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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

1206Y0160393JXR Image
  • Part#:1206Y0160393JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 1206
  • In Stock:213093
$0.104/pcsRFQ
1206J0500331KDT Image
  • Part#:1206J0500331KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V X7R 1206
  • In Stock:193362
$0.112/pcsRFQ
2220J0500180JFR Image
  • Part#:2220J0500180JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 2220
  • In Stock:29418
$1.072/pcsRFQ
1808J2K50100FCT Image
  • Part#:1808J2K50100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 2.5KV C0G/NP0 1808
  • In Stock:44914
$0.671/pcsRFQ
1825Y0630124KCT Image
  • Part#:1825Y0630124KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 63V C0G/NP0 1825
  • In Stock:23077
$1.672/pcsRFQ
0805J0160391KCT Image
  • Part#:0805J0160391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 0805
  • In Stock:355457
$0.056/pcsRFQ
2220Y5000270JFT Image
  • Part#:2220Y5000270JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 2220
  • In Stock:43586
$0.849/pcsRFQ
0805Y250P400DQT Image
  • Part#:0805Y250P400DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 250V C0G/NP0 0805
  • In Stock:147169
$0.16/pcsRFQ
1210Y0630332MXR Image
  • Part#:1210Y0630332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V X7R 1210
  • In Stock:169893
$0.137/pcsRFQ
1111Y3000111JQT Image
  • Part#:1111Y3000111JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 300V C0G/NP0 1111
  • In Stock:69240
$0.34/pcsRFQ
1812Y3K00121KCR Image
  • Part#:1812Y3K00121KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 3KV C0G/NP0 1812
  • In Stock:77552
$0.265/pcsRFQ
0603J2000470KCR Image
  • Part#:0603J2000470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 0603
  • In Stock:403077
$0.049/pcsRFQ
1808J0630223KCR Image
  • Part#:1808J0630223KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V C0G/NP0 1808
  • In Stock:84009
$0.28/pcsRFQ
  • Part#:0505J3001P50CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 300V C0G/NP0 0505
  • In Stock:129684
$0.158/pcsRFQ
2225Y2K00152FCT Image
  • Part#:2225Y2K00152FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 2KV C0G/NP0 2225
  • In Stock:8139
$3.946/pcsRFQ
2225J0250105JXT Image
  • Part#:2225J0250105JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 25V X7R 2225
  • In Stock:32688
$1.074/pcsRFQ
1206J0100822JXR Image
  • Part#:1206J0100822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V X7R 1206
  • In Stock:240485
$0.086/pcsRFQ
1206J0630822KDT Image
  • Part#:1206J0630822KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 1206
  • In Stock:168034
$0.114/pcsRFQ
0805J2500560KCT Image
  • Part#:0805J2500560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 0805
  • In Stock:410648
$0.059/pcsRFQ
1812Y0630102GFT Image
  • Part#:1812Y0630102GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1812
  • In Stock:41150
$0.798/pcsRFQ
2225Y0250274MDR Image
  • Part#:2225Y0250274MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 25V X7R 2225
  • In Stock:24296
$1.236/pcsRFQ
2225Y5000124JDR Image
  • Part#:2225Y5000124JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 500V X7R 2225
  • In Stock:27806
$1.291/pcsRFQ
2225Y5000103KDT Image
  • Part#:2225Y5000103KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 2225
  • In Stock:35558
$1.006/pcsRFQ
1812Y6K00120KCR Image
  • Part#:1812Y6K00120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 6KV C0G/NP0 1812
  • In Stock:75956
$0.262/pcsRFQ
0805Y2000150FAT Image
  • Part#:0805Y2000150FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 0805
  • In Stock:74616
$0.297/pcsRFQ
1812Y0160330GFT Image
  • Part#:1812Y0160330GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1812
  • In Stock:47614
$0.759/pcsRFQ
  • Part#:0603J0168P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 16V C0G/NP0 0603
  • In Stock:238650
$0.096/pcsRFQ
1812J1K00330JAR Image
  • Part#:1812J1K00330JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 1812
  • In Stock:99893
$0.369/pcsRFQ
1825Y0250103KCT Image
  • Part#:1825Y0250103KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V C0G/NP0 1825
  • In Stock:38459
$0.869/pcsRFQ
1206J0500271KCR Image
  • Part#:1206J0500271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 1206
  • In Stock:253081
$0.078/pcsRFQ
0805Y1000151KCR Image
  • Part#:0805Y1000151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 0805
  • In Stock:358901
$0.058/pcsRFQ
0603Y0639P10BQT Image
  • Part#:0603Y0639P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 63V C0G/NP0 0603
  • In Stock:79341
$0.294/pcsRFQ
2225Y6K00470JCT Image
  • Part#:2225Y6K00470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 6KV C0G/NP0 2225
  • In Stock:71966
$0.466/pcsRFQ
1808J2500562KCT Image
  • Part#:1808J2500562KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V C0G/NP0 1808
  • In Stock:77632
$0.263/pcsRFQ
  • Part#:1808J0250220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:199849
$0.101/pcsRFQ
1206J2000122FAT Image
  • Part#:1206J2000122FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V C0G/NP0 1206
  • In Stock:60548
$0.611/pcsRFQ
1812J1K00273KXT Image
  • Part#:1812J1K00273KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 1KV X7R 1812
  • In Stock:76745
$0.285/pcsRFQ
1812J0100472JCT Image
  • Part#:1812J0100472JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 10V C0G/NP0 1812
  • In Stock:73017
$0.296/pcsRFQ
2220J0630822JCT Image
  • Part#:2220J0630822JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 2220
  • In Stock:54644
$0.691/pcsRFQ
1206J5000151MDR Image
  • Part#:1206J5000151MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V X7R 1206
  • In Stock:243049
$0.095/pcsRFQ
2225Y1K20272KXR Image
  • Part#:2225Y1K20272KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1.2KV X7R 2225
  • In Stock:53760
$0.607/pcsRFQ
2225J6300394MXT Image
  • Part#:2225J6300394MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 630V X7R 2225
  • In Stock:13899
$2.161/pcsRFQ
0805J1000180FFT Image
  • Part#:0805J1000180FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 0805
  • In Stock:79120
$0.281/pcsRFQ
1808J1K00181FFR Image
  • Part#:1808J1K00181FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 1808
  • In Stock:46321
$0.776/pcsRFQ
1210Y2000272KXR Image
  • Part#:1210Y2000272KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V X7R 1210
  • In Stock:143828
$0.151/pcsRFQ
1206Y5003P90BCT Image
  • Part#:1206Y5003P90BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 500V C0G/NP0 1206
  • In Stock:76137
$0.277/pcsRFQ
1808Y0630123KFT Image
  • Part#:1808Y0630123KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1808
  • In Stock:79678
$0.283/pcsRFQ
0603J2000561MDR Image
  • Part#:0603J2000561MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V X7R 0603
  • In Stock:400084
$0.057/pcsRFQ
1206J0100821KXT Image
  • Part#:1206J0100821KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V X7R 1206
  • In Stock:257719
$0.08/pcsRFQ
2225Y0250184GCT Image
  • Part#:2225Y0250184GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V C0G/NP0 2225
  • In Stock:12230
$3.187/pcsRFQ
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