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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

1206J1K00472MXT Image
  • Part#:1206J1K00472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV X7R 1206
  • In Stock:274449
$0.087/pcsRFQ
1808J0630333FCR Image
  • Part#:1808J0630333FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V C0G/NP0 1808
  • In Stock:36992
$0.942/pcsRFQ
  • Part#:2225J2000154MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:35412
$0.936/pcsRFQ
2225Y2K50272JXR Image
  • Part#:2225Y2K50272JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 2.5KV X7R 2225
  • In Stock:27840
$1.279/pcsRFQ
1808J2500680KCR Image
  • Part#:1808J2500680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 1808
  • In Stock:179609
$0.112/pcsRFQ
1812Y0500124MET Image
  • Part#:1812Y0500124MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 1812
  • In Stock:80946
$0.446/pcsRFQ
1812J1K00681FFT Image
  • Part#:1812J1K00681FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 1812
  • In Stock:26210
$1.273/pcsRFQ
1825Y0250823KXR Image
  • Part#:1825Y0250823KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 25V X7R 1825
  • In Stock:44709
$0.787/pcsRFQ
1210J0160124MDT Image
  • Part#:1210J0160124MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V X7R 1210
  • In Stock:88693
$0.223/pcsRFQ
1812Y0250330FCR Image
  • Part#:1812Y0250330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 1812
  • In Stock:37522
$0.942/pcsRFQ
0805Y0630472JCT Image
  • Part#:0805Y0630472JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 0805
  • In Stock:199701
$0.099/pcsRFQ
0805Y1501P60CQT Image
  • Part#:0805Y1501P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 150V C0G/NP0 0805
  • In Stock:133997
$0.165/pcsRFQ
1812J0100681KCR Image
  • Part#:1812J0100681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 1812
  • In Stock:87039
$0.237/pcsRFQ
0603J0635P10HQT Image
  • Part#:0603J0635P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 63V C0G/NP0 0603
  • In Stock:86990
$0.376/pcsRFQ
1111Y2500751KQT Image
  • Part#:1111Y2500751KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 750PF 250V C0G/NP0 1111
  • In Stock:68527
$0.564/pcsRFQ
0805J1K01P50BCT Image
  • Part#:0805J1K01P50BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 1KV C0G/NP0 0805
  • In Stock:93026
$0.216/pcsRFQ
1825J0630471GCT Image
  • Part#:1825J0630471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 1825
  • In Stock:25717
$1.326/pcsRFQ
1206Y6300220JCT Image
  • Part#:1206Y6300220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1206
  • In Stock:236478
$0.09/pcsRFQ
2220J6300473MXR Image
  • Part#:2220J6300473MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 630V X7R 2220
  • In Stock:65448
$0.461/pcsRFQ
0805J6300122JXT Image
  • Part#:0805J6300122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V X7R 0805
  • In Stock:226269
$0.086/pcsRFQ
2220J6300822MXT Image
  • Part#:2220J6300822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 630V X7R 2220
  • In Stock:87053
$0.429/pcsRFQ
0805Y0630151FCR Image
  • Part#:0805Y0630151FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 0805
  • In Stock:110581
$0.19/pcsRFQ
1825J1K00682GCT Image
  • Part#:1825J1K00682GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1KV C0G/NP0 1825
  • In Stock:19926
$1.602/pcsRFQ
1206J1502P70HQT Image
  • Part#:1206J1502P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 150V C0G/NP0 1206
  • In Stock:79463
$0.397/pcsRFQ
2225Y1000154MDR Image
  • Part#:2225Y1000154MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 100V X7R 2225
  • In Stock:29725
$1.099/pcsRFQ
1210Y2500823MXT Image
  • Part#:1210Y2500823MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 250V X7R 1210
  • In Stock:112292
$0.196/pcsRFQ
  • Part#:1206Y2500561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:254389
$0.084/pcsRFQ
1206J0100271FCT Image
  • Part#:1206J0100271FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V C0G/NP0 1206
  • In Stock:68375
$0.296/pcsRFQ
1210J0630222GAT Image
  • Part#:1210J0630222GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1210
  • In Stock:83300
$0.461/pcsRFQ
1210J2500101FFT Image
  • Part#:1210J2500101FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1210
  • In Stock:33716
$0.887/pcsRFQ
1206Y1K00182KXT Image
  • Part#:1206Y1K00182KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV X7R 1206
  • In Stock:205200
$0.104/pcsRFQ
1808J2500392GFR Image
  • Part#:1808J2500392GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V C0G/NP0 1808
  • In Stock:62958
$0.55/pcsRFQ
1210J5000121JCT Image
  • Part#:1210J5000121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1210
  • In Stock:175822
$0.124/pcsRFQ
0805J2500301JQT Image
  • Part#:0805J2500301JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 300PF 250V C0G/NP0 0805
  • In Stock:69910
$0.271/pcsRFQ
2225Y2000154MDT Image
  • Part#:2225Y2000154MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 2225
  • In Stock:30396
$1.17/pcsRFQ
1808J2000391JDT Image
  • Part#:1808J2000391JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V X7R 1808
  • In Stock:93370
$0.234/pcsRFQ
2225Y0160820JFT Image
  • Part#:2225Y0160820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 2225
  • In Stock:25420
$1.535/pcsRFQ
1111Y5000470JUT Image
  • Part#:1111Y5000470JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1111
  • In Stock:4458
 RFQ
0603Y1001P80CAT Image
  • Part#:0603Y1001P80CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 100V C0G/NP0 0603
  • In Stock:187151
$0.108/pcsRFQ
1111Y5000200KUT Image
  • Part#:1111Y5000200KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 500V C0G/NP0 1111
  • In Stock:5331
 RFQ
2220J0250561JFT Image
  • Part#:2220J0250561JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 2220
  • In Stock:33246
$0.985/pcsRFQ
1206Y1K00180FCR Image
  • Part#:1206Y1K00180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1206
  • In Stock:65441
$0.318/pcsRFQ
2220Y0250103KXT Image
  • Part#:2220Y0250103KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 2220
  • In Stock:46211
$0.712/pcsRFQ
1808Y2008P20DCT Image
  • Part#:1808Y2008P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 200V C0G/NP0 1808
  • In Stock:106851
$0.222/pcsRFQ
0805Y1000821JXR Image
  • Part#:0805Y1000821JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V X7R 0805
  • In Stock:321961
$0.072/pcsRFQ
1808J4K00151KXT Image
  • Part#:1808J4K00151KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 4KV X7R 1808
  • In Stock:115294
$0.173/pcsRFQ
1210Y5000681JCR Image
  • Part#:1210Y5000681JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V C0G/NP0 1210
  • In Stock:171012
$0.136/pcsRFQ
2225Y5000681FFT Image
  • Part#:2225Y5000681FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V C0G/NP0 2225
  • In Stock:9271
$3.3/pcsRFQ
1812Y6300100JAT Image
  • Part#:1812Y6300100JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 630V C0G/NP0 1812
  • In Stock:81939
$0.401/pcsRFQ
1206J1000270KCR Image
  • Part#:1206J1000270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 1206
  • In Stock:262235
$0.076/pcsRFQ
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