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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

2220J2000102FFR Image
  • Part#:2220J2000102FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V C0G/NP0 2220
  • In Stock:7812
$3.934/pcsRFQ
0805J3000680GQT Image
  • Part#:0805J3000680GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 300V C0G/NP0 0805
  • In Stock:75143
$0.399/pcsRFQ
  • Part#:1808Y6300101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:161241
$0.138/pcsRFQ
2220Y1K00102KXR Image
  • Part#:2220Y1K00102KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 2220
  • In Stock:64226
$0.517/pcsRFQ
1812J1K00821JAT Image
  • Part#:1812J1K00821JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 1812
  • In Stock:84153
$0.458/pcsRFQ
1206J6301P70BQT Image
  • Part#:1206J6301P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 630V C0G/NP0 1206
  • In Stock:111604
$0.187/pcsRFQ
  • Part#:0603J2500122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V X7R 0603
  • In Stock:636140
$0.037/pcsRFQ
0805Y2000821JET Image
  • Part#:0805Y2000821JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V X7R 0805
  • In Stock:153695
$0.122/pcsRFQ
1812Y0250391FFT Image
  • Part#:1812Y0250391FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V C0G/NP0 1812
  • In Stock:24707
$1.494/pcsRFQ
2220Y1000474JXT Image
  • Part#:2220Y1000474JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 100V X7R 2220
  • In Stock:28008
$1.077/pcsRFQ
1210J2000121KCT Image
  • Part#:1210J2000121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 1210
  • In Stock:117094
$0.172/pcsRFQ
2225J0630221JFT Image
  • Part#:2225J0630221JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 2225
  • In Stock:26089
$1.158/pcsRFQ
1206J0160271MDR Image
  • Part#:1206J0160271MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V X7R 1206
  • In Stock:204517
$0.093/pcsRFQ
  • Part#:1206Y2501P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:142893
$0.151/pcsRFQ
1812J4K00100FCT Image
  • Part#:1812J4K00100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 4KV C0G/NP0 1812
  • In Stock:55876
$0.618/pcsRFQ
1210J2000471JAR Image
  • Part#:1210J2000471JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1210
  • In Stock:78309
$0.249/pcsRFQ
0805Y2000472JET Image
  • Part#:0805Y2000472JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 0805
  • In Stock:186801
$0.122/pcsRFQ
1812Y5000122KXT Image
  • Part#:1812Y5000122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V X7R 1812
  • In Stock:65468
$0.293/pcsRFQ
1812JA250100FCTSY2 Image
  • Part#:1812JA250100FCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1812
  • In Stock:27204
$1.282/pcsRFQ
2220Y4K00332JXR Image
  • Part#:2220Y4K00332JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 4KV X7R 2220
  • In Stock:62873
$0.525/pcsRFQ
2225J4K00121KCT Image
  • Part#:2225J4K00121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 4KV C0G/NP0 2225
  • In Stock:75337
$0.4/pcsRFQ
1812Y5K00151JXT Image
  • Part#:1812Y5K00151JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 5KV X7R 1812
  • In Stock:69845
$0.287/pcsRFQ
1206Y2003P90BQT Image
  • Part#:1206Y2003P90BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 1206
  • In Stock:63302
$0.326/pcsRFQ
0805Y0500823JET Image
  • Part#:0805Y0500823JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 0805
  • In Stock:155858
$0.15/pcsRFQ
2225J0630154KXT Image
  • Part#:2225J0630154KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V X7R 2225
  • In Stock:38932
$0.766/pcsRFQ
1210Y0500151KFT Image
  • Part#:1210Y0500151KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 1210
  • In Stock:87869
$0.249/pcsRFQ
2225Y5000393JDT Image
  • Part#:2225Y5000393JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 2225
  • In Stock:30407
$1.24/pcsRFQ
1812Y0500331FCT Image
  • Part#:1812Y0500331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1812
  • In Stock:39312
$1.005/pcsRFQ
1808Y3K00221JXR Image
  • Part#:1808Y3K00221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 3KV X7R 1808
  • In Stock:106071
$0.201/pcsRFQ
2225J0250153JFR Image
  • Part#:2225J0250153JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 2225
  • In Stock:23176
$1.453/pcsRFQ
1206Y0630270FAR Image
  • Part#:1206Y0630270FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1206
  • In Stock:94120
$0.413/pcsRFQ
2225J1000393JXR Image
  • Part#:2225J1000393JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V X7R 2225
  • In Stock:44315
$0.781/pcsRFQ
1808Y1K50100GCT Image
  • Part#:1808Y1K50100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.5KV C0G/NP0 1808
  • In Stock:60039
$0.35/pcsRFQ
1825Y6300272MXR Image
  • Part#:1825Y6300272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 630V X7R 1825
  • In Stock:65376
$0.566/pcsRFQ
1210Y0630562KAT Image
  • Part#:1210Y0630562KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1210
  • In Stock:75471
$0.295/pcsRFQ
2225Y2500333KXT Image
  • Part#:2225Y2500333KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 2225
  • In Stock:48293
$0.807/pcsRFQ
1210Y2K00220KCR Image
  • Part#:1210Y2K00220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 2KV C0G/NP0 1210
  • In Stock:147597
$0.13/pcsRFQ
1210Y2500561JFT Image
  • Part#:1210Y2500561JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1210
  • In Stock:82327
$0.274/pcsRFQ
1206J0500751GQT Image
  • Part#:1206J0500751GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 750PF 50V C0G/NP0 1206
  • In Stock:62864
$0.497/pcsRFQ
1812Y0500182KFT Image
  • Part#:1812Y0500182KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1812
  • In Stock:70755
$0.44/pcsRFQ
0603Y2000180GCT Image
  • Part#:0603Y2000180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 0603
  • In Stock:230275
$0.097/pcsRFQ
1812J1K00563MXT Image
  • Part#:1812J1K00563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 1KV X7R 1812
  • In Stock:96077
$0.358/pcsRFQ
1206J5000102FCR Image
  • Part#:1206J5000102FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 1206
  • In Stock:60456
$0.34/pcsRFQ
0805J2002P20DUT Image
  • Part#:0805J2002P20DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 0805
  • In Stock:134448
$0.169/pcsRFQ
1825J1000333GCT Image
  • Part#:1825J1000333GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V C0G 1825
  • In Stock:20127
$1.885/pcsRFQ
0805Y0100271GCR Image
  • Part#:0805Y0100271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V C0G/NP0 0805
  • In Stock:212915
$0.098/pcsRFQ
  • Part#:1825J0100224JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:43019
$0.744/pcsRFQ
1111Y2001P70HQT Image
  • Part#:1111Y2001P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 200V C0G/NP0 1111
  • In Stock:73900
$0.516/pcsRFQ
0805Y1K00151MXT Image
  • Part#:0805Y1K00151MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV X7R 0805
  • In Stock:402243
$0.055/pcsRFQ
1825Y0630273FCR Image
  • Part#:1825Y0630273FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 1825
  • In Stock:9657
$3.628/pcsRFQ
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