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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

1808J6300473JXT Image
  • Part#:1808J6300473JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 630V X7R 1808
  • In Stock:80536
$0.294/pcsRFQ
0805J0500360FQT Image
  • Part#:0805J0500360FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 50V C0G/NP0 0805
  • In Stock:63550
$0.534/pcsRFQ
0805Y0630222FFR Image
  • Part#:0805Y0630222FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 0805
  • In Stock:63941
$0.478/pcsRFQ
2220Y5000223MDR Image
  • Part#:2220Y5000223MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 500V X7R 2220
  • In Stock:50286
$0.652/pcsRFQ
1111Y1500200GQT Image
  • Part#:1111Y1500200GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 150V C0G/NP0 1111
  • In Stock:64650
$0.524/pcsRFQ
2225J1000563JCT Image
  • Part#:2225J1000563JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 100V C0G 2225
  • In Stock:22395
$1.416/pcsRFQ
1210Y0100184JXR Image
  • Part#:1210Y0100184JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V X7R 1210
  • In Stock:95691
$0.215/pcsRFQ
1808J0500102KDR Image
  • Part#:1808J0500102KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V X7R 1808
  • In Stock:124957
$0.19/pcsRFQ
1812Y1K00332KAT Image
  • Part#:1812Y1K00332KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV C0G/NP0 1812
  • In Stock:52847
$0.674/pcsRFQ
1825Y1K00563KXR Image
  • Part#:1825Y1K00563KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 1KV X7R 1825
  • In Stock:46790
$0.754/pcsRFQ
0805Y2500471GCT Image
  • Part#:0805Y2500471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 0805
  • In Stock:142078
$0.137/pcsRFQ
0805Y1000680GQT Image
  • Part#:0805Y1000680GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 0805
  • In Stock:86863
$0.386/pcsRFQ
1808JA258P20DCRSY2 Image
  • Part#:1808JA258P20DCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 1808
  • In Stock:73943
$0.316/pcsRFQ
1206J1K50822MXT Image
  • Part#:1206J1K50822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1.5KV X7R 1206
  • In Stock:204149
$0.106/pcsRFQ
0805Y0100180JCR Image
  • Part#:0805Y0100180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 10V C0G/NP0 0805
  • In Stock:420431
$0.055/pcsRFQ
1812J0630123FFT Image
  • Part#:1812J0630123FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1812
  • In Stock:17475
$1.758/pcsRFQ
0805Y1000151MXT Image
  • Part#:0805Y1000151MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V X7R 0805
  • In Stock:359595
$0.063/pcsRFQ
0805J0630102FAR Image
  • Part#:0805J0630102FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 0805
  • In Stock:75217
$0.292/pcsRFQ
1206Y1K02P40DQT Image
  • Part#:1206Y1K02P40DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 1KV C0G/NP0 1206
  • In Stock:109819
$0.194/pcsRFQ
1111Y1001P90CQT Image
  • Part#:1111Y1001P90CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 100V C0G/NP0 1111
  • In Stock:70551
$0.28/pcsRFQ
1808Y0500821GCR Image
  • Part#:1808Y0500821GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1808
  • In Stock:119179
$0.197/pcsRFQ
0603J0100151FCT Image
  • Part#:0603J0100151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 10V C0G/NP0 0603
  • In Stock:89191
$0.217/pcsRFQ
1206J1000152KCT Image
  • Part#:1206J1000152KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1206
  • In Stock:191410
$0.104/pcsRFQ
1808Y5000332JXT Image
  • Part#:1808Y5000332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 1808
  • In Stock:137252
$0.159/pcsRFQ
1812Y2500154MXT Image
  • Part#:1812Y2500154MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 250V X7R 1812
  • In Stock:60897
$0.349/pcsRFQ
1812Y0500560JAT Image
  • Part#:1812Y0500560JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1812
  • In Stock:67701
$0.439/pcsRFQ
0603Y2000151MXT Image
  • Part#:0603Y2000151MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V X7R 0603
  • In Stock:473263
$0.047/pcsRFQ
1825Y2500122GCR Image
  • Part#:1825Y2500122GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V C0G/NP0 1825
  • In Stock:23510
$1.565/pcsRFQ
1206J2K00471MXR Image
  • Part#:1206J2K00471MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 2KV X7R 1206
  • In Stock:322411
$0.07/pcsRFQ
1812J1K20391GCR Image
  • Part#:1812J1K20391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.2KV C0G/NP0 1812
  • In Stock:73865
$0.525/pcsRFQ
1206Y6300330KCT Image
  • Part#:1206Y6300330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 630V C0G/NP0 1206
  • In Stock:279444
$0.078/pcsRFQ
2225Y2500101GFT Image
  • Part#:2225Y2500101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 2225
  • In Stock:15042
$2.6/pcsRFQ
1206Y0160222MDT Image
  • Part#:1206Y0160222MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V X7R 1206
  • In Stock:218395
$0.11/pcsRFQ
1206Y0160393MDT Image
  • Part#:1206Y0160393MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 1206
  • In Stock:158003
$0.125/pcsRFQ
1808Y1000682MDT Image
  • Part#:1808Y1000682MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V X7R 1808
  • In Stock:108820
$0.183/pcsRFQ
0603J0251P50DFR Image
  • Part#:0603J0251P50DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 25V C0G/NP0 0603
  • In Stock:241282
$0.085/pcsRFQ
0603J2000270KCR Image
  • Part#:0603J2000270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 0603
  • In Stock:424327
$0.049/pcsRFQ
1206Y1000220KCR Image
  • Part#:1206Y1000220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1206
  • In Stock:251916
$0.075/pcsRFQ
2220Y2000334MXT Image
  • Part#:2220Y2000334MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 200V X7R 2220
  • In Stock:47026
$0.8/pcsRFQ
1812J0500220FFR Image
  • Part#:1812J0500220FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 1812
  • In Stock:23849
$1.314/pcsRFQ
2220Y2000824JXR Image
  • Part#:2220Y2000824JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 200V X7R 2220
  • In Stock:26528
$1.309/pcsRFQ
1808J1K08P20BCT Image
  • Part#:1808J1K08P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 1KV C0G/NP0 1808
  • In Stock:78634
$0.379/pcsRFQ
1206Y0250153KDT Image
  • Part#:1206Y0250153KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V X7R 1206
  • In Stock:174982
$0.115/pcsRFQ
1825J5000221JXT Image
  • Part#:1825J5000221JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V X7R 1825
  • In Stock:44659
$0.692/pcsRFQ
1812J0630823JCR Image
  • Part#:1812J0630823JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V C0G/NP0 1812
  • In Stock:42918
$0.885/pcsRFQ
1825Y1K50123JXR Image
  • Part#:1825Y1K50123JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 1.5KV X7R 1825
  • In Stock:34762
$0.938/pcsRFQ
1210J1000180GAT Image
  • Part#:1210J1000180GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 1210
  • In Stock:68136
$0.444/pcsRFQ
1808J4K05P60BCT Image
  • Part#:1808J4K05P60BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 4KV C0G/NP0 1808
  • In Stock:57032
$0.339/pcsRFQ
1825Y0250680KCR Image
  • Part#:1825Y0250680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1825
  • In Stock:44737
$0.849/pcsRFQ
1808J1000682JXR Image
  • Part#:1808J1000682JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V X7R 1808
  • In Stock:142232
$0.143/pcsRFQ
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