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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

1812Y6300392FAR Image
  • Part#:1812Y6300392FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V C0G/NP0 1812
  • In Stock:19203
$1.806/pcsRFQ
1206J0500120KFR Image
  • Part#:1206J0500120KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1206
  • In Stock:214058
$0.109/pcsRFQ
1206J0630681FAR Image
  • Part#:1206J0630681FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 1206
  • In Stock:80496
$0.452/pcsRFQ
1812J1000334KXR Image
  • Part#:1812J1000334KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 100V X7R 1812
  • In Stock:97898
$0.383/pcsRFQ
1812J6300124KXT Image
  • Part#:1812J6300124KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 630V X7R 1812
  • In Stock:58537
$0.567/pcsRFQ
0805Y5000151JFT Image
  • Part#:0805Y5000151JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 0805
  • In Stock:258908
$0.082/pcsRFQ
0805Y2000392KDT Image
  • Part#:0805Y2000392KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 0805
  • In Stock:203968
$0.098/pcsRFQ
0805Y1000272KET Image
  • Part#:0805Y1000272KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 0805
  • In Stock:208553
$0.092/pcsRFQ
2220J0100683KCT Image
  • Part#:2220J0100683KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 10V C0G/NP0 2220
  • In Stock:33761
$0.951/pcsRFQ
0505J2003P60HQT Image
  • Part#:0505J2003P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 200V C0G/NP0 0505
  • In Stock:59001
$0.539/pcsRFQ
1808Y1000222GCR Image
  • Part#:1808Y1000222GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1808
  • In Stock:77022
$0.292/pcsRFQ
1825J4K00151JCR Image
  • Part#:1825J4K00151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 4KV C0G/NP0 1825
  • In Stock:58768
$0.325/pcsRFQ
0505J2000390FQT Image
  • Part#:0505J2000390FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 0505
  • In Stock:36385
$0.959/pcsRFQ
0603Y0250121FFR Image
  • Part#:0603Y0250121FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 0603
  • In Stock:60325
$0.325/pcsRFQ
1808Y0630271FFR Image
  • Part#:1808Y0630271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 1808
  • In Stock:66858
$0.55/pcsRFQ
2225Y2000562JCT Image
  • Part#:2225Y2000562JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V C0G/NP0 2225
  • In Stock:31079
$1.229/pcsRFQ
1825J2K50470FCT Image
  • Part#:1825J2K50470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2.5KV C0G/NP0 1825
  • In Stock:16599
$1.857/pcsRFQ
1808J0500823MXR Image
  • Part#:1808J0500823MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 1808
  • In Stock:162386
$0.13/pcsRFQ
1206J1000821GFT Image
  • Part#:1206J1000821GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 1206
  • In Stock:92125
$0.249/pcsRFQ
0603Y0500103KER Image
  • Part#:0603Y0500103KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V X7R 0603
  • In Stock:318534
$0.066/pcsRFQ
1825J2000562JCT Image
  • Part#:1825J2000562JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V C0G/NP0 1825
  • In Stock:38286
$0.868/pcsRFQ
2220J1K00681GCT Image
  • Part#:2220J1K00681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 2220
  • In Stock:37665
$0.919/pcsRFQ
1825J0630823JXT Image
  • Part#:1825J0630823JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V X7R 1825
  • In Stock:43804
$0.853/pcsRFQ
2220J4K00561JXT Image
  • Part#:2220J4K00561JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 4KV X7R 2220
  • In Stock:69725
$0.307/pcsRFQ
1206Y6300560GCR Image
  • Part#:1206Y6300560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 630V C0G/NP0 1206
  • In Stock:161899
$0.138/pcsRFQ
2220Y3K00560GCT Image
  • Part#:2220Y3K00560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 3KV C0G/NP0 2220
  • In Stock:29388
$1.145/pcsRFQ
0603J2500200FQT Image
  • Part#:0603J2500200FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 250V C0G/NP0 0603
  • In Stock:84557
$0.278/pcsRFQ
0805Y0500151KXT Image
  • Part#:0805Y0500151KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V X7R 0805
  • In Stock:416488
$0.054/pcsRFQ
1812J0630271GCR Image
  • Part#:1812J0630271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 1812
  • In Stock:73072
$0.452/pcsRFQ
1206J1000821MCRE03 Image
  • Part#:1206J1000821MCRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 1206
  • In Stock:88190
$0.245/pcsRFQ
2225Y1K20821KXR Image
  • Part#:2225Y1K20821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.2KV X7R 2225
  • In Stock:60988
$0.603/pcsRFQ
1812J0500822MXT Image
  • Part#:1812J0500822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V X7R 1812
  • In Stock:72310
$0.271/pcsRFQ
1206J0501P50DCR Image
  • Part#:1206J0501P50DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 50V C0G/NP0 1206
  • In Stock:290494
$0.078/pcsRFQ
0603Y0250100FCR Image
  • Part#:0603Y0250100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 0603
  • In Stock:83179
$0.239/pcsRFQ
1812J1K00222JXT Image
  • Part#:1812J1K00222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV X7R 1812
  • In Stock:84403
$0.283/pcsRFQ
0603Y0500331JFT Image
  • Part#:0603Y0500331JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 0603
  • In Stock:243180
$0.083/pcsRFQ
2220J2000332JFT Image
  • Part#:2220J2000332JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 2220
  • In Stock:30531
$1.1/pcsRFQ
2220Y2000471JFR Image
  • Part#:2220Y2000471JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 2220
  • In Stock:27311
$1.237/pcsRFQ
1808J1000220GFR Image
  • Part#:1808J1000220GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1808
  • In Stock:72626
$0.28/pcsRFQ
1808Y1K00151JXR Image
  • Part#:1808Y1K00151JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV X7R 1808
  • In Stock:101462
$0.186/pcsRFQ
1206Y6300120KQT Image
  • Part#:1206Y6300120KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 630V C0G/NP0 1206
  • In Stock:112934
$0.205/pcsRFQ
0505Y1503P00DQT Image
  • Part#:0505Y1503P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 150V C0G/NP0 0505
  • In Stock:127269
$0.185/pcsRFQ
1812J0250472KFT Image
  • Part#:1812J0250472KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1812
  • In Stock:99874
$0.388/pcsRFQ
1808Y0250153FCR Image
  • Part#:1808Y0250153FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1808
  • In Stock:44925
$0.68/pcsRFQ
1206J0160682KDT Image
  • Part#:1206J0160682KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V X7R 1206
  • In Stock:184703
$0.112/pcsRFQ
0603Y2502P70BUT Image
  • Part#:0603Y2502P70BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 250V C0G/NP0 0603
  • In Stock:159330
$0.146/pcsRFQ
1825J5000391JCT Image
  • Part#:1825J5000391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1825
  • In Stock:65002
$0.539/pcsRFQ
1812Y0500821FFR Image
  • Part#:1812Y0500821FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1812
  • In Stock:23730
$1.465/pcsRFQ
2220J5000330GCT Image
  • Part#:2220J5000330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 2220
  • In Stock:33473
$1/pcsRFQ
0805J0500561MXT Image
  • Part#:0805J0500561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V X7R 0805
  • In Stock:446970
$0.051/pcsRFQ
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