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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

0805Y1000333MDT Image
  • Part#:0805Y1000333MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 0805
  • In Stock:225169
$0.104/pcsRFQ
  • Part#:0805Y1000392MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:453663
$0.051/pcsRFQ
0505J3000120FQT Image
  • Part#:0505J3000120FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 300V C0G/NP0 0505
  • In Stock:29285
$1.047/pcsRFQ
0805J5000150JFT Image
  • Part#:0805J5000150JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 0805
  • In Stock:253420
$0.082/pcsRFQ
  • Part#:0805J0500121GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:210434
$0.114/pcsRFQ
1206Y1501P00HQT Image
  • Part#:1206Y1501P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 150V C0G/NP0 1206
  • In Stock:78628
$0.292/pcsRFQ
1812J2500471GFR Image
  • Part#:1812J2500471GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 1812
  • In Stock:40877
$0.733/pcsRFQ
0505J2500430GQT Image
  • Part#:0505J2500430GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 250V C0G/NP0 0505
  • In Stock:69927
$0.335/pcsRFQ
1812Y0630121JAT Image
  • Part#:1812Y0630121JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 1812
  • In Stock:72569
$0.44/pcsRFQ
1812J0630394KDT Image
  • Part#:1812J0630394KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 63V X7R 1812
  • In Stock:78383
$0.458/pcsRFQ
2220Y5K00271JXR Image
  • Part#:2220Y5K00271JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 5KV X7R 2220
  • In Stock:66516
$0.344/pcsRFQ
2225Y2000223KCR Image
  • Part#:2225Y2000223KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V C0G 2225
  • In Stock:29338
$1.345/pcsRFQ
1825J2K50821MXR Image
  • Part#:1825J2K50821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV X7R 1825
  • In Stock:86198
$0.454/pcsRFQ
2225J1K00101GCT Image
  • Part#:2225J1K00101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 2225
  • In Stock:28636
$1.124/pcsRFQ
1825Y2K50821JXR Image
  • Part#:1825Y2K50821JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV X7R 1825
  • In Stock:54204
$0.727/pcsRFQ
  • Part#:0603J0250181JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 0603
  • In Stock:318190
$0.075/pcsRFQ
0603J016P680DFR Image
  • Part#:0603J016P680DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 16V C0G/NP0 0603
  • In Stock:249360
$0.086/pcsRFQ
1812J0250563KFR Image
  • Part#:1812J0250563KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V C0G/NP0 1812
  • In Stock:45275
$0.698/pcsRFQ
1812Y2000682MET Image
  • Part#:1812Y2000682MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V X7R 1812
  • In Stock:72055
$0.421/pcsRFQ
1206Y2002P20HQT Image
  • Part#:1206Y2002P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 1206
  • In Stock:61190
$0.335/pcsRFQ
  • Part#:1206Y2500150JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 1206
  • In Stock:185861
$0.104/pcsRFQ
1210J1000682KCR Image
  • Part#:1210J1000682KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V C0G/NP0 1210
  • In Stock:109958
$0.206/pcsRFQ
1812Y0100101JCT Image
  • Part#:1812Y0100101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 10V C0G/NP0 1812
  • In Stock:64084
$0.335/pcsRFQ
2225Y6K00152JXR Image
  • Part#:2225Y6K00152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 6KV X7R 2225
  • In Stock:51483
$0.6/pcsRFQ
0805J2503P90BFT Image
  • Part#:0805J2503P90BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 250V C0G/NP0 0805
  • In Stock:77422
$0.271/pcsRFQ
2220J0630474MXT Image
  • Part#:2220J0630474MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 2220
  • In Stock:59734
$0.663/pcsRFQ
1111J2500102GQT Image
  • Part#:1111J2500102GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1111
  • In Stock:26295
$1.258/pcsRFQ
1210Y2500104KDT Image
  • Part#:1210Y2500104KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 250V X7R 1210
  • In Stock:72689
$0.322/pcsRFQ
1812Y5000121KAR Image
  • Part#:1812Y5000121KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1812
  • In Stock:88772
$0.388/pcsRFQ
1808J0250152GCR Image
  • Part#:1808J0250152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V C0G/NP0 1808
  • In Stock:121524
$0.177/pcsRFQ
2220J0250154JCR Image
  • Part#:2220J0250154JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V C0G/NP0 2220
  • In Stock:24692
$1.273/pcsRFQ
1808Y2500150FFR Image
  • Part#:1808Y2500150FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 1808
  • In Stock:53127
$0.644/pcsRFQ
  • Part#:1210Y0160393JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:82507
$0.289/pcsRFQ
0603J0160563MXR Image
  • Part#:0603J0160563MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V X7R 0603
  • In Stock:452230
$0.047/pcsRFQ
1206J6303P00CQT Image
  • Part#:1206J6303P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 630V C0G/NP0 1206
  • In Stock:125356
$0.179/pcsRFQ
2220Y2500103KFT Image
  • Part#:2220Y2500103KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V C0G 2220
  • In Stock:22197
$1.407/pcsRFQ
1210J0500272FAR Image
  • Part#:1210J0500272FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V C0G/NP0 1210
  • In Stock:40533
$0.867/pcsRFQ
1812Y1K50271FCR Image
  • Part#:1812Y1K50271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.5KV C0G/NP0 1812
  • In Stock:44421
$0.873/pcsRFQ
2220J1000683MXR Image
  • Part#:2220J1000683MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 2220
  • In Stock:56821
$0.562/pcsRFQ
2225Y4K00820FCT Image
  • Part#:2225Y4K00820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 4KV C0G/NP0 2225
  • In Stock:16045
$2.102/pcsRFQ
2220Y0630100FFR Image
  • Part#:2220Y0630100FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 2220
  • In Stock:7675
$4.045/pcsRFQ
1808Y5K00681MXT Image
  • Part#:1808Y5K00681MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 5KV X7R 1808
  • In Stock:96942
$0.203/pcsRFQ
1206Y1K02P20BFT Image
  • Part#:1206Y1K02P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 1KV C0G/NP0 1206
  • In Stock:81777
$0.469/pcsRFQ
2220Y2500330JCR Image
  • Part#:2220Y2500330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 2220
  • In Stock:42774
$0.834/pcsRFQ
2220Y1K00390GFT Image
  • Part#:2220Y1K00390GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 2220
  • In Stock:26973
$1.449/pcsRFQ
1808JA250560GCTSP Image
  • Part#:1808JA250560GCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 1808
  • In Stock:95151
$0.399/pcsRFQ
0805J0160101MDT Image
  • Part#:0805J0160101MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V X7R 0805
  • In Stock:257767
$0.077/pcsRFQ
2225J0250564JDR Image
  • Part#:2225J0250564JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 25V X7R 2225
  • In Stock:21409
$1.509/pcsRFQ
1210J2500683MXT Image
  • Part#:1210J2500683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 250V X7R 1210
  • In Stock:114483
$0.188/pcsRFQ
2225Y2500224JDT Image
  • Part#:2225Y2500224JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 250V X7R 2225
  • In Stock:19798
$1.688/pcsRFQ
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