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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

1206J0100271KXT Image
  • Part#:1206J0100271KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V X7R 1206
  • In Stock:244354
$0.087/pcsRFQ
2220J5000224MDT Image
  • Part#:2220J5000224MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 500V X7R 2220
  • In Stock:36817
$0.834/pcsRFQ
1812J0100390JCR Image
  • Part#:1812J0100390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 10V C0G/NP0 1812
  • In Stock:78570
$0.238/pcsRFQ
0805J0250561KCT Image
  • Part#:0805J0250561KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 0805
  • In Stock:381540
$0.062/pcsRFQ
1808Y2000390GCT Image
  • Part#:1808Y2000390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 1808
  • In Stock:89634
$0.211/pcsRFQ
2220Y2500152KFR Image
  • Part#:2220Y2500152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 2220
  • In Stock:26754
$1.172/pcsRFQ
1210J1000472FCT Image
  • Part#:1210J1000472FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1210
  • In Stock:57540
$0.687/pcsRFQ
1825J5000272FCT Image
  • Part#:1825J5000272FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V C0G/NP0 1825
  • In Stock:16421
$1.979/pcsRFQ
0603Y1000332KDT Image
  • Part#:0603Y1000332KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V X7R 0603
  • In Stock:288709
$0.068/pcsRFQ
  • Part#:1206Y150P500BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:123103
$0.152/pcsRFQ
1808J0250183MDT Image
  • Part#:1808J0250183MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V X7R 1808
  • In Stock:64656
$0.328/pcsRFQ
1808J0630681JXR Image
  • Part#:1808J0630681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V X7R 1808
  • In Stock:135688
$0.162/pcsRFQ
1825J0500153KCR Image
  • Part#:1825J0500153KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V C0G/NP0 1825
  • In Stock:40363
$0.797/pcsRFQ
2220J5000331JDT Image
  • Part#:2220J5000331JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V X7R 2220
  • In Stock:42973
$0.781/pcsRFQ
1111Y1500441KQT Image
  • Part#:1111Y1500441KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 440PF 150V C0G/NP0 1111
  • In Stock:95737
$0.363/pcsRFQ
1812Y5000100KFT Image
  • Part#:1812Y5000100KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 1812
  • In Stock:87667
$0.4/pcsRFQ
1812J1000150FCR Image
  • Part#:1812J1000150FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1812
  • In Stock:34099
$1.041/pcsRFQ
2225Y2K00680JCR Image
  • Part#:2225Y2K00680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2KV C0G/NP0 2225
  • In Stock:43294
$0.71/pcsRFQ
1210Y0630182JCR Image
  • Part#:1210Y0630182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 1210
  • In Stock:125435
$0.176/pcsRFQ
2220Y1000271KCT Image
  • Part#:2220Y1000271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 2220
  • In Stock:35022
$0.861/pcsRFQ
  • Part#:0603Y1000150KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 0603
  • In Stock:385270
$0.058/pcsRFQ
1808J0160470JDR Image
  • Part#:1808J0160470JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V X7R 1808
  • In Stock:115795
$0.169/pcsRFQ
2225J2000823JDR Image
  • Part#:2225J2000823JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 200V X7R 2225
  • In Stock:25257
$1.241/pcsRFQ
1808Y0160183JXR Image
  • Part#:1808Y0160183JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V X7R 1808
  • In Stock:100281
$0.228/pcsRFQ
2211JA250151JCRSPU Image
  • Part#:2211JA250151JCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 2211
  • In Stock:52327
$0.623/pcsRFQ
0805J0250563MXR Image
  • Part#:0805J0250563MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 0805
  • In Stock:368644
$0.065/pcsRFQ
1206Y0500102KAR Image
  • Part#:1206Y0500102KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 1206
  • In Stock:161238
$0.13/pcsRFQ
0805J2000471KXT Image
  • Part#:0805J2000471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V X7R 0805
  • In Stock:320990
$0.068/pcsRFQ
2225Y2000120JFT Image
  • Part#:2225Y2000120JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 2225
  • In Stock:21133
$1.419/pcsRFQ
1812J0100103JXR Image
  • Part#:1812J0100103JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V X7R 1812
  • In Stock:70072
$0.286/pcsRFQ
1812J1000222JCR Image
  • Part#:1812J1000222JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1812
  • In Stock:84555
$0.263/pcsRFQ
1808Y0250471JFR Image
  • Part#:1808Y0250471JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 1808
  • In Stock:123683
$0.176/pcsRFQ
0505J2000101KQT Image
  • Part#:0505J2000101KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 0505
  • In Stock:70792
$0.269/pcsRFQ
2220J2K50330JCR Image
  • Part#:2220J2K50330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 2.5KV C0G/NP0 2220
  • In Stock:65936
$0.5/pcsRFQ
1812J0630822FCT Image
  • Part#:1812J0630822FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1812
  • In Stock:30832
$1.067/pcsRFQ
2225Y0500183MDT Image
  • Part#:2225Y0500183MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 2225
  • In Stock:36820
$1.065/pcsRFQ
0603J0505P60HQT Image
  • Part#:0603J0505P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 0603
  • In Stock:96314
$0.396/pcsRFQ
1206Y0500470JFT Image
  • Part#:1206Y0500470JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1206
  • In Stock:186413
$0.122/pcsRFQ
0603Y2000910FQT Image
  • Part#:0603Y2000910FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 200V C0G/NP0 0603
  • In Stock:72365
$0.306/pcsRFQ
0805Y0500131FQT Image
  • Part#:0805Y0500131FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 50V C0G/NP0 0805
  • In Stock:67425
$0.58/pcsRFQ
0603J2000110FUT Image
  • Part#:0603J2000110FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 200V C0G/NP0 0603
  • In Stock:66298
$0.338/pcsRFQ
1206J6301P00BCT Image
  • Part#:1206J6301P00BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 630V C0G/NP0 1206
  • In Stock:78787
$0.294/pcsRFQ
0805J0630680KFT Image
  • Part#:0805J0630680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 0805
  • In Stock:287852
$0.083/pcsRFQ
1812Y5000822KFR Image
  • Part#:1812Y5000822KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V C0G/NP0 1812
  • In Stock:71665
$0.472/pcsRFQ
1825Y0250100JCT Image
  • Part#:1825Y0250100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 1825
  • In Stock:35351
$0.9/pcsRFQ
1808J0250273JDR Image
  • Part#:1808J0250273JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V X7R 1808
  • In Stock:79816
$0.235/pcsRFQ
1808J0100391KXR Image
  • Part#:1808J0100391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 10V X7R 1808
  • In Stock:166995
$0.113/pcsRFQ
1812Y2000151KAR Image
  • Part#:1812Y2000151KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1812
  • In Stock:89331
$0.423/pcsRFQ
1210J0160104MXT Image
  • Part#:1210J0160104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V X7R 1210
  • In Stock:133394
$0.147/pcsRFQ
0505Y3000510FQT Image
  • Part#:0505Y3000510FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 300V C0G/NP0 0505
  • In Stock:37300
$0.931/pcsRFQ
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