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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

1206Y0500562FFR Image
  • Part#:1206Y0500562FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1206
  • In Stock:55988
$0.615/pcsRFQ
2220Y6300333MXT Image
  • Part#:2220Y6300333MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 630V X7R 2220
  • In Stock:60817
$0.596/pcsRFQ
1812Y1K00681KFT Image
  • Part#:1812Y1K00681KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 1812
  • In Stock:72306
$0.472/pcsRFQ
1812Y0500822KER Image
  • Part#:1812Y0500822KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V X7R 1812
  • In Stock:87466
$0.408/pcsRFQ
2225Y0160184JDT Image
  • Part#:2225Y0160184JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 16V X7R 2225
  • In Stock:22762
$1.612/pcsRFQ
1210J0160153JCT Image
  • Part#:1210J0160153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1210
  • In Stock:92257
$0.233/pcsRFQ
2220Y0160183JCR Image
  • Part#:2220Y0160183JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V C0G/NP0 2220
  • In Stock:37063
$0.86/pcsRFQ
0603Y2500120KQT Image
  • Part#:0603Y2500120KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 0603
  • In Stock:202460
$0.112/pcsRFQ
0505Y0501P40HQT Image
  • Part#:0505Y0501P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 50V C0G/NP0 0505
  • In Stock:69822
$0.294/pcsRFQ
2220Y5000562KDR Image
  • Part#:2220Y5000562KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 2220
  • In Stock:45362
$0.713/pcsRFQ
0603Y0638P20BFT Image
  • Part#:0603Y0638P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 63V C0G/NP0 0603
  • In Stock:101016
$0.228/pcsRFQ
2225J0500155MDT Image
  • Part#:2225J0500155MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 50V X7R 2225
  • In Stock:23953
$1.271/pcsRFQ
0603J0160820FFR Image
  • Part#:0603J0160820FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 0603
  • In Stock:67777
$0.317/pcsRFQ
0603J1501P10BQT Image
  • Part#:0603J1501P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 150V C0G/NP0 0603
  • In Stock:180038
$0.105/pcsRFQ
0603Y5000681KXT Image
  • Part#:0603Y5000681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V X7R 0603
  • In Stock:494490
$0.043/pcsRFQ
2220J0630390FCT Image
  • Part#:2220J0630390FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 2220
  • In Stock:14755
$2.538/pcsRFQ
0603Y2000330FAT Image
  • Part#:0603Y2000330FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 0603
  • In Stock:76008
$0.282/pcsRFQ
1206Y0630473MXT Image
  • Part#:1206Y0630473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 1206
  • In Stock:268828
$0.086/pcsRFQ
0805J0250392JCR Image
  • Part#:0805J0250392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 0805
  • In Stock:197721
$0.096/pcsRFQ
1808J3K00330FCR Image
  • Part#:1808J3K00330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 3KV C0G/NP0 1808
  • In Stock:83172
$0.418/pcsRFQ
1808Y0250472GFR Image
  • Part#:1808Y0250472GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1808
  • In Stock:82573
$0.292/pcsRFQ
1812J0250333JFR Image
  • Part#:1812J0250333JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V C0G/NP0 1812
  • In Stock:61659
$0.593/pcsRFQ
1812Y1000124KXT Image
  • Part#:1812Y1000124KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 100V X7R 1812
  • In Stock:64027
$0.321/pcsRFQ
1808J0160221MXR Image
  • Part#:1808J0160221MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V X7R 1808
  • In Stock:216328
$0.111/pcsRFQ
1210J0500392JFT Image
  • Part#:1210J0500392JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 1210
  • In Stock:76738
$0.277/pcsRFQ
1210J0100102MXR Image
  • Part#:1210J0100102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 10V X7R 1210
  • In Stock:149150
$0.139/pcsRFQ
1812Y0500683MDT Image
  • Part#:1812Y0500683MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V X7R 1812
  • In Stock:87697
$0.424/pcsRFQ
2220J5000121FCR Image
  • Part#:2220J5000121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 2220
  • In Stock:19671
$1.98/pcsRFQ
0505Y0502P40BQT Image
  • Part#:0505Y0502P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 50V C0G/NP0 0505
  • In Stock:77664
$0.245/pcsRFQ
1808J1000151JXR Image
  • Part#:1808J1000151JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V X7R 1808
  • In Stock:139636
$0.145/pcsRFQ
1210Y5000182GAR Image
  • Part#:1210Y5000182GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V C0G/NP0 1210
  • In Stock:103924
$0.375/pcsRFQ
1808Y5K00560FCR Image
  • Part#:1808Y5K00560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 5KV C0G/NP0 1808
  • In Stock:71305
$0.545/pcsRFQ
1812J1000272JFR Image
  • Part#:1812J1000272JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1812
  • In Stock:77804
$0.427/pcsRFQ
  • Part#:1808Y2000270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:183906
$0.103/pcsRFQ
1812Y0160392FCR Image
  • Part#:1812Y0160392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 1812
  • In Stock:32133
$1.029/pcsRFQ
1808J0250821MXR Image
  • Part#:1808J0250821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V X7R 1808
  • In Stock:180501
$0.115/pcsRFQ
1206J2K00821JXT Image
  • Part#:1206J2K00821JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2KV X7R 1206
  • In Stock:186467
$0.105/pcsRFQ
0805Y0500220KQT Image
  • Part#:0805Y0500220KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 0805
  • In Stock:135661
$0.158/pcsRFQ
1812J1000562FAT Image
  • Part#:1812J1000562FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1812
  • In Stock:19723
$1.637/pcsRFQ
0805Y0500184JDT Image
  • Part#:0805Y0500184JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 0805
  • In Stock:145837
$0.155/pcsRFQ
0805J2503P00DUT Image
  • Part#:0805J2503P00DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 250V C0G/NP0 0805
  • In Stock:111417
$0.171/pcsRFQ
2225Y2500181KCR Image
  • Part#:2225Y2500181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 2225
  • In Stock:41486
$0.891/pcsRFQ
1812Y6K00121JCT Image
  • Part#:1812Y6K00121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 6KV C0G/NP0 1812
  • In Stock:77904
$0.295/pcsRFQ
1808J0100682JCT Image
  • Part#:1808J0100682JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 10V C0G/NP0 1808
  • In Stock:153361
$0.151/pcsRFQ
0805Y0504P00CQT Image
  • Part#:0805Y0504P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 50V C0G/NP0 0805
  • In Stock:125871
$0.154/pcsRFQ
1210Y2500821FCR Image
  • Part#:1210Y2500821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1210
  • In Stock:50303
$0.615/pcsRFQ
0505J0639P10CQT Image
  • Part#:0505J0639P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 63V C0G/NP0 0505
  • In Stock:71373
$0.275/pcsRFQ
1210Y0160120KCT Image
  • Part#:1210Y0160120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 1210
  • In Stock:135586
$0.163/pcsRFQ
2220J0250103GFR Image
  • Part#:2220J0250103GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V C0G/NP0 2220
  • In Stock:20958
$1.869/pcsRFQ
0603Y0250681KXR Image
  • Part#:0603Y0250681KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V X7R 0603
  • In Stock:517252
$0.045/pcsRFQ
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