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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

0603J0100471JXT Image
  • Part#:0603J0100471JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 10V X7R 0603
  • In Stock:420055
$0.055/pcsRFQ
  • Part#:0805Y2002P10DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER LOW ESR 0805
  • In Stock:169933
$0.135/pcsRFQ
2220Y5000123GCT Image
  • Part#:2220Y5000123GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 500V C0G 2220
  • In Stock:24648
$1.377/pcsRFQ
0505Y050P400CQT Image
  • Part#:0505Y050P400CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 50V C0G/NP0 0505
  • In Stock:124455
$0.174/pcsRFQ
1206Y0630392JCT Image
  • Part#:1206Y0630392JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 1206
  • In Stock:148939
$0.127/pcsRFQ
0603J0500181GFT Image
  • Part#:0603J0500181GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 0603
  • In Stock:145950
$0.137/pcsRFQ
2225J5000394MDT Image
  • Part#:2225J5000394MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 500V X7R 2225
  • In Stock:27387
$1.131/pcsRFQ
0805Y2500391MDT Image
  • Part#:0805Y2500391MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V X7R 0805
  • In Stock:207000
$0.095/pcsRFQ
0805Y1000122FAT Image
  • Part#:0805Y1000122FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 0805
  • In Stock:70361
$0.47/pcsRFQ
2225J0250270JFT Image
  • Part#:2225J0250270JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 25V C0G/NP0 2225
  • In Stock:24083
$1.373/pcsRFQ
2220J0630473KXR Image
  • Part#:2220J0630473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 2220
  • In Stock:64639
$0.595/pcsRFQ
1812J4K00470KCR Image
  • Part#:1812J4K00470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 4KV C0G/NP0 1812
  • In Stock:97164
$0.242/pcsRFQ
1812Y1K00271KAT Image
  • Part#:1812Y1K00271KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1812
  • In Stock:68587
$0.446/pcsRFQ
1210Y6300822KXT Image
  • Part#:1210Y6300822KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 630V X7R 1210
  • In Stock:161616
$0.139/pcsRFQ
0603Y1500750FQT Image
  • Part#:0603Y1500750FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 150V C0G/NP0 0603
  • In Stock:70563
$0.324/pcsRFQ
  • Part#:1206J1000270MCTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 1206
  • In Stock:87160
$0.267/pcsRFQ
2225J1K20472KCR Image
  • Part#:2225J1K20472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.2KV C0G 2225
  • In Stock:32419
$1.128/pcsRFQ
1812Y1000120GAR Image
  • Part#:1812Y1000120GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 1812
  • In Stock:41847
$0.867/pcsRFQ
1111Y2500270GQT Image
  • Part#:1111Y2500270GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1111
  • In Stock:55083
$0.588/pcsRFQ
1111Y630P300HQT Image
  • Part#:1111Y630P300HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 630V C0G/NP0 1111
  • In Stock:72891
$0.493/pcsRFQ
1206J0168P20CFR Image
  • Part#:1206J0168P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 16V C0G/NP0 1206
  • In Stock:130648
$0.165/pcsRFQ
1210J0250122KFT Image
  • Part#:1210J0250122KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1210
  • In Stock:90275
$0.252/pcsRFQ
1808Y1000221KCT Image
  • Part#:1808Y1000221KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1808
  • In Stock:168177
$0.136/pcsRFQ
1825J5000152JCR Image
  • Part#:1825J5000152JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1825
  • In Stock:66782
$0.55/pcsRFQ
1206J0160101KDR Image
  • Part#:1206J0160101KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V X7R 1206
  • In Stock:169689
$0.119/pcsRFQ
1111Y5000180GQT Image
  • Part#:1111Y5000180GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1111
  • In Stock:61640
$0.606/pcsRFQ
1206J2000361FQT Image
  • Part#:1206J2000361FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 360PF 200V C0G/NP0 1206
  • In Stock:33095
$1.051/pcsRFQ
1206Y0251P50DFR Image
  • Part#:1206Y0251P50DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 25V C0G/NP0 1206
  • In Stock:181708
$0.116/pcsRFQ
2225Y1K00152MXT Image
  • Part#:2225Y1K00152MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV X7R 2225
  • In Stock:54239
$0.649/pcsRFQ
1808J0500681FCT Image
  • Part#:1808J0500681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1808
  • In Stock:90899
$0.395/pcsRFQ
2225J0630683KXT Image
  • Part#:2225J0630683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V X7R 2225
  • In Stock:45089
$0.668/pcsRFQ
1210J0250274KXT Image
  • Part#:1210J0250274KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 25V X7R 1210
  • In Stock:128226
$0.185/pcsRFQ
0805Y6300681KXT Image
  • Part#:0805Y6300681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V X7R 0805
  • In Stock:404259
$0.057/pcsRFQ
2225Y0250474KDT Image
  • Part#:2225Y0250474KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 25V X7R 2225
  • In Stock:29429
$1.328/pcsRFQ
1808JA250120JCTSY2 Image
  • Part#:1808JA250120JCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1808
  • In Stock:88376
$0.266/pcsRFQ
2225J0250820FCR Image
  • Part#:2225J0250820FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 2225
  • In Stock:10455
$3.337/pcsRFQ
1210Y6300681JXT Image
  • Part#:1210Y6300681JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V X7R 1210
  • In Stock:115878
$0.165/pcsRFQ
2225Y6K00331KXT Image
  • Part#:2225Y6K00331KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 6KV X7R 2225
  • In Stock:68560
$0.487/pcsRFQ
1808Y6K00470FCR Image
  • Part#:1808Y6K00470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 6KV C0G/NP0 1808
  • In Stock:56480
$0.641/pcsRFQ
1825J2K00270GCR Image
  • Part#:1825J2K00270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 2KV C0G/NP0 1825
  • In Stock:30949
$1.012/pcsRFQ
0603J2000560JQT Image
  • Part#:0603J2000560JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 0603
  • In Stock:176731
$0.131/pcsRFQ
0805Y2500750KUT Image
  • Part#:0805Y2500750KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 250V C0G/NP0 0805
  • In Stock:91230
$0.231/pcsRFQ
1206Y0500151GFT Image
  • Part#:1206Y0500151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 1206
  • In Stock:91982
$0.232/pcsRFQ
1206Y0500332JAR Image
  • Part#:1206Y0500332JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 1206
  • In Stock:114818
$0.175/pcsRFQ
1812J0250334MXT Image
  • Part#:1812J0250334MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 1812
  • In Stock:64629
$0.293/pcsRFQ
1812Y0100560FCT Image
  • Part#:1812Y0100560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 10V C0G/NP0 1812
  • In Stock:32290
$0.954/pcsRFQ
0805Y1000301FQT Image
  • Part#:0805Y1000301FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 300PF 100V C0G/NP0 0805
  • In Stock:49254
$0.717/pcsRFQ
2225J2000822JCR Image
  • Part#:2225J2000822JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V C0G/NP0 2225
  • In Stock:36814
$1.071/pcsRFQ
2220Y2K00122JCR Image
  • Part#:2220Y2K00122JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2KV C0G/NP0 2220
  • In Stock:38098
$0.897/pcsRFQ
1812JA250820GCRPY2 Image
  • Part#:1812JA250820GCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1812
  • In Stock:44805
$0.665/pcsRFQ
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