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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

1210J0630151FAR Image
  • Part#:1210J0630151FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1210
  • In Stock:36277
$0.819/pcsRFQ
1111Y2500561GQT Image
  • Part#:1111Y2500561GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1111
  • In Stock:35918
$0.892/pcsRFQ
0805J3000750FQT Image
  • Part#:0805J3000750FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 300V C0G/NP0 0805
  • In Stock:59707
$0.663/pcsRFQ
1206Y5000561FAT Image
  • Part#:1206Y5000561FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1206
  • In Stock:67375
$0.539/pcsRFQ
1808Y2000821JFT Image
  • Part#:1808Y2000821JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1808
  • In Stock:86642
$0.218/pcsRFQ
2225Y2000120KCT Image
  • Part#:2225Y2000120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 2225
  • In Stock:37885
$0.943/pcsRFQ
2211JA250102JXTSP Image
  • Part#:2211JA250102JXTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V X7R 2211
  • In Stock:54599
$0.599/pcsRFQ
  • Part#:0603Y0630101KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 0603
  • In Stock:391124
$0.058/pcsRFQ
1206J2000822MDR Image
  • Part#:1206J2000822MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V X7R 1206
  • In Stock:226052
$0.104/pcsRFQ
0603Y2500330FFT Image
  • Part#:0603Y2500330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 0603
  • In Stock:67041
$0.281/pcsRFQ
1808J1000560GCR Image
  • Part#:1808J1000560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 1808
  • In Stock:122854
$0.186/pcsRFQ
2225Y5K00391KCT Image
  • Part#:2225Y5K00391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 5KV C0G/NP0 2225
  • In Stock:62701
$0.549/pcsRFQ
0603J0100101JXR Image
  • Part#:0603J0100101JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 10V X7R 0603
  • In Stock:367639
$0.054/pcsRFQ
2225Y0100183MXT Image
  • Part#:2225Y0100183MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 10V X7R 2225
  • In Stock:50029
$0.749/pcsRFQ
0805J0252P20DFR Image
  • Part#:0805J0252P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 25V C0G/NP0 0805
  • In Stock:285667
$0.078/pcsRFQ
2225Y0500183JDT Image
  • Part#:2225Y0500183JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 2225
  • In Stock:25898
$1.391/pcsRFQ
2220Y2K00181JCT Image
  • Part#:2220Y2K00181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2KV C0G/NP0 2220
  • In Stock:63560
$0.618/pcsRFQ
1206Y0500471GCR Image
  • Part#:1206Y0500471GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 1206
  • In Stock:118976
$0.16/pcsRFQ
1111J1507P50HQT Image
  • Part#:1111J1507P50HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 150V C0G/NP0 1111
  • In Stock:24431
$1.319/pcsRFQ
0805Y2500562KDT Image
  • Part#:0805Y2500562KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V X7R 0805
  • In Stock:223020
$0.098/pcsRFQ
2220Y1K50681GCR Image
  • Part#:2220Y1K50681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.5KV C0G/NP0 2220
  • In Stock:26921
$1.129/pcsRFQ
2225J3K00101FCR Image
  • Part#:2225J3K00101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 3KV C0G/NP0 2225
  • In Stock:18439
$1.959/pcsRFQ
2220J2500824KXR Image
  • Part#:2220J2500824KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 250V X7R 2220
  • In Stock:37042
$0.947/pcsRFQ
1825Y0250273FCT Image
  • Part#:1825Y0250273FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V C0G/NP0 1825
  • In Stock:8573
$3.681/pcsRFQ
1825Y0630330JCR Image
  • Part#:1825Y0630330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 1825
  • In Stock:41003
$0.855/pcsRFQ
1111J1503P30HQT Image
  • Part#:1111J1503P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 150V C0G/NP0 1111
  • In Stock:50012
$0.681/pcsRFQ
1812J1K50331JCT Image
  • Part#:1812J1K50331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV C0G/NP0 1812
  • In Stock:58997
$0.327/pcsRFQ
1206Y0250154KXR Image
  • Part#:1206Y0250154KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V X7R 1206
  • In Stock:203740
$0.097/pcsRFQ
1812Y1000471FAR Image
  • Part#:1812Y1000471FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1812
  • In Stock:20664
$1.557/pcsRFQ
1210Y1000274MXR Image
  • Part#:1210Y1000274MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 100V X7R 1210
  • In Stock:85584
$0.224/pcsRFQ
0805J0250154MXR Image
  • Part#:0805J0250154MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V X7R 0805
  • In Stock:343022
$0.071/pcsRFQ
2225Y0160100GCR Image
  • Part#:2225Y0160100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 16V C0G/NP0 2225
  • In Stock:17513
$1.785/pcsRFQ
  • Part#:1812Y0250183KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V C0G/NP0 1812
  • In Stock:79672
$0.486/pcsRFQ
2225Y2500330KFR Image
  • Part#:2225Y2500330KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 2225
  • In Stock:28119
$1.343/pcsRFQ
1210Y0160152GFR Image
  • Part#:1210Y0160152GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 1210
  • In Stock:73367
$0.471/pcsRFQ
1808Y2K50821KXT Image
  • Part#:1808Y2K50821KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV X7R 1808
  • In Stock:141759
$0.157/pcsRFQ
1812Y0160333GFR Image
  • Part#:1812Y0160333GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V C0G/NP0 1812
  • In Stock:33284
$1.036/pcsRFQ
1812J0250154GCR Image
  • Part#:1812J0250154GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V C0G/NP0 1812
  • In Stock:16821
$1.843/pcsRFQ
1111Y1K01P00BQT Image
  • Part#:1111Y1K01P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 1KV C0G/NP0 1111
  • In Stock:77506
$0.294/pcsRFQ
0603Y0250680KCT Image
  • Part#:0603Y0250680KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 0603
  • In Stock:361482
$0.065/pcsRFQ
2225Y0250273KCT Image
  • Part#:2225Y0250273KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V C0G/NP0 2225
  • In Stock:33663
$1.139/pcsRFQ
1210J0500222KAT Image
  • Part#:1210J0500222KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 1210
  • In Stock:85975
$0.252/pcsRFQ
1210J5000471GCR Image
  • Part#:1210J5000471GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1210
  • In Stock:90280
$0.224/pcsRFQ
0805Y0250221MDT Image
  • Part#:0805Y0250221MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V X7R 0805
  • In Stock:257836
$0.081/pcsRFQ
1206Y0500274KDT Image
  • Part#:1206Y0500274KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 50V X7R 1206
  • In Stock:106590
$0.184/pcsRFQ
1210Y0500562KCR Image
  • Part#:1210Y0500562KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1210
  • In Stock:117696
$0.198/pcsRFQ
1210Y1K00391JDT Image
  • Part#:1210Y1K00391JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 1210
  • In Stock:85356
$0.233/pcsRFQ
1808J0160182JDT Image
  • Part#:1808J0160182JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V X7R 1808
  • In Stock:118277
$0.187/pcsRFQ
1206Y0500471JXR Image
  • Part#:1206Y0500471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V X7R 1206
  • In Stock:215379
$0.093/pcsRFQ
2225J2500683MDR Image
  • Part#:2225J2500683MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 250V X7R 2225
  • In Stock:40360
$0.959/pcsRFQ
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