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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

1808Y0500331FCR Image
  • Part#:1808Y0500331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1808
  • In Stock:80948
$0.37/pcsRFQ
0603Y0250683JXT Image
  • Part#:0603Y0250683JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V X7R 0603
  • In Stock:260659
$0.072/pcsRFQ
2225Y5K00391GCR Image
  • Part#:2225Y5K00391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 5KV C0G/NP0 2225
  • In Stock:36641
$0.924/pcsRFQ
1808J1000473KDR Image
  • Part#:1808J1000473KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 1808
  • In Stock:94312
$0.208/pcsRFQ
0805J0500102MXT Image
  • Part#:0805J0500102MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V X7R 0805
  • In Stock:379518
$0.051/pcsRFQ
0805Y0250121JDR Image
  • Part#:0805Y0250121JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V X7R 0805
  • In Stock:266597
$0.088/pcsRFQ
1808Y0160272KFR Image
  • Part#:1808Y0160272KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 1808
  • In Stock:120053
$0.172/pcsRFQ
1210Y2500330KCT Image
  • Part#:1210Y2500330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1210
  • In Stock:112927
$0.174/pcsRFQ
1812J2K50332KXR Image
  • Part#:1812J2K50332KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 2.5KV X7R 1812
  • In Stock:79045
$0.284/pcsRFQ
1206J1000184JXR Image
  • Part#:1206J1000184JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 100V X7R 1206
  • In Stock:147214
$0.163/pcsRFQ
1812Y2500103JDR Image
  • Part#:1812Y2500103JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 1812
  • In Stock:60016
$0.528/pcsRFQ
1808Y0160221KFR Image
  • Part#:1808Y0160221KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 1808
  • In Stock:123230
$0.167/pcsRFQ
0603J1000820GAR Image
  • Part#:0603J1000820GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 0603
  • In Stock:163743
$0.122/pcsRFQ
1812Y2K00120JCT Image
  • Part#:1812Y2K00120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2KV C0G/NP0 1812
  • In Stock:63690
$0.332/pcsRFQ
0505J2008P20BQT Image
  • Part#:0505J2008P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 200V C0G/NP0 0505
  • In Stock:61566
$0.501/pcsRFQ
1812Y2000271KFT Image
  • Part#:1812Y2000271KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 1812
  • In Stock:65936
$0.476/pcsRFQ
1812Y2K50560FCR Image
  • Part#:1812Y2K50560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2.5KV C0G/NP0 1812
  • In Stock:50827
$0.75/pcsRFQ
2225J3K00182MXR Image
  • Part#:2225J3K00182MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 3KV X7R 2225
  • In Stock:53778
$0.585/pcsRFQ
1825J6300101FCT Image
  • Part#:1825J6300101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V C0G/NP0 1825
  • In Stock:18020
$1.905/pcsRFQ
2220J0100561FCR Image
  • Part#:2220J0100561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 10V C0G/NP0 2220
  • In Stock:15125
$2.379/pcsRFQ
0805Y0500473KXT Image
  • Part#:0805Y0500473KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 0805
  • In Stock:294416
$0.074/pcsRFQ
1210Y0160683GCT Image
  • Part#:1210Y0160683GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V C0G/NP0 1210
  • In Stock:46624
$0.664/pcsRFQ
0805J0630560KAT Image
  • Part#:0805J0630560KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 0805
  • In Stock:244265
$0.081/pcsRFQ
1812Y0630120KCR Image
  • Part#:1812Y0630120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1812
  • In Stock:73418
$0.325/pcsRFQ
  • Part#:1825J2K00271JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:57436
$0.603/pcsRFQ
1210J5000180GCT Image
  • Part#:1210J5000180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1210
  • In Stock:106905
$0.211/pcsRFQ
2220Y0630564JDR Image
  • Part#:2220Y0630564JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 63V X7R 2220
  • In Stock:26628
$1.397/pcsRFQ
1812J1000183FAR Image
  • Part#:1812J1000183FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .018UF 100V C0G/NP0 1812
  • In Stock:16731
$2.087/pcsRFQ
0805J0161P80CCR Image
  • Part#:0805J0161P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 16V C0G/NP0 0805
  • In Stock:242765
$0.083/pcsRFQ
1812Y0250332GFT Image
  • Part#:1812Y0250332GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 1812
  • In Stock:45902
$0.845/pcsRFQ
1808Y0250151JXT Image
  • Part#:1808Y0250151JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V X7R 1808
  • In Stock:181495
$0.133/pcsRFQ
1206J5008P20DAT Image
  • Part#:1206J5008P20DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 500V C0G/NP0 1206
  • In Stock:172023
$0.117/pcsRFQ
1206Y5003P30BAT Image
  • Part#:1206Y5003P30BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 500V C0G/NP0 1206
  • In Stock:78271
$0.418/pcsRFQ
1808J0500330FFT Image
  • Part#:1808J0500330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1808
  • In Stock:64272
$0.574/pcsRFQ
1808J0630122JXT Image
  • Part#:1808J0630122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V X7R 1808
  • In Stock:140360
$0.171/pcsRFQ
1206J2K00101KXT Image
  • Part#:1206J2K00101KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2KV X7R 1206
  • In Stock:200084
$0.108/pcsRFQ
2220J2500334JDT Image
  • Part#:2220J2500334JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 250V X7R 2220
  • In Stock:26154
$1.294/pcsRFQ
2220Y0250184MDR Image
  • Part#:2220Y0250184MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V X7R 2220
  • In Stock:37158
$1.021/pcsRFQ
2220Y0160272GCT Image
  • Part#:2220Y0160272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 2220
  • In Stock:21825
$1.371/pcsRFQ
1210J0630181KFT Image
  • Part#:1210J0630181KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1210
  • In Stock:87327
$0.24/pcsRFQ
  • Part#:1210J0160153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:187160
$0.118/pcsRFQ
2220J0160820JFR Image
  • Part#:2220J0160820JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 2220
  • In Stock:31477
$1.062/pcsRFQ
1812J0500334MXT Image
  • Part#:1812J0500334MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 1812
  • In Stock:73312
$0.301/pcsRFQ
0603J0630470JCR Image
  • Part#:0603J0630470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 0603
  • In Stock:448400
$0.047/pcsRFQ
1210Y2500273KDR Image
  • Part#:1210Y2500273KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 1210
  • In Stock:85596
$0.27/pcsRFQ
1812Y0630103MER Image
  • Part#:1812Y0630103MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V X7R 1812
  • In Stock:80342
$0.384/pcsRFQ
1808J0250391JXT Image
  • Part#:1808J0250391JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V X7R 1808
  • In Stock:171801
$0.132/pcsRFQ
2225J2K50150KCR Image
  • Part#:2225J2K50150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2.5KV C0G/NP0 2225
  • In Stock:62909
$0.609/pcsRFQ
1825Y2000821KCT Image
  • Part#:1825Y2000821KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1825
  • In Stock:39280
$0.882/pcsRFQ
1808Y0500564MDR Image
  • Part#:1808Y0500564MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 50V X7R 1808
  • In Stock:75534
$0.272/pcsRFQ
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