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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

1812Y0500152JCT Image
  • Part#:1812Y0500152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1812
  • In Stock:67001
$0.308/pcsRFQ
2220Y2K00273JXT Image
  • Part#:2220Y2K00273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 2KV X7R 2220
  • In Stock:30663
$1.139/pcsRFQ
0603Y1507P50BQT Image
  • Part#:0603Y1507P50BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 150V C0G/NP0 0603
  • In Stock:75323
$0.257/pcsRFQ
1808Y0160392KXR Image
  • Part#:1808Y0160392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V X7R 1808
  • In Stock:170612
$0.12/pcsRFQ
1808Y0100271MXR Image
  • Part#:1808Y0100271MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V X7R 1808
  • In Stock:173294
$0.112/pcsRFQ
1206Y6300152KET Image
  • Part#:1206Y6300152KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 630V X7R 1206
  • In Stock:164273
$0.131/pcsRFQ
1808J0634P70CCT Image
  • Part#:1808J0634P70CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 63V C0G/NP0 1808
  • In Stock:94270
$0.226/pcsRFQ
  • Part#:1825J0100125KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:43120
$0.719/pcsRFQ
0603Y0250100FFR Image
  • Part#:0603Y0250100FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 0603
  • In Stock:55433
$0.342/pcsRFQ
1206J1K08P20DFR Image
  • Part#:1206J1K08P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 1KV C0G/NP0 1206
  • In Stock:180905
$0.12/pcsRFQ
0805Y5001P40CQT Image
  • Part#:0805Y5001P40CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 500V C0G/NP0 0805
  • In Stock:160764
$0.15/pcsRFQ
1812J1K50101FCT Image
  • Part#:1812J1K50101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.5KV C0G/NP0 1812
  • In Stock:50416
$0.742/pcsRFQ
1206Y0630270GQT Image
  • Part#:1206Y0630270GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1206
  • In Stock:74617
$0.262/pcsRFQ
1206Y6300121JQT Image
  • Part#:1206Y6300121JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V C0G/NP0 1206
  • In Stock:113230
$0.206/pcsRFQ
0805J0500102MXR Image
  • Part#:0805J0500102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V X7R 0805
  • In Stock:499661
$0.046/pcsRFQ
1812Y0630332FFT Image
  • Part#:1812Y0630332FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 1812
  • In Stock:22712
$1.634/pcsRFQ
1812J0500221JCR Image
  • Part#:1812J0500221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 1812
  • In Stock:88349
$0.254/pcsRFQ
0505Y2000160GQT Image
  • Part#:0505Y2000160GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 200V C0G/NP0 0505
  • In Stock:59375
$0.343/pcsRFQ
1808J2000101KCT Image
  • Part#:1808J2000101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 1808
  • In Stock:159627
$0.122/pcsRFQ
1812Y2000183JER Image
  • Part#:1812Y2000183JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1812
  • In Stock:73118
$0.514/pcsRFQ
0805Y0636P80DAR Image
  • Part#:0805Y0636P80DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 63V C0G/NP0 0805
  • In Stock:272176
$0.079/pcsRFQ
  • Part#:0603J1000121MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V X7R 0603
  • In Stock:485827
$0.048/pcsRFQ
0805Y2000101KAR Image
  • Part#:0805Y2000101KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 0805
  • In Stock:240389
$0.099/pcsRFQ
0603J0161P80DCT Image
  • Part#:0603J0161P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 16V C0G/NP0 0603
  • In Stock:373875
$0.062/pcsRFQ
0805J2000223JXT Image
  • Part#:0805J2000223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V X7R 0805
  • In Stock:221508
$0.1/pcsRFQ
0805J0250821MXR Image
  • Part#:0805J0250821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V X7R 0805
  • In Stock:459411
$0.045/pcsRFQ
2220J0250560GFT Image
  • Part#:2220J0250560GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 2220
  • In Stock:18576
$1.904/pcsRFQ
2220Y0100104MXT Image
  • Part#:2220Y0100104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 10V X7R 2220
  • In Stock:45933
$0.693/pcsRFQ
0805Y1500111KQT Image
  • Part#:0805Y1500111KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 150V C0G/NP0 0805
  • In Stock:92253
$0.209/pcsRFQ
2225J2000100FCR Image
  • Part#:2225J2000100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 2225
  • In Stock:10684
$3.077/pcsRFQ
1808Y0500223MDT Image
  • Part#:1808Y0500223MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1808
  • In Stock:101092
$0.208/pcsRFQ
1206Y1K00822MXR Image
  • Part#:1206Y1K00822MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV X7R 1206
  • In Stock:207160
$0.093/pcsRFQ
2225J0630224JCR Image
  • Part#:2225J0630224JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 63V C0G/NP0 2225
  • In Stock:15811
$1.904/pcsRFQ
2220Y0160273KCR Image
  • Part#:2220Y0160273KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 2220
  • In Stock:38891
$0.891/pcsRFQ
1825Y0250333JCR Image
  • Part#:1825Y0250333JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V C0G/NP0 1825
  • In Stock:30497
$1.007/pcsRFQ
0805Y1000390GQT Image
  • Part#:0805Y1000390GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 0805
  • In Stock:68115
$0.327/pcsRFQ
2225Y5000471FCT Image
  • Part#:2225Y5000471FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 2225
  • In Stock:16469
$2.291/pcsRFQ
1210J0500180KFT Image
  • Part#:1210J0500180KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 1210
  • In Stock:85761
$0.244/pcsRFQ
1111J5000331JQT Image
  • Part#:1111J5000331JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 1111
  • In Stock:70606
$0.435/pcsRFQ
1808J2500273JXR Image
  • Part#:1808J2500273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 1808
  • In Stock:125363
$0.155/pcsRFQ
2225Y0630823GCT Image
  • Part#:2225Y0630823GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V C0G/NP0 2225
  • In Stock:13989
$2.812/pcsRFQ
2220Y0250273JDT Image
  • Part#:2220Y0250273JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V X7R 2220
  • In Stock:27742
$1.315/pcsRFQ
1206J2000392JDT Image
  • Part#:1206J2000392JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 1206
  • In Stock:141420
$0.147/pcsRFQ
1210Y1K50821KXR Image
  • Part#:1210Y1K50821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.5KV X7R 1210
  • In Stock:187656
$0.122/pcsRFQ
2220Y0500221FFR Image
  • Part#:2220Y0500221FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 2220
  • In Stock:7556
$4.318/pcsRFQ
0603J5006P80CCT Image
  • Part#:0603J5006P80CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 500V C0G/NP0 0603
  • In Stock:269568
$0.074/pcsRFQ
2225J0100821JCT Image
  • Part#:2225J0100821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V C0G/NP0 2225
  • In Stock:35904
$0.863/pcsRFQ
1206Y1003P00BQT Image
  • Part#:1206Y1003P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 100V C0G/NP0 1206
  • In Stock:103341
$0.23/pcsRFQ
2220Y0100123KCR Image
  • Part#:2220Y0100123KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V C0G/NP0 2220
  • In Stock:49578
$0.768/pcsRFQ
1210J2000121GAR Image
  • Part#:1210J2000121GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 1210
  • In Stock:72614
$0.438/pcsRFQ
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