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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

1812Y2500122JFR Image
  • Part#:1812Y2500122JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V C0G/NP0 1812
  • In Stock:62297
$0.482/pcsRFQ
0505J2007P50CQT Image
  • Part#:0505J2007P50CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 200V C0G/NP0 0505
  • In Stock:89723
$0.233/pcsRFQ
1808Y2500821GCR Image
  • Part#:1808Y2500821GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1808
  • In Stock:90304
$0.214/pcsRFQ
0603Y1000821KDT Image
  • Part#:0603Y1000821KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V X7R 0603
  • In Stock:314032
$0.062/pcsRFQ
2225J0630332JCR Image
  • Part#:2225J0630332JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 2225
  • In Stock:37536
$0.846/pcsRFQ
0805J1000131GQT Image
  • Part#:0805J1000131GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 100V C0G/NP0 0805
  • In Stock:93459
$0.378/pcsRFQ
2225J2K50180FCR Image
  • Part#:2225J2K50180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2.5KV C0G/NP0 2225
  • In Stock:17410
$1.83/pcsRFQ
1808J5000122KCR Image
  • Part#:1808J5000122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 1808
  • In Stock:142363
$0.147/pcsRFQ
2225J1000473KFT Image
  • Part#:2225J1000473KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V C0G 2225
  • In Stock:17652
$1.915/pcsRFQ
1206J0108P20CCR Image
  • Part#:1206J0108P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 10V C0G/NP0 1206
  • In Stock:177650
$0.11/pcsRFQ
1210Y0500822FAT Image
  • Part#:1210Y0500822FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 1210
  • In Stock:36872
$1.054/pcsRFQ
1808Y0630332GCT Image
  • Part#:1808Y0630332GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 1808
  • In Stock:89648
$0.211/pcsRFQ
1812J2500391GFR Image
  • Part#:1812J2500391GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1812
  • In Stock:46169
$0.744/pcsRFQ
1210J0630101FAT Image
  • Part#:1210J0630101FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 1210
  • In Stock:38994
$0.847/pcsRFQ
1206J0160222JDR Image
  • Part#:1206J0160222JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V X7R 1206
  • In Stock:185055
$0.13/pcsRFQ
0603J1001P00CAT Image
  • Part#:0603J1001P00CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 100V C0G/NP0 0603
  • In Stock:213920
$0.104/pcsRFQ
1206J5000332KXR Image
  • Part#:1206J5000332KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:347434
$0.055/pcsRFQ
1206J2508P20BFR Image
  • Part#:1206J2508P20BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 1206
  • In Stock:59299
$0.334/pcsRFQ
2225J0100331JCR Image
  • Part#:2225J0100331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 10V C0G/NP0 2225
  • In Stock:42217
$0.899/pcsRFQ
  • Part#:1210Y0500821FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:54114
$0.72/pcsRFQ
0805Y0160680JCR Image
  • Part#:0805Y0160680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 16V C0G/NP0 0805
  • In Stock:417151
$0.054/pcsRFQ
2225J0100474KCT Image
  • Part#:2225J0100474KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 10V C0G/NP0 2225
  • In Stock:16024
$2.191/pcsRFQ
1206J2000473KDR Image
  • Part#:1206J2000473KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 200V X7R 1206
  • In Stock:125338
$0.169/pcsRFQ
0805J0100220FCR Image
  • Part#:0805J0100220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 10V C0G/NP0 0805
  • In Stock:136166
$0.17/pcsRFQ
1808Y6300270KCT Image
  • Part#:1808Y6300270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 630V C0G/NP0 1808
  • In Stock:137691
$0.147/pcsRFQ
1206Y2000151JQT Image
  • Part#:1206Y2000151JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1206
  • In Stock:105257
$0.207/pcsRFQ
1808J0100273KXR Image
  • Part#:1808J0100273KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 10V X7R 1808
  • In Stock:178323
$0.129/pcsRFQ
2225Y0160395MDR Image
  • Part#:2225Y0160395MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9UF 16V X7R 2225
  • In Stock:16356
$1.839/pcsRFQ
2225J0100224MXT Image
  • Part#:2225J0100224MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 10V X7R 2225
  • In Stock:44283
$0.742/pcsRFQ
0603Y0632P20HQT Image
  • Part#:0603Y0632P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 63V C0G/NP0 0603
  • In Stock:108297
$0.195/pcsRFQ
1206J1000822MXT Image
  • Part#:1206J1000822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V X7R 1206
  • In Stock:288730
$0.076/pcsRFQ
0603Y5000180FCR Image
  • Part#:0603Y5000180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 0603
  • In Stock:128488
$0.183/pcsRFQ
1210J0500103GFR Image
  • Part#:1210J0500103GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 1210
  • In Stock:65118
$0.57/pcsRFQ
1210J1K00180GAR Image
  • Part#:1210J1K00180GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1210
  • In Stock:66970
$0.32/pcsRFQ
1210J0160181GFT Image
  • Part#:1210J0160181GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 1210
  • In Stock:72197
$0.442/pcsRFQ
1210J0630222FAR Image
  • Part#:1210J0630222FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1210
  • In Stock:34656
$0.874/pcsRFQ
2225J0160333JXR Image
  • Part#:2225J0160333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 2225
  • In Stock:44909
$0.797/pcsRFQ
  • Part#:2220Y5000121JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:43531
$0.692/pcsRFQ
0805Y0250820FFR Image
  • Part#:0805Y0250820FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 0805
  • In Stock:70747
$0.267/pcsRFQ
0603J0100332JCR Image
  • Part#:0603J0100332JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 10V C0G/NP0 0603
  • In Stock:331895
$0.072/pcsRFQ
  • Part#:1825J1000824MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:42313
$0.755/pcsRFQ
0805J5000330FFR Image
  • Part#:0805J5000330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 0805
  • In Stock:76243
$0.247/pcsRFQ
  • Part#:0805Y5001P50CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:325690
$0.072/pcsRFQ
2220J0500822JFT Image
  • Part#:2220J0500822JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 2220
  • In Stock:37724
$0.984/pcsRFQ
1812Y5000563JXR Image
  • Part#:1812Y5000563JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 500V X7R 1812
  • In Stock:63722
$0.307/pcsRFQ
1812Y0500820KFT Image
  • Part#:1812Y0500820KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 1812
  • In Stock:70910
$0.46/pcsRFQ
1210Y2000391GFT Image
  • Part#:1210Y2000391GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1210
  • In Stock:77525
$0.477/pcsRFQ
1808Y0100393MXR Image
  • Part#:1808Y0100393MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 10V X7R 1808
  • In Stock:184088
$0.127/pcsRFQ
0505J1503P00DQT Image
  • Part#:0505J1503P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 150V C0G/NP0 0505
  • In Stock:108145
$0.191/pcsRFQ
2220J0160564KDR Image
  • Part#:2220J0160564KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 16V X7R 2220
  • In Stock:35151
$1.016/pcsRFQ
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