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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

1808Y0630153JCT Image
  • Part#:1808Y0630153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 1808
  • In Stock:105146
$0.223/pcsRFQ
1206Y2000122JAT Image
  • Part#:1206Y2000122JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V C0G/NP0 1206
  • In Stock:99767
$0.189/pcsRFQ
2220J4K00101JCT Image
  • Part#:2220J4K00101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 4KV C0G/NP0 2220
  • In Stock:67165
$0.312/pcsRFQ
1812Y0100823GCT Image
  • Part#:1812Y0100823GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V C0G/NP0 1812
  • In Stock:33055
$1.148/pcsRFQ
2220J2K00151FCT Image
  • Part#:2220J2K00151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2KV C0G/NP0 2220
  • In Stock:21114
$1.754/pcsRFQ
1825Y2500220GCR Image
  • Part#:1825Y2500220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1825
  • In Stock:21470
$1.684/pcsRFQ
1808JA250182JXRSPU Image
  • Part#:1808JA250182JXRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V X7R 1808
  • In Stock:98792
$0.369/pcsRFQ
0505Y0500360GQT Image
  • Part#:0505Y0500360GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 50V C0G/NP0 0505
  • In Stock:73925
$0.323/pcsRFQ
1825Y2500270JCT Image
  • Part#:1825Y2500270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1825
  • In Stock:35038
$0.978/pcsRFQ
1825J1K00180JCR Image
  • Part#:1825J1K00180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1825
  • In Stock:77298
$0.499/pcsRFQ
0603Y2003P90BQT Image
  • Part#:0603Y2003P90BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 0603
  • In Stock:132730
$0.163/pcsRFQ
1111Y6308P20BQT Image
  • Part#:1111Y6308P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 630V C0G/NP0 1111
  • In Stock:47046
$0.804/pcsRFQ
1206J0502P70CCR Image
  • Part#:1206J0502P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 50V C0G/NP0 1206
  • In Stock:196475
$0.108/pcsRFQ
2220J1000820GCR Image
  • Part#:2220J1000820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 2220
  • In Stock:31019
$1.238/pcsRFQ
1812Y1K00471GAT Image
  • Part#:1812Y1K00471GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV C0G/NP0 1812
  • In Stock:38736
$0.846/pcsRFQ
0603J063P820BCT Image
  • Part#:0603J063P820BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 63V C0G/NP0 0603
  • In Stock:140716
$0.152/pcsRFQ
2220J4K00821KXR Image
  • Part#:2220J4K00821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 4KV X7R 2220
  • In Stock:73781
$0.268/pcsRFQ
1206J0630822GAT Image
  • Part#:1206J0630822GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1206
  • In Stock:107030
$0.368/pcsRFQ
1210J0250562JDT Image
  • Part#:1210J0250562JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V X7R 1210
  • In Stock:86261
$0.274/pcsRFQ
2225Y2500273MDR Image
  • Part#:2225Y2500273MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 2225
  • In Stock:32165
$1.045/pcsRFQ
0805J0630562KDR Image
  • Part#:0805J0630562KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V X7R 0805
  • In Stock:290826
$0.077/pcsRFQ
1206J2005P10BQT Image
  • Part#:1206J2005P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 200V C0G/NP0 1206
  • In Stock:88389
$0.426/pcsRFQ
2220J4K00270KCR Image
  • Part#:2220J4K00270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 4KV C0G/NP0 2220
  • In Stock:97806
$0.244/pcsRFQ
1808J1000104KDT Image
  • Part#:1808J1000104KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 100V X7R 1808
  • In Stock:88163
$0.237/pcsRFQ
2220J0160561KFR Image
  • Part#:2220J0160561KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V C0G/NP0 2220
  • In Stock:31031
$0.974/pcsRFQ
1812J1K20273JXT Image
  • Part#:1812J1K20273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 1.2KV X7R 1812
  • In Stock:58896
$0.53/pcsRFQ
1210J0500560GFR Image
  • Part#:1210J0500560GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1210
  • In Stock:80423
$0.429/pcsRFQ
1206J0501P40BQT Image
  • Part#:1206J0501P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 50V C0G/NP0 1206
  • In Stock:131135
$0.181/pcsRFQ
0603Y2000180GAR Image
  • Part#:0603Y2000180GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 0603
  • In Stock:143143
$0.134/pcsRFQ
1206J0503P90CFT Image
  • Part#:1206J0503P90CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 50V C0G/NP0 1206
  • In Stock:138437
$0.17/pcsRFQ
1206Y0635P60CCT Image
  • Part#:1206Y0635P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 63V C0G/NP0 1206
  • In Stock:153934
$0.122/pcsRFQ
2225Y0500334JXR Image
  • Part#:2225Y0500334JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 2225
  • In Stock:36289
$1.082/pcsRFQ
1206J0250101KXT Image
  • Part#:1206J0250101KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V X7R 1206
  • In Stock:231014
$0.086/pcsRFQ
1206J2K04P00CQT Image
  • Part#:1206J2K04P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 2000V C0G/NP0 1206
  • In Stock:88614
$0.233/pcsRFQ
0805Y0161P50DCR Image
  • Part#:0805Y0161P50DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 16V C0G/NP0 0805
  • In Stock:392369
$0.053/pcsRFQ
1210J6300101JAT Image
  • Part#:1210J6300101JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V C0G/NP0 1210
  • In Stock:110794
$0.193/pcsRFQ
1808Y5000150GFR Image
  • Part#:1808Y5000150GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 1808
  • In Stock:65676
$0.355/pcsRFQ
2220Y0160152FFR Image
  • Part#:2220Y0160152FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 2220
  • In Stock:7962
$3.822/pcsRFQ
1210Y2500182FFT Image
  • Part#:1210Y2500182FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 1210
  • In Stock:31232
$1.012/pcsRFQ
2225J2500680GFR Image
  • Part#:2225J2500680GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 2225
  • In Stock:15991
$2.311/pcsRFQ
1825J0250563MXR Image
  • Part#:1825J0250563MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1825
  • In Stock:55326
$0.656/pcsRFQ
  • Part#:0805Y1000821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:419969
$0.053/pcsRFQ
1808J6300471JCT Image
  • Part#:1808J6300471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V C0G/NP0 1808
  • In Stock:124775
$0.157/pcsRFQ
2220Y6K00391KXR Image
  • Part#:2220Y6K00391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 6KV X7R 2220
  • In Stock:83997
$0.286/pcsRFQ
0603Y1501P60CQT Image
  • Part#:0603Y1501P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 150V C0G/NP0 0603
  • In Stock:228180
$0.09/pcsRFQ
0805Y0250152JDT Image
  • Part#:0805Y0250152JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V X7R 0805
  • In Stock:232663
$0.097/pcsRFQ
0603Y0632P40CQT Image
  • Part#:0603Y0632P40CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 63V C0G/NP0 0603
  • In Stock:224590
$0.091/pcsRFQ
1808J1K20562KXT Image
  • Part#:1808J1K20562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1.2KV X7R 1808
  • In Stock:105964
$0.189/pcsRFQ
1808J2000152JDR Image
  • Part#:1808J2000152JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V X7R 1808
  • In Stock:109680
$0.212/pcsRFQ
1808J5000180KFT Image
  • Part#:1808J5000180KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1808
  • In Stock:102152
$0.23/pcsRFQ
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