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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

1206Y0160471GFR Image
  • Part#:1206Y0160471GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 1206
  • In Stock:77940
$0.24/pcsRFQ
1210Y0630151FAT Image
  • Part#:1210Y0630151FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1210
  • In Stock:43366
$0.866/pcsRFQ
2225J2500123FFR Image
  • Part#:2225J2500123FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V C0G 2225
  • In Stock:5649
$5.823/pcsRFQ
1210Y0250330JFR Image
  • Part#:1210Y0250330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 1210
  • In Stock:80825
$0.251/pcsRFQ
0805J2500131KQT Image
  • Part#:0805J2500131KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 250V C0G/NP0 0805
  • In Stock:108521
$0.221/pcsRFQ
0805Y1000220KFR Image
  • Part#:0805Y1000220KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 0805
  • In Stock:307605
$0.072/pcsRFQ
2220Y0250272GCR Image
  • Part#:2220Y0250272GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 2220
  • In Stock:22055
$1.351/pcsRFQ
0603Y2500681MDR Image
  • Part#:0603Y2500681MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 0603
  • In Stock:327928
$0.058/pcsRFQ
  • Part#:2225Y1K00120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:18446
$1.803/pcsRFQ
1808J0100122JCR Image
  • Part#:1808J0100122JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 10V C0G/NP0 1808
  • In Stock:212053
$0.114/pcsRFQ
2225J1000222FFT Image
  • Part#:2225J1000222FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 2225
  • In Stock:7211
$4.694/pcsRFQ
2220J5000102KFT Image
  • Part#:2220J5000102KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 2220
  • In Stock:51106
$0.74/pcsRFQ
1210Y1K20561JXR Image
  • Part#:1210Y1K20561JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.2KV X7R 1210
  • In Stock:132867
$0.165/pcsRFQ
0805Y0500101GAT Image
  • Part#:0805Y0500101GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 0805
  • In Stock:138251
$0.153/pcsRFQ
2220Y2000183KXR Image
  • Part#:2220Y2000183KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 2220
  • In Stock:51363
$0.691/pcsRFQ
2225J2K00392KXT Image
  • Part#:2225J2K00392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 2KV X7R 2225
  • In Stock:51655
$0.615/pcsRFQ
2225Y0250224KDT Image
  • Part#:2225Y0250224KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 25V X7R 2225
  • In Stock:28567
$1.329/pcsRFQ
1812Y1K00681JAR Image
  • Part#:1812Y1K00681JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 1812
  • In Stock:65227
$0.481/pcsRFQ
0805Y0161P00DFT Image
  • Part#:0805Y0161P00DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 16V C0G/NP0 0805
  • In Stock:235803
$0.084/pcsRFQ
2220J2K00122KXT Image
  • Part#:2220J2K00122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2KV X7R 2220
  • In Stock:80398
$0.463/pcsRFQ
0805J1000221JCR Image
  • Part#:0805J1000221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 0805
  • In Stock:380628
$0.058/pcsRFQ
1812J5000154MXR Image
  • Part#:1812J5000154MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 500V X7R 1812
  • In Stock:83818
$0.283/pcsRFQ
1210Y2000332KFR Image
  • Part#:1210Y2000332KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 1210
  • In Stock:62809
$0.33/pcsRFQ
2225J5000333MXT Image
  • Part#:2225J5000333MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 500V X7R 2225
  • In Stock:68009
$0.513/pcsRFQ
1808J2505P60CFR Image
  • Part#:1808J2505P60CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 250V C0G/NP0 1808
  • In Stock:85128
$0.231/pcsRFQ
2220Y0250333JDT Image
  • Part#:2220Y0250333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V X7R 2220
  • In Stock:23573
$1.325/pcsRFQ
2225J1K20150KCT Image
  • Part#:2225J1K20150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1.2KV C0G/NP0 2225
  • In Stock:50443
$0.745/pcsRFQ
1812Y6300271JAR Image
  • Part#:1812Y6300271JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 630V C0G/NP0 1812
  • In Stock:85112
$0.388/pcsRFQ
  • Part#:1812Y0500225JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:50176
$0.698/pcsRFQ
2225Y2000820FCR Image
  • Part#:2225Y2000820FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 2225
  • In Stock:11572
$3.293/pcsRFQ
1808Y1K00102MXT Image
  • Part#:1808Y1K00102MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 1808
  • In Stock:127355
$0.151/pcsRFQ
1812Y1000392GCT Image
  • Part#:1812Y1000392GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1812
  • In Stock:57850
$0.602/pcsRFQ
1111Y5000750GQT Image
  • Part#:1111Y5000750GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 500V C0G/NP0 1111
  • In Stock:60131
$0.566/pcsRFQ
1808J1K20271MXR Image
  • Part#:1808J1K20271MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV X7R 1808
  • In Stock:153182
$0.152/pcsRFQ
1210Y5000561JET Image
  • Part#:1210Y5000561JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V X7R 1210
  • In Stock:116504
$0.207/pcsRFQ
0805Y1000333JET Image
  • Part#:0805Y1000333JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 0805
  • In Stock:144953
$0.133/pcsRFQ
1812Y0250394JXT Image
  • Part#:1812Y0250394JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 25V X7R 1812
  • In Stock:81983
$0.45/pcsRFQ
2220Y2000560KCT Image
  • Part#:2220Y2000560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 2220
  • In Stock:42166
$0.886/pcsRFQ
2220J0500154JXR Image
  • Part#:2220J0500154JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V X7R 2220
  • In Stock:45718
$0.777/pcsRFQ
1210Y0630332MDT Image
  • Part#:1210Y0630332MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V X7R 1210
  • In Stock:100254
$0.223/pcsRFQ
1825J0160330KCT Image
  • Part#:1825J0160330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1825
  • In Stock:45247
$0.782/pcsRFQ
0805J0250472MXT Image
  • Part#:0805J0250472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V X7R 0805
  • In Stock:386156
$0.057/pcsRFQ
1206J2K00160KQT Image
  • Part#:1206J2K00160KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 2KV C0G/NP0 1206
  • In Stock:73575
$0.264/pcsRFQ
0805Y2500390KQT Image
  • Part#:0805Y2500390KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 0805
  • In Stock:128407
$0.16/pcsRFQ
1812Y0160120KCT Image
  • Part#:1812Y0160120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 1812
  • In Stock:69072
$0.35/pcsRFQ
  • Part#:0805J0500181GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:188588
$0.117/pcsRFQ
2220Y5000182KXT Image
  • Part#:2220Y5000182KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V X7R 2220
  • In Stock:59902
$0.532/pcsRFQ
2225J1K00220JFR Image
  • Part#:2225J1K00220JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 2225
  • In Stock:33578
$0.997/pcsRFQ
2225Y2500563JXT Image
  • Part#:2225Y2500563JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 250V X7R 2225
  • In Stock:36172
$0.976/pcsRFQ
1111J6301P50DQT Image
  • Part#:1111J6301P50DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 630V C0G/NP0 1111
  • In Stock:78639
$0.295/pcsRFQ
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