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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

  • Part#:1210Y0250152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:156639
$0.152/pcsRFQ
1808J0630564JDR Image
  • Part#:1808J0630564JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 63V X7R 1808
  • In Stock:63356
$0.354/pcsRFQ
2225Y1K00391KFT Image
  • Part#:2225Y1K00391KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV C0G/NP0 2225
  • In Stock:25599
$1.243/pcsRFQ
2220Y1000680FCR Image
  • Part#:2220Y1000680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 2220
  • In Stock:12006
$2.71/pcsRFQ
0603Y0500222MXR Image
  • Part#:0603Y0500222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V X7R 0603
  • In Stock:501119
$0.042/pcsRFQ
0603J5000470JCR Image
  • Part#:0603J5000470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 0603
  • In Stock:410394
$0.054/pcsRFQ
1812Y5000332MER Image
  • Part#:1812Y5000332MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 1812
  • In Stock:80043
$0.373/pcsRFQ
0805Y0250273MDR Image
  • Part#:0805Y0250273MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V X7R 0805
  • In Stock:267355
$0.09/pcsRFQ
2220Y5000223JDT Image
  • Part#:2220Y5000223JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 500V X7R 2220
  • In Stock:42337
$0.918/pcsRFQ
2220J0160103GFR Image
  • Part#:2220J0160103GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V C0G/NP0 2220
  • In Stock:16114
$1.867/pcsRFQ
1825Y3K00270JCT Image
  • Part#:1825Y3K00270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 3KV C0G/NP0 1825
  • In Stock:47229
$0.705/pcsRFQ
2225J1000473JDT Image
  • Part#:2225J1000473JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 2225
  • In Stock:29545
$1.221/pcsRFQ
2220J0250185KDR Image
  • Part#:2220J0250185KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 25V X7R 2220
  • In Stock:28959
$1.15/pcsRFQ
1206Y0160681KFR Image
  • Part#:1206Y0160681KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 16V C0G/NP0 1206
  • In Stock:158052
$0.129/pcsRFQ
0805Y0630680FCR Image
  • Part#:0805Y0630680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 0805
  • In Stock:119116
$0.177/pcsRFQ
0805J2500122KXT Image
  • Part#:0805J2500122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V X7R 0805
  • In Stock:296325
$0.066/pcsRFQ
2220J0100565MXT Image
  • Part#:2220J0100565MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6UF 10V X7R 2220
  • In Stock:32081
$1.231/pcsRFQ
1812J0630821GFR Image
  • Part#:1812J0630821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1812
  • In Stock:51913
$0.676/pcsRFQ
1812J0500103JDR Image
  • Part#:1812J0500103JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V X7R 1812
  • In Stock:80744
$0.437/pcsRFQ
1206Y0250562FFR Image
  • Part#:1206Y0250562FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 1206
  • In Stock:62851
$0.553/pcsRFQ
1210J0250562MDR Image
  • Part#:1210J0250562MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V X7R 1210
  • In Stock:114114
$0.196/pcsRFQ
1206Y0630103KXR Image
  • Part#:1206Y0630103KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V X7R 1206
  • In Stock:295231
$0.074/pcsRFQ
1825J1K00472FCT Image
  • Part#:1825J1K00472FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV C0G/NP0 1825
  • In Stock:13024
$2.284/pcsRFQ
1812Y1K00331JCT Image
  • Part#:1812Y1K00331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV C0G/NP0 1812
  • In Stock:62661
$0.334/pcsRFQ
2225J1K00391MDR Image
  • Part#:2225J1K00391MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 2225
  • In Stock:40392
$0.806/pcsRFQ
0603Y0250822MDR Image
  • Part#:0603Y0250822MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V X7R 0603
  • In Stock:377556
$0.064/pcsRFQ
1410Y1000222MCRE03 Image
  • Part#:1410Y1000222MCRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1410
  • In Stock:75424
$0.311/pcsRFQ
1210Y0250564KDT Image
  • Part#:1210Y0250564KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 25V X7R 1210
  • In Stock:96688
$0.396/pcsRFQ
2225Y2500180FCT Image
  • Part#:2225Y2500180FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 2225
  • In Stock:9967
$3.428/pcsRFQ
2225Y5000220KCR Image
  • Part#:2225Y5000220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V C0G/NP0 2225
  • In Stock:44033
$0.75/pcsRFQ
1825Y6300331JCT Image
  • Part#:1825Y6300331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 630V C0G/NP0 1825
  • In Stock:49261
$0.679/pcsRFQ
1808Y0500122GFR Image
  • Part#:1808Y0500122GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1808
  • In Stock:76489
$0.266/pcsRFQ
2225Y1000330GFT Image
  • Part#:2225Y1000330GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 2225
  • In Stock:13723
$2.344/pcsRFQ
0603Y0250683KXT Image
  • Part#:0603Y0250683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V X7R 0603
  • In Stock:340312
$0.059/pcsRFQ
1210J5000560GCT Image
  • Part#:1210J5000560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1210
  • In Stock:90643
$0.216/pcsRFQ
1210J0100105MXR Image
  • Part#:1210J0100105MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 10V X7R 1210
  • In Stock:80823
$0.252/pcsRFQ
1812Y2K00220FCR Image
  • Part#:1812Y2K00220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 2KV C0G/NP0 1812
  • In Stock:35882
$0.928/pcsRFQ
1206Y6300121KAR Image
  • Part#:1206Y6300121KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V C0G/NP0 1206
  • In Stock:208892
$0.114/pcsRFQ
2220Y2000824KDT Image
  • Part#:2220Y2000824KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 200V X7R 2220
  • In Stock:22806
$1.596/pcsRFQ
2220J0250391FFR Image
  • Part#:2220J0250391FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V C0G/NP0 2220
  • In Stock:10788
$3.505/pcsRFQ
  • Part#:0805Y0160222KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V C0G/NP0 0805
  • In Stock:189003
$0.104/pcsRFQ
1808J2505P60DFR Image
  • Part#:1808J2505P60DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 250V C0G/NP0 1808
  • In Stock:104834
$0.216/pcsRFQ
0805Y0630330KAR Image
  • Part#:0805Y0630330KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 0805
  • In Stock:316818
$0.075/pcsRFQ
1206Y5000151JCT Image
  • Part#:1206Y5000151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1206
  • In Stock:216357
$0.09/pcsRFQ
1111Y1K02P10HQT Image
  • Part#:1111Y1K02P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 1KV C0G/NP0 1111
  • In Stock:56543
$0.536/pcsRFQ
0805J0500121KXT Image
  • Part#:0805J0500121KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V X7R 0805
  • In Stock:392688
$0.052/pcsRFQ
2225J0250471KFT Image
  • Part#:2225J0250471KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 2225
  • In Stock:26507
$1.332/pcsRFQ
1206Y2500681FQT Image
  • Part#:1206Y2500681FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1206
  • In Stock:29428
$1.189/pcsRFQ
1206Y1005P60CCT Image
  • Part#:1206Y1005P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 100V C0G/NP0 1206
  • In Stock:157643
$0.124/pcsRFQ
1825Y0250330GCT Image
  • Part#:1825Y0250330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 1825
  • In Stock:23061
$1.634/pcsRFQ
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