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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

0805J5000680JAR Image
  • Part#:0805J5000680JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 0805
  • In Stock:317566
$0.071/pcsRFQ
1206J1K50151GCR Image
  • Part#:1206J1K50151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.5KV C0G/NP0 1206
  • In Stock:111395
$0.197/pcsRFQ
0805Y2000222MET Image
  • Part#:0805Y2000222MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V X7R 0805
  • In Stock:233613
$0.095/pcsRFQ
1808J6300181GCR Image
  • Part#:1808J6300181GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V C0G/NP0 1808
  • In Stock:83852
$0.259/pcsRFQ
1812Y2000470GFR Image
  • Part#:1812Y2000470GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 1812
  • In Stock:50217
$0.722/pcsRFQ
2225Y1000334KXT Image
  • Part#:2225Y1000334KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 100V X7R 2225
  • In Stock:33579
$0.948/pcsRFQ
1812J6300392KAR Image
  • Part#:1812J6300392KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V C0G/NP0 1812
  • In Stock:82350
$0.475/pcsRFQ
1111Y5000150GQT Image
  • Part#:1111Y5000150GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 1111
  • In Stock:59471
$0.605/pcsRFQ
2225Y4K00101JCR Image
  • Part#:2225Y4K00101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 4KV C0G/NP0 2225
  • In Stock:72273
$0.465/pcsRFQ
2220Y0630562FFT Image
  • Part#:2220Y0630562FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 2220
  • In Stock:8223
$4.066/pcsRFQ
2220J1K00151GFT Image
  • Part#:2220J1K00151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 2220
  • In Stock:28023
$1.263/pcsRFQ
2220Y2000820KCR Image
  • Part#:2220Y2000820KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 2220
  • In Stock:48479
$0.814/pcsRFQ
0805Y1505P60HQT Image
  • Part#:0805Y1505P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 150V C0G/NP0 0805
  • In Stock:69406
$0.54/pcsRFQ
0603Y1500910KQT Image
  • Part#:0603Y1500910KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 150V C0G/NP0 0603
  • In Stock:184858
$0.12/pcsRFQ
2225J0250274KDT Image
  • Part#:2225J0250274KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 25V X7R 2225
  • In Stock:34715
$1.138/pcsRFQ
2220Y1K50682JXT Image
  • Part#:2220Y1K50682JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1.5KV X7R 2220
  • In Stock:51880
$0.692/pcsRFQ
1808Y2K00121KXT Image
  • Part#:1808Y2K00121KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 2KV X7R 1808
  • In Stock:130292
$0.171/pcsRFQ
0505J0500510JQT Image
  • Part#:0505J0500510JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 50V C0G/NP0 0505
  • In Stock:118982
$0.19/pcsRFQ
1210Y0160273JFR Image
  • Part#:1210Y0160273JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 1210
  • In Stock:79031
$0.422/pcsRFQ
1812J6300271JXR Image
  • Part#:1812J6300271JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 630V X7R 1812
  • In Stock:86528
$0.259/pcsRFQ
1812Y1000182FFR Image
  • Part#:1812Y1000182FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 1812
  • In Stock:19439
$1.553/pcsRFQ
2225Y0160223JXT Image
  • Part#:2225Y0160223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V X7R 2225
  • In Stock:41630
$0.944/pcsRFQ
2220J5000152KFT Image
  • Part#:2220J5000152KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 2220
  • In Stock:42981
$0.762/pcsRFQ
1210J1000822KCT Image
  • Part#:1210J1000822KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V C0G/NP0 1210
  • In Stock:97259
$0.241/pcsRFQ
0603Y2000472KXT Image
  • Part#:0603Y2000472KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 0603
  • In Stock:317707
$0.072/pcsRFQ
2220Y5000103JFT Image
  • Part#:2220Y5000103JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V C0G 2220
  • In Stock:41665
$0.919/pcsRFQ
0805J0500102GCT Image
  • Part#:0805J0500102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 0805
  • In Stock:188392
$0.11/pcsRFQ
  • Part#:1825Y0630153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:43360
$0.814/pcsRFQ
1812J0630180GAR Image
  • Part#:1812J0630180GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 1812
  • In Stock:48165
$0.792/pcsRFQ
1210Y1000222FFR Image
  • Part#:1210Y1000222FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1210
  • In Stock:40869
$0.963/pcsRFQ
1210J2500472KFR Image
  • Part#:1210J2500472KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V C0G/NP0 1210
  • In Stock:65308
$0.338/pcsRFQ
0805J2002P70DFR Image
  • Part#:0805J2002P70DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 200V C0G/NP0 0805
  • In Stock:234033
$0.08/pcsRFQ
1808J1K00122KFT Image
  • Part#:1808J1K00122KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 1808
  • In Stock:76855
$0.314/pcsRFQ
1210Y6300472KXT Image
  • Part#:1210Y6300472KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 630V X7R 1210
  • In Stock:157830
$0.13/pcsRFQ
1210J2500333KDT Image
  • Part#:1210J2500333KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 1210
  • In Stock:85603
$0.269/pcsRFQ
1206J1000220GCT Image
  • Part#:1206J1000220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1206
  • In Stock:164634
$0.141/pcsRFQ
1812Y6K00221KXT Image
  • Part#:1812Y6K00221KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 6KV X7R 1812
  • In Stock:80880
$0.287/pcsRFQ
1206J1000153JXT Image
  • Part#:1206J1000153JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 100V X7R 1206
  • In Stock:208019
$0.108/pcsRFQ
1812J2500154MXR Image
  • Part#:1812J2500154MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 250V X7R 1812
  • In Stock:81654
$0.287/pcsRFQ
2211JA250681JCRSP Image
  • Part#:2211JA250681JCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 2211
  • In Stock:34302
$1.088/pcsRFQ
1206Y0630181KAR Image
  • Part#:1206Y0630181KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1206
  • In Stock:180215
$0.123/pcsRFQ
2220Y0160182GCR Image
  • Part#:2220Y0160182GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 2220
  • In Stock:24911
$1.343/pcsRFQ
2225Y2000821FCT Image
  • Part#:2225Y2000821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 2225
  • In Stock:7669
$3.935/pcsRFQ
1206J0160121KFT Image
  • Part#:1206J0160121KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1206
  • In Stock:158611
$0.122/pcsRFQ
0805Y1000110KQT Image
  • Part#:0805Y1000110KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 100V C0G/NP0 0805
  • In Stock:133890
$0.143/pcsRFQ
1808Y2500154MDR Image
  • Part#:1808Y2500154MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 250V X7R 1808
  • In Stock:78282
$0.273/pcsRFQ
0805J0500681KXR Image
  • Part#:0805J0500681KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 0805
  • In Stock:488614
$0.048/pcsRFQ
1812Y0250330GFT Image
  • Part#:1812Y0250330GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 1812
  • In Stock:50729
$0.773/pcsRFQ
0805Y0250393KXT Image
  • Part#:0805Y0250393KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 25V X7R 0805
  • In Stock:283766
$0.074/pcsRFQ
2220J1000560GFT Image
  • Part#:2220J1000560GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 2220
  • In Stock:20763
$1.896/pcsRFQ
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