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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

2220Y5K00330FCT Image
  • Part#:2220Y5K00330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 5KV C0G/NP0 2220
  • In Stock:23080
$1.335/pcsRFQ
1808Y0255P60BFR Image
  • Part#:1808Y0255P60BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 25V C0G/NP0 1808
  • In Stock:50861
$0.621/pcsRFQ
0603J0100821FCR Image
  • Part#:0603J0100821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V C0G/NP0 0603
  • In Stock:100535
$0.21/pcsRFQ
1812Y1K00102FFR Image
  • Part#:1812Y1K00102FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV C0G/NP0 1812
  • In Stock:22096
$1.432/pcsRFQ
1808J0250150KCR Image
  • Part#:1808J0250150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 25V C0G/NP0 1808
  • In Stock:170046
$0.126/pcsRFQ
1206J2500820FCR Image
  • Part#:1206J2500820FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1206
  • In Stock:68935
$0.279/pcsRFQ
1206J1K00120KDT Image
  • Part#:1206J1K00120KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV X7R 1206
  • In Stock:203499
$0.116/pcsRFQ
1825Y1000562FCT Image
  • Part#:1825Y1000562FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1825
  • In Stock:12083
$2.979/pcsRFQ
0805Y1000391KER Image
  • Part#:0805Y1000391KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V X7R 0805
  • In Stock:238174
$0.085/pcsRFQ
1206Y0160103MDT Image
  • Part#:1206Y0160103MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V X7R 1206
  • In Stock:182660
$0.109/pcsRFQ
0603J1003P30DAR Image
  • Part#:0603J1003P30DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 100V C0G/NP0 0603
  • In Stock:322437
$0.072/pcsRFQ
2225Y2000121KFT Image
  • Part#:2225Y2000121KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 2225
  • In Stock:27780
$1.404/pcsRFQ
0805J0100271JCT Image
  • Part#:0805J0100271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V C0G/NP0 0805
  • In Stock:384066
$0.061/pcsRFQ
1812Y1K00103KXR Image
  • Part#:1812Y1K00103KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 1KV X7R 1812
  • In Stock:71773
$0.285/pcsRFQ
1808Y3K00181GCT Image
  • Part#:1808Y3K00181GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 3KV C0G/NP0 1808
  • In Stock:89058
$0.421/pcsRFQ
1206J5000152FCT Image
  • Part#:1206J5000152FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1206
  • In Stock:98649
$0.373/pcsRFQ
1206Y250P600HQT Image
  • Part#:1206Y250P600HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 250V C0G/NP0 1206
  • In Stock:72767
$0.296/pcsRFQ
1808Y0250391KXT Image
  • Part#:1808Y0250391KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V X7R 1808
  • In Stock:149284
$0.13/pcsRFQ
2225J0500392GCT Image
  • Part#:2225J0500392GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 2225
  • In Stock:24339
$1.531/pcsRFQ
0505J1000130JQT Image
  • Part#:0505J1000130JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 100V C0G/NP0 0505
  • In Stock:118606
$0.181/pcsRFQ
1808J0160682KXT Image
  • Part#:1808J0160682KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V X7R 1808
  • In Stock:130713
$0.148/pcsRFQ
1210Y0160270JFR Image
  • Part#:1210Y0160270JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 1210
  • In Stock:88076
$0.252/pcsRFQ
2225J0160124KFR Image
  • Part#:2225J0160124KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V C0G/NP0 2225
  • In Stock:16642
$1.942/pcsRFQ
  • Part#:0805Y1000562JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:212852
$0.092/pcsRFQ
1808J0160822JXT Image
  • Part#:1808J0160822JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V X7R 1808
  • In Stock:131353
$0.162/pcsRFQ
1206J0250182FFR Image
  • Part#:1206J0250182FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 1206
  • In Stock:63438
$0.479/pcsRFQ
1808J0160150JDR Image
  • Part#:1808J0160150JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V X7R 1808
  • In Stock:101993
$0.192/pcsRFQ
1210J2K00470GCR Image
  • Part#:1210J2K00470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2KV C0G/NP0 1210
  • In Stock:106406
$0.225/pcsRFQ
1210Y2000104KJT Image
  • Part#:1210Y2000104KJT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 200V X7R 1210
  • In Stock:77965
$0.244/pcsRFQ
1808J5000152JCR Image
  • Part#:1808J5000152JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1808
  • In Stock:112616
$0.173/pcsRFQ
1210Y2000102JAT Image
  • Part#:1210Y2000102JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V C0G/NP0 1210
  • In Stock:64378
$0.297/pcsRFQ
1812J0630225MXR Image
  • Part#:1812J0630225MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 63V X7R 1812
  • In Stock:62030
$0.547/pcsRFQ
1825Y2000271FCR Image
  • Part#:1825Y2000271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 1825
  • In Stock:10223
$3.515/pcsRFQ
1210J5000152KFT Image
  • Part#:1210J5000152KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1210
  • In Stock:96923
$0.197/pcsRFQ
1206J1K00102KDR Image
  • Part#:1206J1K00102KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 1206
  • In Stock:182260
$0.117/pcsRFQ
1812Y6300103MER Image
  • Part#:1812Y6300103MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 630V X7R 1812
  • In Stock:99190
$0.375/pcsRFQ
1206J2K06P80DQT Image
  • Part#:1206J2K06P80DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 2KV C0G/NP0 1206
  • In Stock:91598
$0.247/pcsRFQ
1206J1000682MDR Image
  • Part#:1206J1000682MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V X7R 1206
  • In Stock:185673
$0.102/pcsRFQ
1825J0160331FCT Image
  • Part#:1825J0160331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 1825
  • In Stock:11719
$3.233/pcsRFQ
1206Y0500561KAR Image
  • Part#:1206Y0500561KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 1206
  • In Stock:168102
$0.13/pcsRFQ
2225J0500182KFT Image
  • Part#:2225J0500182KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 2225
  • In Stock:31633
$1.204/pcsRFQ
2225J1000181KCT Image
  • Part#:2225J1000181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 2225
  • In Stock:46340
$0.741/pcsRFQ
0603Y0100822MXT Image
  • Part#:0603Y0100822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V X7R 0603
  • In Stock:424718
$0.051/pcsRFQ
1808Y1000123JCT Image
  • Part#:1808Y1000123JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V C0G 1808
  • In Stock:75479
$0.264/pcsRFQ
1206J0160102FCR Image
  • Part#:1206J0160102FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 1206
  • In Stock:65790
$0.298/pcsRFQ
1206J0250820FCT Image
  • Part#:1206J0250820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 1206
  • In Stock:77537
$0.279/pcsRFQ
0805J1K00102MXR Image
  • Part#:0805J1K00102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 0805
  • In Stock:361404
$0.062/pcsRFQ
0603J1500470FQT Image
  • Part#:0603J1500470FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 150V C0G/NP0 0603
  • In Stock:73592
$0.309/pcsRFQ
  • Part#:1206Y1K50150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:244281
$0.08/pcsRFQ
1812Y0630224MXR Image
  • Part#:1812Y0630224MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 63V X7R 1812
  • In Stock:76268
$0.298/pcsRFQ
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