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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

2220J5000564MXT Image
  • Part#:2220J5000564MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 500V X7R 2220
  • In Stock:43969
$0.87/pcsRFQ
1812J1K00122KDT Image
  • Part#:1812J1K00122KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 1812
  • In Stock:86534
$0.373/pcsRFQ
1808Y3K00561KNT Image
  • Part#:1808Y3K00561KNT
  • Manufacturers:Knowles Syfer
  • Description:0805/FLEXICAP/NICKEL BARRIER/300
  • In Stock:84800
$0.244/pcsRFQ
0805Y2000821JDR Image
  • Part#:0805Y2000821JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V X7R 0805
  • In Stock:172785
$0.11/pcsRFQ
1812Y1K50470JCT Image
  • Part#:1812Y1K50470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.5KV C0G/NP0 1812
  • In Stock:74665
$0.299/pcsRFQ
1808YA250100JCRSY2 Image
  • Part#:1808YA250100JCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1808
  • In Stock:83944
$0.272/pcsRFQ
0805J1K00222JXT Image
  • Part#:0805J1K00222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV X7R 0805
  • In Stock:212845
$0.097/pcsRFQ
2220J2000332GFR Image
  • Part#:2220J2000332GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 2220
  • In Stock:18892
$1.951/pcsRFQ
2225Y0250102JFT Image
  • Part#:2225Y0250102JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 2225
  • In Stock:21367
$1.458/pcsRFQ
1812J0630123JCT Image
  • Part#:1812J0630123JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1812
  • In Stock:62922
$0.354/pcsRFQ
1808JA250181MXRSY2 Image
  • Part#:1808JA250181MXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 1808
  • In Stock:85316
$0.225/pcsRFQ
2220J6300820KCT Image
  • Part#:2220J6300820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 630V C0G/NP0 2220
  • In Stock:58808
$0.531/pcsRFQ
2225J1000104KXR Image
  • Part#:2225J1000104KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 100V X7R 2225
  • In Stock:55795
$0.649/pcsRFQ
1812J0500273JFT Image
  • Part#:1812J0500273JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V C0G/NP0 1812
  • In Stock:55209
$0.634/pcsRFQ
1808Y1000562KXT Image
  • Part#:1808Y1000562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V X7R 1808
  • In Stock:154609
$0.134/pcsRFQ
0505Y0633P30HQT Image
  • Part#:0505Y0633P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 63V C0G/NP0 0505
  • In Stock:64960
$0.588/pcsRFQ
2225J2500182JCT Image
  • Part#:2225J2500182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 2225
  • In Stock:32783
$1.003/pcsRFQ
1206Y1000391GAR Image
  • Part#:1206Y1000391GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1206
  • In Stock:96678
$0.219/pcsRFQ
1206Y0252P20DCR Image
  • Part#:1206Y0252P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 25V C0G/NP0 1206
  • In Stock:309059
$0.076/pcsRFQ
2225J1K00392KFT Image
  • Part#:2225J1K00392KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1KV C0G/NP0 2225
  • In Stock:23715
$1.655/pcsRFQ
1808J1K00561JXR Image
  • Part#:1808J1K00561JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV X7R 1808
  • In Stock:120611
$0.16/pcsRFQ
  • Part#:1812Y0250683JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V C0G/NP0 1812
  • In Stock:54470
$0.701/pcsRFQ
2225Y1K00333JDT Image
  • Part#:2225Y1K00333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 1KV X7R 2225
  • In Stock:18786
$1.627/pcsRFQ
1206J0250681JFT Image
  • Part#:1206J0250681JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 1206
  • In Stock:165508
$0.137/pcsRFQ
1812Y5000274JDR Image
  • Part#:1812Y5000274JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 500V X7R 1812
  • In Stock:34761
$0.897/pcsRFQ
1206J2003P90CAT Image
  • Part#:1206J2003P90CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 1206
  • In Stock:140295
$0.166/pcsRFQ
1808J5000120KFR Image
  • Part#:1808J5000120KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 1808
  • In Stock:113473
$0.201/pcsRFQ
1206Y5000120FQT Image
  • Part#:1206Y5000120FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 1206
  • In Stock:44072
$0.762/pcsRFQ
1825Y1K20473MXT Image
  • Part#:1825Y1K20473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 1.2KV X7R 1825
  • In Stock:41014
$0.895/pcsRFQ
1206Y0630472JET Image
  • Part#:1206Y0630472JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V X7R 1206
  • In Stock:163095
$0.141/pcsRFQ
1808Y2K00101MXT Image
  • Part#:1808Y2K00101MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2KV X7R 1808
  • In Stock:125927
$0.168/pcsRFQ
1206Y6300560GCT Image
  • Part#:1206Y6300560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 630V C0G/NP0 1206
  • In Stock:158206
$0.149/pcsRFQ
0805Y5001P80HQT Image
  • Part#:0805Y5001P80HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 500V C0G/NP0 0805
  • In Stock:65476
$0.298/pcsRFQ
0805Y0250102MDT Image
  • Part#:0805Y0250102MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V X7R 0805
  • In Stock:268411
$0.079/pcsRFQ
1206J1K00470JFT Image
  • Part#:1206J1K00470JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 1206
  • In Stock:149530
$0.147/pcsRFQ
2220Y1K00271KFT Image
  • Part#:2220Y1K00271KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 2220
  • In Stock:40437
$0.797/pcsRFQ
2225J1K20181KCT Image
  • Part#:2225J1K20181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.2KV C0G/NP0 2225
  • In Stock:48274
$0.737/pcsRFQ
1825Y1000684KXT Image
  • Part#:1825Y1000684KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 100V X7R 1825
  • In Stock:29502
$1.009/pcsRFQ
0603Y0630221FQT Image
  • Part#:0603Y0630221FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 0603
  • In Stock:75777
$0.318/pcsRFQ
1808Y6300682MXT Image
  • Part#:1808Y6300682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V X7R 1808
  • In Stock:88778
$0.227/pcsRFQ
1210Y0630153JFR Image
  • Part#:1210Y0630153JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 1210
  • In Stock:85718
$0.384/pcsRFQ
  • Part#:0805Y5000152MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 0805
  • In Stock:363865
$0.062/pcsRFQ
2225J2500182JCR Image
  • Part#:2225J2500182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 2225
  • In Stock:32121
$0.981/pcsRFQ
1206Y5000681FFR Image
  • Part#:1206Y5000681FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V C0G/NP0 1206
  • In Stock:60713
$0.512/pcsRFQ
1825Y5000120KCR Image
  • Part#:1825Y5000120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 1825
  • In Stock:57212
$0.609/pcsRFQ
1812Y2K50561JCT Image
  • Part#:1812Y2K50561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2.5KV C0G/NP0 1812
  • In Stock:60537
$0.523/pcsRFQ
1206Y2507P50DQT Image
  • Part#:1206Y2507P50DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 250V C0G/NP0 1206
  • In Stock:116423
$0.197/pcsRFQ
2225J2000392KCT Image
  • Part#:2225J2000392KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V C0G/NP0 2225
  • In Stock:39162
$0.924/pcsRFQ
1808Y0630472FCR Image
  • Part#:1808Y0630472FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 1808
  • In Stock:75707
$0.398/pcsRFQ
1206J0250182JCR Image
  • Part#:1206J0250182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 1206
  • In Stock:216838
$0.095/pcsRFQ
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