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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

1812Y5000331GFR Image
  • Part#:1812Y5000331GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 1812
  • In Stock:60262
$0.541/pcsRFQ
0805Y1000151GFT Image
  • Part#:0805Y1000151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 0805
  • In Stock:117009
$0.163/pcsRFQ
1812Y0160330KCR Image
  • Part#:1812Y0160330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1812
  • In Stock:86583
$0.279/pcsRFQ
1825J6300392FCR Image
  • Part#:1825J6300392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V C0G/NP0 1825
  • In Stock:14423
$2.129/pcsRFQ
1206Y0506P80BAR Image
  • Part#:1206Y0506P80BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 1206
  • In Stock:100151
$0.369/pcsRFQ
0603Y0100332MXR Image
  • Part#:0603Y0100332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 10V X7R 0603
  • In Stock:468032
$0.046/pcsRFQ
  • Part#:1206Y0160271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:214801
$0.09/pcsRFQ
0603J2503P90BFR Image
  • Part#:0603J2503P90BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 250V C0G/NP0 0603
  • In Stock:113618
$0.209/pcsRFQ
1206Y2000150KFR Image
  • Part#:1206Y2000150KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 1206
  • In Stock:192914
$0.118/pcsRFQ
2225J0630470JCR Image
  • Part#:2225J0630470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 2225
  • In Stock:43121
$0.802/pcsRFQ
1808Y5000101GFR Image
  • Part#:1808Y5000101GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1808
  • In Stock:102572
$0.373/pcsRFQ
2220Y0160122FCR Image
  • Part#:2220Y0160122FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 2220
  • In Stock:14341
$2.683/pcsRFQ
1808Y0160822JCT Image
  • Part#:1808Y0160822JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V C0G/NP0 1808
  • In Stock:139666
$0.165/pcsRFQ
1206J6301P80BAR Image
  • Part#:1206J6301P80BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 630V C0G/NP0 1206
  • In Stock:91001
$0.417/pcsRFQ
0805J5001P80CAR Image
  • Part#:0805J5001P80CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 500V C0G/NP0 0805
  • In Stock:192242
$0.122/pcsRFQ
0805Y2000241FQT Image
  • Part#:0805Y2000241FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 240PF 200V C0G/NP0 0805
  • In Stock:48474
$0.75/pcsRFQ
0805Y2006P80CFT Image
  • Part#:0805Y2006P80CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 200V C0G/NP0 0805
  • In Stock:159353
$0.147/pcsRFQ
2220Y0250391JCT Image
  • Part#:2220Y0250391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V C0G/NP0 2220
  • In Stock:40226
$0.761/pcsRFQ
0603J0502P70BCT Image
  • Part#:0603J0502P70BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 50V C0G/NP0 0603
  • In Stock:131906
$0.149/pcsRFQ
1111J5001P70BQT Image
  • Part#:1111J5001P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 500V C0G/NP0 1111
  • In Stock:70409
$0.302/pcsRFQ
1808J2500470JCT Image
  • Part#:1808J2500470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1808
  • In Stock:160431
$0.129/pcsRFQ
1210Y0500560KCT Image
  • Part#:1210Y0500560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1210
  • In Stock:125022
$0.162/pcsRFQ
1210Y6300331FCT Image
  • Part#:1210Y6300331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 630V C0G/NP0 1210
  • In Stock:66068
$0.471/pcsRFQ
2225Y0250332KCR Image
  • Part#:2225Y0250332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 2225
  • In Stock:44252
$0.895/pcsRFQ
0505Y3000220JQT Image
  • Part#:0505Y3000220JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 300V C0G/NP0 0505
  • In Stock:95541
$0.198/pcsRFQ
  • Part#:2225J0160390JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:30584
$1.247/pcsRFQ
1812Y0250333JCT Image
  • Part#:1812Y0250333JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V C0G/NP0 1812
  • In Stock:67764
$0.475/pcsRFQ
1812J0160224MXR Image
  • Part#:1812J0160224MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 16V X7R 1812
  • In Stock:87443
$0.263/pcsRFQ
0805J1000821MXRE03 Image
  • Part#:0805J1000821MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V X7R 0805
  • In Stock:106285
$0.205/pcsRFQ
2225Y0630333KFT Image
  • Part#:2225Y0630333KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V C0G/NP0 2225
  • In Stock:21310
$1.846/pcsRFQ
2220Y5000334MDR Image
  • Part#:2220Y5000334MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 500V X7R 2220
  • In Stock:28904
$1.176/pcsRFQ
  • Part#:1825Y1000472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:55122
$0.672/pcsRFQ
1210Y5000182FCT Image
  • Part#:1210Y5000182FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V C0G/NP0 1210
  • In Stock:67364
$0.514/pcsRFQ
1206Y2500331FFT Image
  • Part#:1206Y2500331FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 1206
  • In Stock:74431
$0.509/pcsRFQ
1812Y2K00470FCT Image
  • Part#:1812Y2K00470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2KV C0G/NP0 1812
  • In Stock:43194
$0.766/pcsRFQ
1210Y0160472KCT Image
  • Part#:1210Y0160472KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 1210
  • In Stock:103513
$0.185/pcsRFQ
2225Y2000392FFT Image
  • Part#:2225Y2000392FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V C0G/NP0 2225
  • In Stock:6561
$6.022/pcsRFQ
0805Y0630221JDR Image
  • Part#:0805Y0630221JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V X7R 0805
  • In Stock:220919
$0.09/pcsRFQ
1808J0630390MDT Image
  • Part#:1808J0630390MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V X7R 1808
  • In Stock:125915
$0.172/pcsRFQ
1825Y5000474MXR Image
  • Part#:1825Y5000474MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 500V X7R 1825
  • In Stock:27773
$1.196/pcsRFQ
0805J1000821KFT Image
  • Part#:0805J1000821KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 0805
  • In Stock:226640
$0.106/pcsRFQ
1825Y2K00150JCR Image
  • Part#:1825Y2K00150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2KV C0G/NP0 1825
  • In Stock:53220
$0.637/pcsRFQ
1825J0500472JCR Image
  • Part#:1825J0500472JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 1825
  • In Stock:42409
$0.748/pcsRFQ
1210Y5000100GCT Image
  • Part#:1210Y5000100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 1210
  • In Stock:86737
$0.226/pcsRFQ
1808J0160473KDT Image
  • Part#:1808J0160473KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V X7R 1808
  • In Stock:102569
$0.204/pcsRFQ
0805J0102P20CCT Image
  • Part#:0805J0102P20CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 10V C0G/NP0 0805
  • In Stock:224756
$0.087/pcsRFQ
1812J2000562KAT Image
  • Part#:1812J2000562KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V C0G/NP0 1812
  • In Stock:67454
$0.517/pcsRFQ
2225Y0100271GCT Image
  • Part#:2225Y0100271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V C0G/NP0 2225
  • In Stock:18312
$1.901/pcsRFQ
0603Y0160392KXT Image
  • Part#:0603Y0160392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V X7R 0603
  • In Stock:418495
$0.048/pcsRFQ
2220J3K00560GCR Image
  • Part#:2220J3K00560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 3KV C0G/NP0 2220
  • In Stock:38989
$0.986/pcsRFQ
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