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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

1206J0251P80CFR Image
  • Part#:1206J0251P80CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 25V C0G/NP0 1206
  • In Stock:125714
$0.159/pcsRFQ
  • Part#:0603J1000680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 0603
  • In Stock:574095
$0.037/pcsRFQ
1812J1K00102GAR Image
  • Part#:1812J1K00102GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV C0G/NP0 1812
  • In Stock:52021
$0.718/pcsRFQ
1812Y0500333KET Image
  • Part#:1812Y0500333KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 1812
  • In Stock:83180
$0.438/pcsRFQ
1210J2000561FCR Image
  • Part#:1210J2000561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 1210
  • In Stock:52633
$0.578/pcsRFQ
1206J1K00151GFR Image
  • Part#:1206J1K00151GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 1206
  • In Stock:73449
$0.257/pcsRFQ
1210Y2500391FFT Image
  • Part#:1210Y2500391FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1210
  • In Stock:41263
$0.901/pcsRFQ
2225J5K00220FCT Image
  • Part#:2225J5K00220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 5KV C0G/NP0 2225
  • In Stock:16900
$1.94/pcsRFQ
1812Y2K50120FCR Image
  • Part#:1812Y2K50120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2.5KV C0G/NP0 1812
  • In Stock:37145
$0.939/pcsRFQ
1210Y1K00821MDT Image
  • Part#:1210Y1K00821MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV X7R 1210
  • In Stock:142635
$0.164/pcsRFQ
0805Y0630821KAT Image
  • Part#:0805Y0630821KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 0805
  • In Stock:257364
$0.09/pcsRFQ
0805Y6300331JXT Image
  • Part#:0805Y6300331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 630V X7R 0805
  • In Stock:253661
$0.077/pcsRFQ
0603J0631P50BAT Image
  • Part#:0603J0631P50BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 63V C0G/NP0 0603
  • In Stock:89200
$0.223/pcsRFQ
0805Y0500102GFT Image
  • Part#:0805Y0500102GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 0805
  • In Stock:113684
$0.165/pcsRFQ
0603Y0160680KFR Image
  • Part#:0603Y0160680KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 16V C0G/NP0 0603
  • In Stock:264437
$0.091/pcsRFQ
0603J1000331GAT Image
  • Part#:0603J1000331GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 0603
  • In Stock:140280
$0.15/pcsRFQ
2220Y1K20331MXT Image
  • Part#:2220Y1K20331MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.2KV X7R 2220
  • In Stock:69220
$0.484/pcsRFQ
  • Part#:1206J1000181MCTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1206
  • In Stock:80300
$0.259/pcsRFQ
0805Y2500390KFR Image
  • Part#:0805Y2500390KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 0805
  • In Stock:253885
$0.082/pcsRFQ
2220Y6300271KCT Image
  • Part#:2220Y6300271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 630V C0G/NP0 2220
  • In Stock:65324
$0.588/pcsRFQ
1812J5000562GFT Image
  • Part#:1812J5000562GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V C0G/NP0 1812
  • In Stock:50332
$0.739/pcsRFQ
1206Y3001P90CQT Image
  • Part#:1206Y3001P90CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 300V C0G/NP0 1206
  • In Stock:136324
$0.171/pcsRFQ
1812YA250180JCRPY2 Image
  • Part#:1812YA250180JCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1812
  • In Stock:103676
$0.362/pcsRFQ
1825J0100563MXR Image
  • Part#:1825J0100563MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V X7R 1825
  • In Stock:64063
$0.611/pcsRFQ
1206J0160222MDT Image
  • Part#:1206J0160222MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V X7R 1206
  • In Stock:210022
$0.105/pcsRFQ
2225Y1000394KDR Image
  • Part#:2225Y1000394KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 100V X7R 2225
  • In Stock:27000
$1.35/pcsRFQ
0805Y0160270GCR Image
  • Part#:0805Y0160270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 0805
  • In Stock:241350
$0.095/pcsRFQ
1210Y0630333JDT Image
  • Part#:1210Y0630333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1210
  • In Stock:77518
$0.28/pcsRFQ
1812Y0160153JCR Image
  • Part#:1812Y0160153JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1812
  • In Stock:87559
$0.379/pcsRFQ
2220J1000223GFT Image
  • Part#:2220J1000223GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V C0G 2220
  • In Stock:13342
$2.529/pcsRFQ
0805Y2004P30CQT Image
  • Part#:0805Y2004P30CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 200V C0G/NP0 0805
  • In Stock:132122
$0.155/pcsRFQ
1812J0250822FFT Image
  • Part#:1812J0250822FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V C0G/NP0 1812
  • In Stock:23671
$1.571/pcsRFQ
1825Y2000181JCT Image
  • Part#:1825Y2000181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1825
  • In Stock:36364
$0.971/pcsRFQ
1210Y1K20222JXT Image
  • Part#:1210Y1K20222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.2KV X7R 1210
  • In Stock:105335
$0.224/pcsRFQ
0805Y2000123KXR Image
  • Part#:0805Y2000123KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 0805
  • In Stock:304787
$0.066/pcsRFQ
0805J5000560FAR Image
  • Part#:0805J5000560FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 0805
  • In Stock:75580
$0.254/pcsRFQ
1825J0630152KCR Image
  • Part#:1825J0630152KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 1825
  • In Stock:48401
$0.684/pcsRFQ
2220J2500102GCT Image
  • Part#:2220J2500102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 2220
  • In Stock:28485
$1.278/pcsRFQ
0805Y0630150KAR Image
  • Part#:0805Y0630150KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 0805
  • In Stock:257682
$0.074/pcsRFQ
2225Y2500150GFR Image
  • Part#:2225Y2500150GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 2225
  • In Stock:13166
$2.562/pcsRFQ
0805J1505P10CQT Image
  • Part#:0805J1505P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 150V C0G/NP0 0805
  • In Stock:155937
$0.151/pcsRFQ
1206Y6300470KQT Image
  • Part#:1206Y6300470KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 630V C0G/NP0 1206
  • In Stock:118054
$0.185/pcsRFQ
2225Y2000270FFR Image
  • Part#:2225Y2000270FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 2225
  • In Stock:6679
$4.827/pcsRFQ
2220J0100102KCR Image
  • Part#:2220J0100102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 10V C0G/NP0 2220
  • In Stock:46892
$0.635/pcsRFQ
1808Y2500331JCT Image
  • Part#:1808Y2500331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 1808
  • In Stock:150450
$0.143/pcsRFQ
0603Y0630273KXR Image
  • Part#:0603Y0630273KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V X7R 0603
  • In Stock:400360
$0.052/pcsRFQ
2220J6300392JXT Image
  • Part#:2220J6300392JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V X7R 2220
  • In Stock:58940
$0.559/pcsRFQ
  • Part#:2220J0630224KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:53953
$0.585/pcsRFQ
1812Y5000333KDT Image
  • Part#:1812Y5000333KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 500V X7R 1812
  • In Stock:94583
$0.41/pcsRFQ
2225J2K00821KXT Image
  • Part#:2225J2K00821KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2KV X7R 2225
  • In Stock:55223
$0.609/pcsRFQ
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