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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

2225Y3K00122KXR Image
  • Part#:2225Y3K00122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 3KV X7R 2225
  • In Stock:51020
$0.737/pcsRFQ
0805J6300562KXT Image
  • Part#:0805J6300562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 630V X7R 0805
  • In Stock:231496
$0.081/pcsRFQ
2220J5K00471MXR Image
  • Part#:2220J5K00471MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 5KV X7R 2220
  • In Stock:100790
$0.239/pcsRFQ
0805Y0500270FQT Image
  • Part#:0805Y0500270FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 0805
  • In Stock:75688
$0.509/pcsRFQ
1808Y6300683MXR Image
  • Part#:1808Y6300683MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 630V X7R 1808
  • In Stock:108035
$0.219/pcsRFQ
1206Y3000120JQT Image
  • Part#:1206Y3000120JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 300V C0G/NP0 1206
  • In Stock:108555
$0.206/pcsRFQ
1206Y0638P20BFT Image
  • Part#:1206Y0638P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 63V C0G/NP0 1206
  • In Stock:97372
$0.378/pcsRFQ
1812J2000151KFT Image
  • Part#:1812J2000151KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1812
  • In Stock:101153
$0.382/pcsRFQ
1206J1000110JQT Image
  • Part#:1206J1000110JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 100V C0G/NP0 1206
  • In Stock:91500
$0.206/pcsRFQ
2220Y2000123MDR Image
  • Part#:2220Y2000123MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 2220
  • In Stock:34880
$0.973/pcsRFQ
1210J2K00392KXR Image
  • Part#:1210J2K00392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 2KV X7R 1210
  • In Stock:134838
$0.175/pcsRFQ
2225Y1K00680GFR Image
  • Part#:2225Y1K00680GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 2225
  • In Stock:19572
$1.822/pcsRFQ
1206J0160562KXR Image
  • Part#:1206J0160562KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 1206
  • In Stock:291044
$0.073/pcsRFQ
0603J200P400HQT Image
  • Part#:0603J200P400HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 200V C0G/NP0 0603
  • In Stock:154257
$0.137/pcsRFQ
2225Y0500333JDR Image
  • Part#:2225Y0500333JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 2225
  • In Stock:25523
$1.347/pcsRFQ
1206Y0250152KXR Image
  • Part#:1206Y0250152KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V X7R 1206
  • In Stock:259371
$0.077/pcsRFQ
0603J2500101JFR Image
  • Part#:0603J2500101JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 0603
  • In Stock:277367
$0.079/pcsRFQ
2225Y0630564KXT Image
  • Part#:2225Y0630564KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 63V X7R 2225
  • In Stock:32875
$0.946/pcsRFQ
0603Y0160223KDT Image
  • Part#:0603Y0160223KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V X7R 0603
  • In Stock:253012
$0.078/pcsRFQ
1812Y2000120FAR Image
  • Part#:1812Y2000120FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1812
  • In Stock:17049
$1.766/pcsRFQ
  • Part#:0603J0250222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V X7R 0603
  • In Stock:513473
$0.043/pcsRFQ
1111Y2000110JQT Image
  • Part#:1111Y2000110JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 200V C0G/NP0 1111
  • In Stock:64485
$0.319/pcsRFQ
1812J0630562JCR Image
  • Part#:1812J0630562JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1812
  • In Stock:83744
$0.278/pcsRFQ
  • Part#:2225Y3K00151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:49762
$0.666/pcsRFQ
1808Y2500151KFR Image
  • Part#:1808Y2500151KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1808
  • In Stock:116299
$0.172/pcsRFQ
0805J2500101GFT Image
  • Part#:0805J2500101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 0805
  • In Stock:110208
$0.189/pcsRFQ
1825J1K00121FCT Image
  • Part#:1825J1K00121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1KV C0G/NP0 1825
  • In Stock:19969
$1.709/pcsRFQ
2225J2K50271JCR Image
  • Part#:2225J2K50271JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2.5KV C0G/NP0 2225
  • In Stock:53715
$0.651/pcsRFQ
2220J2500123JCR Image
  • Part#:2220J2500123JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V C0G 2220
  • In Stock:42283
$0.867/pcsRFQ
1825Y1000563JCR Image
  • Part#:1825Y1000563JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 100V C0G 1825
  • In Stock:26744
$1.398/pcsRFQ
0805J1000151KCT Image
  • Part#:0805J1000151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 0805
  • In Stock:389955
$0.061/pcsRFQ
1808Y1K00561MXR Image
  • Part#:1808Y1K00561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV X7R 1808
  • In Stock:172544
$0.128/pcsRFQ
0805Y0505P60CFT Image
  • Part#:0805Y0505P60CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 0805
  • In Stock:145090
$0.136/pcsRFQ
1808J2000823MXT Image
  • Part#:1808J2000823MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 200V X7R 1808
  • In Stock:135708
$0.161/pcsRFQ
0805J6300332KXT Image
  • Part#:0805J6300332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 630V X7R 0805
  • In Stock:269496
$0.075/pcsRFQ
2220Y1K00821KDT Image
  • Part#:2220Y1K00821KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV X7R 2220
  • In Stock:48147
$0.78/pcsRFQ
0805Y0630822JER Image
  • Part#:0805Y0630822JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 0805
  • In Stock:239813
$0.097/pcsRFQ
1210J0630821GAT Image
  • Part#:1210J0630821GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1210
  • In Stock:91529
$0.43/pcsRFQ
1825J2K00390GCR Image
  • Part#:1825J2K00390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 2KV C0G/NP0 1825
  • In Stock:33774
$0.996/pcsRFQ
1206Y0100333KCR Image
  • Part#:1206Y0100333KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V C0G/NP0 1206
  • In Stock:116485
$0.163/pcsRFQ
0603Y0503P60DQT Image
  • Part#:0603Y0503P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 50V C0G/NP0 0603
  • In Stock:223921
$0.09/pcsRFQ
1812Y2500473JDT Image
  • Part#:1812Y2500473JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 250V X7R 1812
  • In Stock:54614
$0.564/pcsRFQ
1206Y6301P50CAR Image
  • Part#:1206Y6301P50CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 630V C0G/NP0 1206
  • In Stock:117818
$0.2/pcsRFQ
1808J0250272KXT Image
  • Part#:1808J0250272KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V X7R 1808
  • In Stock:165145
$0.125/pcsRFQ
1210Y0100390KCT Image
  • Part#:1210Y0100390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 10V C0G/NP0 1210
  • In Stock:128104
$0.163/pcsRFQ
1210J2500271KCR Image
  • Part#:1210J2500271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 1210
  • In Stock:141765
$0.16/pcsRFQ
1812Y0630821JCT Image
  • Part#:1812Y0630821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1812
  • In Stock:62936
$0.303/pcsRFQ
2225Y1K00124KDR Image
  • Part#:2225Y1K00124KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 1KV X7R 2225
  • In Stock:14900
$2.343/pcsRFQ
1206Y6304P00BQT Image
  • Part#:1206Y6304P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 630V C0G/NP0 1206
  • In Stock:67064
$0.327/pcsRFQ
0805J1000221MXT Image
  • Part#:0805J1000221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V X7R 0805
  • In Stock:351176
$0.059/pcsRFQ
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