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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

1812Y0500271JCT Image
  • Part#:1812Y0500271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 1812
  • In Stock:69770
$0.309/pcsRFQ
1808Y2K00271JCT Image
  • Part#:1808Y2K00271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2KV C0G/NP0 1808
  • In Stock:89460
$0.231/pcsRFQ
1206J1000181JFR Image
  • Part#:1206J1000181JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1206
  • In Stock:198859
$0.101/pcsRFQ
0603J2000330JFT Image
  • Part#:0603J2000330JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 0603
  • In Stock:271608
$0.081/pcsRFQ
1210Y0160472GCR Image
  • Part#:1210Y0160472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 1210
  • In Stock:63139
$0.326/pcsRFQ
  • Part#:0603J0630103KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V X7R 0603
  • In Stock:551297
$0.039/pcsRFQ
0603J0250392JDR Image
  • Part#:0603J0250392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 0603
  • In Stock:246948
$0.079/pcsRFQ
2220Y2500561GCR Image
  • Part#:2220Y2500561GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 2220
  • In Stock:22895
$1.417/pcsRFQ
1808Y2500271JCT Image
  • Part#:1808Y2500271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 1808
  • In Stock:134075
$0.142/pcsRFQ
2225J1000120KCR Image
  • Part#:2225J1000120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 2225
  • In Stock:42400
$0.754/pcsRFQ
0603J0160471KFR Image
  • Part#:0603J0160471KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 0603
  • In Stock:260918
$0.078/pcsRFQ
0505J2000101FQT Image
  • Part#:0505J2000101FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 0505
  • In Stock:29890
$1.035/pcsRFQ
1812J5000100KFR Image
  • Part#:1812J5000100KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 1812
  • In Stock:63973
$0.357/pcsRFQ
2225J5000684KDT Image
  • Part#:2225J5000684KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 500V X7R 2225
  • In Stock:14243
$2.545/pcsRFQ
1812J0160123MDR Image
  • Part#:1812J0160123MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V X7R 1812
  • In Stock:62556
$0.354/pcsRFQ
1206J1000223MXRE03 Image
  • Part#:1206J1000223MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 1206
  • In Stock:79525
$0.248/pcsRFQ
  • Part#:1825J2000821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:44200
$0.747/pcsRFQ
2225Y0250680FFT Image
  • Part#:2225Y0250680FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 2225
  • In Stock:5709
$5.411/pcsRFQ
1210J1000222JCR Image
  • Part#:1210J1000222JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1210
  • In Stock:107093
$0.177/pcsRFQ
0805J0630330JFR Image
  • Part#:0805J0630330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 0805
  • In Stock:261491
$0.077/pcsRFQ
1812J2000681KCT Image
  • Part#:1812J2000681KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 1812
  • In Stock:75739
$0.295/pcsRFQ
2220Y2000470FFR Image
  • Part#:2220Y2000470FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 2220
  • In Stock:7106
$4.432/pcsRFQ
1206Y2500110KQT Image
  • Part#:1206Y2500110KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 250V C0G/NP0 1206
  • In Stock:117398
$0.2/pcsRFQ
1812J1000224JXR Image
  • Part#:1812J1000224JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 100V X7R 1812
  • In Stock:54204
$0.346/pcsRFQ
1808Y3K00221JXT Image
  • Part#:1808Y3K00221JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 3KV X7R 1808
  • In Stock:91163
$0.228/pcsRFQ
1812Y1K00681FCR Image
  • Part#:1812Y1K00681FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 1812
  • In Stock:32541
$0.969/pcsRFQ
1210J2000562JCT Image
  • Part#:1210J2000562JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V C0G/NP0 1210
  • In Stock:65140
$0.302/pcsRFQ
1825J0250332GCT Image
  • Part#:1825J0250332GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 1825
  • In Stock:29290
$1.338/pcsRFQ
  • Part#:1812J1K00270GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV C0G/NP0 1812
  • In Stock:66342
$0.586/pcsRFQ
2225Y0250225MDR Image
  • Part#:2225Y0250225MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 25V X7R 2225
  • In Stock:19620
$1.548/pcsRFQ
0805Y0630123JXR Image
  • Part#:0805Y0630123JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 0805
  • In Stock:245965
$0.078/pcsRFQ
2220Y5000680KFR Image
  • Part#:2220Y5000680KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 2220
  • In Stock:40506
$0.824/pcsRFQ
1825J2500824JXT Image
  • Part#:1825J2500824JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 250V X7R 1825
  • In Stock:28507
$1.352/pcsRFQ
1206Y6300561KAR Image
  • Part#:1206Y6300561KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V C0G/NP0 1206
  • In Stock:168293
$0.141/pcsRFQ
1812Y0630272FAT Image
  • Part#:1812Y0630272FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 1812
  • In Stock:22661
$1.639/pcsRFQ
1812Y0630822MXR Image
  • Part#:1812Y0630822MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 1812
  • In Stock:84053
$0.273/pcsRFQ
0505Y150P500CQT Image
  • Part#:0505Y150P500CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 150V C0G/NP0 0505
  • In Stock:138879
$0.172/pcsRFQ
1825Y0160153JXR Image
  • Part#:1825Y0160153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 1825
  • In Stock:43284
$0.876/pcsRFQ
1206J2000392MDT Image
  • Part#:1206J2000392MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 1206
  • In Stock:254527
$0.091/pcsRFQ
1206Y2500561KCT Image
  • Part#:1206Y2500561KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1206
  • In Stock:213671
$0.106/pcsRFQ
1812J0160683JDR Image
  • Part#:1812J0160683JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 1812
  • In Stock:92104
$0.425/pcsRFQ
  • Part#:2225Y1K50182KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:43729
$0.804/pcsRFQ
2225Y5000104JDR Image
  • Part#:2225Y5000104JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 500V X7R 2225
  • In Stock:26282
$1.298/pcsRFQ
2220Y2K00181FCT Image
  • Part#:2220Y2K00181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2KV C0G/NP0 2220
  • In Stock:17435
$1.968/pcsRFQ
2225J0250152KFR Image
  • Part#:2225J0250152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V C0G/NP0 2225
  • In Stock:31568
$1.225/pcsRFQ
2220Y1000563JDR Image
  • Part#:2220Y1000563JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 100V X7R 2220
  • In Stock:26382
$1.255/pcsRFQ
1206J2K02P20BCT Image
  • Part#:1206J2K02P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 2KV C0G/NP0 1206
  • In Stock:67704
$0.297/pcsRFQ
2220J0500103MXT Image
  • Part#:2220J0500103MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V X7R 2220
  • In Stock:59345
$0.591/pcsRFQ
0603J0500101JAR Image
  • Part#:0603J0500101JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 0603
  • In Stock:284527
$0.071/pcsRFQ
1812Y0630152KFR Image
  • Part#:1812Y0630152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 1812
  • In Stock:83447
$0.406/pcsRFQ
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