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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

1808J0500564KDT Image
  • Part#:1808J0500564KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 50V X7R 1808
  • In Stock:70672
$0.305/pcsRFQ
2220J1000181FFR Image
  • Part#:2220J1000181FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 2220
  • In Stock:10097
$3.846/pcsRFQ
1210Y0500150GCR Image
  • Part#:1210Y0500150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 1210
  • In Stock:75792
$0.295/pcsRFQ
1206J0500273JXR Image
  • Part#:1206J0500273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 1206
  • In Stock:220278
$0.091/pcsRFQ
0603Y1501P30BQT Image
  • Part#:0603Y1501P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 150V C0G/NP0 0603
  • In Stock:212722
$0.098/pcsRFQ
2225Y0100334FCR Image
  • Part#:2225Y0100334FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 10V C0G/NP0 2225
  • In Stock:4886
$7.241/pcsRFQ
1808J1000681GFT Image
  • Part#:1808J1000681GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1808
  • In Stock:68108
$0.313/pcsRFQ
1812Y5000101FCT Image
  • Part#:1812Y5000101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1812
  • In Stock:34056
$0.987/pcsRFQ
2220Y0160472GFR Image
  • Part#:2220Y0160472GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 2220
  • In Stock:15709
$1.997/pcsRFQ
1206J0630821GFT Image
  • Part#:1206J0630821GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1206
  • In Stock:81894
$0.249/pcsRFQ
  • Part#:2220J1K00222JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1000V C0G 2220
  • In Stock:50627
$0.745/pcsRFQ
1206Y0250151JCT Image
  • Part#:1206Y0250151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1206
  • In Stock:242065
$0.092/pcsRFQ
2225J0160154KCR Image
  • Part#:2225J0160154KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V C0G/NP0 2225
  • In Stock:29259
$1.253/pcsRFQ
1812Y2000220GCR Image
  • Part#:1812Y2000220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 1812
  • In Stock:73055
$0.508/pcsRFQ
0603Y1000180GCT Image
  • Part#:0603Y1000180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 0603
  • In Stock:231611
$0.09/pcsRFQ
1111Y3000152FQT Image
  • Part#:1111Y3000152FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 300V C0G/NP0 1111
  • In Stock:18370
$2.039/pcsRFQ
2225Y2000334MXR Image
  • Part#:2225Y2000334MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 200V X7R 2225
  • In Stock:32382
$0.998/pcsRFQ
0603J1000330JCR Image
  • Part#:0603J1000330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 0603
  • In Stock:439908
$0.048/pcsRFQ
1825J0100222GCT Image
  • Part#:1825J0100222GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V C0G/NP0 1825
  • In Stock:27511
$1.326/pcsRFQ
0805Y0258P20BCT Image
  • Part#:0805Y0258P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 25V C0G/NP0 0805
  • In Stock:103234
$0.184/pcsRFQ
0805J2501P30DQT Image
  • Part#:0805J2501P30DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 250V C0G/NP0 0805
  • In Stock:119040
$0.158/pcsRFQ
1210J1000391FFT Image
  • Part#:1210J1000391FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1210
  • In Stock:43467
$0.863/pcsRFQ
1812Y0630123JXR Image
  • Part#:1812Y0630123JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1812
  • In Stock:64801
$0.337/pcsRFQ
1808J2000393KXT Image
  • Part#:1808J2000393KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V X7R 1808
  • In Stock:93107
$0.207/pcsRFQ
0805J0100222MXR Image
  • Part#:0805J0100222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V X7R 0805
  • In Stock:385983
$0.05/pcsRFQ
1812J2000103FFT Image
  • Part#:1812J2000103FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V C0G 1812
  • In Stock:14669
$2.065/pcsRFQ
1812J5000470MDT Image
  • Part#:1812J5000470MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V X7R 1812
  • In Stock:107610
$0.367/pcsRFQ
1206Y5000330KAR Image
  • Part#:1206Y5000330KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 1206
  • In Stock:224004
$0.107/pcsRFQ
0603Y0630331MXT Image
  • Part#:0603Y0630331MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V X7R 0603
  • In Stock:444638
$0.046/pcsRFQ
2225J0500331FCT Image
  • Part#:2225J0500331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 2225
  • In Stock:11910
$2.846/pcsRFQ
0805J2003P90BUT Image
  • Part#:0805J2003P90BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 0805
  • In Stock:88573
$0.268/pcsRFQ
2220Y1K50220GCR Image
  • Part#:2220Y1K50220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.5KV C0G/NP0 2220
  • In Stock:38329
$0.927/pcsRFQ
1808J1000393JDR Image
  • Part#:1808J1000393JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V X7R 1808
  • In Stock:88960
$0.267/pcsRFQ
1812Y2000681FFR Image
  • Part#:1812Y2000681FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 1812
  • In Stock:22286
$1.586/pcsRFQ
1812Y2K50821MXT Image
  • Part#:1812Y2K50821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV X7R 1812
  • In Stock:71145
$0.297/pcsRFQ
0603Y2500682MXR Image
  • Part#:0603Y2500682MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V X7R 0603
  • In Stock:407076
$0.051/pcsRFQ
1808J2K00101JCR Image
  • Part#:1808J2K00101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2KV C0G/NP0 1808
  • In Stock:138080
$0.155/pcsRFQ
1206J2500390GCT Image
  • Part#:1206J2500390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1206
  • In Stock:122213
$0.153/pcsRFQ
1206Y6300151GAT Image
  • Part#:1206Y6300151GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 1206
  • In Stock:95094
$0.231/pcsRFQ
1206J0630221JAR Image
  • Part#:1206J0630221JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:229948
$0.101/pcsRFQ
2220J0500394KDR Image
  • Part#:2220J0500394KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 50V X7R 2220
  • In Stock:36229
$0.965/pcsRFQ
0805J0630332GCR Image
  • Part#:0805J0630332GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 0805
  • In Stock:148546
$0.148/pcsRFQ
2225Y1000151GFT Image
  • Part#:2225Y1000151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 2225
  • In Stock:15006
$2.399/pcsRFQ
1825J4K00680FCT Image
  • Part#:1825J4K00680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 4KV C0G/NP0 1825
  • In Stock:32622
$1.044/pcsRFQ
1808J0500103GFR Image
  • Part#:1808J0500103GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 1808
  • In Stock:91602
$0.369/pcsRFQ
2220J0500681FFT Image
  • Part#:2220J0500681FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 2220
  • In Stock:10630
$3.654/pcsRFQ
2220J0160470FFR Image
  • Part#:2220J0160470FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 2220
  • In Stock:8660
$3.936/pcsRFQ
1206J0630333MXR Image
  • Part#:1206J0630333MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1206
  • In Stock:295450
$0.078/pcsRFQ
0805J5000271FCR Image
  • Part#:0805J5000271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 0805
  • In Stock:90412
$0.224/pcsRFQ
1808Y5000151KFT Image
  • Part#:1808Y5000151KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1808
  • In Stock:82095
$0.25/pcsRFQ
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