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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

1210Y2000821GAT Image
  • Part#:1210Y2000821GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1210
  • In Stock:80533
$0.469/pcsRFQ
1210J0104P70CCR Image
  • Part#:1210J0104P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 10V C0G/NP0 1210
  • In Stock:81506
$0.231/pcsRFQ
1812J5000223JXR Image
  • Part#:1812J5000223JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 500V X7R 1812
  • In Stock:92807
$0.245/pcsRFQ
1812Y1K00182KDT Image
  • Part#:1812Y1K00182KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV X7R 1812
  • In Stock:93035
$0.407/pcsRFQ
0505Y1001P90HQT Image
  • Part#:0505Y1001P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 100V C0G/NP0 0505
  • In Stock:62855
$0.356/pcsRFQ
1812JA250151FCRSY2 Image
  • Part#:1812JA250151FCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1812
  • In Stock:23633
$1.471/pcsRFQ
1210Y5000273KET Image
  • Part#:1210Y5000273KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 500V X7R 1210
  • In Stock:105827
$0.203/pcsRFQ
1206Y2000222GFR Image
  • Part#:1206Y2000222GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 1206
  • In Stock:59686
$0.337/pcsRFQ
2225J0100823JXT Image
  • Part#:2225J0100823JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V X7R 2225
  • In Stock:41014
$0.796/pcsRFQ
2220J1K00821KCT Image
  • Part#:2220J1K00821KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 2220
  • In Stock:69245
$0.551/pcsRFQ
0805J5000271MDR Image
  • Part#:0805J5000271MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V X7R 0805
  • In Stock:291912
$0.069/pcsRFQ
1812J0160333GFT Image
  • Part#:1812J0160333GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V C0G/NP0 1812
  • In Stock:36994
$0.918/pcsRFQ
1210Y0160390FCR Image
  • Part#:1210Y0160390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 1210
  • In Stock:66935
$0.565/pcsRFQ
2220Y0630103FCT Image
  • Part#:2220Y0630103FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V C0G/NP0 2220
  • In Stock:13614
$2.8/pcsRFQ
2225J0630471KCT Image
  • Part#:2225J0630471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 2225
  • In Stock:40158
$0.782/pcsRFQ
0505J0630510FQT Image
  • Part#:0505J0630510FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 63V C0G/NP0 0505
  • In Stock:38326
$0.967/pcsRFQ
1825J1000563KCR Image
  • Part#:1825J1000563KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 100V C0G 1825
  • In Stock:27746
$1.186/pcsRFQ
1808Y0160684JDR Image
  • Part#:1808Y0160684JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 16V X7R 1808
  • In Stock:78928
$0.403/pcsRFQ
2220J4K00471KXR Image
  • Part#:2220J4K00471KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 4KV X7R 2220
  • In Stock:77731
$0.244/pcsRFQ
1210J0160121KFR Image
  • Part#:1210J0160121KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1210
  • In Stock:100303
$0.229/pcsRFQ
2220Y1K50220FCR Image
  • Part#:2220Y1K50220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.5KV C0G/NP0 2220
  • In Stock:19752
$1.763/pcsRFQ
1812Y5K00270KCT Image
  • Part#:1812Y5K00270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 5KV C0G/NP0 1812
  • In Stock:72793
$0.286/pcsRFQ
2220Y2500822JCR Image
  • Part#:2220Y2500822JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 250V C0G/NP0 2220
  • In Stock:37964
$0.86/pcsRFQ
1825Y0500223JCT Image
  • Part#:1825Y0500223JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V C0G/NP0 1825
  • In Stock:30776
$1.057/pcsRFQ
1812J2000682MXR Image
  • Part#:1812J2000682MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V X7R 1812
  • In Stock:90534
$0.244/pcsRFQ
1210J0160394KXT Image
  • Part#:1210J0160394KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 16V X7R 1210
  • In Stock:115685
$0.198/pcsRFQ
0805Y0500272FCR Image
  • Part#:0805Y0500272FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V C0G/NP0 0805
  • In Stock:68213
$0.317/pcsRFQ
0603J0250151GCT Image
  • Part#:0603J0250151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 0603
  • In Stock:210987
$0.111/pcsRFQ
2220Y5K00182KXT Image
  • Part#:2220Y5K00182KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 5KV X7R 2220
  • In Stock:88657
$0.423/pcsRFQ
2220Y2K00821KCT Image
  • Part#:2220Y2K00821KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2KV C0G/NP0 2220
  • In Stock:55144
$0.691/pcsRFQ
0603Y2500101KFT Image
  • Part#:0603Y2500101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 0603
  • In Stock:292984
$0.081/pcsRFQ
1812Y2500123KFT Image
  • Part#:1812Y2500123KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V C0G 1812
  • In Stock:51858
$0.736/pcsRFQ
  • Part#:0603Y1500270GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:85669
$0.227/pcsRFQ
1210J5000121FFR Image
  • Part#:1210J5000121FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1210
  • In Stock:54214
$0.579/pcsRFQ
  • Part#:2225J0100332FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:11392
$2.827/pcsRFQ
2220Y2000272FCR Image
  • Part#:2220Y2000272FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 2220
  • In Stock:10581
$2.872/pcsRFQ
1206J1000152JXT Image
  • Part#:1206J1000152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V X7R 1206
  • In Stock:236532
$0.091/pcsRFQ
1206J5000331KCT Image
  • Part#:1206J5000331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 1206
  • In Stock:240172
$0.083/pcsRFQ
0505Y2506P20CQT Image
  • Part#:0505Y2506P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 250V C0G/NP0 0505
  • In Stock:73250
$0.257/pcsRFQ
1210J1000821KFR Image
  • Part#:1210J1000821KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 1210
  • In Stock:104115
$0.227/pcsRFQ
1210J0100681KCR Image
  • Part#:1210J0100681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 1210
  • In Stock:154432
$0.152/pcsRFQ
2220Y0160683JDT Image
  • Part#:2220Y0160683JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 2220
  • In Stock:26215
$1.323/pcsRFQ
2225Y6K00152KXR Image
  • Part#:2225Y6K00152KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 6KV X7R 2225
  • In Stock:64059
$0.485/pcsRFQ
1210Y0160220JCR Image
  • Part#:1210Y0160220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 1210
  • In Stock:118596
$0.169/pcsRFQ
1825J0630683KCR Image
  • Part#:1825J0630683KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V C0G/NP0 1825
  • In Stock:27327
$1.103/pcsRFQ
0603J1000390GAT Image
  • Part#:0603J1000390GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 0603
  • In Stock:171980
$0.128/pcsRFQ
0603J0250271KFR Image
  • Part#:0603J0250271KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 0603
  • In Stock:274321
$0.085/pcsRFQ
1808J1K00681JXT Image
  • Part#:1808J1K00681JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV X7R 1808
  • In Stock:122930
$0.193/pcsRFQ
0805Y0630152GFT Image
  • Part#:0805Y0630152GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 0805
  • In Stock:106411
$0.208/pcsRFQ
1210J0506P80DFT Image
  • Part#:1210J0506P80DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 1210
  • In Stock:74511
$0.306/pcsRFQ
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