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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

0603Y0250473MXR Image
  • Part#:0603Y0250473MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 0603
  • In Stock:468940
$0.049/pcsRFQ
2220Y2500150GCR Image
  • Part#:2220Y2500150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 2220
  • In Stock:20792
$1.51/pcsRFQ
1825J1000823KXR Image
  • Part#:1825J1000823KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 100V X7R 1825
  • In Stock:57517
$0.68/pcsRFQ
1111Y6305P60DQT Image
  • Part#:1111Y6305P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 630V C0G/NP0 1111
  • In Stock:76553
$0.302/pcsRFQ
1808J0500183GFR Image
  • Part#:1808J0500183GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V C0G/NP0 1808
  • In Stock:74904
$0.525/pcsRFQ
2220J0250563JCT Image
  • Part#:2220J0250563JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V C0G/NP0 2220
  • In Stock:31491
$0.986/pcsRFQ
1825Y2K50821JXT Image
  • Part#:1825Y2K50821JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV X7R 1825
  • In Stock:51874
$0.762/pcsRFQ
1210J0160153FCR Image
  • Part#:1210J0160153FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1210
  • In Stock:44145
$0.758/pcsRFQ
1206J2500391JFT Image
  • Part#:1206J2500391JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1206
  • In Stock:151760
$0.149/pcsRFQ
1206Y1K00820JQT Image
  • Part#:1206Y1K00820JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 1206
  • In Stock:92353
$0.261/pcsRFQ
1210Y1000681KAT Image
  • Part#:1210Y1000681KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1210
  • In Stock:78175
$0.245/pcsRFQ
1206J1000101GFR Image
  • Part#:1206J1000101GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1206
  • In Stock:108215
$0.196/pcsRFQ
1812J0500123KDR Image
  • Part#:1812J0500123KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V X7R 1812
  • In Stock:58591
$0.358/pcsRFQ
1206Y0500223MDT Image
  • Part#:1206Y0500223MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1206
  • In Stock:176087
$0.112/pcsRFQ
1206Y1K00332MDR Image
  • Part#:1206Y1K00332MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV X7R 1206
  • In Stock:147955
$0.129/pcsRFQ
  • Part#:1206Y1K20180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:265445
$0.08/pcsRFQ
1812J1000682MXRE03 Image
  • Part#:1812J1000682MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V X7R 1812
  • In Stock:68569
$0.575/pcsRFQ
1808J2000390MDT Image
  • Part#:1808J2000390MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V X7R 1808
  • In Stock:117498
$0.176/pcsRFQ
1808J5000150JDR Image
  • Part#:1808J5000150JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V X7R 1808
  • In Stock:87909
$0.216/pcsRFQ
1825J2500151JCT Image
  • Part#:1825J2500151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1825
  • In Stock:42050
$0.822/pcsRFQ
2225J5000221FFT Image
  • Part#:2225J5000221FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 2225
  • In Stock:13176
$2.948/pcsRFQ
1825Y2000181FCT Image
  • Part#:1825Y2000181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1825
  • In Stock:9221
$3.32/pcsRFQ
0805Y0630823JXR Image
  • Part#:0805Y0630823JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V X7R 0805
  • In Stock:250072
$0.095/pcsRFQ
1210J2000101JAT Image
  • Part#:1210J2000101JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 1210
  • In Stock:84391
$0.267/pcsRFQ
1206Y2000151GFT Image
  • Part#:1206Y2000151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1206
  • In Stock:83433
$0.272/pcsRFQ
1111Y2K05P60BQT Image
  • Part#:1111Y2K05P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 2000V C0G/NP0 1111
  • In Stock:55467
$0.607/pcsRFQ
2220Y1K50820GCR Image
  • Part#:2220Y1K50820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.5KV C0G/NP0 2220
  • In Stock:37219
$0.946/pcsRFQ
1812J2000122FFR Image
  • Part#:1812J2000122FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V C0G/NP0 1812
  • In Stock:26745
$1.449/pcsRFQ
1210Y1000274KET Image
  • Part#:1210Y1000274KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 100V X7R 1210
  • In Stock:105184
$0.359/pcsRFQ
1812J1K00182GAR Image
  • Part#:1812J1K00182GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV C0G/NP0 1812
  • In Stock:49256
$0.792/pcsRFQ
1808Y0250563JDT Image
  • Part#:1808Y0250563JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1808
  • In Stock:82308
$0.275/pcsRFQ
0805J1000471FAR Image
  • Part#:0805J1000471FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 0805
  • In Stock:66139
$0.291/pcsRFQ
1111Y1500182GQT Image
  • Part#:1111Y1500182GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 150V C0G/NP0 1111
  • In Stock:27374
$1.334/pcsRFQ
1206Y0500681KCR Image
  • Part#:1206Y0500681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1206
  • In Stock:236067
$0.088/pcsRFQ
2225J2K00180GCR Image
  • Part#:2225J2K00180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2KV C0G/NP0 2225
  • In Stock:24265
$1.257/pcsRFQ
1111Y3000331GQT Image
  • Part#:1111Y3000331GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 300V C0G/NP0 1111
  • In Stock:49241
$0.763/pcsRFQ
0805Y0500100JFR Image
  • Part#:0805Y0500100JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 0805
  • In Stock:285826
$0.076/pcsRFQ
1808J0160391JDR Image
  • Part#:1808J0160391JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V X7R 1808
  • In Stock:111878
$0.174/pcsRFQ
1808Y1K50560FCT Image
  • Part#:1808Y1K50560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1.5KV C0G/NP0 1808
  • In Stock:75561
$0.507/pcsRFQ
1825Y0160224KXT Image
  • Part#:1825Y0160224KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 16V X7R 1825
  • In Stock:44366
$0.812/pcsRFQ
2220J2K00680FCT Image
  • Part#:2220J2K00680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2KV C0G/NP0 2220
  • In Stock:16853
$1.783/pcsRFQ
1808YA250560FCRPY2 Image
  • Part#:1808YA250560FCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 1808
  • In Stock:29396
$1.132/pcsRFQ
0603Y0160222KCR Image
  • Part#:0603Y0160222KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V C0G/NP0 0603
  • In Stock:341825
$0.07/pcsRFQ
1206J1000470KCR Image
  • Part#:1206J1000470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 1206
  • In Stock:269131
$0.076/pcsRFQ
2225J1K00272KDR Image
  • Part#:2225J1K00272KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1KV X7R 2225
  • In Stock:43166
$0.861/pcsRFQ
  • Part#:0603J150P100BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.10PF 150V C0G/NP0 0603
  • In Stock:292657
$0.075/pcsRFQ
2225Y0630470JFR Image
  • Part#:2225Y0630470JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 2225
  • In Stock:23680
$1.335/pcsRFQ
1825Y0500470KCT Image
  • Part#:1825Y0500470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1825
  • In Stock:35726
$0.869/pcsRFQ
0505Y3001P80BQT Image
  • Part#:0505Y3001P80BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 300V C0G/NP0 0505
  • In Stock:99922
$0.196/pcsRFQ
1210Y5000683KDT Image
  • Part#:1210Y5000683KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 500V X7R 1210
  • In Stock:89142
$0.256/pcsRFQ
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