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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

1210Y1K00332JDT Image
  • Part#:1210Y1K00332JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV X7R 1210
  • In Stock:68309
$0.279/pcsRFQ
0805Y3000201JQT Image
  • Part#:0805Y3000201JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 200PF 300V C0G/NP0 0805
  • In Stock:96900
$0.221/pcsRFQ
2225Y2K00333KXR Image
  • Part#:2225Y2K00333KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 2KV X7R 2225
  • In Stock:26185
$1.234/pcsRFQ
1210Y2000120KFT Image
  • Part#:1210Y2000120KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1210
  • In Stock:73306
$0.265/pcsRFQ
2225J5000121FCT Image
  • Part#:2225J5000121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 2225
  • In Stock:14706
$2.033/pcsRFQ
0805Y1000681KAR Image
  • Part#:0805Y1000681KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 0805
  • In Stock:231474
$0.099/pcsRFQ
0603Y0100271JXR Image
  • Part#:0603Y0100271JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V X7R 0603
  • In Stock:436799
$0.053/pcsRFQ
1206Y0250392GFR Image
  • Part#:1206Y0250392GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1206
  • In Stock:66504
$0.311/pcsRFQ
  • Part#:1206Y5000221JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:193239
$0.101/pcsRFQ
1812J2000472KDT Image
  • Part#:1812J2000472KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 1812
  • In Stock:104141
$0.373/pcsRFQ
1808Y2000392KFR Image
  • Part#:1808Y2000392KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V C0G/NP0 1808
  • In Stock:71243
$0.328/pcsRFQ
1206J0250102GCT Image
  • Part#:1206J0250102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 1206
  • In Stock:134134
$0.166/pcsRFQ
2225J0630154MXT Image
  • Part#:2225J0630154MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V X7R 2225
  • In Stock:40435
$0.755/pcsRFQ
1210Y0160564KDR Image
  • Part#:1210Y0160564KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 16V X7R 1210
  • In Stock:90796
$0.361/pcsRFQ
1206Y5000122JAR Image
  • Part#:1206Y5000122JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 1206
  • In Stock:138474
$0.163/pcsRFQ
1206J1K50470GCR Image
  • Part#:1206J1K50470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.5KV C0G/NP0 1206
  • In Stock:159217
$0.142/pcsRFQ
1206Y2501P60DQT Image
  • Part#:1206Y2501P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 250V C0G/NP0 1206
  • In Stock:126935
$0.175/pcsRFQ
1210Y0250564JXT Image
  • Part#:1210Y0250564JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 25V X7R 1210
  • In Stock:66233
$0.325/pcsRFQ
  • Part#:2225Y0250334MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:50991
$0.687/pcsRFQ
1206Y0250103KDR Image
  • Part#:1206Y0250103KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 1206
  • In Stock:193959
$0.109/pcsRFQ
0805Y0505P60BAR Image
  • Part#:0805Y0505P60BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 0805
  • In Stock:73709
$0.261/pcsRFQ
0805Y1000223JDT Image
  • Part#:0805Y1000223JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 0805
  • In Stock:156633
$0.125/pcsRFQ
1812Y1000102JCR Image
  • Part#:1812Y1000102JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 1812
  • In Stock:73315
$0.3/pcsRFQ
0805Y0632P10BQT Image
  • Part#:0805Y0632P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 63V C0G/NP0 0805
  • In Stock:130751
$0.153/pcsRFQ
2225J2K00223KXR Image
  • Part#:2225J2K00223KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 2KV X7R 2225
  • In Stock:34693
$0.988/pcsRFQ
0603Y0506P80CFT Image
  • Part#:0603Y0506P80CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 0603
  • In Stock:224794
$0.105/pcsRFQ
1812J5K00680JCT Image
  • Part#:1812J5K00680JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 5KV C0G/NP0 1812
  • In Stock:71333
$0.264/pcsRFQ
0805Y2500331FCT Image
  • Part#:0805Y2500331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 0805
  • In Stock:74107
$0.267/pcsRFQ
2225Y0500220FFR Image
  • Part#:2225Y0500220FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 2225
  • In Stock:6989
$4.548/pcsRFQ
1111J1501P30DQT Image
  • Part#:1111J1501P30DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 150V C0G/NP0 1111
  • In Stock:70417
$0.279/pcsRFQ
1808J3K00151GCR Image
  • Part#:1808J3K00151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 3KV C0G/NP0 1808
  • In Stock:62054
$0.33/pcsRFQ
0805Y0630152MDT Image
  • Part#:0805Y0630152MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V X7R 0805
  • In Stock:290590
$0.08/pcsRFQ
1210J6300152MXR Image
  • Part#:1210J6300152MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 630V X7R 1210
  • In Stock:180940
$0.11/pcsRFQ
1210J0500391KFR Image
  • Part#:1210J0500391KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 1210
  • In Stock:105032
$0.227/pcsRFQ
1206Y0250392KFR Image
  • Part#:1206Y0250392KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1206
  • In Stock:144478
$0.163/pcsRFQ
2225J0630125MDT Image
  • Part#:2225J0630125MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 63V X7R 2225
  • In Stock:26395
$1.29/pcsRFQ
1206Y1000681FCR Image
  • Part#:1206Y1000681FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1206
  • In Stock:67152
$0.312/pcsRFQ
1808Y0500121JDT Image
  • Part#:1808Y0500121JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V X7R 1808
  • In Stock:102790
$0.19/pcsRFQ
2220Y0500560KCR Image
  • Part#:2220Y0500560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 2220
  • In Stock:48686
$0.756/pcsRFQ
1111J6301P50BQT Image
  • Part#:1111J6301P50BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 630V C0G/NP0 1111
  • In Stock:77201
$0.307/pcsRFQ
2225Y2K50561JXT Image
  • Part#:2225Y2K50561JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2.5KV X7R 2225
  • In Stock:44584
$0.853/pcsRFQ
0603Y0250562JXR Image
  • Part#:0603Y0250562JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V X7R 0603
  • In Stock:396534
$0.053/pcsRFQ
  • Part#:0805J0500273MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 0805
  • In Stock:395573
$0.055/pcsRFQ
0603J0252P70BCR Image
  • Part#:0603J0252P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 25V C0G/NP0 0603
  • In Stock:182944
$0.111/pcsRFQ
1812J4K00151JCT Image
  • Part#:1812J4K00151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 4KV C0G/NP0 1812
  • In Stock:77227
$0.266/pcsRFQ
1825Y5000562GCR Image
  • Part#:1825Y5000562GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V C0G/NP0 1825
  • In Stock:33244
$1.188/pcsRFQ
1210Y0250125JDT Image
  • Part#:1210Y0250125JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 25V X7R 1210
  • In Stock:62620
$0.587/pcsRFQ
2220J0250104FCT Image
  • Part#:2220J0250104FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V C0G/NP0 2220
  • In Stock:9348
$3.849/pcsRFQ
1206Y2003P30DFT Image
  • Part#:1206Y2003P30DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 200V C0G/NP0 1206
  • In Stock:208619
$0.112/pcsRFQ
0805Y0630332MXR Image
  • Part#:0805Y0630332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V X7R 0805
  • In Stock:434319
$0.052/pcsRFQ
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