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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

2225J6300101FCT Image
  • Part#:2225J6300101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V C0G/NP0 2225
  • In Stock:15851
$2.387/pcsRFQ
0805J0506P80BAT Image
  • Part#:0805J0506P80BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 0805
  • In Stock:69868
$0.27/pcsRFQ
  • Part#:0805Y0500822MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V X7R 0805
  • In Stock:301412
$0.063/pcsRFQ
0805Y0250471JCR Image
  • Part#:0805Y0250471JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 0805
  • In Stock:407791
$0.057/pcsRFQ
2220J0250151GCR Image
  • Part#:2220J0250151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 2220
  • In Stock:27986
$1.28/pcsRFQ
1825Y0630123MXT Image
  • Part#:1825Y0630123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1825
  • In Stock:44929
$0.777/pcsRFQ
0805J0630121FCR Image
  • Part#:0805J0630121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 0805
  • In Stock:116179
$0.18/pcsRFQ
0805J2505P60DUT Image
  • Part#:0805J2505P60DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 250V C0G/NP0 0805
  • In Stock:130629
$0.168/pcsRFQ
1111Y5000430GQT Image
  • Part#:1111Y5000430GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 500V C0G/NP0 1111
  • In Stock:65434
$0.566/pcsRFQ
1206J1000180JQT Image
  • Part#:1206J1000180JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 1206
  • In Stock:98904
$0.242/pcsRFQ
2225Y1K20123KXT Image
  • Part#:2225Y1K20123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 1.2KV X7R 2225
  • In Stock:32176
$0.973/pcsRFQ
1808Y2K00122JXR Image
  • Part#:1808Y2K00122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2KV X7R 1808
  • In Stock:104042
$0.185/pcsRFQ
1206J100P600CQT Image
  • Part#:1206J100P600CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 100V C0G/NP0 1206
  • In Stock:119924
$0.165/pcsRFQ
2220Y2500153JFR Image
  • Part#:2220Y2500153JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V C0G 2220
  • In Stock:25469
$1.436/pcsRFQ
0805Y0100473MXT Image
  • Part#:0805Y0100473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V X7R 0805
  • In Stock:276387
$0.07/pcsRFQ
2225Y0250682FCT Image
  • Part#:2225Y0250682FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 2225
  • In Stock:8867
$3.462/pcsRFQ
2225J5000682FCR Image
  • Part#:2225J5000682FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 500V C0G/NP0 2225
  • In Stock:14268
$2.414/pcsRFQ
1825J1K20123KXT Image
  • Part#:1825J1K20123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 1.2KV X7R 1825
  • In Stock:48758
$0.686/pcsRFQ
2220Y2500332KCR Image
  • Part#:2220Y2500332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V C0G/NP0 2220
  • In Stock:50587
$0.776/pcsRFQ
0603J200P900DUT Image
  • Part#:0603J200P900DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 200V C0G/NP0 0603
  • In Stock:217875
$0.099/pcsRFQ
1812Y0160123KCT Image
  • Part#:1812Y0160123KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V C0G/NP0 1812
  • In Stock:91884
$0.393/pcsRFQ
2220Y5000683JXT Image
  • Part#:2220Y5000683JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 500V X7R 2220
  • In Stock:52539
$0.683/pcsRFQ
1808Y5000152MDT Image
  • Part#:1808Y5000152MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 1808
  • In Stock:82163
$0.24/pcsRFQ
1825Y6300681JXT Image
  • Part#:1825Y6300681JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V X7R 1825
  • In Stock:42846
$0.819/pcsRFQ
1808J6300331MXT Image
  • Part#:1808J6300331MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 630V X7R 1808
  • In Stock:100281
$0.216/pcsRFQ
1206J0160682FCR Image
  • Part#:1206J0160682FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:72892
$0.283/pcsRFQ
1206Y1000101JFT Image
  • Part#:1206Y1000101JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1206
  • In Stock:161913
$0.123/pcsRFQ
0805Y0250122FCR Image
  • Part#:0805Y0250122FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 0805
  • In Stock:74301
$0.261/pcsRFQ
  • Part#:1812Y1K50121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:48570
$0.616/pcsRFQ
1210Y2000120KCR Image
  • Part#:1210Y2000120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1210
  • In Stock:121303
$0.166/pcsRFQ
1808Y0160182JDT Image
  • Part#:1808Y0160182JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V X7R 1808
  • In Stock:122430
$0.188/pcsRFQ
1206J2000121FAT Image
  • Part#:1206J2000121FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 1206
  • In Stock:76896
$0.494/pcsRFQ
1210Y0500563MXR Image
  • Part#:1210Y0500563MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V X7R 1210
  • In Stock:158034
$0.142/pcsRFQ
  • Part#:0603Y0630183MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:339046
$0.061/pcsRFQ
1825Y1K50471GCR Image
  • Part#:1825Y1K50471GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.5KV C0G/NP0 1825
  • In Stock:29323
$1.244/pcsRFQ
1808J5000101KFT Image
  • Part#:1808J5000101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1808
  • In Stock:91694
$0.236/pcsRFQ
1210Y1000822JAT Image
  • Part#:1210Y1000822JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V C0G/NP0 1210
  • In Stock:85617
$0.369/pcsRFQ
1210J2K00101JCT Image
  • Part#:1210J2K00101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2KV C0G/NP0 1210
  • In Stock:143524
$0.154/pcsRFQ
1808Y2000271MDT Image
  • Part#:1808Y2000271MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V X7R 1808
  • In Stock:123601
$0.187/pcsRFQ
0805J0160563JDT Image
  • Part#:0805J0160563JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V X7R 0805
  • In Stock:162826
$0.133/pcsRFQ
  • Part#:0603Y0500150GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 0603
  • In Stock:220857
$0.104/pcsRFQ
1812Y2000100KAT Image
  • Part#:1812Y2000100KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 1812
  • In Stock:82047
$0.442/pcsRFQ
1210Y0250153KFT Image
  • Part#:1210Y0250153KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1210
  • In Stock:55780
$0.341/pcsRFQ
2220Y0630473JFR Image
  • Part#:2220Y0630473JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V C0G/NP0 2220
  • In Stock:20732
$1.598/pcsRFQ
1825J1K00220GCR Image
  • Part#:1825J1K00220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 1825
  • In Stock:36231
$0.901/pcsRFQ
1825J5000392JCT Image
  • Part#:1825J5000392JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V C0G/NP0 1825
  • In Stock:60733
$0.605/pcsRFQ
0805Y150P900DQT Image
  • Part#:0805Y150P900DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 150V C0G/NP0 0805
  • In Stock:140977
$0.154/pcsRFQ
0805Y2500220KFR Image
  • Part#:0805Y2500220KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 0805
  • In Stock:261135
$0.078/pcsRFQ
0805J2500221GCR Image
  • Part#:0805J2500221GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 0805
  • In Stock:170714
$0.119/pcsRFQ
0603J0631P50DFR Image
  • Part#:0603J0631P50DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 63V C0G/NP0 0603
  • In Stock:279367
$0.071/pcsRFQ
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