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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

1825Y2000220FCR Image
  • Part#:1825Y2000220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 1825
  • In Stock:11996
$3.195/pcsRFQ
2220J2000682FCT Image
  • Part#:2220J2000682FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V C0G/NP0 2220
  • In Stock:11841
$2.755/pcsRFQ
1808Y0250220FCR Image
  • Part#:1808Y0250220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 1808
  • In Stock:54558
$0.368/pcsRFQ
1825J0160683FCT Image
  • Part#:1825J0160683FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V C0G/NP0 1825
  • In Stock:7618
$4/pcsRFQ
2225J2K00392MXR Image
  • Part#:2225J2K00392MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 2KV X7R 2225
  • In Stock:54979
$0.542/pcsRFQ
1210J6300152JXT Image
  • Part#:1210J6300152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 630V X7R 1210
  • In Stock:135287
$0.157/pcsRFQ
1808J5000391JCT Image
  • Part#:1808J5000391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1808
  • In Stock:137306
$0.143/pcsRFQ
1812Y0100274MXR Image
  • Part#:1812Y0100274MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 10V X7R 1812
  • In Stock:72837
$0.328/pcsRFQ
2225J2K50561JCR Image
  • Part#:2225J2K50561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2.5KV C0G/NP0 2225
  • In Stock:54402
$0.682/pcsRFQ
2220Y1K20271KCT Image
  • Part#:2220Y1K20271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV C0G/NP0 2220
  • In Stock:49320
$0.611/pcsRFQ
1812Y2000151GFR Image
  • Part#:1812Y2000151GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1812
  • In Stock:44198
$0.784/pcsRFQ
1808J2K58P20BCR Image
  • Part#:1808J2K58P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 2.5KV C0G/NP0 1808
  • In Stock:70515
$0.341/pcsRFQ
1808Y0630823KXR Image
  • Part#:1808Y0630823KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V X7R 1808
  • In Stock:180940
$0.133/pcsRFQ
2225J5000153MDT Image
  • Part#:2225J5000153MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 2225
  • In Stock:43332
$0.721/pcsRFQ
1206Y0160181KXT Image
  • Part#:1206Y0160181KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V X7R 1206
  • In Stock:259296
$0.087/pcsRFQ
2225J0250183FCR Image
  • Part#:2225J0250183FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V C0G/NP0 2225
  • In Stock:11138
$3.531/pcsRFQ
0805J5000240FQT Image
  • Part#:0805J5000240FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 500V C0G/NP0 0805
  • In Stock:64589
$0.514/pcsRFQ
1210Y5000103JDT Image
  • Part#:1210Y5000103JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 1210
  • In Stock:89366
$0.215/pcsRFQ
0805Y0630681KXR Image
  • Part#:0805Y0630681KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V X7R 0805
  • In Stock:393706
$0.049/pcsRFQ
2225Y1000561KCT Image
  • Part#:2225Y1000561KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V C0G/NP0 2225
  • In Stock:41251
$0.926/pcsRFQ
1808J0160471KXT Image
  • Part#:1808J0160471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V X7R 1808
  • In Stock:170474
$0.122/pcsRFQ
1210Y2000473JDT Image
  • Part#:1210Y2000473JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 200V X7R 1210
  • In Stock:55342
$0.347/pcsRFQ
0805J0500821JFT Image
  • Part#:0805J0500821JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 0805
  • In Stock:258604
$0.092/pcsRFQ
0805J6300181FCT Image
  • Part#:0805J6300181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V C0G/NP0 0805
  • In Stock:113276
$0.211/pcsRFQ
1812J0250154JCT Image
  • Part#:1812J0250154JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V C0G/NP0 1812
  • In Stock:35068
$1.031/pcsRFQ
1206J2500271KFT Image
  • Part#:1206J2500271KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 1206
  • In Stock:152225
$0.138/pcsRFQ
1210Y2000120FFR Image
  • Part#:1210Y2000120FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1210
  • In Stock:40725
$0.896/pcsRFQ
1825Y6300682KCT Image
  • Part#:1825Y6300682KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V C0G/NP0 1825
  • In Stock:39500
$0.917/pcsRFQ
1808J5000183JXR Image
  • Part#:1808J5000183JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 500V X7R 1808
  • In Stock:80659
$0.251/pcsRFQ
1808J1000222JFT Image
  • Part#:1808J1000222JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1808
  • In Stock:80588
$0.28/pcsRFQ
1210J0630183GCT Image
  • Part#:1210J0630183GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1210
  • In Stock:80733
$0.48/pcsRFQ
2225J0630271JFR Image
  • Part#:2225J0630271JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 2225
  • In Stock:31197
$1.208/pcsRFQ
1812J1000562FFR Image
  • Part#:1812J1000562FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1812
  • In Stock:20633
$1.668/pcsRFQ
2220J2K00223JXT Image
  • Part#:2220J2K00223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 2KV X7R 2220
  • In Stock:40929
$0.866/pcsRFQ
2225J0500184KXT Image
  • Part#:2225J0500184KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 2225
  • In Stock:42208
$0.792/pcsRFQ
2220Y1K00181KFT Image
  • Part#:2220Y1K00181KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 2220
  • In Stock:48153
$0.812/pcsRFQ
1206J6302P40HQT Image
  • Part#:1206J6302P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 630V C0G/NP0 1206
  • In Stock:89304
$0.363/pcsRFQ
0805Y0160331MXT Image
  • Part#:0805Y0160331MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V X7R 0805
  • In Stock:426588
$0.053/pcsRFQ
1206J6301P80BCR Image
  • Part#:1206J6301P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 630V C0G/NP0 1206
  • In Stock:76209
$0.285/pcsRFQ
2220Y1000680KCR Image
  • Part#:2220Y1000680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 2220
  • In Stock:42590
$0.766/pcsRFQ
2220J1K50271KCR Image
  • Part#:2220J1K50271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.5KV C0G/NP0 2220
  • In Stock:69873
$0.487/pcsRFQ
1111J3000122JQT Image
  • Part#:1111J3000122JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 300V C0G/NP0 1111
  • In Stock:52689
$0.598/pcsRFQ
1206Y1506P80BQT Image
  • Part#:1206Y1506P80BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 150V C0G/NP0 1206
  • In Stock:64475
$0.503/pcsRFQ
1206J0500472MXR Image
  • Part#:1206J0500472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 1206
  • In Stock:326740
$0.071/pcsRFQ
1812Y1K00271FAT Image
  • Part#:1812Y1K00271FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1812
  • In Stock:21481
$1.384/pcsRFQ
1206J2K00270JCR Image
  • Part#:1206J2K00270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 2KV C0G/NP0 1206
  • In Stock:209953
$0.094/pcsRFQ
1812Y0630181KCR Image
  • Part#:1812Y0630181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1812
  • In Stock:68993
$0.279/pcsRFQ
1812Y6300271MET Image
  • Part#:1812Y6300271MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 630V X7R 1812
  • In Stock:99012
$0.4/pcsRFQ
0805J2006P80BCR Image
  • Part#:0805J2006P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 200V C0G/NP0 0805
  • In Stock:134858
$0.166/pcsRFQ
1812J0250152GCT Image
  • Part#:1812J0250152GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V C0G/NP0 1812
  • In Stock:81983
$0.472/pcsRFQ
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