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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

1808J0100102GCT Image
  • Part#:1808J0100102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 10V C0G/NP0 1808
  • In Stock:101550
$0.212/pcsRFQ
1808J1K50101GCR Image
  • Part#:1808J1K50101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.5KV C0G/NP0 1808
  • In Stock:102620
$0.2/pcsRFQ
2220J6300822FCR Image
  • Part#:2220J6300822FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 630V C0G/NP0 2220
  • In Stock:12583
$2.53/pcsRFQ
1206Y0500153GCT Image
  • Part#:1206Y0500153GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V C0G/NP0 1206
  • In Stock:58815
$0.32/pcsRFQ
1206Y1K50121FCR Image
  • Part#:1206Y1K50121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.5KV C0G/NP0 1206
  • In Stock:59487
$0.355/pcsRFQ
1206Y1K01P50DQT Image
  • Part#:1206Y1K01P50DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 1KV C0G/NP0 1206
  • In Stock:105186
$0.194/pcsRFQ
1210Y0160272FFR Image
  • Part#:1210Y0160272FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 1210
  • In Stock:36142
$0.892/pcsRFQ
1206J1K00681KDT Image
  • Part#:1206J1K00681KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV X7R 1206
  • In Stock:179153
$0.112/pcsRFQ
1812J2000821KAT Image
  • Part#:1812J2000821KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1812
  • In Stock:95933
$0.402/pcsRFQ
2220Y5000472FFT Image
  • Part#:2220Y5000472FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V C0G/NP0 2220
  • In Stock:11688
$3.072/pcsRFQ
1111Y1506P80HQT Image
  • Part#:1111Y1506P80HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 150V C0G/NP0 1111
  • In Stock:28011
$1.234/pcsRFQ
1812J5000270KAR Image
  • Part#:1812J5000270KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1812
  • In Stock:59670
$0.351/pcsRFQ
0603Y1000391KXR Image
  • Part#:0603Y1000391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V X7R 0603
  • In Stock:425690
$0.045/pcsRFQ
0805Y1K00181JXT Image
  • Part#:0805Y1K00181JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV X7R 0805
  • In Stock:246139
$0.083/pcsRFQ
0805J1008P20CQT Image
  • Part#:0805J1008P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 100V C0G/NP0 0805
  • In Stock:100765
$0.209/pcsRFQ
2220J5000122KFT Image
  • Part#:2220J5000122KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 2220
  • In Stock:44308
$0.753/pcsRFQ
1812Y6300562KCT Image
  • Part#:1812Y6300562KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 630V C0G/NP0 1812
  • In Stock:58211
$0.527/pcsRFQ
1206Y3003P30BQT Image
  • Part#:1206Y3003P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 300V C0G/NP0 1206
  • In Stock:85585
$0.25/pcsRFQ
1206J6300821FCT Image
  • Part#:1206J6300821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V C0G/NP0 1206
  • In Stock:103803
$0.363/pcsRFQ
1210Y5000100JAR Image
  • Part#:1210Y5000100JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 1210
  • In Stock:131975
$0.178/pcsRFQ
1825J1000274KXT Image
  • Part#:1825J1000274KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 100V X7R 1825
  • In Stock:42216
$0.799/pcsRFQ
1210Y1K00562KET Image
  • Part#:1210Y1K00562KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV X7R 1210
  • In Stock:101771
$0.229/pcsRFQ
1812J2500103KFR Image
  • Part#:1812J2500103KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V C0G 1812
  • In Stock:60500
$0.533/pcsRFQ
1812J0630270GFT Image
  • Part#:1812J0630270GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1812
  • In Stock:53359
$0.602/pcsRFQ
  • Part#:0805Y0250331JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 0805
  • In Stock:289164
$0.069/pcsRFQ
1111Y2000751FQT Image
  • Part#:1111Y2000751FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 750PF 200V C0G/NP0 1111
  • In Stock:18749
$1.6/pcsRFQ
1825Y5000153MXR Image
  • Part#:1825Y5000153MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1825
  • In Stock:70133
$0.564/pcsRFQ
1808Y6K00330JCT Image
  • Part#:1808Y6K00330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 6KV C0G/NP0 1808
  • In Stock:114840
$0.189/pcsRFQ
1808Y0250222KXR Image
  • Part#:1808Y0250222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V X7R 1808
  • In Stock:208355
$0.111/pcsRFQ
0805J0100473MXR Image
  • Part#:0805J0100473MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V X7R 0805
  • In Stock:321974
$0.06/pcsRFQ
1210Y2000150GAR Image
  • Part#:1210Y2000150GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 1210
  • In Stock:73608
$0.457/pcsRFQ
1812Y2000472JDT Image
  • Part#:1812Y2000472JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 1812
  • In Stock:61738
$0.552/pcsRFQ
1808Y1000150FFT Image
  • Part#:1808Y1000150FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1808
  • In Stock:47679
$0.68/pcsRFQ
2225J1K00330KFR Image
  • Part#:2225J1K00330KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 2225
  • In Stock:35817
$0.959/pcsRFQ
0805J0633P60BQT Image
  • Part#:0805J0633P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 63V C0G/NP0 0805
  • In Stock:104241
$0.222/pcsRFQ
1812J0500823KCR Image
  • Part#:1812J0500823KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V C0G/NP0 1812
  • In Stock:43621
$0.83/pcsRFQ
2220J0160103KDT Image
  • Part#:2220J0160103KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V X7R 2220
  • In Stock:34129
$0.891/pcsRFQ
0805J2500471GCR Image
  • Part#:0805J2500471GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 0805
  • In Stock:177315
$0.119/pcsRFQ
1210J2500391KCT Image
  • Part#:1210J2500391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1210
  • In Stock:143833
$0.167/pcsRFQ
0805J0630121KQT Image
  • Part#:0805J0630121KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 0805
  • In Stock:91444
$0.216/pcsRFQ
1812Y0160822FFR Image
  • Part#:1812Y0160822FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V C0G/NP0 1812
  • In Stock:17543
$1.744/pcsRFQ
1210J0250682JFR Image
  • Part#:1210J0250682JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 1210
  • In Stock:65279
$0.287/pcsRFQ
0505Y0500301GQT Image
  • Part#:0505Y0500301GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 300PF 50V C0G/NP0 0505
  • In Stock:102530
$0.374/pcsRFQ
0805J2502P10CQT Image
  • Part#:0805J2502P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 250V C0G/NP0 0805
  • In Stock:159027
$0.15/pcsRFQ
1812J6300102FAT Image
  • Part#:1812J6300102FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 630V C0G/NP0 1812
  • In Stock:31226
$1.127/pcsRFQ
1111Y3008P20DQT Image
  • Part#:1111Y3008P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 300V C0G/NP0 1111
  • In Stock:70340
$0.319/pcsRFQ
1210Y0160820JFT Image
  • Part#:1210Y0160820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 1210
  • In Stock:80157
$0.261/pcsRFQ
1812J0630560FCR Image
  • Part#:1812J0630560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 1812
  • In Stock:39558
$0.827/pcsRFQ
1808Y2000472JXR Image
  • Part#:1808Y2000472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 1808
  • In Stock:146984
$0.146/pcsRFQ
  • Part#:1206Y2500472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:363819
$0.063/pcsRFQ
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