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Home > Line Card > Knowles Syfer > Capacitors > Ceramic Capacitors
Knowles Syfer

Knowles Syfer

- Knowles Syfer (formerly Syfer Technology Limited) is a premier global manufacturer renowned for innovative application specific high-voltage, Hi-Q RF MLCCs and thru-hole/SMT EMI suppression filters. Our comprehensive product range includes; MLCCs include RF/Microwave/ultra-low ESR, high voltage to 12 k VDC, 250 VAC ratings, safety certified SMDs as well as space-grade parts. Our patented StackiCap™ is a unique capacitor assembly designed to achieve high capacitance and high voltage.
Syfer’s EMI filter lineup has SMD feed through capacitors rated to 3 A, SMD C and Pi filters rated to 20 A and X2Y® technology.
The broad Syfer AEC Q200 qualified family features both surface mount EMI filters and high-voltage MLCCs focused on the HEV and EV automotive market.
Worldwide manufacturing operations include a brand new facility in Suzhou, China, equipped with modern equipment to assure consistent, high quality products to meet the growing needs of our global markets.
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Product List

1210Y2000473MXT Image
  • Part#:1210Y2000473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 200V X7R 1210
  • In Stock:116640
$0.181/pcsRFQ
1206Y2500182KFR Image
  • Part#:1206Y2500182KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 1206
  • In Stock:119458
$0.166/pcsRFQ
1206Y0500470KAT Image
  • Part#:1206Y0500470KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1206
  • In Stock:166807
$0.117/pcsRFQ
1825Y1K50470FCT Image
  • Part#:1825Y1K50470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.5KV C0G/NP0 1825
  • In Stock:15020
$1.996/pcsRFQ
0805Y0160562MDT Image
  • Part#:0805Y0160562MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 0805
  • In Stock:242100
$0.084/pcsRFQ
1812J1K50390GCR Image
  • Part#:1812J1K50390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.5KV C0G/NP0 1812
  • In Stock:101061
$0.369/pcsRFQ
0805Y1000180JQT Image
  • Part#:0805Y1000180JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 0805
  • In Stock:131454
$0.178/pcsRFQ
2220Y0250104MXR Image
  • Part#:2220Y0250104MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V X7R 2220
  • In Stock:47424
$0.645/pcsRFQ
0603Y0160471MXR Image
  • Part#:0603Y0160471MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V X7R 0603
  • In Stock:534825
$0.043/pcsRFQ
0805Y2000222KER Image
  • Part#:0805Y2000222KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V X7R 0805
  • In Stock:214339
$0.091/pcsRFQ
1808J0505P60DFR Image
  • Part#:1808J0505P60DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 1808
  • In Stock:115320
$0.192/pcsRFQ
2220J5000181JDR Image
  • Part#:2220J5000181JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V X7R 2220
  • In Stock:38438
$0.792/pcsRFQ
1812J1000223FCR Image
  • Part#:1812J1000223FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V C0G 1812
  • In Stock:20054
$1.629/pcsRFQ
1808JA250271KXRPY2 Image
  • Part#:1808JA250271KXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V X7R 1808
  • In Stock:71255
$0.266/pcsRFQ
2220J0250123KXT Image
  • Part#:2220J0250123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 2220
  • In Stock:51626
$0.604/pcsRFQ
1210Y0250682JDR Image
  • Part#:1210Y0250682JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V X7R 1210
  • In Stock:83825
$0.266/pcsRFQ
1206J2500333KXR Image
  • Part#:1206J2500333KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 1206
  • In Stock:203702
$0.107/pcsRFQ
0805Y0250101KDR Image
  • Part#:0805Y0250101KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V X7R 0805
  • In Stock:279553
$0.075/pcsRFQ
2225J1K00122FFR Image
  • Part#:2225J1K00122FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 2225
  • In Stock:11682
$3.131/pcsRFQ
1812J2500273KXR Image
  • Part#:1812J2500273KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 1812
  • In Stock:99838
$0.241/pcsRFQ
0805Y0500181KER Image
  • Part#:0805Y0500181KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V X7R 0805
  • In Stock:288658
$0.073/pcsRFQ
1206J2K00180JCT Image
  • Part#:1206J2K00180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2KV C0G/NP0 1206
  • In Stock:205127
$0.092/pcsRFQ
0603Y2500330FFR Image
  • Part#:0603Y2500330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 0603
  • In Stock:74072
$0.275/pcsRFQ
  • Part#:1206Y2000270JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:193813
$0.103/pcsRFQ
2220Y0500333FCT Image
  • Part#:2220Y0500333FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V C0G/NP0 2220
  • In Stock:10941
$3.425/pcsRFQ
1210J5000181JCR Image
  • Part#:1210J5000181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1210
  • In Stock:161802
$0.121/pcsRFQ
1210J0500331FFR Image
  • Part#:1210J0500331FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1210
  • In Stock:45220
$0.826/pcsRFQ
0805Y2500472KXT Image
  • Part#:0805Y2500472KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V X7R 0805
  • In Stock:280450
$0.07/pcsRFQ
1812Y2500224KXT Image
  • Part#:1812Y2500224KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 250V X7R 1812
  • In Stock:88023
$0.427/pcsRFQ
1210J5000101JDR Image
  • Part#:1210J5000101JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V X7R 1210
  • In Stock:97867
$0.217/pcsRFQ
1812Y0630332FCT Image
  • Part#:1812Y0630332FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 1812
  • In Stock:31222
$1.072/pcsRFQ
1812Y2000153KDR Image
  • Part#:1812Y2000153KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V X7R 1812
  • In Stock:73868
$0.413/pcsRFQ
2220Y2000181JFR Image
  • Part#:2220Y2000181JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 2220
  • In Stock:27974
$1.27/pcsRFQ
1206J0500152JCT Image
  • Part#:1206J0500152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1206
  • In Stock:229999
$0.098/pcsRFQ
1825J5000561FCT Image
  • Part#:1825J5000561FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1825
  • In Stock:16577
$1.898/pcsRFQ
0603Y1000561JDT Image
  • Part#:0603Y1000561JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V X7R 0603
  • In Stock:278492
$0.078/pcsRFQ
1808Y1000220JFT Image
  • Part#:1808Y1000220JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1808
  • In Stock:109065
$0.195/pcsRFQ
1206J1K50331KXT Image
  • Part#:1206J1K50331KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV X7R 1206
  • In Stock:311938
$0.077/pcsRFQ
1111Y5005P10CQT Image
  • Part#:1111Y5005P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 500V C0G/NP0 1111
  • In Stock:65338
$0.31/pcsRFQ
0805J2500620FQT Image
  • Part#:0805J2500620FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 250V C0G/NP0 0805
  • In Stock:48333
$0.635/pcsRFQ
1206J0630103GCR Image
  • Part#:1206J0630103GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V C0G/NP0 1206
  • In Stock:92747
$0.255/pcsRFQ
1812J0500121KCT Image
  • Part#:1812J0500121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 1812
  • In Stock:82384
$0.269/pcsRFQ
1808J0250220KCT Image
  • Part#:1808J0250220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 1808
  • In Stock:163649
$0.12/pcsRFQ
1210Y5003P90CCR Image
  • Part#:1210Y5003P90CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 500V C0G/NP0 1210
  • In Stock:102658
$0.211/pcsRFQ
1206J1K00750GQT Image
  • Part#:1206J1K00750GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 1KV C0G/NP0 1206
  • In Stock:81088
$0.394/pcsRFQ
2225Y0160332GFT Image
  • Part#:2225Y0160332GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 2225
  • In Stock:11608
$2.629/pcsRFQ
  • Part#:1812Y1K50391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:60686
$0.532/pcsRFQ
1210J0630153FAR Image
  • Part#:1210J0630153FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .015UF 63V C0G/NP0 1210
  • In Stock:30086
$1.267/pcsRFQ
2225J5K00121KCT Image
  • Part#:2225J5K00121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 5KV C0G/NP0 2225
  • In Stock:74910
$0.425/pcsRFQ
1812Y0250821KCR Image
  • Part#:1812Y0250821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 1812
  • In Stock:77602
$0.276/pcsRFQ
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