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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

2220Y0160474JDR Image
  • Part#:2220Y0160474JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 16V X7R 2220
  • In Stock:28183
$1.399/pcsRFQ
1808J0160124JXT Image
  • Part#:1808J0160124JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V X7R 1808
  • In Stock:115767
$0.207/pcsRFQ
0603J0500821MDR Image
  • Part#:0603J0500821MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V X7R 0603
  • In Stock:385140
$0.056/pcsRFQ
1825J2K50221JXT Image
  • Part#:1825J2K50221JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2.5KV X7R 1825
  • In Stock:59421
$0.662/pcsRFQ
1825J5000120JCR Image
  • Part#:1825J5000120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 1825
  • In Stock:65620
$0.546/pcsRFQ
  • Part#:0603J0500101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 0603
  • In Stock:410132
$0.057/pcsRFQ
1808JA250560GCRSY2 Image
  • Part#:1808JA250560GCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 1808
  • In Stock:60569
$0.502/pcsRFQ
2220Y1000180GCT Image
  • Part#:2220Y1000180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 2220
  • In Stock:25189
$1.445/pcsRFQ
2225Y5000333JXT Image
  • Part#:2225Y5000333JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 500V X7R 2225
  • In Stock:38351
$0.831/pcsRFQ
1111Y5007P50CQT Image
  • Part#:1111Y5007P50CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 500V C0G/NP0 1111
  • In Stock:95881
$0.398/pcsRFQ
1812J0250223JXT Image
  • Part#:1812J0250223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V X7R 1812
  • In Stock:73595
$0.299/pcsRFQ
1812J2500101FCR Image
  • Part#:1812J2500101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1812
  • In Stock:35160
$0.933/pcsRFQ
1808J0250563MXR Image
  • Part#:1808J0250563MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1808
  • In Stock:195100
$0.123/pcsRFQ
1812J2000392JAT Image
  • Part#:1812J2000392JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V C0G/NP0 1812
  • In Stock:61159
$0.51/pcsRFQ
  • Part#:0805J2500272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 250V X7R 0805
  • In Stock:290812
$0.069/pcsRFQ
0603Y1004P70BFR Image
  • Part#:0603Y1004P70BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 0603
  • In Stock:104936
$0.222/pcsRFQ
1825Y0500822JCR Image
  • Part#:1825Y0500822JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 1825
  • In Stock:40077
$0.821/pcsRFQ
1206Y1000270GQT Image
  • Part#:1206Y1000270GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 1206
  • In Stock:84252
$0.273/pcsRFQ
1812Y0160270GCT Image
  • Part#:1812Y0160270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 1812
  • In Stock:71595
$0.495/pcsRFQ
1206Y2000121FFT Image
  • Part#:1206Y2000121FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 1206
  • In Stock:76849
$0.507/pcsRFQ
1825Y0100103JCR Image
  • Part#:1825Y0100103JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V C0G/NP0 1825
  • In Stock:44223
$0.887/pcsRFQ
1812J2000822JDR Image
  • Part#:1812J2000822JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V X7R 1812
  • In Stock:77251
$0.45/pcsRFQ
0805Y5000121MDT Image
  • Part#:0805Y5000121MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V X7R 0805
  • In Stock:266872
$0.083/pcsRFQ
1206Y0500122FFR Image
  • Part#:1206Y0500122FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1206
  • In Stock:62441
$0.505/pcsRFQ
0805J2000472MDR Image
  • Part#:0805J2000472MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 0805
  • In Stock:281156
$0.084/pcsRFQ
2225Y2K50182GCT Image
  • Part#:2225Y2K50182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 2.5KV C0G 2225
  • In Stock:16682
$1.809/pcsRFQ
1812Y5000272KFR Image
  • Part#:1812Y5000272KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V C0G/NP0 1812
  • In Stock:87986
$0.389/pcsRFQ
1206J2500121MDR Image
  • Part#:1206J2500121MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V X7R 1206
  • In Stock:224667
$0.107/pcsRFQ
1825Y0100153JXR Image
  • Part#:1825Y0100153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V X7R 1825
  • In Stock:41870
$0.868/pcsRFQ
1825Y2500390GCR Image
  • Part#:1825Y2500390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1825
  • In Stock:20488
$1.676/pcsRFQ
2225Y3K00151JCR Image
  • Part#:2225Y3K00151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 3KV C0G/NP0 2225
  • In Stock:51758
$0.763/pcsRFQ
1206Y0250220KFT Image
  • Part#:1206Y0250220KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 1206
  • In Stock:162064
$0.116/pcsRFQ
0805Y0630101FAT Image
  • Part#:0805Y0630101FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 0805
  • In Stock:76087
$0.293/pcsRFQ
1206Y1000122KQT Image
  • Part#:1206Y1000122KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1206
  • In Stock:66939
$0.339/pcsRFQ
1812J0630561KFT Image
  • Part#:1812J0630561KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 1812
  • In Stock:101564
$0.383/pcsRFQ
1825Y0100151GCT Image
  • Part#:1825Y0100151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 10V C0G/NP0 1825
  • In Stock:18000
$1.652/pcsRFQ
1206J0630153MXR Image
  • Part#:1206J0630153MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V X7R 1206
  • In Stock:306777
$0.07/pcsRFQ
1808J1000472GFR Image
  • Part#:1808J1000472GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1808
  • In Stock:53945
$0.613/pcsRFQ
2225J5000680GCR Image
  • Part#:2225J5000680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 2225
  • In Stock:28369
$1.263/pcsRFQ
0603J1000121FAT Image
  • Part#:0603J1000121FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 0603
  • In Stock:65833
$0.287/pcsRFQ
2225J5000124JDR Image
  • Part#:2225J5000124JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 500V X7R 2225
  • In Stock:28620
$1.192/pcsRFQ
1808J2000560GFT Image
  • Part#:1808J2000560GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 1808
  • In Stock:70987
$0.298/pcsRFQ
1812Y1K20332JXT Image
  • Part#:1812Y1K20332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV X7R 1812
  • In Stock:73866
$0.419/pcsRFQ
1206J1K50121GCT Image
  • Part#:1206J1K50121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.5KV C0G/NP0 1206
  • In Stock:102533
$0.184/pcsRFQ
0505Y2003P90CQT Image
  • Part#:0505Y2003P90CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 0505
  • In Stock:110225
$0.179/pcsRFQ
1812J0630183JAR Image
  • Part#:1812J0630183JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1812
  • In Stock:80513
$0.483/pcsRFQ
1808Y0100822KCR Image
  • Part#:1808Y0100822KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V C0G/NP0 1808
  • In Stock:138409
$0.146/pcsRFQ
2220Y0630153JCR Image
  • Part#:2220Y0630153JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 2220
  • In Stock:38559
$0.839/pcsRFQ
0603Y0500270KQT Image
  • Part#:0603Y0500270KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 0603
  • In Stock:198109
$0.102/pcsRFQ
1210J0250274MXR Image
  • Part#:1210J0250274MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 25V X7R 1210
  • In Stock:127573
$0.162/pcsRFQ
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