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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

1808Y1000272KDR Image
  • Part#:1808Y1000272KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 1808
  • In Stock:126615
$0.173/pcsRFQ
1206Y2500330FQT Image
  • Part#:1206Y2500330FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1206
  • In Stock:46493
$0.694/pcsRFQ
1825J4K00121KCT Image
  • Part#:1825J4K00121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 4KV C0G/NP0 1825
  • In Stock:64874
$0.327/pcsRFQ
1812J0500272JCR Image
  • Part#:1812J0500272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V C0G/NP0 1812
  • In Stock:88462
$0.262/pcsRFQ
2225Y1K00560KCT Image
  • Part#:2225Y1K00560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 2225
  • In Stock:54639
$0.709/pcsRFQ
0603J1000680KFT Image
  • Part#:0603J1000680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 0603
  • In Stock:317951
$0.069/pcsRFQ
1812J2500221JFR Image
  • Part#:1812J2500221JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1812
  • In Stock:84929
$0.399/pcsRFQ
1812J2500392JFT Image
  • Part#:1812J2500392JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V C0G/NP0 1812
  • In Stock:60410
$0.495/pcsRFQ
1206Y0500223JXT Image
  • Part#:1206Y0500223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1206
  • In Stock:194464
$0.099/pcsRFQ
2220Y0500223MXR Image
  • Part#:2220Y0500223MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 2220
  • In Stock:46922
$0.636/pcsRFQ
1825J0500334JXR Image
  • Part#:1825J0500334JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 1825
  • In Stock:40348
$0.9/pcsRFQ
2225Y1000150GFR Image
  • Part#:2225Y1000150GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 2225
  • In Stock:15870
$2.312/pcsRFQ
1808J1000683MXT Image
  • Part#:1808J1000683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 1808
  • In Stock:134659
$0.157/pcsRFQ
1812YA250271MXRSY2 Image
  • Part#:1812YA250271MXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V X7R 1812
  • In Stock:63176
$0.319/pcsRFQ
0805Y0630224KXR Image
  • Part#:0805Y0630224KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 63V X7R 0805
  • In Stock:250887
$0.085/pcsRFQ
2225J0250150FFT Image
  • Part#:2225J0250150FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 25V C0G/NP0 2225
  • In Stock:6893
$5.068/pcsRFQ
1210Y2503P90BFR Image
  • Part#:1210Y2503P90BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 250V C0G/NP0 1210
  • In Stock:64449
$0.572/pcsRFQ
2220J1000390JCT Image
  • Part#:2220J1000390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 2220
  • In Stock:48713
$0.72/pcsRFQ
1210Y0160680GCT Image
  • Part#:1210Y0160680GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 16V C0G/NP0 1210
  • In Stock:68376
$0.31/pcsRFQ
1210J1K00680GFT Image
  • Part#:1210J1K00680GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 1210
  • In Stock:65254
$0.339/pcsRFQ
2225Y0250563JDR Image
  • Part#:2225Y0250563JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 2225
  • In Stock:22568
$1.366/pcsRFQ
1206Y2000393JDT Image
  • Part#:1206Y2000393JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V X7R 1206
  • In Stock:100066
$0.208/pcsRFQ
2225J1000105JXR Image
  • Part#:2225J1000105JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 100V X7R 2225
  • In Stock:27953
$1.175/pcsRFQ
111122K00220JQT Image
  • Part#:111122K00220JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 2KV C0G/NP0 1111
  • In Stock:119637
$0.183/pcsRFQ
1206Y1000241GQT Image
  • Part#:1206Y1000241GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 240PF 100V C0G/NP0 1206
  • In Stock:78681
$0.411/pcsRFQ
1825Y1000121JCR Image
  • Part#:1825Y1000121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 1825
  • In Stock:35762
$0.839/pcsRFQ
2225Y1K00124JDT Image
  • Part#:2225Y1K00124JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 1KV X7R 2225
  • In Stock:11883
$3.143/pcsRFQ
2220J0160470JCR Image
  • Part#:2220J0160470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 2220
  • In Stock:47752
$0.713/pcsRFQ
2225Y5000273MXR Image
  • Part#:2225Y5000273MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 500V X7R 2225
  • In Stock:60631
$0.554/pcsRFQ
0603Y2500180JCR Image
  • Part#:0603Y2500180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 0603
  • In Stock:450125
$0.053/pcsRFQ
0805Y2000272KET Image
  • Part#:0805Y2000272KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V X7R 0805
  • In Stock:218479
$0.098/pcsRFQ
1206Y0630104JDR Image
  • Part#:1206Y0630104JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V X7R 1206
  • In Stock:149999
$0.131/pcsRFQ
1206J0250181JFR Image
  • Part#:1206J0250181JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1206
  • In Stock:197053
$0.101/pcsRFQ
1206J0500391KQT Image
  • Part#:1206J0500391KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 1206
  • In Stock:77629
$0.287/pcsRFQ
1808Y0160274KDT Image
  • Part#:1808Y0160274KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V X7R 1808
  • In Stock:68165
$0.324/pcsRFQ
0805J5000470GCR Image
  • Part#:0805J5000470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 0805
  • In Stock:256661
$0.089/pcsRFQ
0805J2500270KFR Image
  • Part#:0805J2500270KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 0805
  • In Stock:238606
$0.079/pcsRFQ
1206J0160561JDR Image
  • Part#:1206J0160561JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V X7R 1206
  • In Stock:173075
$0.125/pcsRFQ
0805J0501P50DCR Image
  • Part#:0805J0501P50DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 50V C0G/NP0 0805
  • In Stock:439789
$0.052/pcsRFQ
2220J0500100GFR Image
  • Part#:2220J0500100GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 2220
  • In Stock:18812
$1.915/pcsRFQ
1812Y0500123MXT Image
  • Part#:1812Y0500123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V X7R 1812
  • In Stock:73880
$0.3/pcsRFQ
1812Y5000102KET Image
  • Part#:1812Y5000102KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V X7R 1812
  • In Stock:77691
$0.401/pcsRFQ
1206J0500470JAR Image
  • Part#:1206J0500470JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1206
  • In Stock:200526
$0.111/pcsRFQ
1206Y2505P60CCT Image
  • Part#:1206Y2505P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 250V C0G/NP0 1206
  • In Stock:190237
$0.112/pcsRFQ
1410Y1000561MCRE03 Image
  • Part#:1410Y1000561MCRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V C0G/NP0 1410
  • In Stock:65468
$0.311/pcsRFQ
0603Y0250222JDT Image
  • Part#:0603Y0250222JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V X7R 0603
  • In Stock:252103
$0.081/pcsRFQ
1808J0160332JFT Image
  • Part#:1808J0160332JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 1808
  • In Stock:113663
$0.188/pcsRFQ
2225J0250184JCT Image
  • Part#:2225J0250184JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V C0G/NP0 2225
  • In Stock:24131
$1.585/pcsRFQ
1808Y6300391JXR Image
  • Part#:1808Y6300391JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 630V X7R 1808
  • In Stock:67516
$0.28/pcsRFQ
0603Y2504P30CQT Image
  • Part#:0603Y2504P30CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 250V C0G/NP0 0603
  • In Stock:190285
$0.105/pcsRFQ
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