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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

1812Y2000681JAT Image
  • Part#:1812Y2000681JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 1812
  • In Stock:74992
$0.511/pcsRFQ
2225Y0160823GCR Image
  • Part#:2225Y0160823GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V C0G/NP0 2225
  • In Stock:16471
$2.247/pcsRFQ
1210Y2K00391KXR Image
  • Part#:1210Y2K00391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 2KV X7R 1210
  • In Stock:182464
$0.129/pcsRFQ
1210Y0500562KXR Image
  • Part#:1210Y0500562KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V X7R 1210
  • In Stock:138934
$0.141/pcsRFQ
0805Y0631P90BQT Image
  • Part#:0805Y0631P90BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 63V C0G/NP0 0805
  • In Stock:123283
$0.154/pcsRFQ
1210Y1K20221FCT Image
  • Part#:1210Y1K20221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.2KV C0G/NP0 1210
  • In Stock:65855
$0.518/pcsRFQ
2225J0630474KDT Image
  • Part#:2225J0630474KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 2225
  • In Stock:32509
$1.129/pcsRFQ
2225Y4K00222MXR Image
  • Part#:2225Y4K00222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 4KV X7R 2225
  • In Stock:71106
$0.425/pcsRFQ
0805Y0630331GFR Image
  • Part#:0805Y0630331GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 0805
  • In Stock:155934
$0.14/pcsRFQ
1206J0160333FCR Image
  • Part#:1206J0160333FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V C0G/NP0 1206
  • In Stock:52543
$0.582/pcsRFQ
1812J6300330KCR Image
  • Part#:1812J6300330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 630V C0G/NP0 1812
  • In Stock:84151
$0.243/pcsRFQ
1808Y0250222GCR Image
  • Part#:1808Y0250222GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 1808
  • In Stock:106041
$0.187/pcsRFQ
2220J2000332KCT Image
  • Part#:2220J2000332KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 2220
  • In Stock:54153
$0.718/pcsRFQ
1808YA250222KXTSP Image
  • Part#:1808YA250222KXTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V X7R 1808
  • In Stock:79458
$0.38/pcsRFQ
1111J6300221JQT Image
  • Part#:1111J6300221JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 630V C0G/NP0 1111
  • In Stock:84182
$0.438/pcsRFQ
2211JA250391FCRSPU Image
  • Part#:2211JA250391FCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 2211
  • In Stock:17738
$2.213/pcsRFQ
0805Y0100182GCT Image
  • Part#:0805Y0100182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 10V C0G/NP0 0805
  • In Stock:155078
$0.137/pcsRFQ
1808Y2500152KDR Image
  • Part#:1808Y2500152KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V X7R 1808
  • In Stock:123024
$0.169/pcsRFQ
2220Y0160393MXT Image
  • Part#:2220Y0160393MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 2220
  • In Stock:55714
$0.683/pcsRFQ
0805J2500150FCT Image
  • Part#:0805J2500150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 0805
  • In Stock:116890
$0.204/pcsRFQ
1206Y0630332KER Image
  • Part#:1206Y0630332KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V X7R 1206
  • In Stock:191485
$0.107/pcsRFQ
2220Y0500390FFT Image
  • Part#:2220Y0500390FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 2220
  • In Stock:8003
$4.287/pcsRFQ
2225J1K00273JXT Image
  • Part#:2225J1K00273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 1KV X7R 2225
  • In Stock:37744
$0.981/pcsRFQ
1808Y0500153KCR Image
  • Part#:1808Y0500153KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V C0G/NP0 1808
  • In Stock:113673
$0.196/pcsRFQ
1825J2K00471GCR Image
  • Part#:1825J2K00471GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 2KV C0G/NP0 1825
  • In Stock:32882
$1.108/pcsRFQ
0603Y0500221JAT Image
  • Part#:0603Y0500221JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 0603
  • In Stock:284089
$0.08/pcsRFQ
1206J1000391GAR Image
  • Part#:1206J1000391GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1206
  • In Stock:109729
$0.213/pcsRFQ
1825Y0100181KCT Image
  • Part#:1825Y0100181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 10V C0G/NP0 1825
  • In Stock:41567
$0.9/pcsRFQ
1210Y0630182KET Image
  • Part#:1210Y0630182KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V X7R 1210
  • In Stock:96986
$0.234/pcsRFQ
1210Y5000222JAR Image
  • Part#:1210Y5000222JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1210
  • In Stock:78738
$0.278/pcsRFQ
1808J0630123JCR Image
  • Part#:1808J0630123JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1808
  • In Stock:135651
$0.17/pcsRFQ
2220Y2K50472MXR Image
  • Part#:2220Y2K50472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 2.5KV X7R 2220
  • In Stock:62654
$0.572/pcsRFQ
2225Y2K50822MXT Image
  • Part#:2225Y2K50822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 2.5KV X7R 2225
  • In Stock:37750
$0.943/pcsRFQ
1808J0100471KXT Image
  • Part#:1808J0100471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 10V X7R 1808
  • In Stock:189703
$0.123/pcsRFQ
  • Part#:0805J1000472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V X7R 0805
  • In Stock:333446
$0.056/pcsRFQ
1111J1K06P20DQT Image
  • Part#:1111J1K06P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 1KV C0G/NP0 1111
  • In Stock:68933
$0.322/pcsRFQ
1812J1000470JAT Image
  • Part#:1812J1000470JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 1812
  • In Stock:102874
$0.369/pcsRFQ
1812J1K00153JDT Image
  • Part#:1812J1K00153JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1KV X7R 1812
  • In Stock:66172
$0.532/pcsRFQ
1210J2000470KAT Image
  • Part#:1210J2000470KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 1210
  • In Stock:88075
$0.257/pcsRFQ
1111Y500P600BQT Image
  • Part#:1111Y500P600BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 500V C0G/NP0 1111
  • In Stock:77352
$0.277/pcsRFQ
1808J0160151MXT Image
  • Part#:1808J0160151MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V X7R 1808
  • In Stock:175498
$0.121/pcsRFQ
1206Y0630120KQT Image
  • Part#:1206Y0630120KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1206
  • In Stock:101334
$0.206/pcsRFQ
1206J1006P20CQT Image
  • Part#:1206J1006P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 100V C0G/NP0 1206
  • In Stock:84787
$0.257/pcsRFQ
0805Y2004P70CAT Image
  • Part#:0805Y2004P70CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 200V C0G/NP0 0805
  • In Stock:144007
$0.147/pcsRFQ
1808YA250121JCTPY2 Image
  • Part#:1808YA250121JCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 1808
  • In Stock:60641
$0.337/pcsRFQ
1812Y5000331FCT Image
  • Part#:1812Y5000331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 1812
  • In Stock:55997
$0.686/pcsRFQ
1812Y2500394KXR Image
  • Part#:1812Y2500394KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 250V X7R 1812
  • In Stock:72304
$0.505/pcsRFQ
1206Y2500510JQT Image
  • Part#:1206Y2500510JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 250V C0G/NP0 1206
  • In Stock:116052
$0.182/pcsRFQ
2225Y1000223GFT Image
  • Part#:2225Y1000223GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V C0G 2225
  • In Stock:8515
$3.591/pcsRFQ
0805J5000100MDR Image
  • Part#:0805J5000100MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V X7R 0805
  • In Stock:296108
$0.071/pcsRFQ
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