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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

1210J1K20102JXT Image
  • Part#:1210J1K20102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1.2KV X7R 1210
  • In Stock:104808
$0.184/pcsRFQ
2225Y0160391KCT Image
  • Part#:2225Y0160391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 2225
  • In Stock:29874
$1.013/pcsRFQ
0603J2500222JDR Image
  • Part#:0603J2500222JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V X7R 0603
  • In Stock:301472
$0.078/pcsRFQ
1808Y0160183KFR Image
  • Part#:1808Y0160183KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V C0G/NP0 1808
  • In Stock:76803
$0.314/pcsRFQ
1808Y0250821KCR Image
  • Part#:1808Y0250821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 1808
  • In Stock:195096
$0.121/pcsRFQ
2220Y0630223GFR Image
  • Part#:2220Y0630223GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V C0G/NP0 2220
  • In Stock:12157
$2.491/pcsRFQ
0603Y0160471GFR Image
  • Part#:0603Y0160471GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 0603
  • In Stock:129865
$0.148/pcsRFQ
1206J0630152MDR Image
  • Part#:1206J0630152MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V X7R 1206
  • In Stock:193627
$0.102/pcsRFQ
1206J0630471GAR Image
  • Part#:1206J0630471GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 1206
  • In Stock:102192
$0.236/pcsRFQ
1111Y3000331JQT Image
  • Part#:1111Y3000331JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 300V C0G/NP0 1111
  • In Stock:82153
$0.423/pcsRFQ
1825Y1K00391KCT Image
  • Part#:1825Y1K00391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV C0G/NP0 1825
  • In Stock:45093
$0.668/pcsRFQ
1206Y2K01P50BCT Image
  • Part#:1206Y2K01P50BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 2KV C0G/NP0 1206
  • In Stock:74849
$0.313/pcsRFQ
1812J0160392JDR Image
  • Part#:1812J0160392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V X7R 1812
  • In Stock:84928
$0.426/pcsRFQ
1812Y0160183GCT Image
  • Part#:1812Y0160183GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V C0G/NP0 1812
  • In Stock:47210
$0.71/pcsRFQ
1808Y0250331JXT Image
  • Part#:1808Y0250331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V X7R 1808
  • In Stock:170041
$0.131/pcsRFQ
1825J2500154MXT Image
  • Part#:1825J2500154MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 250V X7R 1825
  • In Stock:50332
$0.71/pcsRFQ
2225J2000183KCT Image
  • Part#:2225J2000183KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V C0G 2225
  • In Stock:32240
$1.028/pcsRFQ
1808Y0630681GCR Image
  • Part#:1808Y0630681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 1808
  • In Stock:112368
$0.188/pcsRFQ
0603J0500121GCR Image
  • Part#:0603J0500121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 0603
  • In Stock:247480
$0.09/pcsRFQ
1825J3K00271KCT Image
  • Part#:1825J3K00271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 3KV C0G/NP0 1825
  • In Stock:63758
$0.584/pcsRFQ
2225J0500101FFT Image
  • Part#:2225J0500101FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 2225
  • In Stock:8487
$4.291/pcsRFQ
1825Y5K00471KXR Image
  • Part#:1825Y5K00471KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 5KV X7R 1825
  • In Stock:63047
$0.319/pcsRFQ
0805Y0165P60CFT Image
  • Part#:0805Y0165P60CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 16V C0G/NP0 0805
  • In Stock:146255
$0.137/pcsRFQ
1210J0638P20DCR Image
  • Part#:1210J0638P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 63V C0G/NP0 1210
  • In Stock:116547
$0.163/pcsRFQ
1210Y1K00182KDR Image
  • Part#:1210Y1K00182KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV X7R 1210
  • In Stock:104978
$0.191/pcsRFQ
2220J1000474KXT Image
  • Part#:2220J1000474KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 100V X7R 2220
  • In Stock:47396
$0.746/pcsRFQ
1812Y0500120GFR Image
  • Part#:1812Y0500120GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1812
  • In Stock:43210
$0.873/pcsRFQ
0603Y0100101KCR Image
  • Part#:0603Y0100101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 10V C0G/NP0 0603
  • In Stock:372633
$0.063/pcsRFQ
1808J0100101GCT Image
  • Part#:1808J0100101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 10V C0G/NP0 1808
  • In Stock:118271
$0.194/pcsRFQ
2220J5000103JFR Image
  • Part#:2220J5000103JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V C0G 2220
  • In Stock:49560
$0.783/pcsRFQ
1210J2000681JCR Image
  • Part#:1210J2000681JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 1210
  • In Stock:130632
$0.166/pcsRFQ
1808J2500100JCT Image
  • Part#:1808J2500100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1808
  • In Stock:85815
$0.219/pcsRFQ
1206J2000161GQT Image
  • Part#:1206J2000161GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 160PF 200V C0G/NP0 1206
  • In Stock:63913
$0.331/pcsRFQ
0603J0501P20CAT Image
  • Part#:0603J0501P20CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 50V C0G/NP0 0603
  • In Stock:186336
$0.107/pcsRFQ
1808Y1000122FCT Image
  • Part#:1808Y1000122FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1808
  • In Stock:74859
$0.483/pcsRFQ
1808Y0630151KCR Image
  • Part#:1808Y0630151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1808
  • In Stock:167726
$0.114/pcsRFQ
2225J0500333JXR Image
  • Part#:2225J0500333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 2225
  • In Stock:50302
$0.781/pcsRFQ
1206J5000681JFR Image
  • Part#:1206J5000681JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V C0G/NP0 1206
  • In Stock:148141
$0.147/pcsRFQ
1808Y2500152FFT Image
  • Part#:1808Y2500152FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1808
  • In Stock:40982
$0.768/pcsRFQ
1210J0500390FFT Image
  • Part#:1210J0500390FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 1210
  • In Stock:40483
$0.86/pcsRFQ
2220J1K00823JDR Image
  • Part#:2220J1K00823JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 1KV X7R 2220
  • In Stock:24216
$1.234/pcsRFQ
1210J5000223MDT Image
  • Part#:1210J5000223MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 500V X7R 1210
  • In Stock:139798
$0.167/pcsRFQ
1808J5000100GCT Image
  • Part#:1808J5000100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 1808
  • In Stock:70195
$0.331/pcsRFQ
1812Y2000220KAR Image
  • Part#:1812Y2000220KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 1812
  • In Stock:84018
$0.412/pcsRFQ
1210J0503P90BAR Image
  • Part#:1210J0503P90BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 50V C0G/NP0 1210
  • In Stock:67334
$0.54/pcsRFQ
0603J0500470JAR Image
  • Part#:0603J0500470JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 0603
  • In Stock:338820
$0.071/pcsRFQ
1812J0100822KXR Image
  • Part#:1812J0100822KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V X7R 1812
  • In Stock:92267
$0.238/pcsRFQ
1825Y1K50821GCT Image
  • Part#:1825Y1K50821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.5KV C0G/NP0 1825
  • In Stock:22636
$1.355/pcsRFQ
0603J0630271KAR Image
  • Part#:0603J0630271KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 0603
  • In Stock:287056
$0.076/pcsRFQ
0603J063P820DFR Image
  • Part#:0603J063P820DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 63V C0G/NP0 0603
  • In Stock:282368
$0.073/pcsRFQ
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