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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

0603J0250102FFR Image
  • Part#:0603J0250102FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 0603
  • In Stock:64432
$0.326/pcsRFQ
1808Y1K00271GFT Image
  • Part#:1808Y1K00271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1808
  • In Stock:63510
$0.473/pcsRFQ
  • Part#:2220Y5000221JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:45021
$0.682/pcsRFQ
1206Y2K00181KXR Image
  • Part#:1206Y2K00181KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2KV X7R 1206
  • In Stock:297043
$0.08/pcsRFQ
1206J2500150FCR Image
  • Part#:1206J2500150FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 1206
  • In Stock:78436
$0.285/pcsRFQ
0805Y1000561JAR Image
  • Part#:0805Y1000561JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V C0G/NP0 0805
  • In Stock:226674
$0.105/pcsRFQ
1812YA250181KXRSY2 Image
  • Part#:1812YA250181KXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 1812
  • In Stock:68337
$0.329/pcsRFQ
1206Y2500152JFT Image
  • Part#:1206Y2500152JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1206
  • In Stock:119039
$0.186/pcsRFQ
2225J0160224GCR Image
  • Part#:2225J0160224GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 16V C0G/NP0 2225
  • In Stock:10882
$2.829/pcsRFQ
0805J1006P80BAR Image
  • Part#:0805J1006P80BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 100V C0G/NP0 0805
  • In Stock:95754
$0.247/pcsRFQ
0805J0250104KDR Image
  • Part#:0805J0250104KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V X7R 0805
  • In Stock:289157
$0.078/pcsRFQ
0805Y0500123KET Image
  • Part#:0805Y0500123KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V X7R 0805
  • In Stock:189349
$0.101/pcsRFQ
1111J2000122GQT Image
  • Part#:1111J2000122GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V C0G/NP0 1111
  • In Stock:30828
$1.063/pcsRFQ
0805J2000111JQT Image
  • Part#:0805J2000111JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 200V C0G/NP0 0805
  • In Stock:97849
$0.239/pcsRFQ
1206J2500390FQT Image
  • Part#:1206J2500390FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1206
  • In Stock:49525
$0.686/pcsRFQ
1812YA250151KXTSY2 Image
  • Part#:1812YA250151KXTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 1812
  • In Stock:62537
$0.363/pcsRFQ
1812Y5000101GFT Image
  • Part#:1812Y5000101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1812
  • In Stock:49578
$0.749/pcsRFQ
2220J2500271JCT Image
  • Part#:2220J2500271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 2220
  • In Stock:45709
$0.794/pcsRFQ
0805Y0160102GCR Image
  • Part#:0805Y0160102GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 0805
  • In Stock:217566
$0.102/pcsRFQ
0805Y1000471FAR Image
  • Part#:0805Y1000471FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 0805
  • In Stock:79808
$0.302/pcsRFQ
1825J0630332JCR Image
  • Part#:1825J0630332JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 1825
  • In Stock:41483
$0.746/pcsRFQ
0505Y2000510KQT Image
  • Part#:0505Y2000510KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 200V C0G/NP0 0505
  • In Stock:142619
$0.165/pcsRFQ
0603Y050P680DFT Image
  • Part#:0603Y050P680DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 50V C0G/NP0 0603
  • In Stock:318094
$0.075/pcsRFQ
2220Y0250183JFT Image
  • Part#:2220Y0250183JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V C0G/NP0 2220
  • In Stock:28003
$1.333/pcsRFQ
1812J5000121FAT Image
  • Part#:1812J5000121FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1812
  • In Stock:29232
$1.254/pcsRFQ
0805Y5000680JFT Image
  • Part#:0805Y5000680JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 0805
  • In Stock:225727
$0.084/pcsRFQ
1206Y0630271GAR Image
  • Part#:1206Y0630271GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 1206
  • In Stock:84700
$0.224/pcsRFQ
0603J0500471KCT Image
  • Part#:0603J0500471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 0603
  • In Stock:425402
$0.056/pcsRFQ
1808Y5000153MXT Image
  • Part#:1808Y5000153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1808
  • In Stock:111048
$0.216/pcsRFQ
1812J6300220JCT Image
  • Part#:1812J6300220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1812
  • In Stock:90469
$0.266/pcsRFQ
1206Y0630911FQT Image
  • Part#:1206Y0630911FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 910PF 63V C0G/NP0 1206
  • In Stock:6029
$5.172/pcsRFQ
2225Y2500182GFT Image
  • Part#:2225Y2500182GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 2225
  • In Stock:12497
$2.924/pcsRFQ
2225J0250101JFR Image
  • Part#:2225J0250101JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 2225
  • In Stock:22357
$1.379/pcsRFQ
1808Y2006P80CCT Image
  • Part#:1808Y2006P80CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 200V C0G/NP0 1808
  • In Stock:89962
$0.241/pcsRFQ
1210Y2K00560GCT Image
  • Part#:1210Y2K00560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2KV C0G/NP0 1210
  • In Stock:84728
$0.255/pcsRFQ
2220J2000150GCR Image
  • Part#:2220J2000150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 2220
  • In Stock:25434
$1.343/pcsRFQ
1111J6301P90DQT Image
  • Part#:1111J6301P90DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 630V C0G/NP0 1111
  • In Stock:72880
$0.298/pcsRFQ
1825Y3K00390GCR Image
  • Part#:1825Y3K00390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 3KV C0G/NP0 1825
  • In Stock:28331
$1.213/pcsRFQ
1812J0500474JXR Image
  • Part#:1812J0500474JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 50V X7R 1812
  • In Stock:79916
$0.393/pcsRFQ
0805J5000390MDT Image
  • Part#:0805J5000390MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V X7R 0805
  • In Stock:268971
$0.079/pcsRFQ
1812J0500103GFR Image
  • Part#:1812J0500103GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 1812
  • In Stock:43717
$0.802/pcsRFQ
0603J0630220JAT Image
  • Part#:0603J0630220JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 0603
  • In Stock:301708
$0.073/pcsRFQ
1111Y2K00270JQT Image
  • Part#:1111Y2K00270JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 2000V C0G/NP0 1111
  • In Stock:70128
$0.334/pcsRFQ
2225J0250221FCR Image
  • Part#:2225J0250221FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V C0G/NP0 2225
  • In Stock:9048
$3.357/pcsRFQ
1808J2K00392JXR Image
  • Part#:1808J2K00392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 2KV X7R 1808
  • In Stock:112973
$0.208/pcsRFQ
0805J0100680GCR Image
  • Part#:0805J0100680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 10V C0G/NP0 0805
  • In Stock:233830
$0.091/pcsRFQ
2225J1000683GFR Image
  • Part#:2225J1000683GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V C0G 2225
  • In Stock:8197
$4.203/pcsRFQ
1825J0100270FCT Image
  • Part#:1825J0100270FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 10V C0G/NP0 1825
  • In Stock:13501
$2.861/pcsRFQ
0603Y0250332JXR Image
  • Part#:0603Y0250332JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V X7R 0603
  • In Stock:368658
$0.054/pcsRFQ
1812J1000105JDT Image
  • Part#:1812J1000105JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 100V X7R 1812
  • In Stock:34291
$1.09/pcsRFQ
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