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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

1210Y1000104JDT Image
  • Part#:1210Y1000104JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 100V X7R 1210
  • In Stock:65803
$0.33/pcsRFQ
1812Y6300154JER Image
  • Part#:1812Y6300154JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 630V X7R 1812
  • In Stock:32703
$1.153/pcsRFQ
1808YA255P60CCTSY2 Image
  • Part#:1808YA255P60CCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 250V C0G/NP0 1808
  • In Stock:69504
$0.447/pcsRFQ
1808Y4K00221MXR Image
  • Part#:1808Y4K00221MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 4KV X7R 1808
  • In Stock:132068
$0.154/pcsRFQ
1808Y2000560KCR Image
  • Part#:1808Y2000560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 1808
  • In Stock:192006
$0.118/pcsRFQ
1206Y2500130JQT Image
  • Part#:1206Y2500130JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 250V C0G/NP0 1206
  • In Stock:81032
$0.232/pcsRFQ
1825Y5000560FCR Image
  • Part#:1825Y5000560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1825
  • In Stock:14361
$2.427/pcsRFQ
0805J0503P30BQT Image
  • Part#:0805J0503P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 50V C0G/NP0 0805
  • In Stock:102948
$0.215/pcsRFQ
1210Y5000152MDR Image
  • Part#:1210Y5000152MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 1210
  • In Stock:150505
$0.139/pcsRFQ
1808Y2000222KCT Image
  • Part#:1808Y2000222KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 1808
  • In Stock:108073
$0.186/pcsRFQ
1812Y0500562JDR Image
  • Part#:1812Y0500562JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V X7R 1812
  • In Stock:65125
$0.508/pcsRFQ
  • Part#:1206Y2008P20CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:146593
$0.142/pcsRFQ
1812Y1K20223MXT Image
  • Part#:1812Y1K20223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1.2KV X7R 1812
  • In Stock:79978
$0.433/pcsRFQ
2220Y0250101GCR Image
  • Part#:2220Y0250101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 2220
  • In Stock:22825
$1.449/pcsRFQ
2225Y5000473MDT Image
  • Part#:2225Y5000473MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 500V X7R 2225
  • In Stock:34739
$0.875/pcsRFQ
0805J1003P90BFT Image
  • Part#:0805J1003P90BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 100V C0G/NP0 0805
  • In Stock:70334
$0.271/pcsRFQ
1210Y1K50101JCR Image
  • Part#:1210Y1K50101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.5KV C0G/NP0 1210
  • In Stock:162817
$0.131/pcsRFQ
1206Y0630123MXR Image
  • Part#:1206Y0630123MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1206
  • In Stock:301983
$0.075/pcsRFQ
0805Y2501P20DUT Image
  • Part#:0805Y2501P20DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 250V C0G/NP0 0805
  • In Stock:116682
$0.179/pcsRFQ
1210J1K50561MXR Image
  • Part#:1210J1K50561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.5KV X7R 1210
  • In Stock:188741
$0.106/pcsRFQ
1206J5000391JFT Image
  • Part#:1206J5000391JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1206
  • In Stock:165243
$0.145/pcsRFQ
1210J5000121JAT Image
  • Part#:1210J5000121JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1210
  • In Stock:105681
$0.185/pcsRFQ
2220J0500153MDT Image
  • Part#:2220J0500153MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V X7R 2220
  • In Stock:42027
$0.84/pcsRFQ
1210J0160824KXT Image
  • Part#:1210J0160824KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 1210
  • In Stock:84696
$0.265/pcsRFQ
1808J2504P70BFR Image
  • Part#:1808J2504P70BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 1808
  • In Stock:58102
$0.351/pcsRFQ
1206Y5003P60CQT Image
  • Part#:1206Y5003P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 500V C0G/NP0 1206
  • In Stock:113850
$0.21/pcsRFQ
1206Y1000390FCT Image
  • Part#:1206Y1000390FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1206
  • In Stock:64017
$0.293/pcsRFQ
1808J0250122JDT Image
  • Part#:1808J0250122JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V X7R 1808
  • In Stock:121094
$0.179/pcsRFQ
2220Y5K00392KXT Image
  • Part#:2220Y5K00392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 5KV X7R 2220
  • In Stock:70085
$0.535/pcsRFQ
1206J3001P40HQT Image
  • Part#:1206J3001P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 300V C0G/NP0 1206
  • In Stock:59953
$0.326/pcsRFQ
1210J0630270FAT Image
  • Part#:1210J0630270FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1210
  • In Stock:38866
$0.836/pcsRFQ
2220J0160224FCT Image
  • Part#:2220J0160224FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 16V C0G/NP0 2220
  • In Stock:7333
$5.31/pcsRFQ
1808Y5000152GCT Image
  • Part#:1808Y5000152GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1808
  • In Stock:65745
$0.308/pcsRFQ
2220Y2000103JXR Image
  • Part#:2220Y2000103JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V X7R 2220
  • In Stock:45634
$0.847/pcsRFQ
1206J0500821GQT Image
  • Part#:1206J0500821GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1206
  • In Stock:68447
$0.527/pcsRFQ
1210J5000181KFT Image
  • Part#:1210J5000181KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1210
  • In Stock:139690
$0.162/pcsRFQ
1825J0100394KCR Image
  • Part#:1825J0100394KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 10V C0G/NP0 1825
  • In Stock:19949
$1.873/pcsRFQ
1210J0500392MDT Image
  • Part#:1210J0500392MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V X7R 1210
  • In Stock:111840
$0.216/pcsRFQ
1210Y0100563MXR Image
  • Part#:1210Y0100563MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V X7R 1210
  • In Stock:166309
$0.145/pcsRFQ
2220J0250823GCR Image
  • Part#:2220J0250823GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 25V C0G/NP0 2220
  • In Stock:16408
$1.937/pcsRFQ
1808J1000150KDR Image
  • Part#:1808J1000150KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V X7R 1808
  • In Stock:113089
$0.168/pcsRFQ
2220J6K00680GCR Image
  • Part#:2220J6K00680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 6KV C0G/NP0 2220
  • In Stock:62797
$0.549/pcsRFQ
1808J6300561FCR Image
  • Part#:1808J6300561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V C0G/NP0 1808
  • In Stock:61249
$0.497/pcsRFQ
1210Y1000823MXT Image
  • Part#:1210Y1000823MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 100V X7R 1210
  • In Stock:134200
$0.171/pcsRFQ
2220J2K50822JXT Image
  • Part#:2220J2K50822JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 2.5KV X7R 2220
  • In Stock:41839
$0.83/pcsRFQ
1812Y0630391JAR Image
  • Part#:1812Y0630391JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 1812
  • In Stock:85896
$0.433/pcsRFQ
1812J6300820FAR Image
  • Part#:1812J6300820FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 630V C0G/NP0 1812
  • In Stock:37060
$0.951/pcsRFQ
0505J3002P20DQT Image
  • Part#:0505J3002P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 300V C0G/NP0 0505
  • In Stock:99943
$0.194/pcsRFQ
1808J2K00100KCR Image
  • Part#:1808J2K00100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 2KV C0G/NP0 1808
  • In Stock:102742
$0.186/pcsRFQ
2220Y5000470KFT Image
  • Part#:2220Y5000470KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 2220
  • In Stock:35192
$0.882/pcsRFQ
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