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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

0805Y1505P10CQT Image
  • Part#:0805Y1505P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 150V C0G/NP0 0805
  • In Stock:153032
$0.148/pcsRFQ
2220J1K00120FCR Image
  • Part#:2220J1K00120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 2220
  • In Stock:19857
$1.601/pcsRFQ
1210Y2500681GCR Image
  • Part#:1210Y2500681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1210
  • In Stock:64250
$0.306/pcsRFQ
1210Y0630150FFT Image
  • Part#:1210Y0630150FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 1210
  • In Stock:37457
$0.864/pcsRFQ
0603J0503P30DQT Image
  • Part#:0603J0503P30DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 50V C0G/NP0 0603
  • In Stock:213479
$0.091/pcsRFQ
2225J1K00273MDR Image
  • Part#:2225J1K00273MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 1KV X7R 2225
  • In Stock:34812
$0.963/pcsRFQ
0603Y0630103KET Image
  • Part#:0603Y0630103KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V X7R 0603
  • In Stock:345730
$0.069/pcsRFQ
1206J1000271GFT Image
  • Part#:1206J1000271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1206
  • In Stock:105739
$0.228/pcsRFQ
1206Y5005P60CAT Image
  • Part#:1206Y5005P60CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 1206
  • In Stock:107071
$0.2/pcsRFQ
0603Y0160104JXR Image
  • Part#:0603Y0160104JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V X7R 0603
  • In Stock:294641
$0.073/pcsRFQ
0603Y0630150FAR Image
  • Part#:0603Y0630150FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 0603
  • In Stock:87824
$0.242/pcsRFQ
1206J2000471GFT Image
  • Part#:1206J2000471GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1206
  • In Stock:71795
$0.273/pcsRFQ
  • Part#:2225J0100561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:11053
$2.798/pcsRFQ
1808Y5000332MXT Image
  • Part#:1808Y5000332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 1808
  • In Stock:145476
$0.13/pcsRFQ
2225J2K00470KCT Image
  • Part#:2225J2K00470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2KV C0G/NP0 2225
  • In Stock:56314
$0.619/pcsRFQ
  • Part#:1210Y0630151FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:51636
$0.698/pcsRFQ
0603Y2500220JFT Image
  • Part#:0603Y2500220JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 0603
  • In Stock:285558
$0.08/pcsRFQ
0805Y3000160JQT Image
  • Part#:0805Y3000160JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 300V C0G/NP0 0805
  • In Stock:118190
$0.184/pcsRFQ
1206J0160103KFR Image
  • Part#:1206J0160103KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V C0G/NP0 1206
  • In Stock:118751
$0.171/pcsRFQ
1210J0500152KXR Image
  • Part#:1210J0500152KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V X7R 1210
  • In Stock:166335
$0.14/pcsRFQ
1812J0250123FCR Image
  • Part#:1812J0250123FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V C0G/NP0 1812
  • In Stock:28207
$1.175/pcsRFQ
2225Y0500471GFT Image
  • Part#:2225Y0500471GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 2225
  • In Stock:14348
$2.397/pcsRFQ
1206Y1K00471MXT Image
  • Part#:1206Y1K00471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV X7R 1206
  • In Stock:242263
$0.078/pcsRFQ
0505Y2001P60HQT Image
  • Part#:0505Y2001P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 200V C0G/NP0 0505
  • In Stock:60643
$0.336/pcsRFQ
0805Y2000391JER Image
  • Part#:0805Y2000391JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V X7R 0805
  • In Stock:165393
$0.114/pcsRFQ
1206J0630392FCT Image
  • Part#:1206J0630392FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 1206
  • In Stock:93106
$0.413/pcsRFQ
1206Y1K20681JXR Image
  • Part#:1206Y1K20681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.2KV X7R 1206
  • In Stock:156919
$0.139/pcsRFQ
2220J2500104MXR Image
  • Part#:2220J2500104MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 250V X7R 2220
  • In Stock:60332
$0.619/pcsRFQ
2225J4K00562KXT Image
  • Part#:2225J4K00562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 4KV X7R 2225
  • In Stock:53830
$0.577/pcsRFQ
0805J5001P00BAT Image
  • Part#:0805J5001P00BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 500V C0G/NP0 0805
  • In Stock:67780
$0.294/pcsRFQ
1206Y0630221FQT Image
  • Part#:1206Y0630221FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 1206
  • In Stock:9824
$3.81/pcsRFQ
1210Y0100220GCR Image
  • Part#:1210Y0100220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 10V C0G/NP0 1210
  • In Stock:72496
$0.293/pcsRFQ
1808Y5000272MDR Image
  • Part#:1808Y5000272MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V X7R 1808
  • In Stock:75462
$0.254/pcsRFQ
1825J0160473MXR Image
  • Part#:1825J0160473MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V X7R 1825
  • In Stock:53781
$0.61/pcsRFQ
1808Y0250273GCR Image
  • Part#:1808Y0250273GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V C0G/NP0 1808
  • In Stock:95058
$0.373/pcsRFQ
1111J3000330JQT Image
  • Part#:1111J3000330JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 300V C0G/NP0 1111
  • In Stock:62588
$0.337/pcsRFQ
0805Y0630301GQT Image
  • Part#:0805Y0630301GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 300PF 63V C0G/NP0 0805
  • In Stock:76474
$0.498/pcsRFQ
  • Part#:1206Y1K20682KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:273084
$0.081/pcsRFQ
1812J0250101JFT Image
  • Part#:1812J0250101JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 1812
  • In Stock:73569
$0.431/pcsRFQ
1808Y1K00471KXR Image
  • Part#:1808Y1K00471KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV X7R 1808
  • In Stock:185050
$0.123/pcsRFQ
1210Y0500331GFT Image
  • Part#:1210Y0500331GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1210
  • In Stock:73553
$0.446/pcsRFQ
1206Y1K01P20DFR Image
  • Part#:1206Y1K01P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 1KV C0G/NP0 1206
  • In Stock:172900
$0.124/pcsRFQ
1812Y0630101JCT Image
  • Part#:1812Y0630101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 1812
  • In Stock:63718
$0.326/pcsRFQ
1825Y0160101JCT Image
  • Part#:1825Y0160101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V C0G/NP0 1825
  • In Stock:37300
$0.915/pcsRFQ
2220J1K00471JXT Image
  • Part#:2220J1K00471JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV X7R 2220
  • In Stock:60398
$0.569/pcsRFQ
1812J5000101GFR Image
  • Part#:1812J5000101GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1812
  • In Stock:62602
$0.621/pcsRFQ
1825J6K00101FCT Image
  • Part#:1825J6K00101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 6KV C0G/NP0 1825
  • In Stock:19750
$1.51/pcsRFQ
2225Y0630392JFT Image
  • Part#:2225Y0630392JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 2225
  • In Stock:23668
$1.479/pcsRFQ
1206J3000511JQT Image
  • Part#:1206J3000511JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 510PF 300V C0G/NP0 1206
  • In Stock:67806
$0.321/pcsRFQ
1808J1K06P80CFR Image
  • Part#:1808J1K06P80CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1KV C0G/NP0 1808
  • In Stock:76899
$0.314/pcsRFQ
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