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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

2220J2K50822MXT Image
  • Part#:2220J2K50822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 2.5KV X7R 2220
  • In Stock:59418
$0.591/pcsRFQ
0805Y2500153JXR Image
  • Part#:0805Y2500153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V X7R 0805
  • In Stock:273173
$0.088/pcsRFQ
2225Y0250330GCR Image
  • Part#:2225Y0250330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 2225
  • In Stock:18607
$1.868/pcsRFQ
  • Part#:2220Y1K00563JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:52039
$0.662/pcsRFQ
1808Y2000332KFT Image
  • Part#:1808Y2000332KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 1808
  • In Stock:59198
$0.319/pcsRFQ
0805J1000271JDT Image
  • Part#:0805J1000271JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V X7R 0805
  • In Stock:216792
$0.111/pcsRFQ
1210Y5000101GCT Image
  • Part#:1210Y5000101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1210
  • In Stock:100649
$0.221/pcsRFQ
  • Part#:2220Y0500271FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 2220
  • In Stock:8855
$3.861/pcsRFQ
0805J0630120KQT Image
  • Part#:0805J0630120KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 0805
  • In Stock:121073
$0.164/pcsRFQ
2225Y2000153FFR Image
  • Part#:2225Y2000153FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V C0G 2225
  • In Stock:4684
$6.394/pcsRFQ
0805Y2000151KXT Image
  • Part#:0805Y2000151KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V X7R 0805
  • In Stock:293668
$0.068/pcsRFQ
1808Y0160270FFT Image
  • Part#:1808Y0160270FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 1808
  • In Stock:64161
$0.575/pcsRFQ
1812J0160183GCT Image
  • Part#:1812J0160183GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V C0G/NP0 1812
  • In Stock:52966
$0.614/pcsRFQ
1210Y2508P20CCT Image
  • Part#:1210Y2508P20CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 1210
  • In Stock:105895
$0.222/pcsRFQ
0805Y5001P50BFR Image
  • Part#:0805Y5001P50BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 500V C0G/NP0 0805
  • In Stock:68491
$0.278/pcsRFQ
2220J2000221KFT Image
  • Part#:2220J2000221KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 2220
  • In Stock:33128
$1.146/pcsRFQ
1812Y0500473JER Image
  • Part#:1812Y0500473JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 1812
  • In Stock:60267
$0.51/pcsRFQ
  • Part#:2220Y0500330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:43662
$0.689/pcsRFQ
1210J0630100FCR Image
  • Part#:1210J0630100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 1210
  • In Stock:67766
$0.563/pcsRFQ
0603Y1000151KAR Image
  • Part#:0603Y1000151KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 0603
  • In Stock:275478
$0.078/pcsRFQ
0805J0100103FCT Image
  • Part#:0805J0100103FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V C0G/NP0 0805
  • In Stock:82884
$0.38/pcsRFQ
1206Y2000681MDR Image
  • Part#:1206Y2000681MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V X7R 1206
  • In Stock:208284
$0.111/pcsRFQ
1825Y3K00391FCT Image
  • Part#:1825Y3K00391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 3KV C0G/NP0 1825
  • In Stock:12861
$2.363/pcsRFQ
1812Y0160823MDR Image
  • Part#:1812Y0160823MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V X7R 1812
  • In Stock:82950
$0.385/pcsRFQ
2225J0160182JCR Image
  • Part#:2225J0160182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 2225
  • In Stock:39314
$0.872/pcsRFQ
0603J010P680CCT Image
  • Part#:0603J010P680CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 10V C0G/NP0 0603
  • In Stock:369357
$0.064/pcsRFQ
1825Y5K00821JXT Image
  • Part#:1825Y5K00821JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 5KV X7R 1825
  • In Stock:72701
$0.508/pcsRFQ
1825J0160184KXT Image
  • Part#:1825J0160184KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 16V X7R 1825
  • In Stock:55746
$0.69/pcsRFQ
1206Y0630154JDT Image
  • Part#:1206Y0630154JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V X7R 1206
  • In Stock:94929
$0.218/pcsRFQ
2225Y0160125JXR Image
  • Part#:2225Y0160125JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 16V X7R 2225
  • In Stock:27733
$1.243/pcsRFQ
2225J2000330GCR Image
  • Part#:2225J2000330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 2225
  • In Stock:25220
$1.495/pcsRFQ
2225J2K50100KCR Image
  • Part#:2225J2K50100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 2.5KV C0G/NP0 2225
  • In Stock:48308
$0.635/pcsRFQ
1210J2500821FCR Image
  • Part#:1210J2500821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1210
  • In Stock:64759
$0.582/pcsRFQ
1808Y2000682KXR Image
  • Part#:1808Y2000682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V X7R 1808
  • In Stock:174730
$0.119/pcsRFQ
0805Y0500561MXT Image
  • Part#:0805Y0500561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V X7R 0805
  • In Stock:449087
$0.053/pcsRFQ
0603Y2000120KFT Image
  • Part#:0603Y2000120KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 0603
  • In Stock:306890
$0.076/pcsRFQ
1825Y0100823KXT Image
  • Part#:1825Y0100823KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V X7R 1825
  • In Stock:39515
$0.763/pcsRFQ
2225Y1K20271GCR Image
  • Part#:2225Y1K20271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV C0G/NP0 2225
  • In Stock:22252
$1.507/pcsRFQ
1210Y5000150JCR Image
  • Part#:1210Y5000150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 1210
  • In Stock:181677
$0.12/pcsRFQ
1825Y0500333GCR Image
  • Part#:1825Y0500333GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V C0G/NP0 1825
  • In Stock:17858
$1.865/pcsRFQ
1206J0500331FAT Image
  • Part#:1206J0500331FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1206
  • In Stock:70330
$0.437/pcsRFQ
1210Y5000390KAR Image
  • Part#:1210Y5000390KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 1210
  • In Stock:149150
$0.159/pcsRFQ
0603Y0250100JFR Image
  • Part#:0603Y0250100JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 0603
  • In Stock:212310
$0.1/pcsRFQ
1825Y0100273GCT Image
  • Part#:1825Y0100273GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 10V C0G/NP0 1825
  • In Stock:17091
$1.899/pcsRFQ
2220Y1000223FCR Image
  • Part#:2220Y1000223FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V C0G 2220
  • In Stock:10388
$3.611/pcsRFQ
1210J0630270JCR Image
  • Part#:1210J0630270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1210
  • In Stock:119971
$0.162/pcsRFQ
1808J0255P60CFT Image
  • Part#:1808J0255P60CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 25V C0G/NP0 1808
  • In Stock:59882
$0.315/pcsRFQ
2225J0160331JCR Image
  • Part#:2225J0160331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 2225
  • In Stock:36113
$0.894/pcsRFQ
1825J0500223JCR Image
  • Part#:1825J0500223JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V C0G/NP0 1825
  • In Stock:35593
$0.908/pcsRFQ
1808Y0500182KXR Image
  • Part#:1808Y0500182KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V X7R 1808
  • In Stock:168158
$0.133/pcsRFQ
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