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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

1825J4K00220GCT Image
  • Part#:1825J4K00220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 4KV C0G/NP0 1825
  • In Stock:71803
$0.518/pcsRFQ
0805J5000560FCT Image
  • Part#:0805J5000560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 0805
  • In Stock:116438
$0.18/pcsRFQ
2225J0500155MDR Image
  • Part#:2225J0500155MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 50V X7R 2225
  • In Stock:28399
$1.3/pcsRFQ
1206J2500683JXT Image
  • Part#:1206J2500683JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 250V X7R 1206
  • In Stock:129117
$0.157/pcsRFQ
0505Y2500620JQT Image
  • Part#:0505Y2500620JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 250V C0G/NP0 0505
  • In Stock:66377
$0.335/pcsRFQ
1210Y0160123FCR Image
  • Part#:1210Y0160123FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V C0G/NP0 1210
  • In Stock:46643
$0.784/pcsRFQ
1210J0160393MDR Image
  • Part#:1210J0160393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 1210
  • In Stock:112192
$0.208/pcsRFQ
2225J0100273GCT Image
  • Part#:2225J0100273GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 10V C0G/NP0 2225
  • In Stock:20585
$1.852/pcsRFQ
1808J6300470KCT Image
  • Part#:1808J6300470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 630V C0G/NP0 1808
  • In Stock:154678
$0.152/pcsRFQ
2225Y2500222FFR Image
  • Part#:2225Y2500222FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V C0G/NP0 2225
  • In Stock:5757
$5.623/pcsRFQ
1808J1000224KXR Image
  • Part#:1808J1000224KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 100V X7R 1808
  • In Stock:103031
$0.189/pcsRFQ
2220Y0500332KFT Image
  • Part#:2220Y0500332KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 2220
  • In Stock:35875
$1.097/pcsRFQ
0603J1000101JDR Image
  • Part#:0603J1000101JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V X7R 0603
  • In Stock:329297
$0.073/pcsRFQ
2225J5000222FFR Image
  • Part#:2225J5000222FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 2225
  • In Stock:11080
$2.957/pcsRFQ
1206J0630360JQT Image
  • Part#:1206J0630360JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 63V C0G/NP0 1206
  • In Stock:131543
$0.179/pcsRFQ
1808J5000272KXR Image
  • Part#:1808J5000272KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V X7R 1808
  • In Stock:139769
$0.169/pcsRFQ
1808J0630150FFR Image
  • Part#:1808J0630150FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 1808
  • In Stock:54713
$0.585/pcsRFQ
1206Y2000180KAR Image
  • Part#:1206Y2000180KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1206
  • In Stock:187790
$0.115/pcsRFQ
1825Y5000334JXT Image
  • Part#:1825Y5000334JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 500V X7R 1825
  • In Stock:28126
$1.363/pcsRFQ
2220Y1K50122GCT Image
  • Part#:2220Y1K50122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.5KV C0G 2220
  • In Stock:20871
$1.558/pcsRFQ
0805J2500160KQT Image
  • Part#:0805J2500160KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 250V C0G/NP0 0805
  • In Stock:115622
$0.169/pcsRFQ
0805J2500123KXT Image
  • Part#:0805J2500123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V X7R 0805
  • In Stock:339050
$0.07/pcsRFQ
1808J1000821FFR Image
  • Part#:1808J1000821FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 1808
  • In Stock:55999
$0.618/pcsRFQ
1206J0500100JFR Image
  • Part#:1206J0500100JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 1206
  • In Stock:213855
$0.11/pcsRFQ
1825Y2K50332KXT Image
  • Part#:1825Y2K50332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 2.5KV X7R 1825
  • In Stock:39099
$0.766/pcsRFQ
0805Y1504P30HQT Image
  • Part#:0805Y1504P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 150V C0G/NP0 0805
  • In Stock:88158
$0.446/pcsRFQ
0805Y1000151MET Image
  • Part#:0805Y1000151MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V X7R 0805
  • In Stock:246899
$0.088/pcsRFQ
1206Y1K28P20BCR Image
  • Part#:1206Y1K28P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 1.2KV C0G/NP0 1206
  • In Stock:63126
$0.309/pcsRFQ
2220Y1K50331GCR Image
  • Part#:2220Y1K50331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV C0G/NP0 2220
  • In Stock:32602
$1.057/pcsRFQ
1206J0630181JFT Image
  • Part#:1206J0630181JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1206
  • In Stock:143584
$0.131/pcsRFQ
2225Y2000333KCT Image
  • Part#:2225Y2000333KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 200V C0G 2225
  • In Stock:18277
$1.665/pcsRFQ
0805J0630271MDT Image
  • Part#:0805J0630271MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V X7R 0805
  • In Stock:264484
$0.076/pcsRFQ
2220Y3K00222MXR Image
  • Part#:2220Y3K00222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 3KV X7R 2220
  • In Stock:74907
$0.475/pcsRFQ
1808Y0250150KCT Image
  • Part#:1808Y0250150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 25V C0G/NP0 1808
  • In Stock:146618
$0.144/pcsRFQ
1812J5000152FCT Image
  • Part#:1812J5000152FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1812
  • In Stock:48376
$0.652/pcsRFQ
0805J0250561MDR Image
  • Part#:0805J0250561MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V X7R 0805
  • In Stock:275621
$0.07/pcsRFQ
2225J2000270KCT Image
  • Part#:2225J2000270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 2225
  • In Stock:37673
$0.821/pcsRFQ
2225J6300272JXR Image
  • Part#:2225J6300272JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 630V X7R 2225
  • In Stock:39877
$0.891/pcsRFQ
1812J0160223FFR Image
  • Part#:1812J0160223FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V C0G/NP0 1812
  • In Stock:13988
$2.256/pcsRFQ
1808Y5000103MDR Image
  • Part#:1808Y5000103MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 1808
  • In Stock:120042
$0.199/pcsRFQ
1808YA250330GCTSP Image
  • Part#:1808YA250330GCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1808
  • In Stock:92575
$0.427/pcsRFQ
1206J2500393KXR Image
  • Part#:1206J2500393KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 250V X7R 1206
  • In Stock:212760
$0.106/pcsRFQ
1111J3000911FQT Image
  • Part#:1111J3000911FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 910PF 300V C0G/NP0 1111
  • In Stock:18269
$1.947/pcsRFQ
1808Y0250151GFR Image
  • Part#:1808Y0250151GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1808
  • In Stock:77000
$0.277/pcsRFQ
0805J2000120GCR Image
  • Part#:0805J2000120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 0805
  • In Stock:220036
$0.097/pcsRFQ
1210Y1K00331MER Image
  • Part#:1210Y1K00331MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV X7R 1210
  • In Stock:144383
$0.157/pcsRFQ
1111J6300160FQT Image
  • Part#:1111J6300160FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 630V C0G/NP0 1111
  • In Stock:28830
$1.37/pcsRFQ
1808J2K00102JXT Image
  • Part#:1808J2K00102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2KV X7R 1808
  • In Stock:128308
$0.186/pcsRFQ
1206J0100681KXR Image
  • Part#:1206J0100681KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V X7R 1206
  • In Stock:315095
$0.071/pcsRFQ
1812Y1000101JFT Image
  • Part#:1812Y1000101JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1812
  • In Stock:74075
$0.491/pcsRFQ
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