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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

1812Y0500820FCT Image
  • Part#:1812Y0500820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 1812
  • In Stock:34587
$1.063/pcsRFQ
1206J050P500CQT Image
  • Part#:1206J050P500CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 50V C0G/NP0 1206
  • In Stock:143087
$0.165/pcsRFQ
1206J0164P70CCT Image
  • Part#:1206J0164P70CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 16V C0G/NP0 1206
  • In Stock:186016
$0.119/pcsRFQ
1812Y0630474MXT Image
  • Part#:1812Y0630474MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 1812
  • In Stock:92439
$0.381/pcsRFQ
1812YA254P70CCTPY2 Image
  • Part#:1812YA254P70CCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 1812
  • In Stock:69696
$0.564/pcsRFQ
1808J2500390MDR Image
  • Part#:1808J2500390MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V X7R 1808
  • In Stock:128096
$0.162/pcsRFQ
2220J1000103KXR Image
  • Part#:2220J1000103KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V X7R 2220
  • In Stock:58258
$0.601/pcsRFQ
0805J0160181JFR Image
  • Part#:0805J0160181JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 0805
  • In Stock:284842
$0.078/pcsRFQ
1206Y0500360GQT Image
  • Part#:1206Y0500360GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 50V C0G/NP0 1206
  • In Stock:84130
$0.257/pcsRFQ
0805J0630821JFT Image
  • Part#:0805J0630821JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 0805
  • In Stock:233952
$0.092/pcsRFQ
2225J1K20151KCT Image
  • Part#:2225J1K20151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.2KV C0G/NP0 2225
  • In Stock:51263
$0.737/pcsRFQ
1812Y6300681MXT Image
  • Part#:1812Y6300681MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V X7R 1812
  • In Stock:75092
$0.299/pcsRFQ
1206J1K00331JFT Image
  • Part#:1206J1K00331JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV C0G/NP0 1206
  • In Stock:141899
$0.159/pcsRFQ
0603Y0630681KET Image
  • Part#:0603Y0630681KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V X7R 0603
  • In Stock:385177
$0.062/pcsRFQ
2225Y0630272JFT Image
  • Part#:2225Y0630272JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 2225
  • In Stock:22566
$1.468/pcsRFQ
0805Y1000330JQT Image
  • Part#:0805Y1000330JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 0805
  • In Stock:114702
$0.181/pcsRFQ
  • Part#:0805J0500910JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 50V C0G/NP0 0805
  • In Stock:90113
$0.209/pcsRFQ
2225Y2000223FCR Image
  • Part#:2225Y2000223FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V C0G 2225
  • In Stock:6703
$4.833/pcsRFQ
2225J1000100JFR Image
  • Part#:2225J1000100JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 2225
  • In Stock:30457
$1.191/pcsRFQ
2225J6300390KCT Image
  • Part#:2225J6300390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 630V C0G/NP0 2225
  • In Stock:43986
$0.716/pcsRFQ
1111Y1K05P60BQT Image
  • Part#:1111Y1K05P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1KV C0G/NP0 1111
  • In Stock:55167
$0.627/pcsRFQ
1825Y0630823KCR Image
  • Part#:1825Y0630823KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V C0G/NP0 1825
  • In Stock:27763
$1.326/pcsRFQ
1808JA250100GCTSY2 Image
  • Part#:1808JA250100GCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1808
  • In Stock:65529
$0.512/pcsRFQ
1210Y1K20100KCR Image
  • Part#:1210Y1K20100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.2KV C0G/NP0 1210
  • In Stock:162790
$0.119/pcsRFQ
1206J0630681MXT Image
  • Part#:1206J0630681MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V X7R 1206
  • In Stock:313154
$0.077/pcsRFQ
2225Y2500150FFT Image
  • Part#:2225Y2500150FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 2225
  • In Stock:6711
$5.109/pcsRFQ
1210Y1K50122JXT Image
  • Part#:1210Y1K50122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.5KV X7R 1210
  • In Stock:119350
$0.202/pcsRFQ
1808J0630821FCR Image
  • Part#:1808J0630821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1808
  • In Stock:108645
$0.363/pcsRFQ
1812Y0630820FAT Image
  • Part#:1812Y0630820FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 1812
  • In Stock:21842
$1.541/pcsRFQ
2225J2K50680FCT Image
  • Part#:2225J2K50680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2.5KV C0G/NP0 2225
  • In Stock:17989
$1.843/pcsRFQ
1210J0250332MDT Image
  • Part#:1210J0250332MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V X7R 1210
  • In Stock:113637
$0.211/pcsRFQ
2225J1K20333MXT Image
  • Part#:2225J1K20333MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 1.2KV X7R 2225
  • In Stock:41221
$0.899/pcsRFQ
  • Part#:1808J1K50821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:247478
$0.097/pcsRFQ
2225Y0100270GCT Image
  • Part#:2225Y0100270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 10V C0G/NP0 2225
  • In Stock:16599
$1.842/pcsRFQ
1206Y2002P20BAR Image
  • Part#:1206Y2002P20BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 1206
  • In Stock:61462
$0.342/pcsRFQ
1825J1K00152KCR Image
  • Part#:1825J1K00152KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV C0G/NP0 1825
  • In Stock:65360
$0.571/pcsRFQ
0603J0500182MXT Image
  • Part#:0603J0500182MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V X7R 0603
  • In Stock:471332
$0.048/pcsRFQ
2225J1K00681KDR Image
  • Part#:2225J1K00681KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV X7R 2225
  • In Stock:43370
$0.878/pcsRFQ
1808J3K05P60CCR Image
  • Part#:1808J3K05P60CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 3KV C0G/NP0 1808
  • In Stock:94298
$0.2/pcsRFQ
2225Y0500184KXR Image
  • Part#:2225Y0500184KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 2225
  • In Stock:35832
$0.868/pcsRFQ
1812Y1000820GFR Image
  • Part#:1812Y1000820GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 1812
  • In Stock:38066
$0.801/pcsRFQ
1825J2000274KXT Image
  • Part#:1825J2000274KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 200V X7R 1825
  • In Stock:45548
$0.783/pcsRFQ
1812Y2K50182MXT Image
  • Part#:1812Y2K50182MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 2.5KV X7R 1812
  • In Stock:100964
$0.383/pcsRFQ
1206Y0250273KDR Image
  • Part#:1206Y0250273KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V X7R 1206
  • In Stock:213359
$0.111/pcsRFQ
1111Y5005P10BQT Image
  • Part#:1111Y5005P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 500V C0G/NP0 1111
  • In Stock:54803
$0.606/pcsRFQ
2225J5000123JFR Image
  • Part#:2225J5000123JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 500V C0G 2225
  • In Stock:23571
$1.592/pcsRFQ
1210Y2500104JXR Image
  • Part#:1210Y2500104JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 250V X7R 1210
  • In Stock:70567
$0.265/pcsRFQ
2211YA250121GCTSP Image
  • Part#:2211YA250121GCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 2211
  • In Stock:29040
$1.071/pcsRFQ
1812Y5000270JAT Image
  • Part#:1812Y5000270JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1812
  • In Stock:89571
$0.405/pcsRFQ
1210Y5000220KAT Image
  • Part#:1210Y5000220KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V C0G/NP0 1210
  • In Stock:129093
$0.166/pcsRFQ
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