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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

1812Y0100122KCR Image
  • Part#:1812Y0100122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 10V C0G/NP0 1812
  • In Stock:83387
$0.276/pcsRFQ
1206J1000332KFT Image
  • Part#:1206J1000332KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1206
  • In Stock:113659
$0.208/pcsRFQ
0603Y0630181JQT Image
  • Part#:0603Y0630181JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 0603
  • In Stock:153445
$0.139/pcsRFQ
2225J1000272FFT Image
  • Part#:2225J1000272FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 2225
  • In Stock:6556
$4.577/pcsRFQ
1206J0634P00BQT Image
  • Part#:1206J0634P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 63V C0G/NP0 1206
  • In Stock:72613
$0.328/pcsRFQ
2220J6K00180GCR Image
  • Part#:2220J6K00180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 6KV C0G/NP0 2220
  • In Stock:65429
$0.514/pcsRFQ
1808J6300560FCR Image
  • Part#:1808J6300560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 630V C0G/NP0 1808
  • In Stock:79318
$0.464/pcsRFQ
1812Y2500394JDT Image
  • Part#:1812Y2500394JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 250V X7R 1812
  • In Stock:32426
$0.92/pcsRFQ
1206J0500510JQT Image
  • Part#:1206J0500510JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 50V C0G/NP0 1206
  • In Stock:127274
$0.185/pcsRFQ
0603J2005P60DQT Image
  • Part#:0603J2005P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 200V C0G/NP0 0603
  • In Stock:244684
$0.095/pcsRFQ
1210Y2005P60CFR Image
  • Part#:1210Y2005P60CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 200V C0G/NP0 1210
  • In Stock:96290
$0.368/pcsRFQ
1825J0500103MXR Image
  • Part#:1825J0500103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V X7R 1825
  • In Stock:58192
$0.671/pcsRFQ
0805J2500331FCR Image
  • Part#:0805J2500331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 0805
  • In Stock:85820
$0.239/pcsRFQ
1808J5000220GCR Image
  • Part#:1808J5000220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V C0G/NP0 1808
  • In Stock:108091
$0.183/pcsRFQ
1808J1K50182JXR Image
  • Part#:1808J1K50182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.5KV X7R 1808
  • In Stock:128928
$0.155/pcsRFQ
2225J3K00472KXR Image
  • Part#:2225J3K00472KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 3KV X7R 2225
  • In Stock:41233
$0.882/pcsRFQ
1812Y6300124MER Image
  • Part#:1812Y6300124MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 630V X7R 1812
  • In Stock:38128
$0.836/pcsRFQ
2225Y5000332KFR Image
  • Part#:2225Y5000332KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V C0G/NP0 2225
  • In Stock:29516
$1.137/pcsRFQ
1210J1000101FCT Image
  • Part#:1210J1000101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1210
  • In Stock:55253
$0.575/pcsRFQ
1825Y0500152GCT Image
  • Part#:1825Y0500152GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1825
  • In Stock:19836
$1.543/pcsRFQ
1825J1K20393KXT Image
  • Part#:1825J1K20393KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 1.2KV X7R 1825
  • In Stock:44632
$0.789/pcsRFQ
1206Y6300821JAT Image
  • Part#:1206Y6300821JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V C0G/NP0 1206
  • In Stock:115215
$0.171/pcsRFQ
0603J2500180GCT Image
  • Part#:0603J2500180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 0603
  • In Stock:228168
$0.092/pcsRFQ
0603Y200P500CUT Image
  • Part#:0603Y200P500CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 200V C0G/NP0 0603
  • In Stock:217792
$0.094/pcsRFQ
1812J0100470GCR Image
  • Part#:1812J0100470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 10V C0G/NP0 1812
  • In Stock:85546
$0.428/pcsRFQ
1808Y5000222MDR Image
  • Part#:1808Y5000222MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 1808
  • In Stock:85329
$0.256/pcsRFQ
1825Y3K00101JCT Image
  • Part#:1825Y3K00101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 3KV C0G/NP0 1825
  • In Stock:42580
$0.72/pcsRFQ
1206Y1000271JFR Image
  • Part#:1206Y1000271JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1206
  • In Stock:157145
$0.124/pcsRFQ
2225Y0160821GFT Image
  • Part#:2225Y0160821GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 2225
  • In Stock:13831
$2.677/pcsRFQ
0805Y0160330JFT Image
  • Part#:0805Y0160330JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 0805
  • In Stock:274632
$0.083/pcsRFQ
0603Y2500160KQT Image
  • Part#:0603Y2500160KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 250V C0G/NP0 0603
  • In Stock:192737
$0.102/pcsRFQ
1111Y5000390GQT Image
  • Part#:1111Y5000390GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 1111
  • In Stock:56220
$0.53/pcsRFQ
0805J2000221MXT Image
  • Part#:0805J2000221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V X7R 0805
  • In Stock:372990
$0.065/pcsRFQ
1812Y2K00471JXT Image
  • Part#:1812Y2K00471JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 2KV X7R 1812
  • In Stock:56303
$0.357/pcsRFQ
0805J5000510KQT Image
  • Part#:0805J5000510KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 500V C0G/NP0 0805
  • In Stock:123963
$0.194/pcsRFQ
0603J0630221KXR Image
  • Part#:0603J0630221KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V X7R 0603
  • In Stock:456979
$0.045/pcsRFQ
0603J0630220GQT Image
  • Part#:0603J0630220GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 0603
  • In Stock:95693
$0.25/pcsRFQ
2220Y5000222KDT Image
  • Part#:2220Y5000222KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 2220
  • In Stock:40406
$0.774/pcsRFQ
2225Y6K00120KCR Image
  • Part#:2225Y6K00120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 6KV C0G/NP0 2225
  • In Stock:69167
$0.449/pcsRFQ
1808J1K00150MDR Image
  • Part#:1808J1K00150MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV X7R 1808
  • In Stock:106426
$0.203/pcsRFQ
0603Y0630152MER Image
  • Part#:0603Y0630152MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V X7R 0603
  • In Stock:348712
$0.063/pcsRFQ
0603J1000151MDR Image
  • Part#:0603J1000151MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V X7R 0603
  • In Stock:339917
$0.057/pcsRFQ
0805Y0500392GCR Image
  • Part#:0805Y0500392GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 0805
  • In Stock:137245
$0.161/pcsRFQ
1812Y1000274KDR Image
  • Part#:1812Y1000274KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 100V X7R 1812
  • In Stock:68842
$0.541/pcsRFQ
0805J6300330GCR Image
  • Part#:0805J6300330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 630V C0G/NP0 0805
  • In Stock:216141
$0.089/pcsRFQ
0805Y2500270KUT Image
  • Part#:0805Y2500270KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 0805
  • In Stock:129383
$0.183/pcsRFQ
2220J0160220KCT Image
  • Part#:2220J0160220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 2220
  • In Stock:56675
$0.696/pcsRFQ
0505Y1000330JQT Image
  • Part#:0505Y1000330JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 0505
  • In Stock:112142
$0.186/pcsRFQ
2220Y1K00152MDT Image
  • Part#:2220Y1K00152MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV X7R 2220
  • In Stock:43833
$0.728/pcsRFQ
1206Y0503P00DQT Image
  • Part#:1206Y0503P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 50V C0G/NP0 1206
  • In Stock:120311
$0.175/pcsRFQ
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