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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

1808Y2000154KXR Image
  • Part#:1808Y2000154KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 1808
  • In Stock:121701
$0.195/pcsRFQ
1825Y0630182GCR Image
  • Part#:1825Y0630182GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 1825
  • In Stock:21351
$1.502/pcsRFQ
0505J050P600CQT Image
  • Part#:0505J050P600CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 50V C0G/NP0 0505
  • In Stock:114740
$0.173/pcsRFQ
1808J2500681MDT Image
  • Part#:1808J2500681MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 1808
  • In Stock:133628
$0.175/pcsRFQ
1206Y2500471MDT Image
  • Part#:1206Y2500471MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V X7R 1206
  • In Stock:174086
$0.113/pcsRFQ
1206J0251P50BFT Image
  • Part#:1206J0251P50BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 25V C0G/NP0 1206
  • In Stock:90166
$0.359/pcsRFQ
1210J2000222JFT Image
  • Part#:1210J2000222JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 1210
  • In Stock:64021
$0.314/pcsRFQ
2220J3K00220GCT Image
  • Part#:2220J3K00220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 3KV C0G/NP0 2220
  • In Stock:34280
$1.013/pcsRFQ
1111J5001P40BQT Image
  • Part#:1111J5001P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 500V C0G/NP0 1111
  • In Stock:65654
$0.29/pcsRFQ
0603J0500680FQT Image
  • Part#:0603J0500680FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 0603
  • In Stock:63493
$0.323/pcsRFQ
0603J0500391FCR Image
  • Part#:0603J0500391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 0603
  • In Stock:110687
$0.185/pcsRFQ
0805Y0630182MER Image
  • Part#:0805Y0630182MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V X7R 0805
  • In Stock:326555
$0.07/pcsRFQ
0603Y016P820BFR Image
  • Part#:0603Y016P820BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 16V C0G/NP0 0603
  • In Stock:129785
$0.172/pcsRFQ
0805J2000121FFR Image
  • Part#:0805J2000121FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 0805
  • In Stock:63220
$0.35/pcsRFQ
1206Y2000121JDR Image
  • Part#:1206Y2000121JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V X7R 1206
  • In Stock:169810
$0.138/pcsRFQ
1808J5000152GCR Image
  • Part#:1808J5000152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1808
  • In Stock:80137
$0.284/pcsRFQ
1206Y0500561KXT Image
  • Part#:1206Y0500561KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V X7R 1206
  • In Stock:272671
$0.083/pcsRFQ
0805J1K03P90BCT Image
  • Part#:0805J1K03P90BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 1KV C0G/NP0 0805
  • In Stock:96291
$0.218/pcsRFQ
1206Y1000330GFR Image
  • Part#:1206Y1000330GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1206
  • In Stock:107823
$0.21/pcsRFQ
0603J0506P80DFR Image
  • Part#:0603J0506P80DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 0603
  • In Stock:320043
$0.072/pcsRFQ
  • Part#:1206Y050P800DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:129818
$0.149/pcsRFQ
1210J1000223JDT Image
  • Part#:1210J1000223JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 1210
  • In Stock:68829
$0.273/pcsRFQ
1210Y0500102FFT Image
  • Part#:1210Y0500102FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 1210
  • In Stock:41155
$0.936/pcsRFQ
2220J2000332JCR Image
  • Part#:2220J2000332JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 2220
  • In Stock:46281
$0.713/pcsRFQ
0603J300P900DQT Image
  • Part#:0603J300P900DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 300V C0G/NP0 0603
  • In Stock:225600
$0.084/pcsRFQ
1210J2000271GFR Image
  • Part#:1210J2000271GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 1210
  • In Stock:78872
$0.437/pcsRFQ
1210Y0100180KCT Image
  • Part#:1210Y0100180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 10V C0G/NP0 1210
  • In Stock:119949
$0.165/pcsRFQ
2220Y0500820GFT Image
  • Part#:2220Y0500820GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 2220
  • In Stock:16892
$2.137/pcsRFQ
1812J5000821JXT Image
  • Part#:1812J5000821JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V X7R 1812
  • In Stock:82800
$0.269/pcsRFQ
1825J3K00331JXR Image
  • Part#:1825J3K00331JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 3KV X7R 1825
  • In Stock:53736
$0.662/pcsRFQ
2220Y6300181JCR Image
  • Part#:2220Y6300181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V C0G/NP0 2220
  • In Stock:53585
$0.578/pcsRFQ
0805Y2000100GCT Image
  • Part#:0805Y2000100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 0805
  • In Stock:219527
$0.106/pcsRFQ
2220J0160220FCT Image
  • Part#:2220J0160220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 2220
  • In Stock:15219
$2.545/pcsRFQ
1206J0250561KCR Image
  • Part#:1206J0250561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 1206
  • In Stock:226560
$0.083/pcsRFQ
1206Y5000391FCT Image
  • Part#:1206Y5000391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1206
  • In Stock:60541
$0.324/pcsRFQ
1206Y0252P70CCR Image
  • Part#:1206Y0252P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 25V C0G/NP0 1206
  • In Stock:166100
$0.113/pcsRFQ
0805Y1000391FCT Image
  • Part#:0805Y1000391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 0805
  • In Stock:90209
$0.22/pcsRFQ
2225J3K00220FCR Image
  • Part#:2225J3K00220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 3KV C0G/NP0 2225
  • In Stock:16626
$1.937/pcsRFQ
1825Y5K00271KCT Image
  • Part#:1825Y5K00271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 5KV C0G/NP0 1825
  • In Stock:67979
$0.463/pcsRFQ
1210Y0250103KFT Image
  • Part#:1210Y0250103KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V C0G/NP0 1210
  • In Stock:79705
$0.292/pcsRFQ
1812Y0160153GCR Image
  • Part#:1812Y0160153GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1812
  • In Stock:58775
$0.66/pcsRFQ
  • Part#:1812J5000562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:83337
$0.247/pcsRFQ
1812Y6300124KER Image
  • Part#:1812Y6300124KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 630V X7R 1812
  • In Stock:32235
$0.93/pcsRFQ
2220Y5000333KDT Image
  • Part#:2220Y5000333KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 500V X7R 2220
  • In Stock:38608
$0.806/pcsRFQ
1812Y1K00181JXR Image
  • Part#:1812Y1K00181JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV X7R 1812
  • In Stock:54801
$0.357/pcsRFQ
1206Y2501P10HQT Image
  • Part#:1206Y2501P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 250V C0G/NP0 1206
  • In Stock:75281
$0.306/pcsRFQ
1210Y0500333JDT Image
  • Part#:1210Y0500333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 1210
  • In Stock:82143
$0.278/pcsRFQ
0603J0250561KXT Image
  • Part#:0603J0250561KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V X7R 0603
  • In Stock:435726
$0.046/pcsRFQ
2225Y1000393KDT Image
  • Part#:2225Y1000393KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V X7R 2225
  • In Stock:34238
$1.132/pcsRFQ
1825J3K00181JCT Image
  • Part#:1825J3K00181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 3KV C0G/NP0 1825
  • In Stock:54798
$0.615/pcsRFQ
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