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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

0805J1000272KDT Image
  • Part#:0805J1000272KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 0805
  • In Stock:224316
$0.089/pcsRFQ
1206Y5000221KAR Image
  • Part#:1206Y5000221KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 1206
  • In Stock:201138
$0.114/pcsRFQ
1808Y0500123MXT Image
  • Part#:1808Y0500123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V X7R 1808
  • In Stock:158062
$0.144/pcsRFQ
1812J5000101FCT Image
  • Part#:1812J5000101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1812
  • In Stock:41818
$0.865/pcsRFQ
1812Y5K00101JCR Image
  • Part#:1812Y5K00101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 5KV C0G/NP0 1812
  • In Stock:91703
$0.257/pcsRFQ
2225J1000473FFR Image
  • Part#:2225J1000473FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V C0G 2225
  • In Stock:5354
$7.207/pcsRFQ
1812Y2500474MDT Image
  • Part#:1812Y2500474MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 250V X7R 1812
  • In Stock:39608
$0.813/pcsRFQ
1808Y0630562JCR Image
  • Part#:1808Y0630562JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1808
  • In Stock:149890
$0.131/pcsRFQ
0805Y5000181KAT Image
  • Part#:0805Y5000181KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 0805
  • In Stock:290128
$0.082/pcsRFQ
1206Y6300101MXT Image
  • Part#:1206Y6300101MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V X7R 1206
  • In Stock:268581
$0.08/pcsRFQ
1206J1000221FAR Image
  • Part#:1206J1000221FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1206
  • In Stock:83092
$0.412/pcsRFQ
2220Y6K00182MXT Image
  • Part#:2220Y6K00182MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 6KV X7R 2220
  • In Stock:89130
$0.421/pcsRFQ
1206Y0160184KDT Image
  • Part#:1206Y0160184KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 16V X7R 1206
  • In Stock:138452
$0.173/pcsRFQ
  • Part#:1206Y2003P90CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 1206
  • In Stock:144578
$0.139/pcsRFQ
1808J0630471MDR Image
  • Part#:1808J0630471MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V X7R 1808
  • In Stock:103869
$0.185/pcsRFQ
1825J5K00151KCT Image
  • Part#:1825J5K00151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 5KV C0G/NP0 1825
  • In Stock:62327
$0.355/pcsRFQ
1210J1K00560KCR Image
  • Part#:1210J1K00560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 1210
  • In Stock:177050
$0.115/pcsRFQ
1206Y2000151MET Image
  • Part#:1206Y2000151MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V X7R 1206
  • In Stock:191307
$0.113/pcsRFQ
0805Y0160332JFR Image
  • Part#:0805Y0160332JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 0805
  • In Stock:178254
$0.122/pcsRFQ
0505J1000151JQT Image
  • Part#:0505J1000151JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 0505
  • In Stock:99990
$0.215/pcsRFQ
1812Y0500822JXR Image
  • Part#:1812Y0500822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V X7R 1812
  • In Stock:69610
$0.335/pcsRFQ
0805Y1000182JXT Image
  • Part#:0805Y1000182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V X7R 0805
  • In Stock:278802
$0.081/pcsRFQ
0603Y0100180KCR Image
  • Part#:0603Y0100180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 10V C0G/NP0 0603
  • In Stock:295941
$0.069/pcsRFQ
1206Y2001P80DFR Image
  • Part#:1206Y2001P80DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 200V C0G/NP0 1206
  • In Stock:203310
$0.106/pcsRFQ
2220Y0250681GCT Image
  • Part#:2220Y0250681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 2220
  • In Stock:21053
$1.418/pcsRFQ
1210J0630330FFR Image
  • Part#:1210J0630330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 1210
  • In Stock:44167
$0.839/pcsRFQ
1808J1000390JCT Image
  • Part#:1808J1000390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1808
  • In Stock:154821
$0.129/pcsRFQ
1210Y5006P80BAT Image
  • Part#:1210Y5006P80BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 500V C0G/NP0 1210
  • In Stock:56165
$0.609/pcsRFQ
2220J1K50222GCR Image
  • Part#:2220J1K50222GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.5KV C0G 2220
  • In Stock:36326
$1.051/pcsRFQ
  • Part#:0603J0632P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 63V C0G/NP0 0603
  • In Stock:256240
$0.084/pcsRFQ
1825J0250181KCT Image
  • Part#:1825J0250181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1825
  • In Stock:38897
$0.781/pcsRFQ
1206J5000122JFR Image
  • Part#:1206J5000122JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 1206
  • In Stock:151580
$0.157/pcsRFQ
1808JA250821KXRSY2 Image
  • Part#:1808JA250821KXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1808
  • In Stock:83102
$0.397/pcsRFQ
2225Y0500821GFR Image
  • Part#:2225Y0500821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 2225
  • In Stock:13028
$2.539/pcsRFQ
1812J0500183KCR Image
  • Part#:1812J0500183KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V C0G/NP0 1812
  • In Stock:66673
$0.307/pcsRFQ
1206Y0160272MXT Image
  • Part#:1206Y0160272MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V X7R 1206
  • In Stock:260913
$0.078/pcsRFQ
2225J0500225MXR Image
  • Part#:2225J0500225MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 50V X7R 2225
  • In Stock:37311
$0.944/pcsRFQ
1812J1K00473MDT Image
  • Part#:1812J1K00473MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 1KV X7R 1812
  • In Stock:61514
$0.551/pcsRFQ
1825Y2500100FCT Image
  • Part#:1825Y2500100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1825
  • In Stock:9457
$3.317/pcsRFQ
0805J2500101FCR Image
  • Part#:0805J2500101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 0805
  • In Stock:98337
$0.234/pcsRFQ
2225Y0500561GFR Image
  • Part#:2225Y0500561GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 2225
  • In Stock:11809
$2.516/pcsRFQ
0603Y0500181KXR Image
  • Part#:0603Y0500181KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V X7R 0603
  • In Stock:525322
$0.043/pcsRFQ
1808Y2K50151MXT Image
  • Part#:1808Y2K50151MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2.5KV X7R 1808
  • In Stock:141967
$0.152/pcsRFQ
2225Y0250334KXR Image
  • Part#:2225Y0250334KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 2225
  • In Stock:46762
$0.838/pcsRFQ
1210J0633P90CAR Image
  • Part#:1210J0633P90CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 63V C0G/NP0 1210
  • In Stock:70641
$0.335/pcsRFQ
1210Y5000823JDT Image
  • Part#:1210Y5000823JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 500V X7R 1210
  • In Stock:76131
$0.314/pcsRFQ
2211YA250271JXRSP Image
  • Part#:2211YA250271JXRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V X7R 2211
  • In Stock:69010
$0.478/pcsRFQ
1825Y0500681FCT Image
  • Part#:1825Y0500681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1825
  • In Stock:10615
$2.892/pcsRFQ
1206J6300220KQT Image
  • Part#:1206J6300220KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1206
  • In Stock:123279
$0.172/pcsRFQ
0603Y2500152KDR Image
  • Part#:0603Y2500152KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V X7R 0603
  • In Stock:367110
$0.065/pcsRFQ
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