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Knowles EMI Filters / EMI Suppression

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Types of EMI Filters / EMI Suppression

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Manufacturer = Knowles

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Part #

Feed Through Capacitors 500V 330pF +/-20% Bottom end seal

SFSWR5000331MC0
Knowles Syfer
1: $24.62
100Expected 2026/09/23
New Product

Mfr. Part No.
SFSWR5000331MC0

Mouser Part No
843-SFSWR5000331MC0

New Product

Knowles Syfer

Feed Through Capacitors 500V 330pF +/-20% Bottom end seal

Learn More

Datasheet

100Expected 2026/09/23

$24.62

$18.84

$16.85

$14.04

Min.: 1
Mult.: 1

Feed Through Capacitors

EMI Filter

- 55 C

+ 125 C

Bulk

Feed Through Capacitors 500V 3.3nF +/-20% Bottom end seal

SFSWR5000332MX0
Knowles Syfer
1: $24.17
100Expected 2026/09/23
New Product

Mfr. Part No.
SFSWR5000332MX0

Mouser Part No
843-SFSWR5000332MX0

New Product

Knowles Syfer

Feed Through Capacitors 500V 3.3nF +/-20% Bottom end seal

Learn More

Datasheet

100Expected 2026/09/23

$24.17

$18.49

$16.54

$13.58

Min.: 1
Mult.: 1

Feed Through Capacitors

EMI Filter

- 55 C

+ 125 C

Bulk

Feed Through Capacitors 500V 47pF -20% +80% Bottom end seal

SFSWR5000470ZC0
Knowles Syfer
1: $24.49
100Expected 2026/09/23
New Product

Mfr. Part No.
SFSWR5000470ZC0

Mouser Part No
843-SFSWR5000470ZC0

New Product

Knowles Syfer

Feed Through Capacitors 500V 47pF -20% +80% Bottom end seal

Learn More

Datasheet

100Expected 2026/09/23

$24.49

$18.75

$16.76

$13.75

Min.: 1
Mult.: 1

Feed Through Capacitors

EMI Filter

- 55 C

+ 125 C

Bulk

Feed Through Capacitors 500V 470pF +/-20% Bottom end seal

SFSWR5000471MC0
Knowles Syfer
1: $24.83
100Expected 2026/09/23
New Product

Mfr. Part No.
SFSWR5000471MC0

Mouser Part No
843-SFSWR5000471MC0

New Product

Knowles Syfer

Feed Through Capacitors 500V 470pF +/-20% Bottom end seal

Learn More

Datasheet

100Expected 2026/09/23

$24.83

$18.99

$16.98

$13.91

Min.: 1
Mult.: 1

Feed Through Capacitors

EMI Filter

- 55 C

+ 125 C

Bulk

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

SFSWR5000472MX0
Knowles Syfer
1: $20.22
100Expected 2026/09/23
New Product

Mfr. Part No.
SFSWR5000472MX0

Mouser Part No
843-SFSWR5000472MX0

New Product

Knowles Syfer

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

Learn More

Datasheet

100Expected 2026/09/23

$20.22

$16.10

$14.44

$14.43

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: $24.49
100Expected 2026/09/23
New Product

Mfr. Part No.
SFSWR5000680ZC0

Mouser Part No
843-SFSWR5000680ZC0

New Product

Knowles Syfer

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

Learn More

Datasheet

100Expected 2026/09/23

$24.49

$18.75

$16.76

$13.97

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: $24.17
100Expected 2026/09/23
New Product

Mfr. Part No.
SFSWR5000681MX0

Mouser Part No
843-SFSWR5000681MX0

New Product

Knowles Syfer

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

Learn More

Datasheet

100Expected 2026/09/23

$24.17

$18.49

$16.54

$13.80

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: $24.24
100Expected 2026/09/23
New Product

Mfr. Part No.
SFSWR5000682MX0

Mouser Part No
843-SFSWR5000682MX0

New Product

Knowles Syfer

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

Learn More

Datasheet

100Expected 2026/09/23

$24.24

$18.54

$16.58

$13.61

Min.: 1
Mult.: 1

Feed Through Capacitors

EMI Filter

- 55 C

+ 125 C

Bulk

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

SBSMP1000334MXB
Knowles Novacap
500: $9.72
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SBSMP1000334MXB

Mouser Part No
767-SBSMP1000334MXB

Knowles Novacap

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

$9.72

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: $0.583
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
0805Y1000223MXTE07

Mouser Part No
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

$0.583

$0.514

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: $1.43
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
1206Y0500224MXTE07

Mouser Part No
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

$1.43

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: $0.595
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
0805Y0500223MXTE07

Mouser Part No
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

$0.595

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: $0.411
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
0805Y1000222MXTE07

Mouser Part No
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

$0.411

$0.392

$0.364

$0.354

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: $1.52
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
1206J0500224MXTE03

Mouser Part No
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

$1.52

$1.51

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: $0.683
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
1206J1000103MXTE01

Mouser Part No
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

$0.683

$0.626

$0.612

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: $0.551
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
1206J1000103MXTE03

Mouser Part No
843-1206J1000103MX3

Knowles Syfer

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

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.551

$0.536

$0.534

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: $0.535
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
1206J1000220MCTE01

Mouser Part No
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

$0.535

$0.49

$0.462

$0.459

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: $1.43
Non-Stocked Lead-Time 10 Weeks
New Product

Mfr. Part No.
1206Y0250224MXTE07

Mouser Part No
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

$1.43

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: $1.26
Non-Stocked Lead-Time 10 Weeks
New Product

Mfr. Part No.
1206Y0500223MXTE07

Mouser Part No
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

$1.26

$1.07

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: $0.857
Non-Stocked Lead-Time 10 Weeks
New Product

Mfr. Part No.
1206Y2000333MXTE03

Mouser Part No
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

$0.857

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: $0.455
Non-Stocked Lead-Time 10 Weeks
New Product

Mfr. Part No.
1206Y2000821MXTE03

Mouser Part No
843-1206Y2000821MXTE

New Product

Knowles Syfer

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.455

$0.401

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: $2.12
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
1410J0500224MXTE03

Mouser Part No
843-1410J0500224MX3

Knowles Syfer

Feed Through Capacitors 0.22 uF 0.05 20% X2Y Filter

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$2.12

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: $2.91
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
1410J0500404MXTE03

Mouser Part No
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

$2.91

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: $1.98
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
1410J1000104MXTE03

Mouser Part No
843-1410J1000104MX3

Knowles Syfer

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$1.98

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: $2.67
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
1410Y0500334MXTE03

Mouser Part No
843-1410Y0500334MX3

Knowles Syfer

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

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$2.67

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

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