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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

2225Y0160562FCR Image
  • Part#:2225Y0160562FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V C0G/NP0 2225
  • In Stock:9848
$3.39/pcsRFQ
2225Y1K20683KXT Image
  • Part#:2225Y1K20683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 1.2KV X7R 2225
  • In Stock:25292
$1.183/pcsRFQ
2220J2500103MXR Image
  • Part#:2220J2500103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 2220
  • In Stock:56414
$0.571/pcsRFQ
1812Y1K00820KAT Image
  • Part#:1812Y1K00820KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 1812
  • In Stock:92131
$0.401/pcsRFQ
1210J5000151GAT Image
  • Part#:1210J5000151GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1210
  • In Stock:73910
$0.306/pcsRFQ
0603Y0252P20BFR Image
  • Part#:0603Y0252P20BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 25V C0G/NP0 0603
  • In Stock:117491
$0.169/pcsRFQ
2225Y5000274JDT Image
  • Part#:2225Y5000274JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 500V X7R 2225
  • In Stock:16197
$1.881/pcsRFQ
0603Y2500100KCR Image
  • Part#:0603Y2500100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 0603
  • In Stock:478199
$0.05/pcsRFQ
2220J1000820KFT Image
  • Part#:2220J1000820KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 2220
  • In Stock:32932
$0.972/pcsRFQ
1210J2500470FCR Image
  • Part#:1210J2500470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1210
  • In Stock:53014
$0.573/pcsRFQ
1206J1K00330KCR Image
  • Part#:1206J1K00330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 1206
  • In Stock:233440
$0.085/pcsRFQ
0603Y2000471MDT Image
  • Part#:0603Y2000471MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V X7R 0603
  • In Stock:388795
$0.062/pcsRFQ
0805J2503P60HUT Image
  • Part#:0805J2503P60HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 250V C0G/NP0 0805
  • In Stock:71179
$0.461/pcsRFQ
1812J0500822GAR Image
  • Part#:1812J0500822GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 1812
  • In Stock:45839
$0.785/pcsRFQ
0603J5000121JXR Image
  • Part#:0603J5000121JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V X7R 0603
  • In Stock:433452
$0.05/pcsRFQ
0805Y0638P20HQT Image
  • Part#:0805Y0638P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 63V C0G/NP0 0805
  • In Stock:53805
$0.672/pcsRFQ
0505J1500510JQT Image
  • Part#:0505J1500510JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 150V C0G/NP0 0505
  • In Stock:104101
$0.19/pcsRFQ
2225J2500333KDT Image
  • Part#:2225J2500333KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 2225
  • In Stock:39727
$0.973/pcsRFQ
2220Y0250680GCR Image
  • Part#:2220Y0250680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 2220
  • In Stock:25451
$1.41/pcsRFQ
1206J1000472FCT Image
  • Part#:1206J1000472FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1206
  • In Stock:66240
$0.551/pcsRFQ
1808J2008P20CFR Image
  • Part#:1808J2008P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 200V C0G/NP0 1808
  • In Stock:67358
$0.316/pcsRFQ
2225J5000103JCR Image
  • Part#:2225J5000103JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V C0G 2225
  • In Stock:31466
$1.079/pcsRFQ
2220Y1K00681MXT Image
  • Part#:2220Y1K00681MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV X7R 2220
  • In Stock:61664
$0.504/pcsRFQ
0805Y5000270FCR Image
  • Part#:0805Y5000270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 0805
  • In Stock:118553
$0.175/pcsRFQ
1808J1000473JXR Image
  • Part#:1808J1000473JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 1808
  • In Stock:126120
$0.177/pcsRFQ
1812Y0250563GCT Image
  • Part#:1812Y0250563GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V C0G/NP0 1812
  • In Stock:30918
$1.02/pcsRFQ
1210Y6300121KCT Image
  • Part#:1210Y6300121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V C0G/NP0 1210
  • In Stock:164873
$0.118/pcsRFQ
1812Y1000682KET Image
  • Part#:1812Y1000682KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V X7R 1812
  • In Stock:70872
$0.44/pcsRFQ
2225Y0500224KXR Image
  • Part#:2225Y0500224KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V X7R 2225
  • In Stock:43626
$0.856/pcsRFQ
1206J1K50270GCT Image
  • Part#:1206J1K50270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.5KV C0G/NP0 1206
  • In Stock:153727
$0.149/pcsRFQ
1111J2500330GQT Image
  • Part#:1111J2500330GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1111
  • In Stock:59702
$0.587/pcsRFQ
2225Y4K00390KCR Image
  • Part#:2225Y4K00390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 4KV C0G/NP0 2225
  • In Stock:94011
$0.388/pcsRFQ
1812Y0250220JFR Image
  • Part#:1812Y0250220JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 1812
  • In Stock:75121
$0.427/pcsRFQ
1206Y5000331KAR Image
  • Part#:1206Y5000331KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 1206
  • In Stock:180134
$0.123/pcsRFQ
2225Y0160821KFR Image
  • Part#:2225Y0160821KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 2225
  • In Stock:25928
$1.327/pcsRFQ
1808J1K00473KXT Image
  • Part#:1808J1K00473KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 1KV X7R 1808
  • In Stock:103774
$0.228/pcsRFQ
0505Y0630240FQT Image
  • Part#:0505Y0630240FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 63V C0G/NP0 0505
  • In Stock:32836
$0.949/pcsRFQ
1808J1000124KXR Image
  • Part#:1808J1000124KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 100V X7R 1808
  • In Stock:136443
$0.146/pcsRFQ
1825J1K50122KXT Image
  • Part#:1825J1K50122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.5KV X7R 1825
  • In Stock:77415
$0.504/pcsRFQ
1825J2000272GCR Image
  • Part#:1825J2000272GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 1825
  • In Stock:23533
$1.433/pcsRFQ
0603Y0250331GFT Image
  • Part#:0603Y0250331GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 0603
  • In Stock:129126
$0.171/pcsRFQ
2225Y1000151KFT Image
  • Part#:2225Y1000151KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 2225
  • In Stock:28028
$1.306/pcsRFQ
1812YA250220KCTSY2 Image
  • Part#:1812YA250220KCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1812
  • In Stock:57874
$0.351/pcsRFQ
2225Y0630183JCR Image
  • Part#:2225Y0630183JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 2225
  • In Stock:28673
$1.057/pcsRFQ
2225Y0160334KDT Image
  • Part#:2225Y0160334KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 16V X7R 2225
  • In Stock:23324
$1.329/pcsRFQ
1812J0250334KXR Image
  • Part#:1812J0250334KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 1812
  • In Stock:71108
$0.292/pcsRFQ
1808Y2K00271FCR Image
  • Part#:1808Y2K00271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2KV C0G/NP0 1808
  • In Stock:43077
$0.709/pcsRFQ
2220J0630120KCT Image
  • Part#:2220J0630120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 2220
  • In Stock:50308
$0.682/pcsRFQ
1210J2000391KFR Image
  • Part#:1210J2000391KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1210
  • In Stock:79108
$0.243/pcsRFQ
2220J1K00471KFT Image
  • Part#:2220J1K00471KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV C0G/NP0 2220
  • In Stock:48702
$0.76/pcsRFQ
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