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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

1210Y0500184MER Image
  • Part#:1210Y0500184MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 1210
  • In Stock:89127
$0.243/pcsRFQ
  • Part#:1111Y2K02P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1111
  • In Stock:71569
$0.517/pcsRFQ
1206Y0500220JAR Image
  • Part#:1206Y0500220JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 1206
  • In Stock:178238
$0.118/pcsRFQ
0603Y0250562MDT Image
  • Part#:0603Y0250562MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V X7R 0603
  • In Stock:370970
$0.063/pcsRFQ
1206J0250121JFT Image
  • Part#:1206J0250121JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 1206
  • In Stock:177524
$0.126/pcsRFQ
1111Y3000131FQT Image
  • Part#:1111Y3000131FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 300V C0G/NP0 1111
  • In Stock:24601
$1.302/pcsRFQ
2220Y2K50681JXR Image
  • Part#:2220Y2K50681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2.5KV X7R 2220
  • In Stock:54729
$0.642/pcsRFQ
2225Y1K50562MXT Image
  • Part#:2225Y1K50562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1.5KV X7R 2225
  • In Stock:38744
$0.862/pcsRFQ
1206Y1000391GCR Image
  • Part#:1206Y1000391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1206
  • In Stock:133864
$0.146/pcsRFQ
1206Y1006P20DQT Image
  • Part#:1206Y1006P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 100V C0G/NP0 1206
  • In Stock:106698
$0.216/pcsRFQ
2220Y1K00473MXT Image
  • Part#:2220Y1K00473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 1KV X7R 2220
  • In Stock:55017
$0.637/pcsRFQ
2225J2000180GCR Image
  • Part#:2225J2000180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 2225
  • In Stock:22766
$1.543/pcsRFQ
1206Y0161P20CCR Image
  • Part#:1206Y0161P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 16V C0G/NP0 1206
  • In Stock:159968
$0.117/pcsRFQ
1210J1K20471GCT Image
  • Part#:1210J1K20471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.2KV C0G/NP0 1210
  • In Stock:106941
$0.364/pcsRFQ
0505Y1000360JQT Image
  • Part#:0505Y1000360JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 100V C0G/NP0 0505
  • In Stock:112006
$0.183/pcsRFQ
1808J1K00470FFR Image
  • Part#:1808J1K00470FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 1808
  • In Stock:44546
$0.685/pcsRFQ
2220Y0160392GCR Image
  • Part#:2220Y0160392GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 2220
  • In Stock:21959
$1.372/pcsRFQ
2220J1K00223JDR Image
  • Part#:2220J1K00223JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1KV X7R 2220
  • In Stock:39161
$0.888/pcsRFQ
1825J1K20682JXT Image
  • Part#:1825J1K20682JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1.2KV X7R 1825
  • In Stock:52641
$0.671/pcsRFQ
1210Y1K00183JXR Image
  • Part#:1210Y1K00183JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 1KV X7R 1210
  • In Stock:100152
$0.236/pcsRFQ
1206Y5000272KDR Image
  • Part#:1206Y5000272KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V X7R 1206
  • In Stock:219235
$0.099/pcsRFQ
2220J5000221KXT Image
  • Part#:2220J5000221KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V X7R 2220
  • In Stock:68230
$0.454/pcsRFQ
0603Y0160271KFR Image
  • Part#:0603Y0160271KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 0603
  • In Stock:214062
$0.091/pcsRFQ
1206Y2500151GFT Image
  • Part#:1206Y2500151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1206
  • In Stock:78792
$0.261/pcsRFQ
0603Y2000470JAR Image
  • Part#:0603Y2000470JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 0603
  • In Stock:304518
$0.077/pcsRFQ
0505Y0500750KQT Image
  • Part#:0505Y0500750KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 50V C0G/NP0 0505
  • In Stock:130003
$0.173/pcsRFQ
0805J0250560KCT Image
  • Part#:0805J0250560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 0805
  • In Stock:409187
$0.055/pcsRFQ
1808Y0630684JXR Image
  • Part#:1808Y0630684JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 63V X7R 1808
  • In Stock:77645
$0.277/pcsRFQ
1206J2500221KCT Image
  • Part#:1206J2500221KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1206
  • In Stock:259912
$0.092/pcsRFQ
0805Y0630181MXT Image
  • Part#:0805Y0630181MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V X7R 0805
  • In Stock:397811
$0.054/pcsRFQ
1206J100P900HQT Image
  • Part#:1206J100P900HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 100V C0G/NP0 1206
  • In Stock:62840
$0.308/pcsRFQ
1812Y0630680FCT Image
  • Part#:1812Y0630680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1812
  • In Stock:28592
$1.064/pcsRFQ
1808J0250100GCT Image
  • Part#:1808J0250100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 1808
  • In Stock:96678
$0.224/pcsRFQ
1812J1000330FFT Image
  • Part#:1812J1000330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1812
  • In Stock:27942
$1.227/pcsRFQ
1812Y1000153MXRE03 Image
  • Part#:1812Y1000153MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 100V X7R 1812
  • In Stock:49008
$0.633/pcsRFQ
1210Y5000680KFT Image
  • Part#:1210Y5000680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 1210
  • In Stock:139793
$0.167/pcsRFQ
1812J0630564MXR Image
  • Part#:1812J0630564MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 63V X7R 1812
  • In Stock:69430
$0.324/pcsRFQ
0805Y0100221KCT Image
  • Part#:0805Y0100221KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 10V C0G/NP0 0805
  • In Stock:321133
$0.06/pcsRFQ
1206Y2500680KQT Image
  • Part#:1206Y2500680KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 1206
  • In Stock:82720
$0.239/pcsRFQ
1206J5000560GFT Image
  • Part#:1206J5000560GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1206
  • In Stock:89550
$0.213/pcsRFQ
1206J2500331JFR Image
  • Part#:1206J2500331JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 1206
  • In Stock:168618
$0.111/pcsRFQ
0805Y2002P20HUT Image
  • Part#:0805Y2002P20HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 0805
  • In Stock:67447
$0.322/pcsRFQ
2220Y6300562KXT Image
  • Part#:2220Y6300562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 630V X7R 2220
  • In Stock:54857
$0.552/pcsRFQ
1825J0250682GCR Image
  • Part#:1825J0250682GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 1825
  • In Stock:26509
$1.298/pcsRFQ
0805J5000220GFT Image
  • Part#:0805J5000220GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V C0G/NP0 0805
  • In Stock:141136
$0.14/pcsRFQ
1206Y0161P50CFR Image
  • Part#:1206Y0161P50CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 16V C0G/NP0 1206
  • In Stock:128063
$0.172/pcsRFQ
2220J1K00821MDR Image
  • Part#:2220J1K00821MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV X7R 2220
  • In Stock:60899
$0.589/pcsRFQ
0603J0250330GFT Image
  • Part#:0603J0250330GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 0603
  • In Stock:134127
$0.157/pcsRFQ
0805Y0160562FFR Image
  • Part#:0805Y0160562FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V C0G/NP0 0805
  • In Stock:71074
$0.515/pcsRFQ
1206J0630183JXR Image
  • Part#:1206J0630183JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V X7R 1206
  • In Stock:225008
$0.091/pcsRFQ
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