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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

1808Y2500101JDT Image
  • Part#:1808Y2500101JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V X7R 1808
  • In Stock:82112
$0.241/pcsRFQ
1210Y0160151KCR Image
  • Part#:1210Y0160151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 1210
  • In Stock:132104
$0.157/pcsRFQ
1808Y2K50391JXR Image
  • Part#:1808Y2K50391JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 2.5KV X7R 1808
  • In Stock:128779
$0.167/pcsRFQ
1812Y0250823JXT Image
  • Part#:1812Y0250823JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 25V X7R 1812
  • In Stock:100356
$0.362/pcsRFQ
1812J1K00471JCR Image
  • Part#:1812J1K00471JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV C0G/NP0 1812
  • In Stock:74363
$0.276/pcsRFQ
2220J0250151JCR Image
  • Part#:2220J0250151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 2220
  • In Stock:41430
$0.728/pcsRFQ
2225J2500561KFR Image
  • Part#:2225J2500561KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 2225
  • In Stock:27405
$1.431/pcsRFQ
1206J0630102FAT Image
  • Part#:1206J0630102FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1206
  • In Stock:66547
$0.48/pcsRFQ
  • Part#:0805J0100471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 10V X7R 0805
  • In Stock:492910
$0.048/pcsRFQ
1825Y5000182JXT Image
  • Part#:1825Y5000182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V X7R 1825
  • In Stock:38837
$0.801/pcsRFQ
1206Y0250104KXR Image
  • Part#:1206Y0250104KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 25V X7R 1206
  • In Stock:264488
$0.072/pcsRFQ
0805Y5000182KDT Image
  • Part#:0805Y5000182KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V X7R 0805
  • In Stock:283400
$0.083/pcsRFQ
1210J2500334MXR Image
  • Part#:1210J2500334MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 250V X7R 1210
  • In Stock:84021
$0.288/pcsRFQ
2225Y1000102KFR Image
  • Part#:2225Y1000102KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 2225
  • In Stock:25861
$1.325/pcsRFQ
1206J1000390JCT Image
  • Part#:1206J1000390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1206
  • In Stock:228786
$0.087/pcsRFQ
0603J0250103JDT Image
  • Part#:0603J0250103JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 0603
  • In Stock:242091
$0.078/pcsRFQ
0805J0500273KDT Image
  • Part#:0805J0500273KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 0805
  • In Stock:189552
$0.099/pcsRFQ
2225Y0160272FCR Image
  • Part#:2225Y0160272FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 2225
  • In Stock:9827
$3.287/pcsRFQ
  • Part#:1808J0500220JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V X7R 1808
  • In Stock:162070
$0.137/pcsRFQ
2220J0160473FCT Image
  • Part#:2220J0160473FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V C0G/NP0 2220
  • In Stock:9131
$3.516/pcsRFQ
1206Y0500152JAR Image
  • Part#:1206Y0500152JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1206
  • In Stock:170385
$0.14/pcsRFQ
1111Y3000110FQT Image
  • Part#:1111Y3000110FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 300V C0G/NP0 1111
  • In Stock:24395
$1.288/pcsRFQ
1206Y2000182FAT Image
  • Part#:1206Y2000182FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V C0G/NP0 1206
  • In Stock:62052
$0.628/pcsRFQ
1812Y5000681FAR Image
  • Part#:1812Y5000681FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V C0G/NP0 1812
  • In Stock:37150
$1.032/pcsRFQ
1812J0630101FAR Image
  • Part#:1812J0630101FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 1812
  • In Stock:24655
$1.379/pcsRFQ
  • Part#:1825J2K00822JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:51568
$0.72/pcsRFQ
2225Y2500681KFR Image
  • Part#:2225Y2500681KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 2225
  • In Stock:21369
$1.535/pcsRFQ
1812J0100103KCT Image
  • Part#:1812J0100103KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V C0G/NP0 1812
  • In Stock:65548
$0.296/pcsRFQ
1206Y0500391JQT Image
  • Part#:1206Y0500391JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 1206
  • In Stock:76176
$0.28/pcsRFQ
1808J4K00101MXR Image
  • Part#:1808J4K00101MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 4KV X7R 1808
  • In Stock:162257
$0.143/pcsRFQ
1210Y1000271GFT Image
  • Part#:1210Y1000271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1210
  • In Stock:65222
$0.465/pcsRFQ
1210Y1000102JFR Image
  • Part#:1210Y1000102JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 1210
  • In Stock:73063
$0.277/pcsRFQ
0603Y0631P00BCR Image
  • Part#:0603Y0631P00BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 63V C0G/NP0 0603
  • In Stock:138753
$0.146/pcsRFQ
1210Y6300822KER Image
  • Part#:1210Y6300822KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 630V X7R 1210
  • In Stock:117480
$0.191/pcsRFQ
1825J5K00271GCT Image
  • Part#:1825J5K00271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 5KV C0G/NP0 1825
  • In Stock:40973
$0.725/pcsRFQ
1808J2000222JXT Image
  • Part#:1808J2000222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V X7R 1808
  • In Stock:128067
$0.157/pcsRFQ
2225Y5000154MDT Image
  • Part#:2225Y5000154MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 500V X7R 2225
  • In Stock:35523
$1.074/pcsRFQ
2225Y1K00181FFT Image
  • Part#:2225Y1K00181FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 2225
  • In Stock:10630
$3.208/pcsRFQ
1206J6300180GCR Image
  • Part#:1206J6300180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 1206
  • In Stock:155702
$0.138/pcsRFQ
1206J0635P10DQT Image
  • Part#:1206J0635P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 63V C0G/NP0 1206
  • In Stock:99998
$0.221/pcsRFQ
1206Y5000120FAR Image
  • Part#:1206Y5000120FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 1206
  • In Stock:76371
$0.392/pcsRFQ
1210J0500472KXT Image
  • Part#:1210J0500472KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 1210
  • In Stock:149515
$0.149/pcsRFQ
1206J1000120JCT Image
  • Part#:1206J1000120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 1206
  • In Stock:240437
$0.087/pcsRFQ
1808Y0630682GCR Image
  • Part#:1808Y0630682GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1808
  • In Stock:93948
$0.224/pcsRFQ
2220Y0630272GFT Image
  • Part#:2220Y0630272GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 2220
  • In Stock:17506
$2.034/pcsRFQ
0805Y1500110GQT Image
  • Part#:0805Y1500110GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 150V C0G/NP0 0805
  • In Stock:82698
$0.277/pcsRFQ
1210J1K00560JCT Image
  • Part#:1210J1K00560JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 1210
  • In Stock:168504
$0.137/pcsRFQ
1812Y1000391KAT Image
  • Part#:1812Y1000391KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1812
  • In Stock:79611
$0.459/pcsRFQ
1808J5000332JXT Image
  • Part#:1808J5000332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 1808
  • In Stock:143209
$0.162/pcsRFQ
2225J0160394FCT Image
  • Part#:2225J0160394FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 16V C0G/NP0 2225
  • In Stock:4564
$7.537/pcsRFQ
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