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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

1812Y2K50270JCT Image
  • Part#:1812Y2K50270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 2.5KV C0G/NP0 1812
  • In Stock:78248
$0.295/pcsRFQ
2220J2000183GCR Image
  • Part#:2220J2000183GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V C0G 2220
  • In Stock:19869
$1.663/pcsRFQ
2220J1000274MXR Image
  • Part#:2220J1000274MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 100V X7R 2220
  • In Stock:46711
$0.646/pcsRFQ
1812Y0160393MXT Image
  • Part#:1812Y0160393MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 1812
  • In Stock:72572
$0.301/pcsRFQ
2220Y0630101GCT Image
  • Part#:2220Y0630101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 2220
  • In Stock:25130
$1.445/pcsRFQ
0603J2500470KFT Image
  • Part#:0603J2500470KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 0603
  • In Stock:316834
$0.076/pcsRFQ
1812J2000151KCT Image
  • Part#:1812J2000151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1812
  • In Stock:86818
$0.272/pcsRFQ
1808J0100684JXR Image
  • Part#:1808J0100684JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 10V X7R 1808
  • In Stock:81053
$0.274/pcsRFQ
1825Y2000822FCR Image
  • Part#:1825Y2000822FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V C0G/NP0 1825
  • In Stock:10156
$3.297/pcsRFQ
1206Y0100821KXR Image
  • Part#:1206Y0100821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V X7R 1206
  • In Stock:287228
$0.074/pcsRFQ
0603Y0500333MDR Image
  • Part#:0603Y0500333MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 0603
  • In Stock:298114
$0.073/pcsRFQ
1111J2001P10DQT Image
  • Part#:1111J2001P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 200V C0G/NP0 1111
  • In Stock:73846
$0.285/pcsRFQ
0805Y0631P70HQT Image
  • Part#:0805Y0631P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 63V C0G/NP0 0805
  • In Stock:67478
$0.306/pcsRFQ
1206J2500561GFR Image
  • Part#:1206J2500561GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1206
  • In Stock:80999
$0.265/pcsRFQ
2220Y1000121JCR Image
  • Part#:2220Y1000121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 2220
  • In Stock:42378
$0.787/pcsRFQ
1825J2K00272KXR Image
  • Part#:1825J2K00272KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 2KV X7R 1825
  • In Stock:75290
$0.516/pcsRFQ
1206J0100562MXR Image
  • Part#:1206J0100562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 10V X7R 1206
  • In Stock:287679
$0.071/pcsRFQ
1812Y1K00561MET Image
  • Part#:1812Y1K00561MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV X7R 1812
  • In Stock:77954
$0.407/pcsRFQ
1206Y5005P60CCT Image
  • Part#:1206Y5005P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 1206
  • In Stock:149942
$0.136/pcsRFQ
1812YA250100FCTSY2 Image
  • Part#:1812YA250100FCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1812
  • In Stock:23592
$1.352/pcsRFQ
1808J0160681MDT Image
  • Part#:1808J0160681MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 16V X7R 1808
  • In Stock:118468
$0.184/pcsRFQ
2225Y2K00333KXT Image
  • Part#:2225Y2K00333KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 2KV X7R 2225
  • In Stock:30280
$1.298/pcsRFQ
2220J4K00220JCT Image
  • Part#:2220J4K00220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 4KV C0G/NP0 2220
  • In Stock:87862
$0.273/pcsRFQ
1825Y2K00562JXT Image
  • Part#:1825Y2K00562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 2KV X7R 1825
  • In Stock:39636
$0.896/pcsRFQ
2220Y6300330JCR Image
  • Part#:2220Y6300330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 630V C0G/NP0 2220
  • In Stock:62971
$0.568/pcsRFQ
1812Y6300181KXR Image
  • Part#:1812Y6300181KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V X7R 1812
  • In Stock:78604
$0.266/pcsRFQ
1808Y0250221JXR Image
  • Part#:1808Y0250221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V X7R 1808
  • In Stock:178576
$0.122/pcsRFQ
1210Y5000680KAR Image
  • Part#:1210Y5000680KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 1210
  • In Stock:142181
$0.156/pcsRFQ
1210Y0500332JDR Image
  • Part#:1210Y0500332JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V X7R 1210
  • In Stock:83696
$0.275/pcsRFQ
0603J0500393JDT Image
  • Part#:0603J0500393JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V X7R 0603
  • In Stock:235347
$0.098/pcsRFQ
1812J1000272KAR Image
  • Part#:1812J1000272KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1812
  • In Stock:78125
$0.405/pcsRFQ
2220Y0630471FFR Image
  • Part#:2220Y0630471FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 2220
  • In Stock:8655
$3.933/pcsRFQ
1825Y0500101JCT Image
  • Part#:1825Y0500101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 1825
  • In Stock:40734
$0.922/pcsRFQ
1825Y0160333JCR Image
  • Part#:1825Y0160333JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V C0G/NP0 1825
  • In Stock:29553
$1.015/pcsRFQ
2220Y1K00682FFR Image
  • Part#:2220Y1K00682FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1KV C0G/NP0 2220
  • In Stock:7824
$4.515/pcsRFQ
1206Y2000181MER Image
  • Part#:1206Y2000181MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V X7R 1206
  • In Stock:217266
$0.108/pcsRFQ
1206Y1000101FFR Image
  • Part#:1206Y1000101FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1206
  • In Stock:79024
$0.405/pcsRFQ
2225J0250560GFT Image
  • Part#:2225J0250560GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 2225
  • In Stock:14968
$2.446/pcsRFQ
2225Y2500274KDR Image
  • Part#:2225Y2500274KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 250V X7R 2225
  • In Stock:22805
$1.339/pcsRFQ
0805Y0500183KET Image
  • Part#:0805Y0500183KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 0805
  • In Stock:199676
$0.1/pcsRFQ
2225Y2000821GFR Image
  • Part#:2225Y2000821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 2225
  • In Stock:12555
$2.923/pcsRFQ
2220J1000472GCR Image
  • Part#:2220J1000472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 2220
  • In Stock:28913
$1.203/pcsRFQ
2225J6K00271KCR Image
  • Part#:2225J6K00271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 6KV C0G/NP0 2225
  • In Stock:70498
$0.509/pcsRFQ
2220J2000220GCT Image
  • Part#:2220J2000220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 2220
  • In Stock:23669
$1.339/pcsRFQ
1825J0500154KCR Image
  • Part#:1825J0500154KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V C0G/NP0 1825
  • In Stock:19344
$1.62/pcsRFQ
2225Y1K50393KXT Image
  • Part#:2225Y1K50393KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 1.5KV X7R 2225
  • In Stock:28450
$1.158/pcsRFQ
2220Y2000563KDR Image
  • Part#:2220Y2000563KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 200V X7R 2220
  • In Stock:31778
$0.977/pcsRFQ
2220J0100104KXR Image
  • Part#:2220J0100104KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 10V X7R 2220
  • In Stock:59249
$0.592/pcsRFQ
2225J2500182KCR Image
  • Part#:2225J2500182KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 2225
  • In Stock:39665
$0.944/pcsRFQ
1210Y1K00100JAR Image
  • Part#:1210Y1K00100JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1KV C0G/NP0 1210
  • In Stock:116237
$0.186/pcsRFQ
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