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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

2220Y0500561GFR Image
  • Part#:2220Y0500561GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 2220
  • In Stock:19561
$1.974/pcsRFQ
0805J2000510KUT Image
  • Part#:0805J2000510KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 200V C0G/NP0 0805
  • In Stock:94157
$0.221/pcsRFQ
1808Y5K00100KCT Image
  • Part#:1808Y5K00100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 5KV C0G/NP0 1808
  • In Stock:139907
$0.163/pcsRFQ
1206Y0102P20BCR Image
  • Part#:1206Y0102P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 10V C0G/NP0 1206
  • In Stock:95484
$0.248/pcsRFQ
1812Y1K20121JCR Image
  • Part#:1812Y1K20121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.2KV C0G/NP0 1812
  • In Stock:72843
$0.268/pcsRFQ
1808Y0634P70CCR Image
  • Part#:1808Y0634P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 63V C0G/NP0 1808
  • In Stock:110681
$0.212/pcsRFQ
1210Y0500392FAT Image
  • Part#:1210Y0500392FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 1210
  • In Stock:33966
$0.969/pcsRFQ
2220Y0630823KXT Image
  • Part#:2220Y0630823KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V X7R 2220
  • In Stock:51427
$0.701/pcsRFQ
1210J2000391FFT Image
  • Part#:1210J2000391FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1210
  • In Stock:38844
$0.908/pcsRFQ
2225Y0250105JDR Image
  • Part#:2225Y0250105JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 25V X7R 2225
  • In Stock:16870
$1.79/pcsRFQ
1206Y2500361FQT Image
  • Part#:1206Y2500361FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 360PF 250V C0G/NP0 1206
  • In Stock:34401
$1.012/pcsRFQ
1812Y6300182KCT Image
  • Part#:1812Y6300182KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 630V C0G/NP0 1812
  • In Stock:72776
$0.309/pcsRFQ
1206J0250122JCR Image
  • Part#:1206J0250122JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1206
  • In Stock:251605
$0.095/pcsRFQ
1812J6300122KCR Image
  • Part#:1812J6300122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V C0G/NP0 1812
  • In Stock:98368
$0.237/pcsRFQ
1808Y2000222KDT Image
  • Part#:1808Y2000222KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V X7R 1808
  • In Stock:104930
$0.189/pcsRFQ
1808Y6300271KCR Image
  • Part#:1808Y6300271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 630V C0G/NP0 1808
  • In Stock:138954
$0.171/pcsRFQ
0805Y0631P90HQT Image
  • Part#:0805Y0631P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 63V C0G/NP0 0805
  • In Stock:80423
$0.273/pcsRFQ
1206J0630271FCT Image
  • Part#:1206J0630271FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 1206
  • In Stock:79853
$0.292/pcsRFQ
1206J5000470KFR Image
  • Part#:1206J5000470KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1206
  • In Stock:189948
$0.106/pcsRFQ
1206Y1K00510JQT Image
  • Part#:1206Y1K00510JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 1KV C0G/NP0 1206
  • In Stock:95632
$0.208/pcsRFQ
0805Y2000183MXT Image
  • Part#:0805Y2000183MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 0805
  • In Stock:267892
$0.078/pcsRFQ
2220J0100680FCT Image
  • Part#:2220J0100680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 10V C0G/NP0 2220
  • In Stock:12964
$2.543/pcsRFQ
  • Part#:0805Y0500560FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:80983
$0.242/pcsRFQ
2225Y1K00180GCT Image
  • Part#:2225Y1K00180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 2225
  • In Stock:27513
$1.375/pcsRFQ
1210Y0250472FFR Image
  • Part#:1210Y0250472FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1210
  • In Stock:34309
$0.957/pcsRFQ
1210Y0160155KXR Image
  • Part#:1210Y0160155KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 16V X7R 1210
  • In Stock:67099
$0.33/pcsRFQ
1210Y1K00681FFT Image
  • Part#:1210Y1K00681FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 1210
  • In Stock:38842
$0.787/pcsRFQ
0805Y5000121FCR Image
  • Part#:0805Y5000121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 0805
  • In Stock:106393
$0.188/pcsRFQ
0805J0500220JCT Image
  • Part#:0805J0500220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 0805
  • In Stock:421013
$0.057/pcsRFQ
1206Y1K01P50DFT Image
  • Part#:1206Y1K01P50DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 1KV C0G/NP0 1206
  • In Stock:165336
$0.133/pcsRFQ
1812J0160332GCR Image
  • Part#:1812J0160332GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 1812
  • In Stock:77363
$0.475/pcsRFQ
2225J0630222KFR Image
  • Part#:2225J0630222KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 2225
  • In Stock:25806
$1.236/pcsRFQ
2225Y0250275JXT Image
  • Part#:2225Y0250275JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 25V X7R 2225
  • In Stock:24505
$1.487/pcsRFQ
1210J2000120FFT Image
  • Part#:1210J2000120FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1210
  • In Stock:35757
$0.892/pcsRFQ
0805Y0508P20BFT Image
  • Part#:0805Y0508P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 0805
  • In Stock:80240
$0.272/pcsRFQ
2220Y2K00222JXT Image
  • Part#:2220Y2K00222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 2KV X7R 2220
  • In Stock:43896
$0.693/pcsRFQ
1206J2506P80DCT Image
  • Part#:1206J2506P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 1206
  • In Stock:251265
$0.081/pcsRFQ
2225J0100220GCR Image
  • Part#:2225J0100220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 10V C0G/NP0 2225
  • In Stock:21016
$1.646/pcsRFQ
2220J1K00104JXT Image
  • Part#:2220J1K00104JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 1KV X7R 2220
  • In Stock:43811
$0.84/pcsRFQ
1808Y0250682JCT Image
  • Part#:1808Y0250682JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 1808
  • In Stock:138766
$0.151/pcsRFQ
1210J0630394MDT Image
  • Part#:1210J0630394MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 63V X7R 1210
  • In Stock:61150
$0.344/pcsRFQ
2220Y1000155JXT Image
  • Part#:2220Y1000155JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 100V X7R 2220
  • In Stock:27921
$1.408/pcsRFQ
1812J5000332KFT Image
  • Part#:1812J5000332KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V C0G/NP0 1812
  • In Stock:96134
$0.375/pcsRFQ
1808J5000822MDT Image
  • Part#:1808J5000822MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V X7R 1808
  • In Stock:101956
$0.202/pcsRFQ
1206Y2003P60BQT Image
  • Part#:1206Y2003P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 200V C0G/NP0 1206
  • In Stock:70195
$0.3/pcsRFQ
1812J2000221FCT Image
  • Part#:1812J2000221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1812
  • In Stock:35801
$1/pcsRFQ
2220Y2500471KFT Image
  • Part#:2220Y2500471KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 2220
  • In Stock:33248
$1.191/pcsRFQ
0805Y1509P10BQT Image
  • Part#:0805Y1509P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 150V C0G/NP0 0805
  • In Stock:97771
$0.381/pcsRFQ
1808J5000122GCR Image
  • Part#:1808J5000122GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 1808
  • In Stock:84958
$0.254/pcsRFQ
1206J0160152JDT Image
  • Part#:1206J0160152JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V X7R 1206
  • In Stock:161129
$0.139/pcsRFQ
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