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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

1812Y1K00151KER Image
  • Part#:1812Y1K00151KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV X7R 1812
  • In Stock:77908
$0.423/pcsRFQ
0505Y250P400DQT Image
  • Part#:0505Y250P400DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 250V C0G/NP0 0505
  • In Stock:125844
$0.174/pcsRFQ
2220J0500150JCR Image
  • Part#:2220J0500150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 2220
  • In Stock:48061
$0.723/pcsRFQ
2225J1000150JFR Image
  • Part#:2225J1000150JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 2225
  • In Stock:28094
$1.164/pcsRFQ
1808J2000330GFT Image
  • Part#:1808J2000330GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1808
  • In Stock:65709
$0.308/pcsRFQ
1111Y3000181KQT Image
  • Part#:1111Y3000181KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 300V C0G/NP0 1111
  • In Stock:94049
$0.389/pcsRFQ
2220J1K50681JCT Image
  • Part#:2220J1K50681JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.5KV C0G/NP0 2220
  • In Stock:64523
$0.556/pcsRFQ
1825Y6300273KXT Image
  • Part#:1825Y6300273KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 630V X7R 1825
  • In Stock:52126
$0.695/pcsRFQ
0505Y1501P10DQT Image
  • Part#:0505Y1501P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 150V C0G/NP0 0505
  • In Stock:146155
$0.154/pcsRFQ
1825J1K50100GCT Image
  • Part#:1825J1K50100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.5KV C0G/NP0 1825
  • In Stock:33454
$0.933/pcsRFQ
0805Y2002P20BUT Image
  • Part#:0805Y2002P20BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 0805
  • In Stock:133664
$0.179/pcsRFQ
1210J5008P20DAR Image
  • Part#:1210J5008P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 500V C0G/NP0 1210
  • In Stock:123076
$0.177/pcsRFQ
1825J2500102FCT Image
  • Part#:1825J2500102FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1825
  • In Stock:13577
$2.861/pcsRFQ
0805J0250682MDT Image
  • Part#:0805J0250682MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V X7R 0805
  • In Stock:254549
$0.086/pcsRFQ
1210Y0500562FFT Image
  • Part#:1210Y0500562FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1210
  • In Stock:36427
$1.054/pcsRFQ
1825J1000123MXR Image
  • Part#:1825J1000123MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 1825
  • In Stock:54115
$0.658/pcsRFQ
1111Y1006P20DQT Image
  • Part#:1111Y1006P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 100V C0G/NP0 1111
  • In Stock:75983
$0.316/pcsRFQ
2225Y0500473KFT Image
  • Part#:2225Y0500473KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V C0G/NP0 2225
  • In Stock:15539
$2.077/pcsRFQ
0805J0502P70BFT Image
  • Part#:0805J0502P70BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 50V C0G/NP0 0805
  • In Stock:71743
$0.261/pcsRFQ
1210Y0500152KCT Image
  • Part#:1210Y0500152KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1210
  • In Stock:132300
$0.179/pcsRFQ
1206Y1000223JDT Image
  • Part#:1206Y1000223JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 1206
  • In Stock:139442
$0.157/pcsRFQ
0603Y0633P30CCT Image
  • Part#:0603Y0633P30CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 63V C0G/NP0 0603
  • In Stock:281058
$0.076/pcsRFQ
1808Y1K00272KDR Image
  • Part#:1808Y1K00272KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1KV X7R 1808
  • In Stock:71044
$0.269/pcsRFQ
2220Y1000123FCT Image
  • Part#:2220Y1000123FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V C0G 2220
  • In Stock:11413
$2.973/pcsRFQ
1812J1K20561JCR Image
  • Part#:1812J1K20561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.2KV C0G/NP0 1812
  • In Stock:56395
$0.338/pcsRFQ
0805J6300100GCT Image
  • Part#:0805J6300100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 630V C0G/NP0 0805
  • In Stock:241491
$0.097/pcsRFQ
1808Y5005P60BFT Image
  • Part#:1808Y5005P60BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 1808
  • In Stock:95723
$0.405/pcsRFQ
1808J0500271JXT Image
  • Part#:1808J0500271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V X7R 1808
  • In Stock:119226
$0.177/pcsRFQ
1210Y1003P90CCT Image
  • Part#:1210Y1003P90CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 100V C0G/NP0 1210
  • In Stock:84338
$0.255/pcsRFQ
1808J0250472FFR Image
  • Part#:1808J0250472FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1808
  • In Stock:55018
$0.555/pcsRFQ
  • Part#:0805Y2500562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:364743
$0.056/pcsRFQ
1206Y2500473MDT Image
  • Part#:1206Y2500473MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 250V X7R 1206
  • In Stock:122829
$0.184/pcsRFQ
0603J3001P20BQT Image
  • Part#:0603J3001P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 300V C0G/NP0 0603
  • In Stock:209735
$0.096/pcsRFQ
2220Y0250185JXR Image
  • Part#:2220Y0250185JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 25V X7R 2220
  • In Stock:36082
$1.086/pcsRFQ
1206Y0250104MDR Image
  • Part#:1206Y0250104MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V X7R 1206
  • In Stock:243215
$0.098/pcsRFQ
1206J2000101KDR Image
  • Part#:1206J2000101KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V X7R 1206
  • In Stock:195085
$0.11/pcsRFQ
2220Y0160564JXR Image
  • Part#:2220Y0160564JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 16V X7R 2220
  • In Stock:31943
$0.966/pcsRFQ
1812J0500153GAT Image
  • Part#:1812J0500153GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .015UF 50V C0G/NP0 1812
  • In Stock:43841
$0.902/pcsRFQ
1808Y1000220KCT Image
  • Part#:1808Y1000220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1808
  • In Stock:187577
$0.127/pcsRFQ
1210Y0160820GCT Image
  • Part#:1210Y0160820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 1210
  • In Stock:70884
$0.306/pcsRFQ
0603J0500560JQT Image
  • Part#:0603J0500560JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 0603
  • In Stock:168954
$0.134/pcsRFQ
1812Y0500121KCR Image
  • Part#:1812Y0500121KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 1812
  • In Stock:83475
$0.276/pcsRFQ
1206Y0251P00BCT Image
  • Part#:1206Y0251P00BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 25V C0G/NP0 1206
  • In Stock:90991
$0.258/pcsRFQ
1812J6300471FAR Image
  • Part#:1812J6300471FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V C0G/NP0 1812
  • In Stock:33304
$0.946/pcsRFQ
1206Y0630392MDR Image
  • Part#:1206Y0630392MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V X7R 1206
  • In Stock:194427
$0.102/pcsRFQ
0805Y0630223JDR Image
  • Part#:0805Y0630223JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V X7R 0805
  • In Stock:177728
$0.114/pcsRFQ
1825J5K00471MXR Image
  • Part#:1825J5K00471MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 5KV X7R 1825
  • In Stock:81669
$0.269/pcsRFQ
2220J6K00390JCT Image
  • Part#:2220J6K00390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 6KV C0G/NP0 2220
  • In Stock:74637
$0.297/pcsRFQ
1812JA250330FCTPY2 Image
  • Part#:1812JA250330FCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1812
  • In Stock:26206
$1.319/pcsRFQ
1206Y2500681MDR Image
  • Part#:1206Y2500681MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 1206
  • In Stock:216275
$0.107/pcsRFQ
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