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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

0805Y0250221KFT Image
  • Part#:0805Y0250221KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V C0G/NP0 0805
  • In Stock:248144
$0.081/pcsRFQ
2225J5000334KDR Image
  • Part#:2225J5000334KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 500V X7R 2225
  • In Stock:31147
$1.237/pcsRFQ
1210Y0500330GFT Image
  • Part#:1210Y0500330GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1210
  • In Stock:72647
$0.451/pcsRFQ
2225J5000471FCT Image
  • Part#:2225J5000471FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 2225
  • In Stock:15036
$2.005/pcsRFQ
1808Y0500223KXR Image
  • Part#:1808Y0500223KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1808
  • In Stock:170774
$0.133/pcsRFQ
1206J0630391FCT Image
  • Part#:1206J0630391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 1206
  • In Stock:80338
$0.295/pcsRFQ
0805Y0160473KXR Image
  • Part#:0805Y0160473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V X7R 0805
  • In Stock:363108
$0.064/pcsRFQ
0603Y2500270KFT Image
  • Part#:0603Y2500270KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 0603
  • In Stock:278277
$0.077/pcsRFQ
1111J2K00180FQT Image
  • Part#:1111J2K00180FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2KV C0G/NP0 1111
  • In Stock:22110
$1.351/pcsRFQ
2225Y0160223KFR Image
  • Part#:2225Y0160223KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V C0G/NP0 2225
  • In Stock:23831
$1.597/pcsRFQ
1808Y1K50331JCR Image
  • Part#:1808Y1K50331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV C0G/NP0 1808
  • In Stock:114033
$0.179/pcsRFQ
0603Y2000330FFR Image
  • Part#:0603Y2000330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 0603
  • In Stock:71982
$0.269/pcsRFQ
2225Y1000122FFT Image
  • Part#:2225Y1000122FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 2225
  • In Stock:6700
$5.246/pcsRFQ
2220J0250100KCR Image
  • Part#:2220J0250100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 2220
  • In Stock:44527
$0.688/pcsRFQ
2225J2500221FFR Image
  • Part#:2225J2500221FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 2225
  • In Stock:7890
$4.471/pcsRFQ
0805J2000331JFR Image
  • Part#:0805J2000331JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 0805
  • In Stock:223108
$0.102/pcsRFQ
0805J0500151FQT Image
  • Part#:0805J0500151FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 0805
  • In Stock:54532
$0.584/pcsRFQ
0805Y0250331MXR Image
  • Part#:0805Y0250331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V X7R 0805
  • In Stock:400754
$0.048/pcsRFQ
1210J2000151KCT Image
  • Part#:1210J2000151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1210
  • In Stock:121211
$0.168/pcsRFQ
1812Y0630473KDT Image
  • Part#:1812Y0630473KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 1812
  • In Stock:84460
$0.443/pcsRFQ
1206J1K50151KCT Image
  • Part#:1206J1K50151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.5KV C0G/NP0 1206
  • In Stock:195010
$0.109/pcsRFQ
2220J0160473JFT Image
  • Part#:2220J0160473JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V C0G/NP0 2220
  • In Stock:25605
$1.469/pcsRFQ
1210Y0630561KCR Image
  • Part#:1210Y0630561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 1210
  • In Stock:121172
$0.161/pcsRFQ
1210Y0630821FFT Image
  • Part#:1210Y0630821FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1210
  • In Stock:39046
$0.888/pcsRFQ
0805Y0630391KXT Image
  • Part#:0805Y0630391KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V X7R 0805
  • In Stock:423383
$0.056/pcsRFQ
0805Y0631P50DFR Image
  • Part#:0805Y0631P50DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 63V C0G/NP0 0805
  • In Stock:261399
$0.076/pcsRFQ
1808J0500101FCT Image
  • Part#:1808J0500101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 1808
  • In Stock:86439
$0.369/pcsRFQ
2220Y0100474JXR Image
  • Part#:2220Y0100474JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 10V X7R 2220
  • In Stock:38490
$0.953/pcsRFQ
1206Y0630470GCT Image
  • Part#:1206Y0630470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1206
  • In Stock:140437
$0.147/pcsRFQ
1210J0630682JFT Image
  • Part#:1210J0630682JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1210
  • In Stock:75332
$0.306/pcsRFQ
1808YA250681MXRSY2 Image
  • Part#:1808YA250681MXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 1808
  • In Stock:72893
$0.323/pcsRFQ
1206Y0500474JXR Image
  • Part#:1206Y0500474JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 50V X7R 1206
  • In Stock:130539
$0.181/pcsRFQ
2225Y5000820JFR Image
  • Part#:2225Y5000820JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 500V C0G/NP0 2225
  • In Stock:30792
$1.124/pcsRFQ
0603J0632P20HQT Image
  • Part#:0603J0632P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 63V C0G/NP0 0603
  • In Stock:115408
$0.201/pcsRFQ
1210Y6300470FCR Image
  • Part#:1210Y6300470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 630V C0G/NP0 1210
  • In Stock:72810
$0.411/pcsRFQ
1210J2500821GFR Image
  • Part#:1210J2500821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1210
  • In Stock:87791
$0.448/pcsRFQ
1206Y5000561KET Image
  • Part#:1206Y5000561KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V X7R 1206
  • In Stock:215657
$0.107/pcsRFQ
1111J1500110FQT Image
  • Part#:1111J1500110FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 150V C0G/NP0 1111
  • In Stock:24363
$1.284/pcsRFQ
1111Y3000361GQT Image
  • Part#:1111Y3000361GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 360PF 300V C0G/NP0 1111
  • In Stock:49806
$0.742/pcsRFQ
1812YA250120GCRPY2 Image
  • Part#:1812YA250120GCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1812
  • In Stock:48394
$0.721/pcsRFQ
1206J0160151GFT Image
  • Part#:1206J0160151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 1206
  • In Stock:91832
$0.227/pcsRFQ
1206Y1K00220FAR Image
  • Part#:1206Y1K00220FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 1206
  • In Stock:64500
$0.469/pcsRFQ
1825J3K00122KXR Image
  • Part#:1825J3K00122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 3KV X7R 1825
  • In Stock:57618
$0.541/pcsRFQ
1210J0630684MDR Image
  • Part#:1210J0630684MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 63V X7R 1210
  • In Stock:83240
$0.384/pcsRFQ
2220J2000104MXR Image
  • Part#:2220J2000104MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 200V X7R 2220
  • In Stock:63534
$0.583/pcsRFQ
2225Y0160224FCR Image
  • Part#:2225Y0160224FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 16V C0G/NP0 2225
  • In Stock:5718
$5.98/pcsRFQ
2225J2500273KFR Image
  • Part#:2225J2500273KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V C0G 2225
  • In Stock:17248
$1.937/pcsRFQ
  • Part#:1808Y0500101KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V X7R 1808
  • In Stock:156601
$0.152/pcsRFQ
1808Y0250152KFR Image
  • Part#:1808Y0250152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V C0G/NP0 1808
  • In Stock:120460
$0.167/pcsRFQ
1206Y0100124JXT Image
  • Part#:1206Y0100124JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 10V X7R 1206
  • In Stock:179400
$0.125/pcsRFQ
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