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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

1210J0630682KDR Image
  • Part#:1210J0630682KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V X7R 1210
  • In Stock:112813
$0.206/pcsRFQ
1808YA250820JCRSY2 Image
  • Part#:1808YA250820JCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1808
  • In Stock:72540
$0.278/pcsRFQ
1206Y1K54P70DCR Image
  • Part#:1206Y1K54P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 1.5KV C0G/NP0 1206
  • In Stock:224353
$0.085/pcsRFQ
1206J2001P80BCR Image
  • Part#:1206J2001P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 200V C0G/NP0 1206
  • In Stock:95921
$0.221/pcsRFQ
1825Y3K00471MXT Image
  • Part#:1825Y3K00471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 3KV X7R 1825
  • In Stock:52325
$0.599/pcsRFQ
0805Y2500151GCR Image
  • Part#:0805Y2500151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 0805
  • In Stock:178176
$0.125/pcsRFQ
0805Y0160221JCR Image
  • Part#:0805Y0160221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 0805
  • In Stock:373238
$0.057/pcsRFQ
2225Y0160272KFR Image
  • Part#:2225Y0160272KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 2225
  • In Stock:22233
$1.374/pcsRFQ
1808J1K55P60CCR Image
  • Part#:1808J1K55P60CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1.5KV C0G/NP0 1808
  • In Stock:94675
$0.203/pcsRFQ
2220Y0630561KCR Image
  • Part#:2220Y0630561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 2220
  • In Stock:46928
$0.724/pcsRFQ
1206J2500472JXR Image
  • Part#:1206J2500472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V X7R 1206
  • In Stock:247982
$0.093/pcsRFQ
1210J1000562FFT Image
  • Part#:1210J1000562FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1210
  • In Stock:31422
$1.111/pcsRFQ
1825Y2000182JCT Image
  • Part#:1825Y2000182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V C0G/NP0 1825
  • In Stock:36630
$0.909/pcsRFQ
1206Y1K50101JXR Image
  • Part#:1206Y1K50101JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.5KV X7R 1206
  • In Stock:155771
$0.151/pcsRFQ
0603Y0161P00DFT Image
  • Part#:0603Y0161P00DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 16V C0G/NP0 0603
  • In Stock:245588
$0.093/pcsRFQ
0805Y5000180GQT Image
  • Part#:0805Y5000180GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 0805
  • In Stock:75797
$0.315/pcsRFQ
0805Y0160562KCR Image
  • Part#:0805Y0160562KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V C0G/NP0 0805
  • In Stock:200338
$0.096/pcsRFQ
0805Y2500183KDR Image
  • Part#:0805Y2500183KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 0805
  • In Stock:234446
$0.102/pcsRFQ
1210J5000270MDR Image
  • Part#:1210J5000270MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V X7R 1210
  • In Stock:150793
$0.15/pcsRFQ
0603Y0100182JCT Image
  • Part#:0603Y0100182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 10V C0G/NP0 0603
  • In Stock:261852
$0.078/pcsRFQ
2220J0630821FFT Image
  • Part#:2220J0630821FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 2220
  • In Stock:10634
$3.595/pcsRFQ
1210J0160221GFT Image
  • Part#:1210J0160221GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 1210
  • In Stock:74272
$0.444/pcsRFQ
1812J2500331JFR Image
  • Part#:1812J2500331JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 1812
  • In Stock:85008
$0.413/pcsRFQ
1808J6K00220KCT Image
  • Part#:1808J6K00220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 6KV C0G/NP0 1808
  • In Stock:135700
$0.158/pcsRFQ
0603J0504P70BCT Image
  • Part#:0603J0504P70BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 0603
  • In Stock:159218
$0.147/pcsRFQ
1210Y5000331JCT Image
  • Part#:1210Y5000331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 1210
  • In Stock:140934
$0.138/pcsRFQ
1808Y0250270JCT Image
  • Part#:1808Y0250270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 25V C0G/NP0 1808
  • In Stock:159714
$0.131/pcsRFQ
0805J1K01P20DCR Image
  • Part#:0805J1K01P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 1KV C0G/NP0 0805
  • In Stock:462974
$0.052/pcsRFQ
2220Y0100560GCT Image
  • Part#:2220Y0100560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 10V C0G/NP0 2220
  • In Stock:23565
$1.442/pcsRFQ
1808YA250180JCTPY2 Image
  • Part#:1808YA250180JCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1808
  • In Stock:69961
$0.312/pcsRFQ
1808J0630684JXT Image
  • Part#:1808J0630684JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 63V X7R 1808
  • In Stock:65229
$0.291/pcsRFQ
1206Y6300562KXT Image
  • Part#:1206Y6300562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 630V X7R 1206
  • In Stock:233947
$0.095/pcsRFQ
2220Y5000152JXT Image
  • Part#:2220Y5000152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 2220
  • In Stock:61616
$0.628/pcsRFQ
1825Y2500220JCR Image
  • Part#:1825Y2500220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1825
  • In Stock:37707
$0.947/pcsRFQ
1812Y0500390KCR Image
  • Part#:1812Y0500390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 1812
  • In Stock:75915
$0.27/pcsRFQ
1206Y2000183KDT Image
  • Part#:1206Y2000183KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1206
  • In Stock:174447
$0.132/pcsRFQ
1808Y0100124MXT Image
  • Part#:1808Y0100124MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 10V X7R 1808
  • In Stock:141773
$0.161/pcsRFQ
1206Y6300181JCT Image
  • Part#:1206Y6300181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V C0G/NP0 1206
  • In Stock:223981
$0.092/pcsRFQ
2225Y1000333KDR Image
  • Part#:2225Y1000333KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 2225
  • In Stock:36524
$1.082/pcsRFQ
1808J1K06P80BFR Image
  • Part#:1808J1K06P80BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1KV C0G/NP0 1808
  • In Stock:64223
$0.513/pcsRFQ
0505Y2000750JQT Image
  • Part#:0505Y2000750JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 200V C0G/NP0 0505
  • In Stock:61203
$0.334/pcsRFQ
1808Y0250270FCR Image
  • Part#:1808Y0250270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 25V C0G/NP0 1808
  • In Stock:65325
$0.351/pcsRFQ
0805J5005P60DAT Image
  • Part#:0805J5005P60DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 0805
  • In Stock:263740
$0.078/pcsRFQ
1808Y5000472KDT Image
  • Part#:1808Y5000472KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V X7R 1808
  • In Stock:103437
$0.184/pcsRFQ
1808J5000104MXT Image
  • Part#:1808J5000104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 500V X7R 1808
  • In Stock:88593
$0.228/pcsRFQ
1210Y1K00820JAT Image
  • Part#:1210Y1K00820JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 1210
  • In Stock:119126
$0.202/pcsRFQ
1808Y2500271KDR Image
  • Part#:1808Y2500271KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V X7R 1808
  • In Stock:128989
$0.174/pcsRFQ
1808Y2500222GFR Image
  • Part#:1808Y2500222GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V C0G/NP0 1808
  • In Stock:71933
$0.436/pcsRFQ
0505Y3001P50DQT Image
  • Part#:0505Y3001P50DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 300V C0G/NP0 0505
  • In Stock:132391
$0.176/pcsRFQ
1812J0500331JFT Image
  • Part#:1812J0500331JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1812
  • In Stock:77978
$0.387/pcsRFQ
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