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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

1808Y5000123JXT Image
  • Part#:1808Y5000123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 500V X7R 1808
  • In Stock:75557
$0.283/pcsRFQ
0805Y0160472JFT Image
  • Part#:0805Y0160472JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 0805
  • In Stock:131268
$0.146/pcsRFQ
2220Y6K00221JXR Image
  • Part#:2220Y6K00221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 6KV X7R 2220
  • In Stock:92070
$0.362/pcsRFQ
1808Y1000823KXR Image
  • Part#:1808Y1000823KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 100V X7R 1808
  • In Stock:143758
$0.146/pcsRFQ
2220J0250332KFT Image
  • Part#:2220J0250332KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 2220
  • In Stock:34071
$0.968/pcsRFQ
2220J0250470GFT Image
  • Part#:2220J0250470GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 2220
  • In Stock:16150
$1.936/pcsRFQ
1812J2000101FFT Image
  • Part#:1812J2000101FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 1812
  • In Stock:22763
$1.413/pcsRFQ
2225J0630822GFT Image
  • Part#:2225J0630822GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 2225
  • In Stock:14603
$2.334/pcsRFQ
1825J6300103KCT Image
  • Part#:1825J6300103KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 630V C0G 1825
  • In Stock:49516
$0.789/pcsRFQ
1210Y0500682JDR Image
  • Part#:1210Y0500682JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V X7R 1210
  • In Stock:80945
$0.264/pcsRFQ
1210Y0500123FCR Image
  • Part#:1210Y0500123FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V C0G/NP0 1210
  • In Stock:34695
$0.897/pcsRFQ
0603J2001P20CFT Image
  • Part#:0603J2001P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 200V C0G/NP0 0603
  • In Stock:225851
$0.103/pcsRFQ
2220Y0160821JCR Image
  • Part#:2220Y0160821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 2220
  • In Stock:46418
$0.78/pcsRFQ
2220Y6300334MXT Image
  • Part#:2220Y6300334MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 630V X7R 2220
  • In Stock:22270
$1.352/pcsRFQ
1210Y1K00102KAT Image
  • Part#:1210Y1K00102KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV C0G/NP0 1210
  • In Stock:104619
$0.221/pcsRFQ
1210J6300820JAR Image
  • Part#:1210J6300820JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 630V C0G/NP0 1210
  • In Stock:134584
$0.178/pcsRFQ
1206Y1K50220KCT Image
  • Part#:1206Y1K50220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.5KV C0G/NP0 1206
  • In Stock:240466
$0.085/pcsRFQ
1808YA250221KCRSP Image
  • Part#:1808YA250221KCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1808
  • In Stock:80683
$0.24/pcsRFQ
2225Y0100103KCR Image
  • Part#:2225Y0100103KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V C0G/NP0 2225
  • In Stock:34460
$0.967/pcsRFQ
2225Y0250563FFT Image
  • Part#:2225Y0250563FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V C0G/NP0 2225
  • In Stock:5081
$6.691/pcsRFQ
1206Y0630271FQT Image
  • Part#:1206Y0630271FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 1206
  • In Stock:7452
$4.056/pcsRFQ
1825Y2K00102JCR Image
  • Part#:1825Y2K00102JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2KV C0G/NP0 1825
  • In Stock:36426
$0.865/pcsRFQ
1812Y0630562MET Image
  • Part#:1812Y0630562MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V X7R 1812
  • In Stock:78178
$0.409/pcsRFQ
  • Part#:0603J0631P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 63V C0G/NP0 0603
  • In Stock:274518
$0.084/pcsRFQ
2225J1K20470JCR Image
  • Part#:2225J1K20470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.2KV C0G/NP0 2225
  • In Stock:49481
$0.742/pcsRFQ
0805Y0100822JCR Image
  • Part#:0805Y0100822JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V C0G/NP0 0805
  • In Stock:222197
$0.108/pcsRFQ
1210J0500123JFT Image
  • Part#:1210J0500123JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V C0G/NP0 1210
  • In Stock:101719
$0.38/pcsRFQ
0805J0630122MDT Image
  • Part#:0805J0630122MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V X7R 0805
  • In Stock:249230
$0.076/pcsRFQ
0603J0636P20HQT Image
  • Part#:0603J0636P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 63V C0G/NP0 0603
  • In Stock:84906
$0.463/pcsRFQ
1206Y1K02P20CFT Image
  • Part#:1206Y1K02P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 1KV C0G/NP0 1206
  • In Stock:94370
$0.218/pcsRFQ
1206J0160272FFR Image
  • Part#:1206J0160272FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 1206
  • In Stock:74840
$0.498/pcsRFQ
0805J1006P80CQT Image
  • Part#:0805J1006P80CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 100V C0G/NP0 0805
  • In Stock:107843
$0.193/pcsRFQ
2220Y0630391KCR Image
  • Part#:2220Y0630391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 2220
  • In Stock:52689
$0.687/pcsRFQ
1812Y1000330KCR Image
  • Part#:1812Y1000330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1812
  • In Stock:84665
$0.273/pcsRFQ
1206Y2000120FFT Image
  • Part#:1206Y2000120FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1206
  • In Stock:77173
$0.453/pcsRFQ
1812J6300104MXR Image
  • Part#:1812J6300104MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 630V X7R 1812
  • In Stock:80275
$0.458/pcsRFQ
1812J1K00821KXR Image
  • Part#:1812J1K00821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV X7R 1812
  • In Stock:92576
$0.242/pcsRFQ
1808J0160183JFR Image
  • Part#:1808J0160183JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V C0G/NP0 1808
  • In Stock:71052
$0.315/pcsRFQ
0805Y0168P20DCT Image
  • Part#:0805Y0168P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 16V C0G/NP0 0805
  • In Stock:362003
$0.06/pcsRFQ
2220J0250331KFR Image
  • Part#:2220J0250331KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 2220
  • In Stock:33567
$1.16/pcsRFQ
1210J0500120GFT Image
  • Part#:1210J0500120GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1210
  • In Stock:73700
$0.446/pcsRFQ
0603J2000103MXT Image
  • Part#:0603J2000103MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V X7R 0603
  • In Stock:408205
$0.052/pcsRFQ
1808Y2000120JFT Image
  • Part#:1808Y2000120JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1808
  • In Stock:99758
$0.227/pcsRFQ
1808J1K20820JCT Image
  • Part#:1808J1K20820JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.2KV C0G/NP0 1808
  • In Stock:146491
$0.145/pcsRFQ
0805J2000331FFR Image
  • Part#:0805J2000331FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 0805
  • In Stock:59343
$0.351/pcsRFQ
2225J6300182KCT Image
  • Part#:2225J6300182KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 630V C0G/NP0 2225
  • In Stock:51340
$0.736/pcsRFQ
1808Y2K50220JCT Image
  • Part#:1808Y2K50220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 2.5KV C0G/NP0 1808
  • In Stock:155910
$0.133/pcsRFQ
1808J0250182FCR Image
  • Part#:1808J0250182FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 1808
  • In Stock:67329
$0.347/pcsRFQ
1812J1K50561FCT Image
  • Part#:1812J1K50561FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.5KV C0G/NP0 1812
  • In Stock:30160
$1.057/pcsRFQ
1111Y500P400HQT Image
  • Part#:1111Y500P400HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 500V C0G/NP0 1111
  • In Stock:78023
$0.478/pcsRFQ
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