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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

0603Y0630300KQT Image
  • Part#:0603Y0630300KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 63V C0G/NP0 0603
  • In Stock:194111
$0.103/pcsRFQ
1206Y1K0P600BQT Image
  • Part#:1206Y1K0P600BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 1KV C0G/NP0 1206
  • In Stock:103123
$0.183/pcsRFQ
1206J2500821JXR Image
  • Part#:1206J2500821JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1206
  • In Stock:240305
$0.093/pcsRFQ
1808J0160682GFR Image
  • Part#:1808J0160682GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 1808
  • In Stock:69091
$0.327/pcsRFQ
2220Y2000560JFT Image
  • Part#:2220Y2000560JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 2220
  • In Stock:26803
$1.285/pcsRFQ
1111J1504P00DQT Image
  • Part#:1111J1504P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 150V C0G/NP0 1111
  • In Stock:69519
$0.273/pcsRFQ
1206Y0160153KCR Image
  • Part#:1206Y0160153KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1206
  • In Stock:138185
$0.145/pcsRFQ
2225J6300103JXR Image
  • Part#:2225J6300103JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 630V X7R 2225
  • In Stock:33519
$0.896/pcsRFQ
0805J0160821KCR Image
  • Part#:0805J0160821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 0805
  • In Stock:384812
$0.055/pcsRFQ
0805Y2000821GCT Image
  • Part#:0805Y2000821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 0805
  • In Stock:157513
$0.148/pcsRFQ
1210Y1K00270FAT Image
  • Part#:1210Y1K00270FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV C0G/NP0 1210
  • In Stock:52173
$0.641/pcsRFQ
2220J5K00121JCR Image
  • Part#:2220J5K00121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 5KV C0G/NP0 2220
  • In Stock:75670
$0.314/pcsRFQ
0603Y2504P30CUT Image
  • Part#:0603Y2504P30CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 250V C0G/NP0 0603
  • In Stock:207660
$0.116/pcsRFQ
1812Y1000472MXTE03 Image
  • Part#:1812Y1000472MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V X7R 1812
  • In Stock:55772
$0.665/pcsRFQ
1812Y0630182FFT Image
  • Part#:1812Y0630182FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 1812
  • In Stock:20596
$1.484/pcsRFQ
2225Y6300390KCT Image
  • Part#:2225Y6300390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 630V C0G/NP0 2225
  • In Stock:46598
$0.831/pcsRFQ
1825Y2000561GCT Image
  • Part#:1825Y2000561GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 1825
  • In Stock:18958
$1.673/pcsRFQ
  • Part#:1825J2K00470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:37685
$0.937/pcsRFQ
2220J1000821FCT Image
  • Part#:2220J1000821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 2220
  • In Stock:15689
$2.373/pcsRFQ
2225J0250151JFR Image
  • Part#:2225J0250151JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 2225
  • In Stock:26655
$1.401/pcsRFQ
0603Y2503P00BUT Image
  • Part#:0603Y2503P00BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 250V C0G/NP0 0603
  • In Stock:142376
$0.15/pcsRFQ
0603J2500151MXT Image
  • Part#:0603J2500151MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 0603
  • In Stock:432549
$0.044/pcsRFQ
1210J0630682JFR Image
  • Part#:1210J0630682JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1210
  • In Stock:76782
$0.283/pcsRFQ
1812J0630561KAT Image
  • Part#:1812J0630561KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 1812
  • In Stock:95075
$0.367/pcsRFQ
0805Y5000121KXR Image
  • Part#:0805Y5000121KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V X7R 0805
  • In Stock:438438
$0.049/pcsRFQ
1206Y1K51P50DCT Image
  • Part#:1206Y1K51P50DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 1.5KV C0G/NP0 1206
  • In Stock:244845
$0.089/pcsRFQ
0805J0505P60BFR Image
  • Part#:0805J0505P60BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 0805
  • In Stock:77757
$0.252/pcsRFQ
1825Y2K50150JCR Image
  • Part#:1825Y2K50150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2.5KV C0G/NP0 1825
  • In Stock:53371
$0.63/pcsRFQ
0805J0100822JXT Image
  • Part#:0805J0100822JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V X7R 0805
  • In Stock:253028
$0.075/pcsRFQ
0603Y0160393KDR Image
  • Part#:0603Y0160393KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 0603
  • In Stock:279419
$0.075/pcsRFQ
1812J2000820FCR Image
  • Part#:1812J2000820FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1812
  • In Stock:36028
$0.916/pcsRFQ
1808J5000330FFR Image
  • Part#:1808J5000330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 1808
  • In Stock:62393
$0.606/pcsRFQ
2225Y6300563KXT Image
  • Part#:2225Y6300563KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 630V X7R 2225
  • In Stock:45400
$0.849/pcsRFQ
2225J0630105KDT Image
  • Part#:2225J0630105KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 63V X7R 2225
  • In Stock:22913
$1.31/pcsRFQ
0805Y1000273JXT Image
  • Part#:0805Y1000273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V X7R 0805
  • In Stock:239093
$0.09/pcsRFQ
1812Y0500124JDR Image
  • Part#:1812Y0500124JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 1812
  • In Stock:67360
$0.543/pcsRFQ
1206Y1000332MXTE03 Image
  • Part#:1206Y1000332MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V X7R 1206
  • In Stock:88257
$0.269/pcsRFQ
0805Y1000471KFT Image
  • Part#:0805Y1000471KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 0805
  • In Stock:246878
$0.09/pcsRFQ
2225Y4K00220JCR Image
  • Part#:2225Y4K00220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 4KV C0G/NP0 2225
  • In Stock:83728
$0.393/pcsRFQ
0603J2002P70DCR Image
  • Part#:0603J2002P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 200V C0G/NP0 0603
  • In Stock:516238
$0.047/pcsRFQ
1808J0630221KFT Image
  • Part#:1808J0630221KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 1808
  • In Stock:118201
$0.174/pcsRFQ
0603Y3003P00DQT Image
  • Part#:0603Y3003P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 300V C0G/NP0 0603
  • In Stock:217713
$0.088/pcsRFQ
2211JA250331JXTSP Image
  • Part#:2211JA250331JXTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V X7R 2211
  • In Stock:71837
$0.475/pcsRFQ
1812YA250271MXRPY2 Image
  • Part#:1812YA250271MXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V X7R 1812
  • In Stock:63179
$0.36/pcsRFQ
1210J0500151KAR Image
  • Part#:1210J0500151KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 1210
  • In Stock:90429
$0.225/pcsRFQ
2220Y0630273KFT Image
  • Part#:2220Y0630273KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 2220
  • In Stock:24219
$1.404/pcsRFQ
1812Y1000563JET Image
  • Part#:1812Y1000563JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 100V X7R 1812
  • In Stock:58776
$0.537/pcsRFQ
1825J3K00471KXT Image
  • Part#:1825J3K00471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 3KV X7R 1825
  • In Stock:64532
$0.542/pcsRFQ
1206Y2000820FAT Image
  • Part#:1206Y2000820FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1206
  • In Stock:81313
$0.436/pcsRFQ
1812Y5000822GAR Image
  • Part#:1812Y5000822GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V C0G/NP0 1812
  • In Stock:44641
$0.865/pcsRFQ
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