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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

0805Y6304P70DCT Image
  • Part#:0805Y6304P70DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 630V C0G/NP0 0805
  • In Stock:405634
$0.058/pcsRFQ
1210J0250562KDT Image
  • Part#:1210J0250562KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V X7R 1210
  • In Stock:104504
$0.223/pcsRFQ
1825J1K50821KCR Image
  • Part#:1825J1K50821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.5KV C0G/NP0 1825
  • In Stock:52958
$0.633/pcsRFQ
0603Y1001P50BQT Image
  • Part#:0603Y1001P50BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 100V C0G/NP0 0603
  • In Stock:211679
$0.101/pcsRFQ
1825J0100681JCR Image
  • Part#:1825J0100681JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 1825
  • In Stock:45765
$0.724/pcsRFQ
1210Y2000270GCR Image
  • Part#:1210Y2000270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 1210
  • In Stock:62106
$0.301/pcsRFQ
1206J1000681KCR Image
  • Part#:1206J1000681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1206
  • In Stock:244193
$0.087/pcsRFQ
  • Part#:2225J3K00471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:18626
$2.013/pcsRFQ
2225Y1000102GCR Image
  • Part#:2225Y1000102GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 2225
  • In Stock:17951
$1.746/pcsRFQ
1825Y0160183KCR Image
  • Part#:1825Y0160183KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V C0G/NP0 1825
  • In Stock:39638
$0.878/pcsRFQ
1206Y0160562JDR Image
  • Part#:1206Y0160562JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 1206
  • In Stock:164592
$0.131/pcsRFQ
1812Y0500474KXT Image
  • Part#:1812Y0500474KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 50V X7R 1812
  • In Stock:83086
$0.392/pcsRFQ
1210Y1K50391JCR Image
  • Part#:1210Y1K50391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.5KV C0G/NP0 1210
  • In Stock:112493
$0.195/pcsRFQ
1812J0500101JAR Image
  • Part#:1812J0500101JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 1812
  • In Stock:92075
$0.386/pcsRFQ
0805J0160221KDR Image
  • Part#:0805J0160221KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V X7R 0805
  • In Stock:304948
$0.07/pcsRFQ
1206J5000221GCR Image
  • Part#:1206J5000221GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 1206
  • In Stock:131603
$0.142/pcsRFQ
2220Y1K00272MDT Image
  • Part#:2220Y1K00272MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1KV X7R 2220
  • In Stock:48423
$0.739/pcsRFQ
  • Part#:1808J0630120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:176304
$0.113/pcsRFQ
2211YA250151GCRSPU Image
  • Part#:2211YA250151GCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 2211
  • In Stock:28853
$1.184/pcsRFQ
1808J2500222GCR Image
  • Part#:1808J2500222GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V C0G/NP0 1808
  • In Stock:72116
$0.287/pcsRFQ
2225J0250822GCT Image
  • Part#:2225J0250822GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V C0G/NP0 2225
  • In Stock:20232
$1.513/pcsRFQ
1808Y0630333KDT Image
  • Part#:1808Y0630333KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1808
  • In Stock:95135
$0.213/pcsRFQ
1206Y5000333KXT Image
  • Part#:1206Y5000333KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 500V X7R 1206
  • In Stock:166377
$0.135/pcsRFQ
2220Y2K50122JCT Image
  • Part#:2220Y2K50122JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2.5KV C0G 2220
  • In Stock:35967
$0.893/pcsRFQ
1206J1000473KDR Image
  • Part#:1206J1000473KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 1206
  • In Stock:159830
$0.146/pcsRFQ
  • Part#:0603J2501P80CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 250V C0G/NP0 0603
  • In Stock:391354
$0.059/pcsRFQ
1206Y5000152GAT Image
  • Part#:1206Y5000152GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1206
  • In Stock:64791
$0.291/pcsRFQ
1808J5000393MDR Image
  • Part#:1808J5000393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 1808
  • In Stock:80870
$0.283/pcsRFQ
1812Y1000100KCT Image
  • Part#:1812Y1000100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 1812
  • In Stock:72870
$0.317/pcsRFQ
0805J0500271JAR Image
  • Part#:0805J0500271JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 0805
  • In Stock:308898
$0.077/pcsRFQ
0805Y2500121GFR Image
  • Part#:0805Y2500121GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 0805
  • In Stock:119793
$0.185/pcsRFQ
1812Y0630390GAR Image
  • Part#:1812Y0630390GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 1812
  • In Stock:43672
$0.711/pcsRFQ
1210J2000154MDT Image
  • Part#:1210J2000154MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 1210
  • In Stock:58040
$0.333/pcsRFQ
2225Y1K00472MDR Image
  • Part#:2225Y1K00472MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV X7R 2225
  • In Stock:35677
$0.865/pcsRFQ
  • Part#:1808Y0500103KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 1808
  • In Stock:96329
$0.197/pcsRFQ
1808J0500121KXT Image
  • Part#:1808J0500121KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V X7R 1808
  • In Stock:181280
$0.121/pcsRFQ
0603J0250102KDT Image
  • Part#:0603J0250102KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V X7R 0603
  • In Stock:325120
$0.061/pcsRFQ
1210Y0630102JFR Image
  • Part#:1210Y0630102JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1210
  • In Stock:81915
$0.264/pcsRFQ
0805Y2500330FUT Image
  • Part#:0805Y2500330FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 0805
  • In Stock:61770
$0.589/pcsRFQ
2225Y0500150FCT Image
  • Part#:2225Y0500150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 2225
  • In Stock:10740
$3.166/pcsRFQ
0805Y0630681JCT Image
  • Part#:0805Y0630681JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 0805
  • In Stock:349329
$0.068/pcsRFQ
  • Part#:1808Y2500181KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:222124
$0.097/pcsRFQ
1808JA258P20DCRSP Image
  • Part#:1808JA258P20DCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 1808
  • In Stock:80883
$0.274/pcsRFQ
0603J2000510JQT Image
  • Part#:0603J2000510JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 200V C0G/NP0 0603
  • In Stock:175515
$0.127/pcsRFQ
2225J0100273FCR Image
  • Part#:2225J0100273FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 10V C0G/NP0 2225
  • In Stock:8106
$3.755/pcsRFQ
1206Y2500152JDT Image
  • Part#:1206Y2500152JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V X7R 1206
  • In Stock:138692
$0.145/pcsRFQ
0603Y0500820KQT Image
  • Part#:0603Y0500820KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 0603
  • In Stock:186504
$0.109/pcsRFQ
1210J0160223KXT Image
  • Part#:1210J0160223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V X7R 1210
  • In Stock:129773
$0.15/pcsRFQ
1206J2K00102JXT Image
  • Part#:1206J2K00102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2KV X7R 1206
  • In Stock:180170
$0.104/pcsRFQ
1206J0500681GCR Image
  • Part#:1206J0500681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1206
  • In Stock:148130
$0.155/pcsRFQ
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