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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

1111Y1500200JQT Image
  • Part#:1111Y1500200JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 150V C0G/NP0 1111
  • In Stock:69174
$0.298/pcsRFQ
1210J1K00821KDT Image
  • Part#:1210J1K00821KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV X7R 1210
  • In Stock:108215
$0.176/pcsRFQ
1210J0250104JXR Image
  • Part#:1210J0250104JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V X7R 1210
  • In Stock:127694
$0.185/pcsRFQ
0603Y010P680DCR Image
  • Part#:0603Y010P680DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 10V C0G/NP0 0603
  • In Stock:359668
$0.061/pcsRFQ
2220Y1K20120KCR Image
  • Part#:2220Y1K20120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.2KV C0G/NP0 2220
  • In Stock:62153
$0.509/pcsRFQ
1812Y0160123JXT Image
  • Part#:1812Y0160123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V X7R 1812
  • In Stock:100499
$0.352/pcsRFQ
2225J0630474MDT Image
  • Part#:2225J0630474MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 2225
  • In Stock:28840
$1.111/pcsRFQ
1210Y1000823JXR Image
  • Part#:1210Y1000823JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 100V X7R 1210
  • In Stock:107277
$0.21/pcsRFQ
1111J5000331FQT Image
  • Part#:1111J5000331FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 1111
  • In Stock:20160
$1.476/pcsRFQ
1808Y1K28P20CCT Image
  • Part#:1808Y1K28P20CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 1.2KV C0G/NP0 1808
  • In Stock:89868
$0.245/pcsRFQ
0505J2007P50HQT Image
  • Part#:0505J2007P50HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 200V C0G/NP0 0505
  • In Stock:38781
$0.899/pcsRFQ
1812Y2K00681JCR Image
  • Part#:1812Y2K00681JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2KV C0G/NP0 1812
  • In Stock:76800
$0.455/pcsRFQ
1808Y0250332JCT Image
  • Part#:1808Y0250332JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 1808
  • In Stock:157419
$0.14/pcsRFQ
2220J0500183JFR Image
  • Part#:2220J0500183JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V C0G/NP0 2220
  • In Stock:27458
$1.127/pcsRFQ
2220J0160122GCT Image
  • Part#:2220J0160122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 2220
  • In Stock:29507
$1.177/pcsRFQ
1812J1000332FAR Image
  • Part#:1812J1000332FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1812
  • In Stock:21406
$1.533/pcsRFQ
1210J2500101JCR Image
  • Part#:1210J2500101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1210
  • In Stock:124868
$0.165/pcsRFQ
0505Y2501P90BQT Image
  • Part#:0505Y2501P90BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 250V C0G/NP0 0505
  • In Stock:100113
$0.204/pcsRFQ
0603J0500121MDT Image
  • Part#:0603J0500121MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V X7R 0603
  • In Stock:324623
$0.061/pcsRFQ
1812J2000823JXT Image
  • Part#:1812J2000823JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 200V X7R 1812
  • In Stock:66742
$0.315/pcsRFQ
1812J6300221GAR Image
  • Part#:1812J6300221GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 630V C0G/NP0 1812
  • In Stock:58287
$0.513/pcsRFQ
1808Y0160223MDR Image
  • Part#:1808Y0160223MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V X7R 1808
  • In Stock:107466
$0.185/pcsRFQ
0603Y0250102KXT Image
  • Part#:0603Y0250102KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V X7R 0603
  • In Stock:397646
$0.049/pcsRFQ
2220Y1K50154MXTWS2 Image
  • Part#:2220Y1K50154MXTWS2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 1.5KV X7R 2220
  • In Stock:30300
$1.081/pcsRFQ
1210Y1K50121JCR Image
  • Part#:1210Y1K50121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.5KV C0G/NP0 1210
  • In Stock:149559
$0.133/pcsRFQ
1812J1000150JAT Image
  • Part#:1812J1000150JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1812
  • In Stock:84546
$0.468/pcsRFQ
2220Y0160822JCT Image
  • Part#:2220Y0160822JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V C0G/NP0 2220
  • In Stock:37655
$0.824/pcsRFQ
2225Y1000564KDR Image
  • Part#:2225Y1000564KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 100V X7R 2225
  • In Stock:23065
$1.43/pcsRFQ
1808J6304P70CCT Image
  • Part#:1808J6304P70CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 630V C0G/NP0 1808
  • In Stock:105487
$0.221/pcsRFQ
1206J1K50181KCT Image
  • Part#:1206J1K50181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.5KV C0G/NP0 1206
  • In Stock:163934
$0.129/pcsRFQ
  • Part#:1206Y6300100JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:226383
$0.104/pcsRFQ
2225J1K50270JCT Image
  • Part#:2225J1K50270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.5KV C0G/NP0 2225
  • In Stock:40341
$0.765/pcsRFQ
1812J5K00820GCT Image
  • Part#:1812J5K00820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 5KV C0G/NP0 1812
  • In Stock:66538
$0.341/pcsRFQ
1808Y1000102MDT Image
  • Part#:1808Y1000102MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V X7R 1808
  • In Stock:112377
$0.187/pcsRFQ
2220J2000152FFT Image
  • Part#:2220J2000152FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V C0G/NP0 2220
  • In Stock:8663
$3.954/pcsRFQ
0603J0630180KCT Image
  • Part#:0603J0630180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 0603
  • In Stock:498429
$0.046/pcsRFQ
0805Y0500271JER Image
  • Part#:0805Y0500271JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V X7R 0805
  • In Stock:262358
$0.087/pcsRFQ
0805Y0630471FCR Image
  • Part#:0805Y0630471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 0805
  • In Stock:125102
$0.185/pcsRFQ
1210J0160330FCR Image
  • Part#:1210J0160330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1210
  • In Stock:66609
$0.548/pcsRFQ
1812J2000822KAT Image
  • Part#:1812J2000822KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V C0G/NP0 1812
  • In Stock:71844
$0.531/pcsRFQ
2225J6300273KXT Image
  • Part#:2225J6300273KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 630V X7R 2225
  • In Stock:51736
$0.718/pcsRFQ
2220Y0250684MXT Image
  • Part#:2220Y0250684MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 25V X7R 2220
  • In Stock:42742
$0.814/pcsRFQ
1206Y0160181FFR Image
  • Part#:1206Y0160181FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 1206
  • In Stock:87639
$0.431/pcsRFQ
1206Y0500821FCR Image
  • Part#:1206Y0500821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1206
  • In Stock:59023
$0.318/pcsRFQ
1210J2000270KAT Image
  • Part#:1210J2000270KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 1210
  • In Stock:82837
$0.257/pcsRFQ
1808JA250330KCRPY2 Image
  • Part#:1808JA250330KCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1808
  • In Stock:69212
$0.271/pcsRFQ
1206Y0500332JFR Image
  • Part#:1206Y0500332JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 1206
  • In Stock:131783
$0.173/pcsRFQ
1808Y1K50221JXR Image
  • Part#:1808Y1K50221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.5KV X7R 1808
  • In Stock:95455
$0.205/pcsRFQ
1206J2000100JAT Image
  • Part#:1206J2000100JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 1206
  • In Stock:154937
$0.124/pcsRFQ
0805Y2501P30DQT Image
  • Part#:0805Y2501P30DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 250V C0G/NP0 0805
  • In Stock:139831
$0.15/pcsRFQ
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