC0

New Product

Knowles Syfer

Feed Through Capacitors 500V 68pF -20% +80% Bottom end seal

Learn More

Datasheet

100Expected 2026-09-23

$37.59

$28.77

$25.73

$21.44

Min.: 1
Mult.: 1

Feed Through Capacitors

EMI Filter

- 55 C

+ 125 C

Bulk

Feed Through Capacitors 500V 680pF +/-20% Bottom end seal

SFSWR5000681MX0
Knowles Syfer
1: $37.09
100Expected 2026-09-23
New Product

Mfr. Part #
SFSWR5000681MX0

Mouser Part #
843-SFSWR5000681MX0

New Product

Knowles Syfer

Feed Through Capacitors 500V 680pF +/-20% Bottom end seal

Learn More

Datasheet

100Expected 2026-09-23

$37.09

$28.38

$25.37

$21.18

Min.: 1
Mult.: 1

Feed Through Capacitors

EMI Filter

- 55 C

+ 125 C

Bulk

Feed Through Capacitors 500V 6.8nF +/-20% Bottom end seal

SFSWR5000682MX0
Knowles Syfer
1: $37.19
100Expected 2026-09-23
New Product

Mfr. Part #
SFSWR5000682MX0

Mouser Part #
843-SFSWR5000682MX0

New Product

Knowles Syfer

Feed Through Capacitors 500V 6.8nF +/-20% Bottom end seal

Learn More

Datasheet

100Expected 2026-09-23

$37.19

$28.46

$25.45

$20.89

Min.: 1
Mult.: 1

Feed Through Capacitors

EMI Filter

- 55 C

+ 125 C

Bulk

EMI Filter Circuits 500V .068uF X7R 20% 6.6x5mm Pi Filter

SBSMP5000683MXB
Knowles Syfer
1: $20.98
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
SBSMP5000683MXB

Mouser Part #
843-SBSMP5000683MXB

Knowles Syfer

EMI Filter Circuits 500V .068uF X7R 20% 6.6x5mm Pi Filter

Datasheet

Non-Stocked Lead-Time 10 Weeks

$20.98

$19.08

$16.69

$15.73

View

Min.: 1
Mult.: 1

EMI Filter Circuits

EMI Network Filters

Pi Filter

- 55 C

+ 125 C

Bulk

EMI Filter Circuits SBSM 100V 330.00 nF 20% X7R (2R1) , EMI filter

SBSMP1000334MXB
Knowles Novacap
500: $14.35
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
SBSMP1000334MXB

Mouser Part #
767-SBSMP1000334MXB

Knowles Novacap

EMI Filter Circuits SBSM 100V 330.00 nF 20% X7R (2R1) , EMI filter

Datasheet

Non-Stocked Lead-Time 10 Weeks

$14.35

Min.: 500
Mult.: 1

EMI Filter Circuits

EMI Network Filters

Pi Filter

- 55 C

+ 125 C

Bulk

EMI Feedthrough Filters 0805 100V 22.00 nF 20% X7R (2R1) FlexiCap/Nickel Barrier, 3-terminal EMI Filter

0805Y1000223MXTE07
Knowles Syfer
3,000: $0.895
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
0805Y1000223MXTE07

Mouser Part #
843-05Y1000223MXTE07

Knowles Syfer

EMI Feedthrough Filters 0805 100V 22.00 nF 20% X7R (2R1) FlexiCap/Nickel Barrier, 3-terminal EMI Filter

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.895

$0.789

Min.: 3,000
Mult.: 3,000

Reel: 3,000

EMI Feedthrough Filters

Reel

EMI Feedthrough Filters 1206 50V 220.00 nF 20% X7R (2R1) FlexiCap/Nickel Barrier, 3-terminal EMI Filter

1206Y0500224MXTE07
Knowles Syfer
2,500: $2.20
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1206Y0500224MXTE07

Mouser Part #
843-06Y0500224MXTE07

Knowles Syfer

EMI Feedthrough Filters 1206 50V 220.00 nF 20% X7R (2R1) FlexiCap/Nickel Barrier, 3-terminal EMI Filter

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$2.20

Min.: 2,500
Mult.: 2,500

Reel: 2,500

EMI Feedthrough Filters

Reel

Feed Through Capacitors 805 50V .022uF 20% X7R 3-TERM C FILTER

0805Y0500223MXTE07
Knowles Syfer
3,000: $0.858
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
0805Y0500223MXTE07

Mouser Part #
843-0805Y0500223MX7

Knowles Syfer

Feed Through Capacitors 805 50V .022uF 20% X7R 3-TERM C FILTER

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.858

$0.786

$0.741

$0.735

Min.: 3,000
Mult.: 3,000

Reel: 3,000

Feed Through Capacitors

Three Terminal Filter Capacitors

- 55 C

+ 125 C

Reel

Feed Through Capacitors 2200 pF 0.05 63volts uF ESR 15mohm

0805Y1000222MXTE07
Knowles Syfer
3,000: $0.629
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
0805Y1000222MXTE07

Mouser Part #
843-0805Y1000222MX7

Knowles Syfer

Feed Through Capacitors 2200 pF 0.05 63volts uF ESR 15mohm

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.629

$0.602

$0.559

$0.542

Min.: 3,000
Mult.: 3,000

Reel: 3,000

Feed Through Capacitors

Three Terminal Filter Capacitors

- 55 C

+ 125 C

Reel

Feed Through Capacitors 0.22 uF 0.1 63volts AL-ELKO SNAP IN

1206J0500224MXTE03
Knowles Syfer
2,500: $2.33
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1206J0500224MXTE03

Mouser Part #
843-1206J0500224MX3

Knowles Syfer

Feed Through Capacitors 0.22 uF 0.1 63volts AL-ELKO SNAP IN

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$2.33

$2.32

Min.: 2,500
Mult.: 2,500

Reel: 2,500

Feed Through Capacitors

X2Y Capacitor Filters

- 55 C

+ 125 C

Reel

Feed Through Capacitors 1206 .01uF 100V X7R 20% 3-Term C-Filter

1206J1000103MXTE01
Knowles Syfer
2,500: $0.984
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1206J1000103MXTE01

Mouser Part #
843-1206J1000103MX

Knowles Syfer

Feed Through Capacitors 1206 .01uF 100V X7R 20% 3-Term C-Filter

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.984

$0.901

$0.85

Quote

Min.: 2,500
Mult.: 2,500

Reel: 2,500

Feed Through Capacitors

X2Y Capacitor Filters

- 55 C

+ 125 C

Reel

Feed Through Capacitors 1206 100V .01uF 20% X7R X2Y Filter

1206J1000103MXTE03
Knowles Syfer
2,500: $0.846
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1206J1000103MXTE03

Mouser Part #
843-1206J1000103MX3

Knowles Syfer

Feed Through Capacitors 1206 100V .01uF 20% X7R X2Y Filter

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.846

$0.823

Quote

Min.: 2,500
Mult.: 2,500

Reel: 2,500

Feed Through Capacitors

X2Y Capacitor Filters

- 55 C

+ 125 C

Reel

Feed Through Capacitors 1206 22pF 100V C0G 20% 3-TERM C FILTER

1206J1000220MCTE01
Knowles Syfer
2,500: $0.821
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1206J1000220MCTE01

Mouser Part #
843-1206J1000220MC

Knowles Syfer

Feed Through Capacitors 1206 22pF 100V C0G 20% 3-TERM C FILTER

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.821

$0.752

$0.709

$0.705

Min.: 2,500
Mult.: 2,500

Reel: 2,500

Feed Through Capacitors

X2Y Capacitor Filters

- 55 C

+ 125 C

Reel

EMI Feedthrough Filters 1206 25V 220.00 nF 20% X7R (2R1) FlexiCap/Nickel Barrier, 3-terminal EMI Filter

1206Y0250224MXTE07
Knowles Syfer
2,500: $2.20
Non-Stocked Lead-Time 10 Weeks
New Product

Mfr. Part #
1206Y0250224MXTE07

Mouser Part #
843-1206Y0250224MXTE

New Product

Knowles Syfer

EMI Feedthrough Filters 1206 25V 220.00 nF 20% X7R (2R1) FlexiCap/Nickel Barrier, 3-terminal EMI Filter

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$2.20

Min.: 2,500
Mult.: 2,500

Reel: 2,500

EMI Feedthrough Filters

General Type MLCCs

- 55 C

+ 125 C

Reel

Feed Through Capacitors 1206 50V 22.00 nF 20% X7R (2R1) FlexiCap/Nickel Barrier, 3-terminal EMI Filter

1206Y0500223MXTE07
Knowles Syfer
2,500: $1.92
Non-Stocked Lead-Time 10 Weeks
New Product

Mfr. Part #
1206Y0500223MXTE07

Mouser Part #
843-1206Y0500223MXTE

New Product

Knowles Syfer

Feed Through Capacitors 1206 50V 22.00 nF 20% X7R (2R1) FlexiCap/Nickel Barrier, 3-terminal EMI Filter

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$1.92

$1.64

Min.: 2,500
Mult.: 2,500

Reel: 2,500

Feed Through Capacitors

Three Terminal Filter Capacitors

- 55 C

+ 125 C

Reel

EMI Feedthrough Filters 0.033 uF - 55 C+ 125 C 20 %

1206Y2000333MXTE03
Knowles Syfer
2,500: $1.31
Non-Stocked Lead-Time 10 Weeks
New Product

Mfr. Part #
1206Y2000333MXTE03

Mouser Part #
843-1206Y2000333MXTE

New Product

Knowles Syfer

EMI Feedthrough Filters 0.033 uF - 55 C+ 125 C 20 %

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$1.31

Min.: 2,500
Mult.: 2,500

Reel: 2,500

EMI Feedthrough Filters

- 55 C

+ 125 C

Reel

EMI Feedthrough Filters 820 pF - 55 C+ 125 C 20 %

1206Y2000821MXTE03
Knowles Syfer
2,500: $0.698
Non-Stocked Lead-Time 10 Weeks
New Product

Mfr. Part #
1206Y2000821MXTE03

Mouser Part #
843-1206Y2000821MXTE

New Product

Knowles Syfer

EMI Feedthrough Filters 820 pF - 55 C+ 125 C 20 %

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.698

$0.616

Min.: 2,500
Mult.: 2,500

Reel: 2,500

EMI Feedthrough Filters

- 55 C

+ 125 C

Reel

Feed Through Capacitors 0.22 uF 0.05 20% X2Y Filter

1410J0500224MXTE03
Knowles Syfer
2,000: $3.25
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1410J0500224MXTE03

Mouser Part #
843-1410J0500224MX3

Knowles Syfer

Feed Through Capacitors 0.22 uF 0.05 20% X2Y Filter

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$3.25

Min.: 2,000
Mult.: 2,000

Reel: 2,000

Feed Through Capacitors

X2Y Capacitor Filters

- 55 C

+ 125 C

Reel

Feed Through Capacitors 1410 0.4uF 50v X7R 20% X2Y Filter

1410J0500404MXTE03
Knowles Syfer
2,000: $4.27
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1410J0500404MXTE03

Mouser Part #
843-1410J0500404MX3

Knowles Syfer

Feed Through Capacitors 1410 0.4uF 50v X7R 20% X2Y Filter

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$4.27

Min.: 2,000
Mult.: 2,000

Reel: 2,000

Feed Through Capacitors

X2Y Capacitor Filters

- 55 C

+ 125 C

Reel

Feed Through Capacitors 1410 0.1uF 100v X7R 20% X2Y Filter

1410J1000104MXTE03
Knowles Syfer
2,000: $3.04
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1410J1000104MXTE03

Mouser Part #
843-1410J1000104MX3

Knowles Syfer

Feed Through Capacitors 1410 0.1uF 100v X7R 20% X2Y Filter

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$3.04

Min.: 2,000
Mult.: 2,000

Reel: 2,000

Feed Through Capacitors

X2Y Capacitor Filters

- 55 C

+ 125 C

Reel

Feed Through Capacitors 1410 50V .33uF 20% X7R X2Y Filter

1410Y0500334MXTE03
Knowles Syfer
2,000: $4.11
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1410Y0500334MXTE03

Mouser Part #
843-1410Y0500334MX3

Knowles Syfer

Feed Through Capacitors 1410 50V .33uF 20% X7R X2Y Filter

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$4.11

Min.: 2,000
Mult.: 2,000

Reel: 2,000

Feed Through Capacitors

X2Y Capacitor Filters

- 55 C

+ 125 C

Reel

Feed Through Capacitors 1410 50V 0.4uF 20% X7R X2Y Filter

1410Y0500404MXTE03
Knowles Syfer
1: $9.24
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1410Y0500404MXTE03

Mouser Part #
843-1410Y0500404MX3

Knowles Syfer

Feed Through Capacitors 1410 50V 0.4uF 20% X7R X2Y Filter

Datasheet

Non-Stocked Lead-Time 10 Weeks

Cut Tape

$9.24

$6.78

$5.80

$5.50

$5.23

Reel

$4.67

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Feed Through Capacitors

X2Y Capacitor Filters

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

Feed Through Capacitors X2Y 100V 2.2nF 20% EMI Filter AEC-Q200

1410Y0500224METE03
Knowles Syfer
2,000: $3.53
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1410Y0500224METE03

Mouser Part #
843-1410Y050224METE3

Knowles Syfer

Feed Through Capacitors X2Y 100V 2.2nF 20% EMI Filter AEC-Q200

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$3.53

Min.: 2,000
Mult.: 2,000

Reel: 2,000

Feed Through Capacitors

X2Y Capacitor Filters

AEC-Q200

Reel

Feed Through Capacitors 1410 100V .1uF 20% X7R X2Y Filter

1410Y1000104MXTE03
Knowles Syfer
2,000: $3.04
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
1410Y1000104MXTE03

Mouser Part #
843-1410Y1000104MX3

Knowles Syfer

Feed Through Capacitors 1410 100V .1uF 20% X7R X2Y Filter

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$3.04

Min.: 2,000
Mult.: 2,000

Reel: 2,000

Feed Through Capacitors

X2Y Capacitor Filters

- 55 C

+ 125 C

Reel

Knowles EMI Filters / EMI Suppression

Types of EMI Filters / EMI Suppression

Mouser Electronics®

Company

Resources

Support