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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

2220Y0160331JCT Image
  • Part#:2220Y0160331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 2220
  • In Stock:38385
$0.945/pcsRFQ
1808J5000392JXR Image
  • Part#:1808J5000392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V X7R 1808
  • In Stock:147603
$0.144/pcsRFQ
0805J5005P60CAR Image
  • Part#:0805J5005P60CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 0805
  • In Stock:175887
$0.121/pcsRFQ
2220Y2500101KCR Image
  • Part#:2220Y2500101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 2220
  • In Stock:37788
$0.819/pcsRFQ
0805Y0630682KDT Image
  • Part#:0805Y0630682KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V X7R 0805
  • In Stock:248391
$0.084/pcsRFQ
1808J0500102JXT Image
  • Part#:1808J0500102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V X7R 1808
  • In Stock:133558
$0.172/pcsRFQ
0805Y1K04P70DCR Image
  • Part#:0805Y1K04P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 1KV C0G/NP0 0805
  • In Stock:441382
$0.049/pcsRFQ
1812Y0160273JDR Image
  • Part#:1812Y0160273JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V X7R 1812
  • In Stock:67080
$0.507/pcsRFQ
2225J0250475JXT Image
  • Part#:2225J0250475JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7UF 25V X7R 2225
  • In Stock:19994
$1.502/pcsRFQ
1206Y0160390JFR Image
  • Part#:1206Y0160390JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 1206
  • In Stock:195469
$0.117/pcsRFQ
1206J2500103KDT Image
  • Part#:1206J2500103KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 1206
  • In Stock:162122
$0.131/pcsRFQ
0603J0500221KAR Image
  • Part#:0603J0500221KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 0603
  • In Stock:280430
$0.075/pcsRFQ
1812J6300151JAT Image
  • Part#:1812J6300151JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 1812
  • In Stock:98017
$0.369/pcsRFQ
1206J0250273KCR Image
  • Part#:1206J0250273KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V C0G/NP0 1206
  • In Stock:123645
$0.176/pcsRFQ
2220J2500153FCT Image
  • Part#:2220J2500153FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V C0G 2220
  • In Stock:12127
$3.13/pcsRFQ
  • Part#:1812J2K00270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:50062
$0.759/pcsRFQ
1111Y3005P10CQT Image
  • Part#:1111Y3005P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 300V C0G/NP0 1111
  • In Stock:66661
$0.306/pcsRFQ
1812YA250821MXRPY2 Image
  • Part#:1812YA250821MXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1812
  • In Stock:70147
$0.465/pcsRFQ
0805Y5000221FFR Image
  • Part#:0805Y5000221FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 0805
  • In Stock:62551
$0.334/pcsRFQ
2220Y1K50120FCR Image
  • Part#:2220Y1K50120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.5KV C0G/NP0 2220
  • In Stock:19630
$1.735/pcsRFQ
1210Y0630271FFT Image
  • Part#:1210Y0630271FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 1210
  • In Stock:41741
$0.885/pcsRFQ
1808Y6300122FCR Image
  • Part#:1808Y6300122FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V C0G/NP0 1808
  • In Stock:47967
$0.639/pcsRFQ
1812J2K00221KXT Image
  • Part#:1812J2K00221KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2KV X7R 1812
  • In Stock:83794
$0.274/pcsRFQ
1206J1K20181MXT Image
  • Part#:1206J1K20181MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.2KV X7R 1206
  • In Stock:334908
$0.07/pcsRFQ
2220Y1000394KXT Image
  • Part#:2220Y1000394KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 100V X7R 2220
  • In Stock:37378
$0.82/pcsRFQ
0805J2000272JDR Image
  • Part#:0805J2000272JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V X7R 0805
  • In Stock:193535
$0.107/pcsRFQ
2220Y0500120GFR Image
  • Part#:2220Y0500120GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 2220
  • In Stock:16758
$2.079/pcsRFQ
0805J2500910KQT Image
  • Part#:0805J2500910KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 250V C0G/NP0 0805
  • In Stock:93945
$0.205/pcsRFQ
1206Y0630823JDT Image
  • Part#:1206Y0630823JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V X7R 1206
  • In Stock:127003
$0.161/pcsRFQ
0805Y0252P70DFR Image
  • Part#:0805Y0252P70DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 25V C0G/NP0 0805
  • In Stock:278353
$0.079/pcsRFQ
0603J016P680DFT Image
  • Part#:0603J016P680DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 16V C0G/NP0 0603
  • In Stock:252361
$0.09/pcsRFQ
2225J0500473MDT Image
  • Part#:2225J0500473MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 2225
  • In Stock:32091
$0.938/pcsRFQ
0603Y2000182JXT Image
  • Part#:0603Y2000182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V X7R 0603
  • In Stock:390009
$0.057/pcsRFQ
1812J0250123MXT Image
  • Part#:1812J0250123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 1812
  • In Stock:75846
$0.271/pcsRFQ
1808J1000103GCR Image
  • Part#:1808J1000103GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V C0G 1808
  • In Stock:62339
$0.342/pcsRFQ
0603Y3000100FQT Image
  • Part#:0603Y3000100FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 300V C0G/NP0 0603
  • In Stock:63389
$0.314/pcsRFQ
1825J4K00391GCT Image
  • Part#:1825J4K00391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 4KV C0G/NP0 1825
  • In Stock:59628
$0.63/pcsRFQ
1825Y1000680KCT Image
  • Part#:1825Y1000680KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 1825
  • In Stock:41935
$0.844/pcsRFQ
1206J0630240GQT Image
  • Part#:1206J0630240GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 63V C0G/NP0 1206
  • In Stock:71586
$0.263/pcsRFQ
1210J2000562JDT Image
  • Part#:1210J2000562JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V X7R 1210
  • In Stock:66609
$0.296/pcsRFQ
1825J0630270GCR Image
  • Part#:1825J0630270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1825
  • In Stock:25913
$1.375/pcsRFQ
2225Y0160332KFR Image
  • Part#:2225Y0160332KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 2225
  • In Stock:22515
$1.341/pcsRFQ
1206J0108P20BCR Image
  • Part#:1206J0108P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 10V C0G/NP0 1206
  • In Stock:81732
$0.241/pcsRFQ
2225Y1K00821JDT Image
  • Part#:2225Y1K00821JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV X7R 2225
  • In Stock:27564
$1.318/pcsRFQ
1206J2000821JAR Image
  • Part#:1206J2000821JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1206
  • In Stock:165243
$0.146/pcsRFQ
2225J1000683JFR Image
  • Part#:2225J1000683JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V C0G 2225
  • In Stock:15978
$2.368/pcsRFQ
1808J3K00471JXT Image
  • Part#:1808J3K00471JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 3KV X7R 1808
  • In Stock:110876
$0.196/pcsRFQ
1812Y1000152KCR Image
  • Part#:1812Y1000152KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1812
  • In Stock:81399
$0.283/pcsRFQ
1206J1000271KXT Image
  • Part#:1206J1000271KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V X7R 1206
  • In Stock:268728
$0.081/pcsRFQ
1812J0500393MXR Image
  • Part#:1812J0500393MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V X7R 1812
  • In Stock:92659
$0.242/pcsRFQ
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