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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

0805Y0100100FCR Image
  • Part#:0805Y0100100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 0805
  • In Stock:108318
$0.176/pcsRFQ
1808J0630332JFT Image
  • Part#:1808J0630332JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 1808
  • In Stock:101728
$0.192/pcsRFQ
2225Y4K00100FCT Image
  • Part#:2225Y4K00100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 4KV C0G/NP0 2225
  • In Stock:12751
$2.378/pcsRFQ
2220Y6K00220KCR Image
  • Part#:2220Y6K00220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 6KV C0G/NP0 2220
  • In Stock:71227
$0.319/pcsRFQ
1808Y2000181JCR Image
  • Part#:1808Y2000181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1808
  • In Stock:183631
$0.124/pcsRFQ
1808J2K50121KXT Image
  • Part#:1808J2K50121KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 2.5KV X7R 1808
  • In Stock:107657
$0.193/pcsRFQ
2225J0500224KXT Image
  • Part#:2225J0500224KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V X7R 2225
  • In Stock:42872
$0.789/pcsRFQ
0805J0630221KDT Image
  • Part#:0805J0630221KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V X7R 0805
  • In Stock:246180
$0.08/pcsRFQ
1812J2000473JDT Image
  • Part#:1812J2000473JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 200V X7R 1812
  • In Stock:69915
$0.463/pcsRFQ
1206J1000391GFR Image
  • Part#:1206J1000391GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1206
  • In Stock:109386
$0.218/pcsRFQ
1812J5000471FFR Image
  • Part#:1812J5000471FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1812
  • In Stock:33972
$0.922/pcsRFQ
1812J0160220KFT Image
  • Part#:1812J0160220KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 1812
  • In Stock:81853
$0.372/pcsRFQ
1812JA250561JXTSY2 Image
  • Part#:1812JA250561JXTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V X7R 1812
  • In Stock:82984
$0.47/pcsRFQ
1825J5000391FCT Image
  • Part#:1825J5000391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1825
  • In Stock:20393
$1.82/pcsRFQ
2225Y1K50332GCT Image
  • Part#:2225Y1K50332GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.5KV C0G 2225
  • In Stock:15200
$2.212/pcsRFQ
0805J5000390KDT Image
  • Part#:0805J5000390KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V X7R 0805
  • In Stock:288236
$0.078/pcsRFQ
1812Y1000824JET Image
  • Part#:1812Y1000824JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 100V X7R 1812
  • In Stock:28227
$1.134/pcsRFQ
1808Y3K06P80CCT Image
  • Part#:1808Y3K06P80CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 3KV C0G/NP0 1808
  • In Stock:93949
$0.247/pcsRFQ
1812Y0500153FFT Image
  • Part#:1812Y0500153FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V C0G/NP0 1812
  • In Stock:19109
$2.035/pcsRFQ
1808Y0630102GCR Image
  • Part#:1808Y0630102GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1808
  • In Stock:108614
$0.2/pcsRFQ
1812J0500120FCR Image
  • Part#:1812J0500120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1812
  • In Stock:38412
$1.013/pcsRFQ
1808J0630101FFR Image
  • Part#:1808J0630101FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 1808
  • In Stock:58481
$0.512/pcsRFQ
0805Y0501P30DQT Image
  • Part#:0805Y0501P30DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 50V C0G/NP0 0805
  • In Stock:136638
$0.154/pcsRFQ
0603Y0500151GFT Image
  • Part#:0603Y0500151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 0603
  • In Stock:155910
$0.141/pcsRFQ
1111Y5005P60CQT Image
  • Part#:1111Y5005P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 1111
  • In Stock:68472
$0.325/pcsRFQ
2220J2000103KXR Image
  • Part#:2220J2000103KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V X7R 2220
  • In Stock:54858
$0.597/pcsRFQ
0805Y0160470KCT Image
  • Part#:0805Y0160470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 0805
  • In Stock:397395
$0.056/pcsRFQ
1111J1000220FQT Image
  • Part#:1111J1000220FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1111
  • In Stock:21371
$1.431/pcsRFQ
2225J1K00222KCT Image
  • Part#:2225J1K00222KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV C0G/NP0 2225
  • In Stock:51360
$0.713/pcsRFQ
1206J0253P30DFR Image
  • Part#:1206J0253P30DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 25V C0G/NP0 1206
  • In Stock:222040
$0.109/pcsRFQ
2225J0630682JCT Image
  • Part#:2225J0630682JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 2225
  • In Stock:39908
$0.859/pcsRFQ
1210Y5008P20BAR Image
  • Part#:1210Y5008P20BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 500V C0G/NP0 1210
  • In Stock:57149
$0.599/pcsRFQ
2225J1K00392JCR Image
  • Part#:2225J1K00392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1KV C0G/NP0 2225
  • In Stock:32810
$1.16/pcsRFQ
1210Y0500223MET Image
  • Part#:1210Y0500223MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1210
  • In Stock:89908
$0.214/pcsRFQ
1808J5000152JXR Image
  • Part#:1808J5000152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 1808
  • In Stock:135561
$0.177/pcsRFQ
2220J5000393MDR Image
  • Part#:2220J5000393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 2220
  • In Stock:55141
$0.595/pcsRFQ
1206Y6300331FCT Image
  • Part#:1206Y6300331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 630V C0G/NP0 1206
  • In Stock:66224
$0.324/pcsRFQ
2220J2000822GCR Image
  • Part#:2220J2000822GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V C0G/NP0 2220
  • In Stock:24795
$1.407/pcsRFQ
1825Y2000105MXT Image
  • Part#:1825Y2000105MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 200V X7R 1825
  • In Stock:27423
$1.277/pcsRFQ
0805J0500120KAR Image
  • Part#:0805J0500120KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 0805
  • In Stock:286177
$0.073/pcsRFQ
0805J2000330FFT Image
  • Part#:0805J2000330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 0805
  • In Stock:69265
$0.286/pcsRFQ
2220J2500121GCT Image
  • Part#:2220J2500121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 2220
  • In Stock:27984
$1.331/pcsRFQ
1210J1K00122KDT Image
  • Part#:1210J1K00122KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 1210
  • In Stock:116545
$0.187/pcsRFQ
2220Y6K00820JCT Image
  • Part#:2220Y6K00820JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 6KV C0G/NP0 2220
  • In Stock:90080
$0.374/pcsRFQ
1206J1K01P80DCR Image
  • Part#:1206J1K01P80DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 1KV C0G/NP0 1206
  • In Stock:265920
$0.081/pcsRFQ
2225Y0100220JCT Image
  • Part#:2225Y0100220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 10V C0G/NP0 2225
  • In Stock:35118
$1.067/pcsRFQ
1210Y1000392GAT Image
  • Part#:1210Y1000392GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1210
  • In Stock:68984
$0.529/pcsRFQ
2225J2000680GCT Image
  • Part#:2225J2000680GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 2225
  • In Stock:22601
$1.535/pcsRFQ
2225J0500564KXR Image
  • Part#:2225J0500564KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 50V X7R 2225
  • In Stock:46144
$0.834/pcsRFQ
2225J0250564KDR Image
  • Part#:2225J0250564KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 25V X7R 2225
  • In Stock:32043
$1.205/pcsRFQ
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