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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

1808Y1000153MDT Image
  • Part#:1808Y1000153MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 100V X7R 1808
  • In Stock:116757
$0.193/pcsRFQ
2225J0160474JDR Image
  • Part#:2225J0160474JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 16V X7R 2225
  • In Stock:26361
$1.434/pcsRFQ
1808Y6300332JXR Image
  • Part#:1808Y6300332JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 630V X7R 1808
  • In Stock:87417
$0.271/pcsRFQ
1808Y0630122GFT Image
  • Part#:1808Y0630122GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 1808
  • In Stock:72264
$0.292/pcsRFQ
1210J1K00470FFR Image
  • Part#:1210J1K00470FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 1210
  • In Stock:59119
$0.623/pcsRFQ
2220J5000682GCR Image
  • Part#:2220J5000682GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 500V C0G/NP0 2220
  • In Stock:35345
$0.967/pcsRFQ
0805Y6303P30CCR Image
  • Part#:0805Y6303P30CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 630V C0G/NP0 0805
  • In Stock:211780
$0.093/pcsRFQ
1111Y3000201FQT Image
  • Part#:1111Y3000201FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 200PF 300V C0G/NP0 1111
  • In Stock:20350
$1.53/pcsRFQ
0505Y1500200JQT Image
  • Part#:0505Y1500200JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 150V C0G/NP0 0505
  • In Stock:99139
$0.194/pcsRFQ
1812J0100470GCT Image
  • Part#:1812J0100470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 10V C0G/NP0 1812
  • In Stock:87811
$0.44/pcsRFQ
2225Y0160824JDR Image
  • Part#:2225Y0160824JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 2225
  • In Stock:19835
$1.725/pcsRFQ
1206J2504P70CFT Image
  • Part#:1206J2504P70CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 1206
  • In Stock:128975
$0.163/pcsRFQ
1206J1K00120MDT Image
  • Part#:1206J1K00120MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV X7R 1206
  • In Stock:191067
$0.109/pcsRFQ
1812Y6K00271KXR Image
  • Part#:1812Y6K00271KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 6KV X7R 1812
  • In Stock:72395
$0.263/pcsRFQ
1812J2500272FFR Image
  • Part#:1812J2500272FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 250V C0G/NP0 1812
  • In Stock:22849
$1.677/pcsRFQ
1206Y0500560JFT Image
  • Part#:1206Y0500560JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1206
  • In Stock:178376
$0.125/pcsRFQ
1210Y1K00560GAR Image
  • Part#:1210Y1K00560GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 1210
  • In Stock:62881
$0.342/pcsRFQ
1206Y0250330JFT Image
  • Part#:1206Y0250330JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 1206
  • In Stock:171840
$0.124/pcsRFQ
0805J1000270GFR Image
  • Part#:0805J1000270GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 0805
  • In Stock:149286
$0.132/pcsRFQ
1812J2000334MDT Image
  • Part#:1812J2000334MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 200V X7R 1812
  • In Stock:51810
$0.639/pcsRFQ
  • Part#:1206Y1K20272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:137888
$0.142/pcsRFQ
0805Y0500221FAR Image
  • Part#:0805Y0500221FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 0805
  • In Stock:82560
$0.281/pcsRFQ
1210Y1K00470KFT Image
  • Part#:1210Y1K00470KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 1210
  • In Stock:111643
$0.184/pcsRFQ
1812Y5000272FAR Image
  • Part#:1812Y5000272FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V C0G/NP0 1812
  • In Stock:35817
$1.1/pcsRFQ
2225Y2000393JCR Image
  • Part#:2225Y2000393JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V C0G 2225
  • In Stock:19543
$1.856/pcsRFQ
2225Y0100120FCR Image
  • Part#:2225Y0100120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 10V C0G/NP0 2225
  • In Stock:9150
$3.52/pcsRFQ
1808J0100680FCT Image
  • Part#:1808J0100680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 10V C0G/NP0 1808
  • In Stock:84312
$0.381/pcsRFQ
0805Y0255P60BFR Image
  • Part#:0805Y0255P60BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 25V C0G/NP0 0805
  • In Stock:79765
$0.255/pcsRFQ
1808Y6300681FCT Image
  • Part#:1808Y6300681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V C0G/NP0 1808
  • In Stock:51942
$0.574/pcsRFQ
1808YA250390JCTSY2 Image
  • Part#:1808YA250390JCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1808
  • In Stock:77319
$0.277/pcsRFQ
1812J1000183GCT Image
  • Part#:1812J1000183GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V C0G 1812
  • In Stock:45859
$0.707/pcsRFQ
1210J0100393JCT Image
  • Part#:1210J0100393JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 10V C0G/NP0 1210
  • In Stock:68435
$0.32/pcsRFQ
0505J3000330KQT Image
  • Part#:0505J3000330KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 300V C0G/NP0 0505
  • In Stock:124514
$0.17/pcsRFQ
2220J5000271JDR Image
  • Part#:2220J5000271JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V X7R 2220
  • In Stock:47692
$0.808/pcsRFQ
1210J2000471GFR Image
  • Part#:1210J2000471GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1210
  • In Stock:78158
$0.44/pcsRFQ
1808J0630151KCT Image
  • Part#:1808J0630151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1808
  • In Stock:161273
$0.12/pcsRFQ
1812Y6300390JCR Image
  • Part#:1812Y6300390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 630V C0G/NP0 1812
  • In Stock:71513
$0.268/pcsRFQ
1206J0160120FCR Image
  • Part#:1206J0160120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 1206
  • In Stock:75155
$0.26/pcsRFQ
1206Y0633P90CAR Image
  • Part#:1206Y0633P90CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 63V C0G/NP0 1206
  • In Stock:109996
$0.172/pcsRFQ
0805Y0500681JCR Image
  • Part#:0805Y0500681JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 0805
  • In Stock:304199
$0.062/pcsRFQ
1210J0630151JAR Image
  • Part#:1210J0630151JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1210
  • In Stock:91276
$0.235/pcsRFQ
0603J2500390GFT Image
  • Part#:0603J2500390GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 0603
  • In Stock:177261
$0.135/pcsRFQ
1812Y1K20681KCR Image
  • Part#:1812Y1K20681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.2KV C0G/NP0 1812
  • In Stock:75020
$0.263/pcsRFQ
1206J0100104JXR Image
  • Part#:1206J0100104JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10V X7R 1206
  • In Stock:274363
$0.082/pcsRFQ
2220J0100395MXR Image
  • Part#:2220J0100395MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9UF 10V X7R 2220
  • In Stock:39854
$0.944/pcsRFQ
1210J1K00562MDT Image
  • Part#:1210J1K00562MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV X7R 1210
  • In Stock:117929
$0.2/pcsRFQ
1812Y1K00330KFT Image
  • Part#:1812Y1K00330KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 1812
  • In Stock:83978
$0.415/pcsRFQ
2225J2000561GCT Image
  • Part#:2225J2000561GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 2225
  • In Stock:17806
$1.803/pcsRFQ
0805J2000131KUT Image
  • Part#:0805J2000131KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 200V C0G/NP0 0805
  • In Stock:101080
$0.218/pcsRFQ
1210Y1K20122KXT Image
  • Part#:1210Y1K20122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV X7R 1210
  • In Stock:147160
$0.145/pcsRFQ
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