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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

2220Y0500103KDR Image
  • Part#:2220Y0500103KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V X7R 2220
  • In Stock:38227
$0.99/pcsRFQ
2225J2500273JXT Image
  • Part#:2225J2500273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 2225
  • In Stock:41884
$0.821/pcsRFQ
2225Y0500271KCT Image
  • Part#:2225Y0500271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 2225
  • In Stock:39839
$0.882/pcsRFQ
1812J0160105JDT Image
  • Part#:1812J0160105JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 16V X7R 1812
  • In Stock:52162
$0.71/pcsRFQ
2225Y0250472GCR Image
  • Part#:2225Y0250472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 2225
  • In Stock:23077
$1.682/pcsRFQ
1812J5000820MDR Image
  • Part#:1812J5000820MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 500V X7R 1812
  • In Stock:60637
$0.347/pcsRFQ
0805J0250181KFR Image
  • Part#:0805J0250181KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 0805
  • In Stock:291734
$0.076/pcsRFQ
0805Y0503P60HQT Image
  • Part#:0805Y0503P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 50V C0G/NP0 0805
  • In Stock:75871
$0.4/pcsRFQ
0805J100P400BQT Image
  • Part#:0805J100P400BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 100V C0G/NP0 0805
  • In Stock:128191
$0.167/pcsRFQ
2225J0160184KXT Image
  • Part#:2225J0160184KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 16V X7R 2225
  • In Stock:47316
$0.766/pcsRFQ
1812Y1000152FCR Image
  • Part#:1812Y1000152FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1812
  • In Stock:36186
$1.046/pcsRFQ
1206Y0500101KFT Image
  • Part#:1206Y0500101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 1206
  • In Stock:184708
$0.115/pcsRFQ
1210Y0630333KDT Image
  • Part#:1210Y0630333KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1210
  • In Stock:87979
$0.232/pcsRFQ
1808Y0500123JCR Image
  • Part#:1808Y0500123JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V C0G/NP0 1808
  • In Stock:106041
$0.179/pcsRFQ
1812J2000331FAT Image
  • Part#:1812J2000331FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 1812
  • In Stock:25326
$1.473/pcsRFQ
1812J2K00220JCT Image
  • Part#:1812J2K00220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 2KV C0G/NP0 1812
  • In Stock:73591
$0.29/pcsRFQ
1206Y0630101JDR Image
  • Part#:1206Y0630101JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V X7R 1206
  • In Stock:153606
$0.134/pcsRFQ
1808JA250331JCRSP Image
  • Part#:1808JA250331JCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 1808
  • In Stock:85074
$0.25/pcsRFQ
1825Y0630104FCT Image
  • Part#:1825Y0630104FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V C0G/NP0 1825
  • In Stock:6580
$5.495/pcsRFQ
2220Y1K00561KDR Image
  • Part#:2220Y1K00561KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV X7R 2220
  • In Stock:51729
$0.737/pcsRFQ
1812Y0500560KFT Image
  • Part#:1812Y0500560KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1812
  • In Stock:72547
$0.413/pcsRFQ
2225J0500823MDR Image
  • Part#:2225J0500823MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 2225
  • In Stock:37476
$0.922/pcsRFQ
1812J1K00331MDR Image
  • Part#:1812J1K00331MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV X7R 1812
  • In Stock:64021
$0.351/pcsRFQ
2220J5K00152MXR Image
  • Part#:2220J5K00152MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 5KV X7R 2220
  • In Stock:72630
$0.313/pcsRFQ
0805Y2000220GCT Image
  • Part#:0805Y2000220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 0805
  • In Stock:186303
$0.105/pcsRFQ
1206J5000560MDT Image
  • Part#:1206J5000560MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V X7R 1206
  • In Stock:214885
$0.104/pcsRFQ
1206J1K21P20BCT Image
  • Part#:1206J1K21P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 1.2KV C0G/NP0 1206
  • In Stock:62796
$0.306/pcsRFQ
2225J0500332KFR Image
  • Part#:2225J0500332KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 2225
  • In Stock:29708
$1.211/pcsRFQ
0603Y1000391GCT Image
  • Part#:0603Y1000391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 0603
  • In Stock:222842
$0.106/pcsRFQ
1812Y0160335KXT Image
  • Part#:1812Y0160335KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 16V X7R 1812
  • In Stock:45597
$0.703/pcsRFQ
  • Part#:0805Y2500272MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:347294
$0.057/pcsRFQ
1812Y6300271KAT Image
  • Part#:1812Y6300271KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 630V C0G/NP0 1812
  • In Stock:75275
$0.408/pcsRFQ
0603J063P470BFT Image
  • Part#:0603J063P470BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47PF 63V C0G/NP0 0603
  • In Stock:90268
$0.224/pcsRFQ
1206J1K00470FFR Image
  • Part#:1206J1K00470FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 1206
  • In Stock:72089
$0.453/pcsRFQ
0603J2500151KDT Image
  • Part#:0603J2500151KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 0603
  • In Stock:314524
$0.06/pcsRFQ
0805Y6300270KCR Image
  • Part#:0805Y6300270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 630V C0G/NP0 0805
  • In Stock:450062
$0.048/pcsRFQ
1210Y0160155KXT Image
  • Part#:1210Y0160155KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 16V X7R 1210
  • In Stock:64298
$0.352/pcsRFQ
1812J0630154MDT Image
  • Part#:1812J0630154MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V X7R 1812
  • In Stock:104783
$0.376/pcsRFQ
2220Y4K00272MXT Image
  • Part#:2220Y4K00272MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 4KV X7R 2220
  • In Stock:102526
$0.377/pcsRFQ
2220J0500224MXR Image
  • Part#:2220J0500224MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V X7R 2220
  • In Stock:59956
$0.593/pcsRFQ
1812Y2000220KCT Image
  • Part#:1812Y2000220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 1812
  • In Stock:68160
$0.312/pcsRFQ
2225Y0500823MXR Image
  • Part#:2225Y0500823MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 2225
  • In Stock:45135
$0.703/pcsRFQ
1206J0160100JFT Image
  • Part#:1206J0160100JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 16V C0G/NP0 1206
  • In Stock:197752
$0.12/pcsRFQ
1812J2500270JCR Image
  • Part#:1812J2500270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1812
  • In Stock:79231
$0.239/pcsRFQ
1808Y0250154KDR Image
  • Part#:1808Y0250154KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V X7R 1808
  • In Stock:79590
$0.235/pcsRFQ
2225Y0500123JCT Image
  • Part#:2225Y0500123JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V C0G/NP0 2225
  • In Stock:35689
$1.091/pcsRFQ
1206Y0630331GAR Image
  • Part#:1206Y0630331GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 1206
  • In Stock:94930
$0.227/pcsRFQ
0805Y0636P80DFT Image
  • Part#:0805Y0636P80DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 63V C0G/NP0 0805
  • In Stock:251543
$0.083/pcsRFQ
0805Y0630393JET Image
  • Part#:0805Y0630393JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 63V X7R 0805
  • In Stock:189537
$0.127/pcsRFQ
1808Y3K00151JXT Image
  • Part#:1808Y3K00151JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 3KV X7R 1808
  • In Stock:115511
$0.208/pcsRFQ
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