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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

2225Y0100104KCR Image
  • Part#:2225Y0100104KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 10V C0G/NP0 2225
  • In Stock:31928
$1.232/pcsRFQ
1808J0160391KFR Image
  • Part#:1808J0160391KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 1808
  • In Stock:127180
$0.162/pcsRFQ
1812Y2000221JAT Image
  • Part#:1812Y2000221JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1812
  • In Stock:58020
$0.516/pcsRFQ
1210J1000331GCT Image
  • Part#:1210J1000331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 1210
  • In Stock:80409
$0.296/pcsRFQ
2220Y0100683KXT Image
  • Part#:2220Y0100683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 10V X7R 2220
  • In Stock:52991
$0.706/pcsRFQ
1825J5000471FCR Image
  • Part#:1825J5000471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1825
  • In Stock:16825
$1.815/pcsRFQ
2220Y1K00124JDT Image
  • Part#:2220Y1K00124JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 1KV X7R 2220
  • In Stock:24542
$1.389/pcsRFQ
1808J6K00390FCT Image
  • Part#:1808J6K00390FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 6KV C0G/NP0 1808
  • In Stock:54124
$0.603/pcsRFQ
1210Y1000563JXR Image
  • Part#:1210Y1000563JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 100V X7R 1210
  • In Stock:118481
$0.199/pcsRFQ
1825Y0100123KCR Image
  • Part#:1825Y0100123KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V C0G/NP0 1825
  • In Stock:44936
$0.841/pcsRFQ
1206Y0250222GCT Image
  • Part#:1206Y0250222GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 1206
  • In Stock:128883
$0.187/pcsRFQ
1111J1K00820KQT Image
  • Part#:1111J1K00820KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 1111
  • In Stock:73055
$0.331/pcsRFQ
1808J2000820JFT Image
  • Part#:1808J2000820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1808
  • In Stock:119298
$0.194/pcsRFQ
1206Y0500121JFR Image
  • Part#:1206Y0500121JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 1206
  • In Stock:165960
$0.126/pcsRFQ
  • Part#:0805Y3006P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0805
  • In Stock:135917
$0.155/pcsRFQ
2225J2000121KCT Image
  • Part#:2225J2000121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 2225
  • In Stock:49380
$0.8/pcsRFQ
1210J5000104JDR Image
  • Part#:1210J5000104JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 500V X7R 1210
  • In Stock:70033
$0.326/pcsRFQ
2225J1K00152KCR Image
  • Part#:2225J1K00152KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV C0G/NP0 2225
  • In Stock:47529
$0.696/pcsRFQ
1210J1K00821FAR Image
  • Part#:1210J1K00821FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 1210
  • In Stock:53753
$0.735/pcsRFQ
1206J0500823MDR Image
  • Part#:1206J0500823MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 1206
  • In Stock:200319
$0.115/pcsRFQ
1812Y2500101GFR Image
  • Part#:1812Y2500101GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1812
  • In Stock:45496
$0.827/pcsRFQ
1808J2000272KXT Image
  • Part#:1808J2000272KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V X7R 1808
  • In Stock:174980
$0.124/pcsRFQ
0805Y0630333JET Image
  • Part#:0805Y0630333JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 0805
  • In Stock:185711
$0.126/pcsRFQ
1808Y0250332JCR Image
  • Part#:1808Y0250332JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 1808
  • In Stock:190359
$0.126/pcsRFQ
1808YA250180FCTSPU Image
  • Part#:1808YA250180FCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1808
  • In Stock:39922
$0.753/pcsRFQ
1808Y2500183MDT Image
  • Part#:1808Y2500183MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 1808
  • In Stock:121383
$0.195/pcsRFQ
0805J0630332GCT Image
  • Part#:0805J0630332GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 0805
  • In Stock:135341
$0.161/pcsRFQ
0805J0160331FFT Image
  • Part#:0805J0160331FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 0805
  • In Stock:74431
$0.292/pcsRFQ
1206J0160682KCT Image
  • Part#:1206J0160682KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 1206
  • In Stock:195590
$0.1/pcsRFQ
1812J0250390FFT Image
  • Part#:1812J0250390FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 25V C0G/NP0 1812
  • In Stock:27659
$1.252/pcsRFQ
1206Y0500331KXT Image
  • Part#:1206Y0500331KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V X7R 1206
  • In Stock:242380
$0.081/pcsRFQ
1808Y1000181JFT Image
  • Part#:1808Y1000181JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1808
  • In Stock:92978
$0.204/pcsRFQ
0805Y0630102FAT Image
  • Part#:0805Y0630102FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 0805
  • In Stock:70509
$0.322/pcsRFQ
1210J0630394KXR Image
  • Part#:1210J0630394KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 63V X7R 1210
  • In Stock:95728
$0.238/pcsRFQ
1206Y1K20221JCR Image
  • Part#:1206Y1K20221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.2KV C0G/NP0 1206
  • In Stock:168371
$0.124/pcsRFQ
1210Y2500330FCT Image
  • Part#:1210Y2500330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1210
  • In Stock:61318
$0.622/pcsRFQ
1825Y3K00471KCT Image
  • Part#:1825Y3K00471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 3KV C0G/NP0 1825
  • In Stock:52477
$0.69/pcsRFQ
1825Y4K00331FCR Image
  • Part#:1825Y4K00331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 4KV C0G/NP0 1825
  • In Stock:18098
$2.136/pcsRFQ
1825Y2K00122JCR Image
  • Part#:1825Y2K00122JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2KV C0G/NP0 1825
  • In Stock:35019
$0.998/pcsRFQ
1210J6300270FAR Image
  • Part#:1210J6300270FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 630V C0G/NP0 1210
  • In Stock:53265
$0.595/pcsRFQ
1210J0100564MXT Image
  • Part#:1210J0100564MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 10V X7R 1210
  • In Stock:94542
$0.247/pcsRFQ
0805Y1001P80HQT Image
  • Part#:0805Y1001P80HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 100V C0G/NP0 0805
  • In Stock:71843
$0.298/pcsRFQ
1111Y1500430FQT Image
  • Part#:1111Y1500430FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 150V C0G/NP0 1111
  • In Stock:29444
$1.291/pcsRFQ
  • Part#:2220Y0630120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:44411
$0.678/pcsRFQ
1808YA250331JXTSPU Image
  • Part#:1808YA250331JXTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V X7R 1808
  • In Stock:87984
$0.246/pcsRFQ
2225Y2000222FCR Image
  • Part#:2225Y2000222FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 2225
  • In Stock:9580
$3.77/pcsRFQ
0603J0630391FFT Image
  • Part#:0603J0630391FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 0603
  • In Stock:79886
$0.288/pcsRFQ
1812Y6300120KAT Image
  • Part#:1812Y6300120KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 630V C0G/NP0 1812
  • In Stock:94431
$0.41/pcsRFQ
2225Y2500561FCR Image
  • Part#:2225Y2500561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 2225
  • In Stock:7787
$3.869/pcsRFQ
2220Y1K50153KXT Image
  • Part#:2220Y1K50153KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1.5KV X7R 2220
  • In Stock:40336
$0.764/pcsRFQ
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