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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

  • Part#:0805Y2500183MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 0805
  • In Stock:271488
$0.082/pcsRFQ
1210J2500821KCT Image
  • Part#:1210J2500821KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1210
  • In Stock:111004
$0.172/pcsRFQ
  • Part#:2225J1000470GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:18861
$1.88/pcsRFQ
1825Y1K00271KCR Image
  • Part#:1825Y1K00271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1825
  • In Stock:57118
$0.553/pcsRFQ
1825J0160153KCT Image
  • Part#:1825J0160153KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1825
  • In Stock:43195
$0.787/pcsRFQ
1808Y2500562JXT Image
  • Part#:1808Y2500562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V X7R 1808
  • In Stock:143709
$0.165/pcsRFQ
1808J1K00121KXR Image
  • Part#:1808J1K00121KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1KV X7R 1808
  • In Stock:169292
$0.141/pcsRFQ
1111Y2500180KQT Image
  • Part#:1111Y2500180KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1111
  • In Stock:63143
$0.348/pcsRFQ
1808J0100102MXR Image
  • Part#:1808J0100102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 10V X7R 1808
  • In Stock:177054
$0.117/pcsRFQ
2220Y2K00820JCR Image
  • Part#:2220Y2K00820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 2KV C0G/NP0 2220
  • In Stock:61369
$0.565/pcsRFQ
1812J0250470KCR Image
  • Part#:1812J0250470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 1812
  • In Stock:93946
$0.236/pcsRFQ
2211YA250331JXTSP Image
  • Part#:2211YA250331JXTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V X7R 2211
  • In Stock:78334
$0.498/pcsRFQ
1210J2K00270FCT Image
  • Part#:1210J2K00270FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 2KV C0G/NP0 1210
  • In Stock:77096
$0.446/pcsRFQ
1825Y5000273JXT Image
  • Part#:1825Y5000273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 500V X7R 1825
  • In Stock:48446
$0.808/pcsRFQ
2225Y2K50101GCT Image
  • Part#:2225Y2K50101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2.5KV C0G/NP0 2225
  • In Stock:27371
$1.342/pcsRFQ
1206J5000151FFR Image
  • Part#:1206J5000151FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1206
  • In Stock:89499
$0.39/pcsRFQ
1206Y0500221JDT Image
  • Part#:1206Y0500221JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V X7R 1206
  • In Stock:155536
$0.138/pcsRFQ
  • Part#:0805Y0161P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 16V C0G/NP0 0805
  • In Stock:207359
$0.106/pcsRFQ
1808Y1K00182JXT Image
  • Part#:1808Y1K00182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV X7R 1808
  • In Stock:97485
$0.231/pcsRFQ
1808J0100101KXR Image
  • Part#:1808J0100101KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 10V X7R 1808
  • In Stock:190251
$0.108/pcsRFQ
0805Y0500104KST Image
  • Part#:0805Y0500104KST
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V X7R 0805
  • In Stock:249562
$0.076/pcsRFQ
1206Y2000150GAR Image
  • Part#:1206Y2000150GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 1206
  • In Stock:112548
$0.215/pcsRFQ
1825J1000154MXR Image
  • Part#:1825J1000154MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 100V X7R 1825
  • In Stock:44906
$0.705/pcsRFQ
1808Y0250331KFT Image
  • Part#:1808Y0250331KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 1808
  • In Stock:116612
$0.186/pcsRFQ
0603Y0500153JXR Image
  • Part#:0603Y0500153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V X7R 0603
  • In Stock:366481
$0.059/pcsRFQ
1825J2500105MXR Image
  • Part#:1825J2500105MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 250V X7R 1825
  • In Stock:29689
$1.13/pcsRFQ
1812Y0500223GAR Image
  • Part#:1812Y0500223GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V C0G/NP0 1812
  • In Stock:31810
$1.208/pcsRFQ
2220Y0500151FCT Image
  • Part#:2220Y0500151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 2220
  • In Stock:13444
$2.903/pcsRFQ
1206J0630431KQT Image
  • Part#:1206J0630431KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 430PF 63V C0G/NP0 1206
  • In Stock:74455
$0.277/pcsRFQ
1808J0160102GCT Image
  • Part#:1808J0160102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 1808
  • In Stock:104000
$0.204/pcsRFQ
2220Y2000100KFT Image
  • Part#:2220Y2000100KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 2220
  • In Stock:29098
$1.246/pcsRFQ
1808Y2500821MXR Image
  • Part#:1808Y2500821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1808
  • In Stock:170487
$0.112/pcsRFQ
0603J050P680BCT Image
  • Part#:0603J050P680BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 50V C0G/NP0 0603
  • In Stock:154319
$0.147/pcsRFQ
1825Y2K00470JCR Image
  • Part#:1825Y2K00470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2KV C0G/NP0 1825
  • In Stock:61299
$0.631/pcsRFQ
2220Y0500393FCT Image
  • Part#:2220Y0500393FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V C0G/NP0 2220
  • In Stock:9727
$3.302/pcsRFQ
2220Y0250275MXT Image
  • Part#:2220Y0250275MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 25V X7R 2220
  • In Stock:33744
$1.086/pcsRFQ
1808Y2000152KXT Image
  • Part#:1808Y2000152KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V X7R 1808
  • In Stock:168853
$0.129/pcsRFQ
1812J5000122MDR Image
  • Part#:1812J5000122MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V X7R 1812
  • In Stock:66696
$0.357/pcsRFQ
2225J4K00222MXT Image
  • Part#:2225J4K00222MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 4KV X7R 2225
  • In Stock:82028
$0.382/pcsRFQ
1825Y3K00560GCR Image
  • Part#:1825Y3K00560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 3KV C0G/NP0 1825
  • In Stock:28428
$1.208/pcsRFQ
0805J5000430GQT Image
  • Part#:0805J5000430GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 500V C0G/NP0 0805
  • In Stock:69246
$0.33/pcsRFQ
1210J2K00560KCT Image
  • Part#:1210J2K00560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2KV C0G/NP0 1210
  • In Stock:158449
$0.137/pcsRFQ
1812J2500563MXT Image
  • Part#:1812J2500563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 250V X7R 1812
  • In Stock:81318
$0.264/pcsRFQ
2220J0500474MXT Image
  • Part#:2220J0500474MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 50V X7R 2220
  • In Stock:51900
$0.673/pcsRFQ
1210Y0500394KDR Image
  • Part#:1210Y0500394KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 50V X7R 1210
  • In Stock:89891
$0.367/pcsRFQ
1210J1K00680JDR Image
  • Part#:1210J1K00680JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV X7R 1210
  • In Stock:92926
$0.213/pcsRFQ
1808Y0100333KCT Image
  • Part#:1808Y0100333KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V C0G/NP0 1808
  • In Stock:87661
$0.25/pcsRFQ
1825Y6300471GCR Image
  • Part#:1825Y6300471GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V C0G/NP0 1825
  • In Stock:33311
$1.124/pcsRFQ
1808J0500122GFR Image
  • Part#:1808J0500122GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1808
  • In Stock:83603
$0.259/pcsRFQ
1812Y0250221GFT Image
  • Part#:1812Y0250221GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V C0G/NP0 1812
  • In Stock:47587
$0.788/pcsRFQ
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