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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

1210Y6300273JXT Image
  • Part#:1210Y6300273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 630V X7R 1210
  • In Stock:90037
$0.226/pcsRFQ
1812J5K00220FCT Image
  • Part#:1812J5K00220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 5KV C0G/NP0 1812
  • In Stock:63601
$0.606/pcsRFQ
2220J1K50473JXR Image
  • Part#:2220J1K50473JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 1.5KV X7R 2220
  • In Stock:32103
$0.987/pcsRFQ
1812Y2500121JCR Image
  • Part#:1812Y2500121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 1812
  • In Stock:65802
$0.285/pcsRFQ
2225Y5000560KFT Image
  • Part#:2225Y5000560KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 2225
  • In Stock:26991
$1.189/pcsRFQ
0805J0500223KDT Image
  • Part#:0805J0500223KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 0805
  • In Stock:230528
$0.098/pcsRFQ
1111J2K00130FQT Image
  • Part#:1111J2K00130FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 2KV C0G/NP0 1111
  • In Stock:26771
$1.365/pcsRFQ
0603Y2500750JQT Image
  • Part#:0603Y2500750JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 250V C0G/NP0 0603
  • In Stock:161913
$0.135/pcsRFQ
1210Y2000471GAT Image
  • Part#:1210Y2000471GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1210
  • In Stock:73047
$0.471/pcsRFQ
1206Y0630682KCR Image
  • Part#:1206Y0630682KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1206
  • In Stock:160344
$0.121/pcsRFQ
0805J6300180FCR Image
  • Part#:0805J6300180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 0805
  • In Stock:117142
$0.177/pcsRFQ
0805J0250332MXT Image
  • Part#:0805J0250332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V X7R 0805
  • In Stock:376464
$0.055/pcsRFQ
2220Y4K00101KCR Image
  • Part#:2220Y4K00101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 4KV C0G/NP0 2220
  • In Stock:74238
$0.325/pcsRFQ
1206J0631P40BQT Image
  • Part#:1206J0631P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 63V C0G/NP0 1206
  • In Stock:114245
$0.187/pcsRFQ
0805Y2000151JXR Image
  • Part#:0805Y2000151JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V X7R 0805
  • In Stock:320959
$0.075/pcsRFQ
1206J1000472JAR Image
  • Part#:1206J1000472JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1206
  • In Stock:84475
$0.227/pcsRFQ
1825J2K00122MXT Image
  • Part#:1825J2K00122MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2KV X7R 1825
  • In Stock:77669
$0.501/pcsRFQ
1812Y2500273JDT Image
  • Part#:1812Y2500273JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 1812
  • In Stock:56335
$0.571/pcsRFQ
1812Y6K00470GCR Image
  • Part#:1812Y6K00470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 6KV C0G/NP0 1812
  • In Stock:91879
$0.356/pcsRFQ
1111J1000510GQT Image
  • Part#:1111J1000510GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 100V C0G/NP0 1111
  • In Stock:52457
$0.591/pcsRFQ
1206J0100681JXR Image
  • Part#:1206J0100681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V X7R 1206
  • In Stock:239343
$0.088/pcsRFQ
1206J0500441JQT Image
  • Part#:1206J0500441JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 440PF 50V C0G/NP0 1206
  • In Stock:70536
$0.276/pcsRFQ
  • Part#:1808Y0630272MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:167864
$0.122/pcsRFQ
1111Y6300820KQT Image
  • Part#:1111Y6300820KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 630V C0G/NP0 1111
  • In Stock:59086
$0.331/pcsRFQ
1808Y1000183JCT Image
  • Part#:1808Y1000183JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V C0G 1808
  • In Stock:77421
$0.297/pcsRFQ
1210Y0160823MDT Image
  • Part#:1210Y0160823MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V X7R 1210
  • In Stock:94663
$0.228/pcsRFQ
0505Y1501P50DQT Image
  • Part#:0505Y1501P50DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 150V C0G/NP0 0505
  • In Stock:123394
$0.173/pcsRFQ
1206Y0630823JET Image
  • Part#:1206Y0630823JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V X7R 1206
  • In Stock:127294
$0.157/pcsRFQ
1812Y1K20102GCR Image
  • Part#:1812Y1K20102GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1.2KV C0G 1812
  • In Stock:66805
$0.572/pcsRFQ
2220Y1000270GCR Image
  • Part#:2220Y1000270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 2220
  • In Stock:26846
$1.42/pcsRFQ
1825Y2K50681MXR Image
  • Part#:1825Y2K50681MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2.5KV X7R 1825
  • In Stock:59824
$0.522/pcsRFQ
1808J0250153JCR Image
  • Part#:1808J0250153JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1808
  • In Stock:111142
$0.197/pcsRFQ
1825Y1K20563JXT Image
  • Part#:1825Y1K20563JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 1.2KV X7R 1825
  • In Stock:28747
$1.104/pcsRFQ
1206Y1K03P30CFT Image
  • Part#:1206Y1K03P30CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 1KV C0G/NP0 1206
  • In Stock:99561
$0.218/pcsRFQ
1206J2000391KCR Image
  • Part#:1206J2000391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1206
  • In Stock:227097
$0.087/pcsRFQ
0805J0100390FCR Image
  • Part#:0805J0100390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 10V C0G/NP0 0805
  • In Stock:126169
$0.172/pcsRFQ
1206J0500391KFR Image
  • Part#:1206J0500391KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 1206
  • In Stock:162597
$0.116/pcsRFQ
1808J1000390KDT Image
  • Part#:1808J1000390KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V X7R 1808
  • In Stock:121304
$0.18/pcsRFQ
1825J1K00392JCR Image
  • Part#:1825J1K00392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1KV C0G/NP0 1825
  • In Stock:52740
$0.649/pcsRFQ
1210Y1K00123KXR Image
  • Part#:1210Y1K00123KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 1KV X7R 1210
  • In Stock:112740
$0.183/pcsRFQ
0805Y0500102MDR Image
  • Part#:0805Y0500102MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V X7R 0805
  • In Stock:329747
$0.071/pcsRFQ
0603Y0503P30BCT Image
  • Part#:0603Y0503P30BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 50V C0G/NP0 0603
  • In Stock:133863
$0.151/pcsRFQ
1210J1K50680JCT Image
  • Part#:1210J1K50680JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1.5KV C0G/NP0 1210
  • In Stock:150138
$0.135/pcsRFQ
2220Y0630100FCT Image
  • Part#:2220Y0630100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 2220
  • In Stock:12604
$2.884/pcsRFQ
1206J0162P20DCR Image
  • Part#:1206J0162P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 16V C0G/NP0 1206
  • In Stock:258672
$0.077/pcsRFQ
1210Y0630822JDR Image
  • Part#:1210Y0630822JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 1210
  • In Stock:82969
$0.273/pcsRFQ
2225Y2000563MXT Image
  • Part#:2225Y2000563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 200V X7R 2225
  • In Stock:40623
$0.781/pcsRFQ
1812Y0630330JCR Image
  • Part#:1812Y0630330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 1812
  • In Stock:77227
$0.277/pcsRFQ
0805Y0630121JDR Image
  • Part#:0805Y0630121JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V X7R 0805
  • In Stock:265155
$0.087/pcsRFQ
1210Y5000560JAR Image
  • Part#:1210Y5000560JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1210
  • In Stock:109740
$0.177/pcsRFQ
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