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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

2225J2K50332MXR Image
  • Part#:2225J2K50332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 2.5KV X7R 2225
  • In Stock:50831
$0.743/pcsRFQ
1825J0100124KCT Image
  • Part#:1825J0100124KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 10V C0G/NP0 1825
  • In Stock:22085
$1.424/pcsRFQ
0603Y2000270JAT Image
  • Part#:0603Y2000270JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 0603
  • In Stock:258107
$0.08/pcsRFQ
1210Y0630152KAT Image
  • Part#:1210Y0630152KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 1210
  • In Stock:86961
$0.257/pcsRFQ
1825J0630563KXT Image
  • Part#:1825J0630563KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 1825
  • In Stock:44274
$0.705/pcsRFQ
1812JA250391JXTPY2 Image
  • Part#:1812JA250391JXTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V X7R 1812
  • In Stock:67773
$0.449/pcsRFQ
1808J0500681JXR Image
  • Part#:1808J0500681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 1808
  • In Stock:137208
$0.157/pcsRFQ
1210J0160821GFT Image
  • Part#:1210J0160821GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 1210
  • In Stock:87220
$0.444/pcsRFQ
  • Part#:2220J5000562JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V C0G/NP0 2220
  • In Stock:49452
$0.744/pcsRFQ
0603J2504P70CCR Image
  • Part#:0603J2504P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 0603
  • In Stock:289989
$0.071/pcsRFQ
1812Y5K00102KXT Image
  • Part#:1812Y5K00102KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 5KV X7R 1812
  • In Stock:72270
$0.29/pcsRFQ
2225J0630822FCR Image
  • Part#:2225J0630822FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 2225
  • In Stock:11933
$3.118/pcsRFQ
1808J0160153MDT Image
  • Part#:1808J0160153MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 1808
  • In Stock:66896
$0.304/pcsRFQ
1210J0630474KDT Image
  • Part#:1210J0630474KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 1210
  • In Stock:84866
$0.368/pcsRFQ
1206Y0250103FCR Image
  • Part#:1206Y0250103FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V C0G/NP0 1206
  • In Stock:71976
$0.444/pcsRFQ
1825Y0250103KCR Image
  • Part#:1825Y0250103KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V C0G/NP0 1825
  • In Stock:45862
$0.834/pcsRFQ
1206Y0160393MXT Image
  • Part#:1206Y0160393MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 1206
  • In Stock:280888
$0.084/pcsRFQ
0805Y0162P70DCR Image
  • Part#:0805Y0162P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 16V C0G/NP0 0805
  • In Stock:411190
$0.054/pcsRFQ
1825J0630393FCR Image
  • Part#:1825J0630393FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 63V C0G/NP0 1825
  • In Stock:11929
$3.257/pcsRFQ
1210Y1K50331GCR Image
  • Part#:1210Y1K50331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV C0G/NP0 1210
  • In Stock:72891
$0.308/pcsRFQ
1210J1K28P20CCR Image
  • Part#:1210J1K28P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 1.2KV C0G/NP0 1210
  • In Stock:92084
$0.21/pcsRFQ
  • Part#:0603J1000471KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 0603
  • In Stock:488858
$0.043/pcsRFQ
2225Y1K20271FCR Image
  • Part#:2225Y1K20271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV C0G/NP0 2225
  • In Stock:16524
$2.382/pcsRFQ
1808Y2500821JDR Image
  • Part#:1808Y2500821JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1808
  • In Stock:99528
$0.216/pcsRFQ
1206J1K00561JDT Image
  • Part#:1206J1K00561JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV X7R 1206
  • In Stock:164888
$0.141/pcsRFQ
2220J2000824KXT Image
  • Part#:2220J2000824KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 200V X7R 2220
  • In Stock:41835
$0.929/pcsRFQ
0805J0630683KXT Image
  • Part#:0805J0630683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V X7R 0805
  • In Stock:245122
$0.087/pcsRFQ
1111J1508P20BQT Image
  • Part#:1111J1508P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 150V C0G/NP0 1111
  • In Stock:46904
$0.708/pcsRFQ
1812Y0500103JCT Image
  • Part#:1812Y0500103JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 1812
  • In Stock:83456
$0.371/pcsRFQ
0805J0630270FQT Image
  • Part#:0805J0630270FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 0805
  • In Stock:59900
$0.512/pcsRFQ
  • Part#:0805J2500222KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V X7R 0805
  • In Stock:298713
$0.071/pcsRFQ
0603Y0160122KCT Image
  • Part#:0603Y0160122KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 0603
  • In Stock:283452
$0.069/pcsRFQ
1210Y5000470GAT Image
  • Part#:1210Y5000470GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1210
  • In Stock:71749
$0.321/pcsRFQ
1206Y1000562KDR Image
  • Part#:1206Y1000562KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V X7R 1206
  • In Stock:185955
$0.106/pcsRFQ
0603J0160100FCR Image
  • Part#:0603J0160100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 16V C0G/NP0 0603
  • In Stock:88997
$0.224/pcsRFQ
0805Y0637P50HQT Image
  • Part#:0805Y0637P50HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 63V C0G/NP0 0805
  • In Stock:58567
$0.639/pcsRFQ
2225Y3K00391GCT Image
  • Part#:2225Y3K00391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 3KV C0G/NP0 2225
  • In Stock:24173
$1.405/pcsRFQ
2220J0250272FFT Image
  • Part#:2220J0250272FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 2220
  • In Stock:10832
$3.585/pcsRFQ
1210J0100154MXT Image
  • Part#:1210J0100154MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 10V X7R 1210
  • In Stock:129981
$0.155/pcsRFQ
0805Y0250184MXR Image
  • Part#:0805Y0250184MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V X7R 0805
  • In Stock:274669
$0.077/pcsRFQ
1825J5000101KCT Image
  • Part#:1825J5000101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1825
  • In Stock:63432
$0.533/pcsRFQ
0805Y0500823KXT Image
  • Part#:0805Y0500823KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 0805
  • In Stock:229758
$0.082/pcsRFQ
1206Y0630103GCR Image
  • Part#:1206Y0630103GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V C0G/NP0 1206
  • In Stock:77452
$0.268/pcsRFQ
1808Y0160101MXR Image
  • Part#:1808Y0160101MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V X7R 1808
  • In Stock:188644
$0.113/pcsRFQ
1808Y2000392KCR Image
  • Part#:1808Y2000392KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V C0G/NP0 1808
  • In Stock:98601
$0.223/pcsRFQ
1812J1K50680GCT Image
  • Part#:1812J1K50680GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1.5KV C0G/NP0 1812
  • In Stock:83714
$0.42/pcsRFQ
1812J5000102KDT Image
  • Part#:1812J5000102KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V X7R 1812
  • In Stock:95212
$0.371/pcsRFQ
1111Y1500301FQT Image
  • Part#:1111Y1500301FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 300PF 150V C0G/NP0 1111
  • In Stock:24631
$1.397/pcsRFQ
1808J0630394KXR Image
  • Part#:1808J0630394KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 63V X7R 1808
  • In Stock:130368
$0.16/pcsRFQ
1210J2000180KFR Image
  • Part#:1210J2000180KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1210
  • In Stock:80874
$0.235/pcsRFQ
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