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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

0603Y0500333JDR Image
  • Part#:0603Y0500333JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 0603
  • In Stock:211527
$0.094/pcsRFQ
1210J0500682GCR Image
  • Part#:1210J0500682GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V C0G/NP0 1210
  • In Stock:59280
$0.344/pcsRFQ
0603Y2501P60DQT Image
  • Part#:0603Y2501P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 250V C0G/NP0 0603
  • In Stock:268468
$0.09/pcsRFQ
2225Y0250683MDR Image
  • Part#:2225Y0250683MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V X7R 2225
  • In Stock:36112
$1.035/pcsRFQ
2220Y1000120JFR Image
  • Part#:2220Y1000120JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 2220
  • In Stock:26897
$1.159/pcsRFQ
1808J0160103JDR Image
  • Part#:1808J0160103JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V X7R 1808
  • In Stock:84136
$0.241/pcsRFQ
1812YA250820KCTPY2 Image
  • Part#:1812YA250820KCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1812
  • In Stock:88975
$0.387/pcsRFQ
1206J1K00122KDR Image
  • Part#:1206J1K00122KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 1206
  • In Stock:178834
$0.117/pcsRFQ
2220Y0250271FFR Image
  • Part#:2220Y0250271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 2220
  • In Stock:6689
$4.539/pcsRFQ
0805J0250222MDR Image
  • Part#:0805J0250222MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V X7R 0805
  • In Stock:258296
$0.077/pcsRFQ
0805Y0100221KCR Image
  • Part#:0805Y0100221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 10V C0G/NP0 0805
  • In Stock:450251
$0.053/pcsRFQ
1825Y4K00820JCR Image
  • Part#:1825Y4K00820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 4KV C0G/NP0 1825
  • In Stock:74783
$0.323/pcsRFQ
2220Y1000101GFT Image
  • Part#:2220Y1000101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 2220
  • In Stock:15641
$2.134/pcsRFQ
1808J6K00151MXR Image
  • Part#:1808J6K00151MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 6KV X7R 1808
  • In Stock:135092
$0.161/pcsRFQ
1206Y0500331KDT Image
  • Part#:1206Y0500331KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V X7R 1206
  • In Stock:205669
$0.112/pcsRFQ
1206Y2500104KDR Image
  • Part#:1206Y2500104KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 250V X7R 1206
  • In Stock:122924
$0.195/pcsRFQ
1812J0500333GAT Image
  • Part#:1812J0500333GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V C0G/NP0 1812
  • In Stock:27040
$1.197/pcsRFQ
2220Y5000332GFR Image
  • Part#:2220Y5000332GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V C0G/NP0 2220
  • In Stock:24246
$1.551/pcsRFQ
1206J0160391FCT Image
  • Part#:1206J0160391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 1206
  • In Stock:80613
$0.289/pcsRFQ
1206J1007P50CQT Image
  • Part#:1206J1007P50CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 100V C0G/NP0 1206
  • In Stock:94521
$0.237/pcsRFQ
2225J0250151JFT Image
  • Part#:2225J0250151JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 2225
  • In Stock:23066
$1.406/pcsRFQ
2225Y2000220GFR Image
  • Part#:2225Y2000220GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 2225
  • In Stock:11947
$2.542/pcsRFQ
2225Y6300274KXT Image
  • Part#:2225Y6300274KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 630V X7R 2225
  • In Stock:16526
$2.247/pcsRFQ
1111J250P500HQT Image
  • Part#:1111J250P500HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 250V C0G/NP0 1111
  • In Stock:77625
$0.489/pcsRFQ
  • Part#:0603Y0500220KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:347505
$0.058/pcsRFQ
1210Y5000680FAR Image
  • Part#:1210Y5000680FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 1210
  • In Stock:63853
$0.6/pcsRFQ
1210J1K00390FFR Image
  • Part#:1210J1K00390FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 1210
  • In Stock:50654
$0.627/pcsRFQ
1825J0160223KXR Image
  • Part#:1825J0160223KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V X7R 1825
  • In Stock:54800
$0.633/pcsRFQ
0805J0630333JDT Image
  • Part#:0805J0630333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 0805
  • In Stock:179038
$0.118/pcsRFQ
1206J0160124MDT Image
  • Part#:1206J0160124MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V X7R 1206
  • In Stock:138247
$0.14/pcsRFQ
2225Y0630121GFT Image
  • Part#:2225Y0630121GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 2225
  • In Stock:14789
$2.42/pcsRFQ
1210Y0630684JDT Image
  • Part#:1210Y0630684JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 63V X7R 1210
  • In Stock:57954
$0.535/pcsRFQ
1210Y6300471KER Image
  • Part#:1210Y6300471KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V X7R 1210
  • In Stock:122012
$0.181/pcsRFQ
1808Y0500102KFR Image
  • Part#:1808Y0500102KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 1808
  • In Stock:138221
$0.174/pcsRFQ
1210Y0500680KAR Image
  • Part#:1210Y0500680KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 1210
  • In Stock:81954
$0.236/pcsRFQ
1210Y0500223MER Image
  • Part#:1210Y0500223MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1210
  • In Stock:94058
$0.205/pcsRFQ
1206J0500330FCR Image
  • Part#:1206J0500330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1206
  • In Stock:87993
$0.263/pcsRFQ
2220J2K50681MXT Image
  • Part#:2220J2K50681MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2.5KV X7R 2220
  • In Stock:76706
$0.42/pcsRFQ
1206J5000271FCR Image
  • Part#:1206J5000271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 1206
  • In Stock:74152
$0.29/pcsRFQ
1210Y0250102KCR Image
  • Part#:1210Y0250102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 1210
  • In Stock:122903
$0.168/pcsRFQ
0805Y2000270FAR Image
  • Part#:0805Y2000270FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 0805
  • In Stock:82481
$0.285/pcsRFQ
0805J0630560JAR Image
  • Part#:0805J0630560JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 0805
  • In Stock:249102
$0.079/pcsRFQ
1206Y1000681GAR Image
  • Part#:1206Y1000681GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1206
  • In Stock:91326
$0.238/pcsRFQ
2220J0100100KCT Image
  • Part#:2220J0100100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 2220
  • In Stock:47568
$0.706/pcsRFQ
1808Y0100562JCT Image
  • Part#:1808Y0100562JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 10V C0G/NP0 1808
  • In Stock:148911
$0.146/pcsRFQ
1812J2500273JDT Image
  • Part#:1812J2500273JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 1812
  • In Stock:79504
$0.471/pcsRFQ
1812J0500471KFT Image
  • Part#:1812J0500471KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 1812
  • In Stock:101971
$0.37/pcsRFQ
1206J2000821JCT Image
  • Part#:1206J2000821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1206
  • In Stock:227110
$0.105/pcsRFQ
  • Part#:0805J6300101KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V X7R 0805
  • In Stock:483183
$0.043/pcsRFQ
1210J2000471JAT Image
  • Part#:1210J2000471JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1210
  • In Stock:91041
$0.262/pcsRFQ
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