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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

1812JA250270FCRSY2 Image
  • Part#:1812JA250270FCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1812
  • In Stock:27494
$1.271/pcsRFQ
1825J6300184MXT Image
  • Part#:1825J6300184MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 630V X7R 1825
  • In Stock:52388
$0.718/pcsRFQ
1210J1K50562KXT Image
  • Part#:1210J1K50562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1.5KV X7R 1210
  • In Stock:132402
$0.178/pcsRFQ
0805Y2000221KFR Image
  • Part#:0805Y2000221KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 0805
  • In Stock:187345
$0.102/pcsRFQ
0603J0250273MXR Image
  • Part#:0603J0250273MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V X7R 0603
  • In Stock:465028
$0.046/pcsRFQ
1808J5K00681MXT Image
  • Part#:1808J5K00681MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 5KV X7R 1808
  • In Stock:118500
$0.195/pcsRFQ
1206Y0630151GCT Image
  • Part#:1206Y0630151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1206
  • In Stock:131310
$0.16/pcsRFQ
2225Y4K00331MXR Image
  • Part#:2225Y4K00331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 4KV X7R 2225
  • In Stock:96838
$0.378/pcsRFQ
0805J2000181MDR Image
  • Part#:0805J2000181MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V X7R 0805
  • In Stock:231741
$0.083/pcsRFQ
1210Y1K00121JFT Image
  • Part#:1210Y1K00121JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1KV C0G/NP0 1210
  • In Stock:96047
$0.23/pcsRFQ
2220Y4K00681JCT Image
  • Part#:2220Y4K00681JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 4KV C0G/NP0 2220
  • In Stock:64084
$0.541/pcsRFQ
  • Part#:1825J0630150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:49908
$0.692/pcsRFQ
0805Y0630562JXT Image
  • Part#:0805Y0630562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V X7R 0805
  • In Stock:282316
$0.077/pcsRFQ
1825J0500101JCR Image
  • Part#:1825J0500101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 1825
  • In Stock:43782
$0.767/pcsRFQ
2220J0500102GCT Image
  • Part#:2220J0500102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 2220
  • In Stock:25149
$1.222/pcsRFQ
0805J0500124KDR Image
  • Part#:0805J0500124KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 0805
  • In Stock:182117
$0.111/pcsRFQ
1210J2000331GFT Image
  • Part#:1210J2000331GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 1210
  • In Stock:85639
$0.451/pcsRFQ
1808Y2500101KCT Image
  • Part#:1808Y2500101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1808
  • In Stock:159205
$0.131/pcsRFQ
1825J1000473GCR Image
  • Part#:1825J1000473GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V C0G 1825
  • In Stock:15496
$2.05/pcsRFQ
1206Y0250123JXT Image
  • Part#:1206Y0250123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 1206
  • In Stock:220263
$0.099/pcsRFQ
1808J2500560JCR Image
  • Part#:1808J2500560JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 1808
  • In Stock:203142
$0.116/pcsRFQ
2225Y1K00102GFR Image
  • Part#:2225Y1K00102GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV C0G/NP0 2225
  • In Stock:17537
$2.23/pcsRFQ
1812J2000222JAR Image
  • Part#:1812J2000222JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 1812
  • In Stock:75288
$0.402/pcsRFQ
1808Y0500680GCT Image
  • Part#:1808Y0500680GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 1808
  • In Stock:119275
$0.2/pcsRFQ
1206Y0250123MXT Image
  • Part#:1206Y0250123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 1206
  • In Stock:266604
$0.08/pcsRFQ
1808J0160330KDR Image
  • Part#:1808J0160330KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V X7R 1808
  • In Stock:127881
$0.158/pcsRFQ
1206Y1000272JXR Image
  • Part#:1206Y1000272JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 1206
  • In Stock:229973
$0.091/pcsRFQ
2220J1000273KDR Image
  • Part#:2220J1000273KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V X7R 2220
  • In Stock:39718
$0.885/pcsRFQ
1206Y1K20560KCT Image
  • Part#:1206Y1K20560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1.2KV C0G/NP0 1206
  • In Stock:238020
$0.085/pcsRFQ
0603Y0500121MDT Image
  • Part#:0603Y0500121MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V X7R 0603
  • In Stock:362787
$0.066/pcsRFQ
0805Y0103P90CCT Image
  • Part#:0805Y0103P90CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 10V C0G/NP0 0805
  • In Stock:253837
$0.093/pcsRFQ
2225Y6300153FCT Image
  • Part#:2225Y6300153FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 630V C0G 2225
  • In Stock:7560
$5.075/pcsRFQ
1210Y2500392JCR Image
  • Part#:1210Y2500392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V C0G/NP0 1210
  • In Stock:82763
$0.232/pcsRFQ
0805Y0500473JDT Image
  • Part#:0805Y0500473JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 0805
  • In Stock:192238
$0.124/pcsRFQ
2225Y2000220KFT Image
  • Part#:2225Y2000220KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 2225
  • In Stock:23228
$1.398/pcsRFQ
2225Y0500223GFT Image
  • Part#:2225Y0500223GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V C0G/NP0 2225
  • In Stock:9793
$3.29/pcsRFQ
1210J0160472KFT Image
  • Part#:1210J0160472KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 1210
  • In Stock:89815
$0.261/pcsRFQ
2220Y0250335JXR Image
  • Part#:2220Y0250335JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 25V X7R 2220
  • In Stock:22507
$1.414/pcsRFQ
1210J1000103GAR Image
  • Part#:1210J1000103GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.01UF 100V C0G/NP0 1210
  • In Stock:47048
$0.728/pcsRFQ
1210J2000274KXR Image
  • Part#:1210J2000274KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 200V X7R 1210
  • In Stock:79609
$0.285/pcsRFQ
1808Y5000332MXR Image
  • Part#:1808Y5000332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 1808
  • In Stock:172980
$0.112/pcsRFQ
1825Y0500184JXR Image
  • Part#:1825Y0500184JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 1825
  • In Stock:31209
$0.997/pcsRFQ
1812Y1K00332KER Image
  • Part#:1812Y1K00332KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV X7R 1812
  • In Stock:81458
$0.381/pcsRFQ
1206Y0500270KCT Image
  • Part#:1206Y0500270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 1206
  • In Stock:259261
$0.078/pcsRFQ
1206Y1000822KCR Image
  • Part#:1206Y1000822KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V C0G/NP0 1206
  • In Stock:130283
$0.181/pcsRFQ
1808J1000270KDR Image
  • Part#:1808J1000270KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V X7R 1808
  • In Stock:125229
$0.165/pcsRFQ
1210J0100152GCR Image
  • Part#:1210J0100152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 10V C0G/NP0 1210
  • In Stock:77905
$0.29/pcsRFQ
1825Y2K00151JCT Image
  • Part#:1825Y2K00151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2KV C0G/NP0 1825
  • In Stock:56005
$0.683/pcsRFQ
1210Y5000121JFT Image
  • Part#:1210Y5000121JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1210
  • In Stock:123609
$0.195/pcsRFQ
1206Y1000472JER Image
  • Part#:1206Y1000472JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V X7R 1206
  • In Stock:166210
$0.131/pcsRFQ
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