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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

1808Y5000153JDT Image
  • Part#:1808Y5000153JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1808
  • In Stock:83252
$0.4/pcsRFQ
0505J0630301GQT Image
  • Part#:0505J0630301GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 300PF 63V C0G/NP0 0505
  • In Stock:105728
$0.373/pcsRFQ
1808Y0160272GFR Image
  • Part#:1808Y0160272GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 1808
  • In Stock:75846
$0.271/pcsRFQ
1812J0250182FFR Image
  • Part#:1812J0250182FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 1812
  • In Stock:27289
$1.311/pcsRFQ
0603Y0500471KXT Image
  • Part#:0603Y0500471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V X7R 0603
  • In Stock:414645
$0.047/pcsRFQ
1812J0250334MXR Image
  • Part#:1812J0250334MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 1812
  • In Stock:74446
$0.28/pcsRFQ
1206J0160121JXR Image
  • Part#:1206J0160121JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V X7R 1206
  • In Stock:243480
$0.085/pcsRFQ
1812J1000563MXT Image
  • Part#:1812J1000563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 100V X7R 1812
  • In Stock:76752
$0.271/pcsRFQ
1808J0250683MDT Image
  • Part#:1808J0250683MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V X7R 1808
  • In Stock:101569
$0.196/pcsRFQ
0805J1000391FFR Image
  • Part#:0805J1000391FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 0805
  • In Stock:82765
$0.287/pcsRFQ
2225Y5000472JCR Image
  • Part#:2225Y5000472JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V C0G/NP0 2225
  • In Stock:49227
$0.768/pcsRFQ
1206Y5000821FAR Image
  • Part#:1206Y5000821FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 1206
  • In Stock:57833
$0.536/pcsRFQ
1812J2000224JXR Image
  • Part#:1812J2000224JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 200V X7R 1812
  • In Stock:72213
$0.437/pcsRFQ
1812Y0630822KER Image
  • Part#:1812Y0630822KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 1812
  • In Stock:87189
$0.405/pcsRFQ
1206J1K00330KQT Image
  • Part#:1206J1K00330KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 1206
  • In Stock:95742
$0.207/pcsRFQ
1808J1K20180JCR Image
  • Part#:1808J1K20180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.2KV C0G/NP0 1808
  • In Stock:136855
$0.148/pcsRFQ
2220Y5000472MXT Image
  • Part#:2220Y5000472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V X7R 2220
  • In Stock:78061
$0.482/pcsRFQ
1206Y1K04P00DQT Image
  • Part#:1206Y1K04P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 1KV C0G/NP0 1206
  • In Stock:109038
$0.216/pcsRFQ
0805J0504P70HQT Image
  • Part#:0805J0504P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 0805
  • In Stock:80793
$0.485/pcsRFQ
1812J0160273KFT Image
  • Part#:1812J0160273KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 1812
  • In Stock:60197
$0.525/pcsRFQ
1206Y1003P30DFR Image
  • Part#:1206Y1003P30DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 100V C0G/NP0 1206
  • In Stock:214280
$0.113/pcsRFQ
1206Y2500122GCR Image
  • Part#:1206Y2500122GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V C0G/NP0 1206
  • In Stock:108930
$0.214/pcsRFQ
1808J0100393JXR Image
  • Part#:1808J0100393JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 10V X7R 1808
  • In Stock:116660
$0.162/pcsRFQ
1206J2500681MDR Image
  • Part#:1206J2500681MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 1206
  • In Stock:218493
$0.107/pcsRFQ
1808Y1000224JDT Image
  • Part#:1808Y1000224JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 100V X7R 1808
  • In Stock:81500
$0.39/pcsRFQ
1812J2000470FCT Image
  • Part#:1812J2000470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 1812
  • In Stock:37806
$0.849/pcsRFQ
1210J1000390GFT Image
  • Part#:1210J1000390GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1210
  • In Stock:77756
$0.447/pcsRFQ
2225Y0500185JDR Image
  • Part#:2225Y0500185JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 50V X7R 2225
  • In Stock:20479
$1.921/pcsRFQ
2225J5000120KFR Image
  • Part#:2225J5000120KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 2225
  • In Stock:33881
$0.991/pcsRFQ
0505J1000270GQT Image
  • Part#:0505J1000270GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 0505
  • In Stock:64439
$0.351/pcsRFQ
1111Y250P700BQT Image
  • Part#:1111Y250P700BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 250V C0G/NP0 1111
  • In Stock:73457
$0.278/pcsRFQ
2225Y1000223JDT Image
  • Part#:2225Y1000223JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 2225
  • In Stock:22131
$1.38/pcsRFQ
1808J0100152GCT Image
  • Part#:1808J0100152GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 10V C0G/NP0 1808
  • In Stock:114152
$0.194/pcsRFQ
  • Part#:2225Y3K00180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:50696
$0.678/pcsRFQ
0603Y0100562MXT Image
  • Part#:0603Y0100562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 10V X7R 0603
  • In Stock:440268
$0.047/pcsRFQ
0805Y1506P20DQT Image
  • Part#:0805Y1506P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 150V C0G/NP0 0805
  • In Stock:161468
$0.147/pcsRFQ
2225Y0160274FCT Image
  • Part#:2225Y0160274FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V C0G/NP0 2225
  • In Stock:4759
$6.872/pcsRFQ
2220J1000333MDT Image
  • Part#:2220J1000333MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 2220
  • In Stock:41321
$0.876/pcsRFQ
0805Y0250151KFT Image
  • Part#:0805Y0250151KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 0805
  • In Stock:243768
$0.083/pcsRFQ
1808Y0160121FFR Image
  • Part#:1808Y0160121FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1808
  • In Stock:62397
$0.529/pcsRFQ
1825Y3K00821MXT Image
  • Part#:1825Y3K00821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 3KV X7R 1825
  • In Stock:63304
$0.615/pcsRFQ
1206Y5000151MET Image
  • Part#:1206Y5000151MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V X7R 1206
  • In Stock:222295
$0.108/pcsRFQ
1808Y2005P60DFR Image
  • Part#:1808Y2005P60DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 200V C0G/NP0 1808
  • In Stock:90267
$0.218/pcsRFQ
1808Y0500221KFR Image
  • Part#:1808Y0500221KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 1808
  • In Stock:143063
$0.164/pcsRFQ
1812Y5000272FFT Image
  • Part#:1812Y5000272FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V C0G/NP0 1812
  • In Stock:31857
$1.196/pcsRFQ
1206Y0250122MDR Image
  • Part#:1206Y0250122MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V X7R 1206
  • In Stock:197435
$0.103/pcsRFQ
1210Y0100393JCR Image
  • Part#:1210Y0100393JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 10V C0G/NP0 1210
  • In Stock:71365
$0.323/pcsRFQ
2225Y2500183FCT Image
  • Part#:2225Y2500183FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V C0G 2225
  • In Stock:7535
$4.424/pcsRFQ
2225J0100681KCT Image
  • Part#:2225J0100681KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 2225
  • In Stock:40392
$0.821/pcsRFQ
2225Y2500391JCR Image
  • Part#:2225Y2500391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 2225
  • In Stock:39045
$0.945/pcsRFQ
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