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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

1825Y1K50182JCR Image
  • Part#:1825Y1K50182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.5KV C0G 1825
  • In Stock:47247
$0.645/pcsRFQ
1812J0630103FAR Image
  • Part#:1812J0630103FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V C0G/NP0 1812
  • In Stock:24199
$1.614/pcsRFQ
1210Y2000330JFR Image
  • Part#:1210Y2000330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1210
  • In Stock:76288
$0.266/pcsRFQ
1812J2000220FAT Image
  • Part#:1812J2000220FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 1812
  • In Stock:27135
$1.332/pcsRFQ
2225Y1000332KFT Image
  • Part#:2225Y1000332KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 2225
  • In Stock:24779
$1.418/pcsRFQ
2225J0500563MDT Image
  • Part#:2225J0500563MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V X7R 2225
  • In Stock:33505
$0.928/pcsRFQ
2225Y0500681GFR Image
  • Part#:2225Y0500681GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 2225
  • In Stock:12746
$2.561/pcsRFQ
1210J1K00101GCR Image
  • Part#:1210J1K00101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1210
  • In Stock:90533
$0.225/pcsRFQ
0805Y1000182GFT Image
  • Part#:0805Y1000182GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 0805
  • In Stock:88278
$0.248/pcsRFQ
0603Y0160332JXT Image
  • Part#:0603Y0160332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V X7R 0603
  • In Stock:344208
$0.058/pcsRFQ
2220Y3K00331JCT Image
  • Part#:2220Y3K00331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 3KV C0G/NP0 2220
  • In Stock:57326
$0.665/pcsRFQ
1206J0100564KXR Image
  • Part#:1206J0100564KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 10V X7R 1206
  • In Stock:153906
$0.137/pcsRFQ
1210J0250563MDR Image
  • Part#:1210J0250563MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1210
  • In Stock:102294
$0.203/pcsRFQ
1825J2000223JXT Image
  • Part#:1825J2000223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V X7R 1825
  • In Stock:34461
$0.872/pcsRFQ
1206J2K01P70DQT Image
  • Part#:1206J2K01P70DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 2000V C0G/NP0 1206
  • In Stock:96629
$0.195/pcsRFQ
1206Y0500392KXT Image
  • Part#:1206Y0500392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V X7R 1206
  • In Stock:294618
$0.081/pcsRFQ
1808J0160824JXR Image
  • Part#:1808J0160824JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 1808
  • In Stock:67628
$0.285/pcsRFQ
2225Y2500330FCT Image
  • Part#:2225Y2500330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 2225
  • In Stock:9135
$3.412/pcsRFQ
2225J0630684MXR Image
  • Part#:2225J0630684MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 63V X7R 2225
  • In Stock:41831
$0.768/pcsRFQ
1808J0250153MXR Image
  • Part#:1808J0250153MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V X7R 1808
  • In Stock:120117
$0.184/pcsRFQ
1210J0250153JFR Image
  • Part#:1210J0250153JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1210
  • In Stock:66087
$0.338/pcsRFQ
2225Y0630563FFT Image
  • Part#:2225Y0630563FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V C0G/NP0 2225
  • In Stock:4147
$7.667/pcsRFQ
0603Y2000562JXT Image
  • Part#:0603Y2000562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V X7R 0603
  • In Stock:332651
$0.07/pcsRFQ
2220Y2500474KXT Image
  • Part#:2220Y2500474KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 250V X7R 2220
  • In Stock:42599
$0.922/pcsRFQ
0805J0630470JAT Image
  • Part#:0805J0630470JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 0805
  • In Stock:214756
$0.087/pcsRFQ
1808Y0160222FCR Image
  • Part#:1808Y0160222FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V C0G/NP0 1808
  • In Stock:86274
$0.365/pcsRFQ
1111J200P300DQT Image
  • Part#:1111J200P300DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 200V C0G/NP0 1111
  • In Stock:78189
$0.272/pcsRFQ
2220J0630271FCT Image
  • Part#:2220J0630271FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 2220
  • In Stock:12943
$2.686/pcsRFQ
2225Y2500273KFT Image
  • Part#:2225Y2500273KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V C0G 2225
  • In Stock:14185
$2.225/pcsRFQ
2220J1000271KCR Image
  • Part#:2220J1000271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 2220
  • In Stock:42964
$0.728/pcsRFQ
0603Y2500332JXR Image
  • Part#:0603Y2500332JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V X7R 0603
  • In Stock:400778
$0.057/pcsRFQ
1210Y0630181FAT Image
  • Part#:1210Y0630181FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1210
  • In Stock:42300
$0.867/pcsRFQ
2220Y0100103KCR Image
  • Part#:2220Y0100103KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V C0G/NP0 2220
  • In Stock:43996
$0.765/pcsRFQ
1210J0100393JXT Image
  • Part#:1210J0100393JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 10V X7R 1210
  • In Stock:109896
$0.191/pcsRFQ
1825Y5000562MXR Image
  • Part#:1825Y5000562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 1825
  • In Stock:63454
$0.557/pcsRFQ
2225Y0250334FCT Image
  • Part#:2225Y0250334FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V C0G/NP0 2225
  • In Stock:3814
$8.071/pcsRFQ
  • Part#:2225J0630562FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:9027
$4.264/pcsRFQ
1825Y0630182FCT Image
  • Part#:1825Y0630182FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 1825
  • In Stock:11126
$2.895/pcsRFQ
1812J2K50680KCT Image
  • Part#:1812J2K50680KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2.5KV C0G/NP0 1812
  • In Stock:84892
$0.263/pcsRFQ
1808Y4K00470FCR Image
  • Part#:1808Y4K00470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 4KV C0G/NP0 1808
  • In Stock:70832
$0.476/pcsRFQ
1812J5000332JDR Image
  • Part#:1812J5000332JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 1812
  • In Stock:59379
$0.356/pcsRFQ
1812J1K00471KCT Image
  • Part#:1812J1K00471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV C0G/NP0 1812
  • In Stock:77590
$0.292/pcsRFQ
1812Y2K50222JXT Image
  • Part#:1812Y2K50222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 2.5KV X7R 1812
  • In Stock:60410
$0.536/pcsRFQ
2225Y0250120GFR Image
  • Part#:2225Y0250120GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 2225
  • In Stock:12384
$2.756/pcsRFQ
1812Y1K20471MXT Image
  • Part#:1812Y1K20471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.2KV X7R 1812
  • In Stock:71524
$0.296/pcsRFQ
1812J0500271KCT Image
  • Part#:1812J0500271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 1812
  • In Stock:71657
$0.266/pcsRFQ
1210Y0250104KXR Image
  • Part#:1210Y0250104KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V X7R 1210
  • In Stock:137983
$0.152/pcsRFQ
0603J0630560FCT Image
  • Part#:0603J0630560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 0603
  • In Stock:135505
$0.163/pcsRFQ
  • Part#:0603Y0630271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V X7R 0603
  • In Stock:476486
$0.045/pcsRFQ
1206Y0630221JQT Image
  • Part#:1206Y0630221JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 1206
  • In Stock:82535
$0.233/pcsRFQ
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