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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

0805J2000391KXR Image
  • Part#:0805J2000391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V X7R 0805
  • In Stock:329670
$0.062/pcsRFQ
1206J2500102GFR Image
  • Part#:1206J2500102GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1206
  • In Stock:89075
$0.262/pcsRFQ
1210J0630471GAT Image
  • Part#:1210J0630471GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 1210
  • In Stock:67540
$0.444/pcsRFQ
0805Y2500682JDT Image
  • Part#:0805Y2500682JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V X7R 0805
  • In Stock:162993
$0.12/pcsRFQ
1206Y1500300KQT Image
  • Part#:1206Y1500300KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 150V C0G/NP0 1206
  • In Stock:131421
$0.18/pcsRFQ
1812Y0500181JCT Image
  • Part#:1812Y0500181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 1812
  • In Stock:61512
$0.312/pcsRFQ
2220Y0500562JCT Image
  • Part#:2220Y0500562JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 2220
  • In Stock:43940
$0.805/pcsRFQ
1808J2000392GFT Image
  • Part#:1808J2000392GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V C0G/NP0 1808
  • In Stock:57325
$0.6/pcsRFQ
0805J2000271GFT Image
  • Part#:0805J2000271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 0805
  • In Stock:99825
$0.195/pcsRFQ
1206Y2000681JER Image
  • Part#:1206Y2000681JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V X7R 1206
  • In Stock:147329
$0.136/pcsRFQ
2225J0160184JCT Image
  • Part#:2225J0160184JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 16V C0G/NP0 2225
  • In Stock:21174
$1.584/pcsRFQ
1206J2500220JCR Image
  • Part#:1206J2500220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1206
  • In Stock:291393
$0.082/pcsRFQ
1206J1000101KQT Image
  • Part#:1206J1000101KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1206
  • In Stock:104321
$0.199/pcsRFQ
1206J2001P80BCT Image
  • Part#:1206J2001P80BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 200V C0G/NP0 1206
  • In Stock:82539
$0.238/pcsRFQ
1812J0250123MDT Image
  • Part#:1812J0250123MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 1812
  • In Stock:92944
$0.384/pcsRFQ
0805Y1004P70DAR Image
  • Part#:0805Y1004P70DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 0805
  • In Stock:263557
$0.076/pcsRFQ
1812Y0100151KCR Image
  • Part#:1812Y0100151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 10V C0G/NP0 1812
  • In Stock:79824
$0.288/pcsRFQ
2220Y0500180FCR Image
  • Part#:2220Y0500180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 2220
  • In Stock:13635
$2.734/pcsRFQ
1111J100P500CQT Image
  • Part#:1111J100P500CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 100V C0G/NP0 1111
  • In Stock:70923
$0.272/pcsRFQ
1111Y3000620KQT Image
  • Part#:1111Y3000620KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 300V C0G/NP0 1111
  • In Stock:79650
$0.302/pcsRFQ
0603J0100151JCR Image
  • Part#:0603J0100151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 10V C0G/NP0 0603
  • In Stock:319261
$0.062/pcsRFQ
1210Y5000330KCT Image
  • Part#:1210Y5000330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 1210
  • In Stock:190568
$0.114/pcsRFQ
1210Y2000221JFR Image
  • Part#:1210Y2000221JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1210
  • In Stock:87331
$0.259/pcsRFQ
1210J2500330JCR Image
  • Part#:1210J2500330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1210
  • In Stock:120335
$0.171/pcsRFQ
1206J0250561JDT Image
  • Part#:1206J0250561JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V X7R 1206
  • In Stock:144357
$0.133/pcsRFQ
2220J5000180GCT Image
  • Part#:2220J5000180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 2220
  • In Stock:36700
$0.999/pcsRFQ
0805Y2500681GFT Image
  • Part#:0805Y2500681GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 0805
  • In Stock:107120
$0.222/pcsRFQ
1808J6300561KXR Image
  • Part#:1808J6300561KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V X7R 1808
  • In Stock:100427
$0.209/pcsRFQ
1210Y0500394JDT Image
  • Part#:1210Y0500394JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 50V X7R 1210
  • In Stock:81576
$0.459/pcsRFQ
1812J1000180JFR Image
  • Part#:1812J1000180JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 1812
  • In Stock:84174
$0.444/pcsRFQ
1206J1500330KQT Image
  • Part#:1206J1500330KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 150V C0G/NP0 1206
  • In Stock:121096
$0.184/pcsRFQ
1808J6300101MXR Image
  • Part#:1808J6300101MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V X7R 1808
  • In Stock:132502
$0.147/pcsRFQ
1206Y0631P80DCR Image
  • Part#:1206Y0631P80DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 63V C0G/NP0 1206
  • In Stock:286450
$0.079/pcsRFQ
0805Y0161P20DFR Image
  • Part#:0805Y0161P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 16V C0G/NP0 0805
  • In Stock:286071
$0.076/pcsRFQ
0805Y0160183JXT Image
  • Part#:0805Y0160183JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V X7R 0805
  • In Stock:280794
$0.083/pcsRFQ
2220Y1K00100KFR Image
  • Part#:2220Y1K00100KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1KV C0G/NP0 2220
  • In Stock:41176
$0.759/pcsRFQ
1808J5K00330KCR Image
  • Part#:1808J5K00330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 5KV C0G/NP0 1808
  • In Stock:150375
$0.152/pcsRFQ
1812Y0250680GFR Image
  • Part#:1812Y0250680GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1812
  • In Stock:37573
$0.813/pcsRFQ
1808J0630332MXR Image
  • Part#:1808J0630332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V X7R 1808
  • In Stock:152097
$0.124/pcsRFQ
  • Part#:1825Y5000152FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:17887
$1.78/pcsRFQ
2220J2000122JFT Image
  • Part#:2220J2000122JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V C0G/NP0 2220
  • In Stock:31490
$1.1/pcsRFQ
1210J0250561KCR Image
  • Part#:1210J0250561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 1210
  • In Stock:144595
$0.148/pcsRFQ
1808J1000181MXR Image
  • Part#:1808J1000181MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V X7R 1808
  • In Stock:214958
$0.112/pcsRFQ
1206Y2K00152JXR Image
  • Part#:1206Y2K00152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 2KV X7R 1206
  • In Stock:173874
$0.131/pcsRFQ
1812J2K00102KXR Image
  • Part#:1812J2K00102KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2KV X7R 1812
  • In Stock:90556
$0.239/pcsRFQ
1206J2000101JFT Image
  • Part#:1206J2000101JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 1206
  • In Stock:175625
$0.125/pcsRFQ
0603Y3000240KQT Image
  • Part#:0603Y3000240KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 300V C0G/NP0 0603
  • In Stock:229096
$0.104/pcsRFQ
1210Y0250822FCR Image
  • Part#:1210Y0250822FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V C0G/NP0 1210
  • In Stock:51984
$0.72/pcsRFQ
1206J2500123MDR Image
  • Part#:1206J2500123MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V X7R 1206
  • In Stock:158636
$0.119/pcsRFQ
0805J0250154JXT Image
  • Part#:0805J0250154JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V X7R 0805
  • In Stock:217053
$0.097/pcsRFQ
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