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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

2225J5000821GFR Image
  • Part#:2225J5000821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 2225
  • In Stock:19076
$1.854/pcsRFQ
2220J0250333KDT Image
  • Part#:2220J0250333KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V X7R 2220
  • In Stock:41006
$0.895/pcsRFQ
1812Y0500121FCT Image
  • Part#:1812Y0500121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 1812
  • In Stock:34195
$0.998/pcsRFQ
1808J5000821MXT Image
  • Part#:1808J5000821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V X7R 1808
  • In Stock:119842
$0.163/pcsRFQ
1825J0250395MXR Image
  • Part#:1825J0250395MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9UF 25V X7R 1825
  • In Stock:31877
$1.133/pcsRFQ
0805J1009P10HQT Image
  • Part#:0805J1009P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 100V C0G/NP0 0805
  • In Stock:40446
$0.75/pcsRFQ
2220J0500562KCT Image
  • Part#:2220J0500562KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 2220
  • In Stock:52301
$0.648/pcsRFQ
1825J5000224KXR Image
  • Part#:1825J5000224KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 500V X7R 1825
  • In Stock:50260
$0.765/pcsRFQ
0603J2500110FUT Image
  • Part#:0603J2500110FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 250V C0G/NP0 0603
  • In Stock:69107
$0.339/pcsRFQ
0603Y0250101KDT Image
  • Part#:0603Y0250101KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V X7R 0603
  • In Stock:296169
$0.065/pcsRFQ
1206Y1000102FFT Image
  • Part#:1206Y1000102FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 1206
  • In Stock:60783
$0.497/pcsRFQ
2220Y0250223FCR Image
  • Part#:2220Y0250223FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 2220
  • In Stock:9450
$3.298/pcsRFQ
1812Y0630563MDR Image
  • Part#:1812Y0630563MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 1812
  • In Stock:81985
$0.383/pcsRFQ
1808Y4K00470JCR Image
  • Part#:1808Y4K00470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 4KV C0G/NP0 1808
  • In Stock:133811
$0.15/pcsRFQ
2225J0500270JCR Image
  • Part#:2225J0500270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 2225
  • In Stock:46487
$0.806/pcsRFQ
1206Y1K00151JFR Image
  • Part#:1206Y1K00151JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 1206
  • In Stock:124040
$0.152/pcsRFQ
2220Y5000330FCR Image
  • Part#:2220Y5000330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 2220
  • In Stock:16987
$2.16/pcsRFQ
0805J0250122MXR Image
  • Part#:0805J0250122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V X7R 0805
  • In Stock:486829
$0.045/pcsRFQ
1210J2K00560FCR Image
  • Part#:1210J2K00560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2KV C0G/NP0 1210
  • In Stock:74687
$0.442/pcsRFQ
1210Y2500330GFR Image
  • Part#:1210Y2500330GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1210
  • In Stock:73021
$0.469/pcsRFQ
1808Y0630181JCR Image
  • Part#:1808Y0630181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1808
  • In Stock:197460
$0.118/pcsRFQ
1808J0160683KXT Image
  • Part#:1808J0160683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 1808
  • In Stock:130940
$0.143/pcsRFQ
  • Part#:1210Y0500470FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:47144
$0.709/pcsRFQ
1206Y1K03P60DQT Image
  • Part#:1206Y1K03P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 1KV C0G/NP0 1206
  • In Stock:89874
$0.223/pcsRFQ
  • Part#:0603Y0160104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.10UF 16V X7R 0603
  • In Stock:468530
$0.049/pcsRFQ
2225Y1000473KDT Image
  • Part#:2225Y1000473KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 2225
  • In Stock:27649
$1.126/pcsRFQ
1825J4K00222JXT Image
  • Part#:1825J4K00222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 4KV X7R 1825
  • In Stock:63973
$0.481/pcsRFQ
1210Y1K00821JXR Image
  • Part#:1210Y1K00821JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV X7R 1210
  • In Stock:139117
$0.15/pcsRFQ
1825Y3K00330KCR Image
  • Part#:1825Y3K00330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 3KV C0G/NP0 1825
  • In Stock:51809
$0.664/pcsRFQ
1206J0250332FFR Image
  • Part#:1206J0250332FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 1206
  • In Stock:60864
$0.584/pcsRFQ
2220Y5000331GCR Image
  • Part#:2220Y5000331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 2220
  • In Stock:34319
$1.097/pcsRFQ
0805J150P500DQT Image
  • Part#:0805J150P500DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 150V C0G/NP0 0805
  • In Stock:147008
$0.162/pcsRFQ
  • Part#:2225J0160182FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:8370
$4.266/pcsRFQ
1808Y5000560KCT Image
  • Part#:1808Y5000560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1808
  • In Stock:144194
$0.156/pcsRFQ
2220J5000101KFT Image
  • Part#:2220J5000101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 2220
  • In Stock:53405
$0.73/pcsRFQ
1812Y0630331FFR Image
  • Part#:1812Y0630331FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 1812
  • In Stock:21202
$1.482/pcsRFQ
0805Y0630220GAR Image
  • Part#:0805Y0630220GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 0805
  • In Stock:136501
$0.14/pcsRFQ
2225J1000273MXT Image
  • Part#:2225J1000273MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V X7R 2225
  • In Stock:54255
$0.623/pcsRFQ
0805J2503P90BCR Image
  • Part#:0805J2503P90BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 250V C0G/NP0 0805
  • In Stock:139664
$0.17/pcsRFQ
1210Y2500330GFT Image
  • Part#:1210Y2500330GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1210
  • In Stock:78795
$0.48/pcsRFQ
0603Y0253P30BCT Image
  • Part#:0603Y0253P30BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 25V C0G/NP0 0603
  • In Stock:166800
$0.124/pcsRFQ
1812J2500823JDR Image
  • Part#:1812J2500823JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 250V X7R 1812
  • In Stock:76965
$0.438/pcsRFQ
2225J2500105JDR Image
  • Part#:2225J2500105JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 250V X7R 2225
  • In Stock:14592
$2.071/pcsRFQ
2220J0500563KCR Image
  • Part#:2220J0500563KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V C0G/NP0 2220
  • In Stock:36112
$0.939/pcsRFQ
1825J0250184GCR Image
  • Part#:1825J0250184GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V C0G/NP0 1825
  • In Stock:11663
$2.794/pcsRFQ
1808Y0505P60CFR Image
  • Part#:1808Y0505P60CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 1808
  • In Stock:63441
$0.307/pcsRFQ
0805J2000471JXR Image
  • Part#:0805J2000471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V X7R 0805
  • In Stock:249696
$0.077/pcsRFQ
1210Y0250180JCR Image
  • Part#:1210Y0250180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 25V C0G/NP0 1210
  • In Stock:121805
$0.162/pcsRFQ
1206J2K0P700CQT Image
  • Part#:1206J2K0P700CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 2KV C0G/NP0 1206
  • In Stock:126734
$0.189/pcsRFQ
0805Y0506P80DFR Image
  • Part#:0805Y0506P80DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 0805
  • In Stock:258021
$0.079/pcsRFQ
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