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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

1206Y1K00560KFR Image
  • Part#:1206Y1K00560KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 1206
  • In Stock:166632
$0.132/pcsRFQ
1210J0160151JFT Image
  • Part#:1210J0160151JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 1210
  • In Stock:86588
$0.255/pcsRFQ
1812Y0630105MET Image
  • Part#:1812Y0630105MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 63V X7R 1812
  • In Stock:54324
$0.707/pcsRFQ
1210J0630392KXR Image
  • Part#:1210J0630392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V X7R 1210
  • In Stock:147035
$0.139/pcsRFQ
1210Y0630223KDT Image
  • Part#:1210Y0630223KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V X7R 1210
  • In Stock:103070
$0.227/pcsRFQ
1808J0500180GFT Image
  • Part#:1808J0500180GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 1808
  • In Stock:63426
$0.318/pcsRFQ
1206Y1000430KQT Image
  • Part#:1206Y1000430KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 100V C0G/NP0 1206
  • In Stock:107064
$0.185/pcsRFQ
1808Y0100681KCT Image
  • Part#:1808Y0100681KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 1808
  • In Stock:170975
$0.128/pcsRFQ
1812Y1K00222GAR Image
  • Part#:1812Y1K00222GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV C0G/NP0 1812
  • In Stock:33442
$0.999/pcsRFQ
1808Y5008P20DFT Image
  • Part#:1808Y5008P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 500V C0G/NP0 1808
  • In Stock:60835
$0.33/pcsRFQ
1206Y1K00391MXT Image
  • Part#:1206Y1K00391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 1206
  • In Stock:245108
$0.08/pcsRFQ
1825J0100150FCR Image
  • Part#:1825J0100150FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 10V C0G/NP0 1825
  • In Stock:13289
$2.895/pcsRFQ
1808Y0100100KCT Image
  • Part#:1808Y0100100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 1808
  • In Stock:166389
$0.142/pcsRFQ
1206J1K20153MXT Image
  • Part#:1206J1K20153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1.2KV X7R 1206
  • In Stock:208295
$0.11/pcsRFQ
2220Y0160394KDT Image
  • Part#:2220Y0160394KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 16V X7R 2220
  • In Stock:29858
$1.11/pcsRFQ
0805Y0250680FCR Image
  • Part#:0805Y0250680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 0805
  • In Stock:133013
$0.182/pcsRFQ
0603Y2000471JDR Image
  • Part#:0603Y2000471JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V X7R 0603
  • In Stock:318323
$0.074/pcsRFQ
2225Y6K00330GCR Image
  • Part#:2225Y6K00330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 6KV C0G/NP0 2225
  • In Stock:46123
$0.727/pcsRFQ
1808Y5000821MXR Image
  • Part#:1808Y5000821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V X7R 1808
  • In Stock:141627
$0.146/pcsRFQ
1808J0630274KXR Image
  • Part#:1808J0630274KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 63V X7R 1808
  • In Stock:118449
$0.204/pcsRFQ
2220Y0630150KFT Image
  • Part#:2220Y0630150KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 2220
  • In Stock:25803
$1.189/pcsRFQ
  • Part#:0805Y2000472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:414183
$0.055/pcsRFQ
0805Y2500390JUT Image
  • Part#:0805Y2500390JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 0805
  • In Stock:94287
$0.213/pcsRFQ
1812J6300472GCT Image
  • Part#:1812J6300472GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 630V C0G/NP0 1812
  • In Stock:52256
$0.737/pcsRFQ
1206Y5001P80CAT Image
  • Part#:1206Y5001P80CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 500V C0G/NP0 1206
  • In Stock:98687
$0.203/pcsRFQ
1210J2000332JDT Image
  • Part#:1210J2000332JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V X7R 1210
  • In Stock:76360
$0.292/pcsRFQ
0603Y0250332JDT Image
  • Part#:0603Y0250332JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V X7R 0603
  • In Stock:275344
$0.08/pcsRFQ
0603J2500680KCR Image
  • Part#:0603J2500680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 0603
  • In Stock:465016
$0.051/pcsRFQ
1808J0100824JXR Image
  • Part#:1808J0100824JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 10V X7R 1808
  • In Stock:79295
$0.276/pcsRFQ
2220J1000684KXR Image
  • Part#:2220J1000684KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 100V X7R 2220
  • In Stock:44766
$0.747/pcsRFQ
1808YA250220JCRSP Image
  • Part#:1808YA250220JCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1808
  • In Stock:94311
$0.239/pcsRFQ
2220Y0630151GCR Image
  • Part#:2220Y0630151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 2220
  • In Stock:21773
$1.396/pcsRFQ
1825Y0250822JCR Image
  • Part#:1825Y0250822JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V C0G/NP0 1825
  • In Stock:40752
$0.806/pcsRFQ
1206Y1K20221KXT Image
  • Part#:1206Y1K20221KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.2KV X7R 1206
  • In Stock:239620
$0.08/pcsRFQ
1825Y0250151KCR Image
  • Part#:1825Y0250151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1825
  • In Stock:46561
$0.836/pcsRFQ
1206J0250823MDR Image
  • Part#:1206J0250823MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 25V X7R 1206
  • In Stock:209814
$0.115/pcsRFQ
0603J0630820GAR Image
  • Part#:0603J0630820GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 0603
  • In Stock:171457
$0.121/pcsRFQ
0603Y3000220JQT Image
  • Part#:0603Y3000220JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 300V C0G/NP0 0603
  • In Stock:207719
$0.116/pcsRFQ
1825Y1000332JCT Image
  • Part#:1825Y1000332JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1825
  • In Stock:40126
$0.853/pcsRFQ
1825J0100561JCR Image
  • Part#:1825J0100561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 10V C0G/NP0 1825
  • In Stock:50593
$0.723/pcsRFQ
1812J2000100FAR Image
  • Part#:1812J2000100FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 1812
  • In Stock:26773
$1.321/pcsRFQ
1808J1000392GFT Image
  • Part#:1808J1000392GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1808
  • In Stock:61727
$0.592/pcsRFQ
1206Y1000391FAT Image
  • Part#:1206Y1000391FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1206
  • In Stock:65987
$0.465/pcsRFQ
1808Y2500561FFT Image
  • Part#:1808Y2500561FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1808
  • In Stock:50270
$0.626/pcsRFQ
1812J0250392FFT Image
  • Part#:1812J0250392FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1812
  • In Stock:27940
$1.416/pcsRFQ
2220Y5000100FFT Image
  • Part#:2220Y5000100FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 2220
  • In Stock:11743
$3.244/pcsRFQ
1825Y0160334KXT Image
  • Part#:1825Y0160334KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 16V X7R 1825
  • In Stock:43071
$0.801/pcsRFQ
2225J3K00561FCT Image
  • Part#:2225J3K00561FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 3KV C0G/NP0 2225
  • In Stock:15471
$2.439/pcsRFQ
1210J1K03P90DCR Image
  • Part#:1210J1K03P90DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 1KV C0G/NP0 1210
  • In Stock:173045
$0.124/pcsRFQ
2220J1000393KFT Image
  • Part#:2220J1000393KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V C0G 2220
  • In Stock:29292
$1.323/pcsRFQ
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