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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

0603Y2504P70DFR Image
  • Part#:0603Y2504P70DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 0603
  • In Stock:261646
$0.074/pcsRFQ
0805Y0500563JXT Image
  • Part#:0805Y0500563JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V X7R 0805
  • In Stock:217412
$0.093/pcsRFQ
0603Y5000101MXR Image
  • Part#:0603Y5000101MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V X7R 0603
  • In Stock:479547
$0.045/pcsRFQ
0603J0250121JXT Image
  • Part#:0603J0250121JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V X7R 0603
  • In Stock:366945
$0.054/pcsRFQ
1210J1K00560GCR Image
  • Part#:1210J1K00560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 1210
  • In Stock:84898
$0.227/pcsRFQ
1206J1000681MCTE03 Image
  • Part#:1206J1000681MCTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1206
  • In Stock:72267
$0.26/pcsRFQ
1206Y5000181GFR Image
  • Part#:1206Y5000181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1206
  • In Stock:105110
$0.217/pcsRFQ
1808Y0500560KCT Image
  • Part#:1808Y0500560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1808
  • In Stock:174821
$0.123/pcsRFQ
  • Part#:1808Y1K50152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:159748
$0.14/pcsRFQ
2225Y2500472FFR Image
  • Part#:2225Y2500472FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V C0G/NP0 2225
  • In Stock:5956
$5.709/pcsRFQ
1812Y0630150JFR Image
  • Part#:1812Y0630150JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 1812
  • In Stock:78206
$0.5/pcsRFQ
  • Part#:1210Y1K20561KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:137816
$0.175/pcsRFQ
1210Y0250123KXT Image
  • Part#:1210Y0250123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 1210
  • In Stock:143885
$0.152/pcsRFQ
1206Y2000151FCT Image
  • Part#:1206Y2000151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1206
  • In Stock:67294
$0.343/pcsRFQ
2220Y5000100KCT Image
  • Part#:2220Y5000100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 2220
  • In Stock:52601
$0.601/pcsRFQ
1210Y0630123GFR Image
  • Part#:1210Y0630123GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1210
  • In Stock:44552
$0.689/pcsRFQ
2220J1K20332KXT Image
  • Part#:2220J1K20332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV X7R 2220
  • In Stock:62687
$0.512/pcsRFQ
1206Y1K00391FAR Image
  • Part#:1206Y1K00391FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV C0G/NP0 1206
  • In Stock:78111
$0.504/pcsRFQ
1210Y1K20182JXT Image
  • Part#:1210Y1K20182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.2KV X7R 1210
  • In Stock:86622
$0.233/pcsRFQ
1210Y1000680KFT Image
  • Part#:1210Y1000680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 1210
  • In Stock:91179
$0.254/pcsRFQ
1206Y1000181GQT Image
  • Part#:1206Y1000181GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1206
  • In Stock:57827
$0.333/pcsRFQ
0805Y1000390KQT Image
  • Part#:0805Y1000390KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 0805
  • In Stock:143693
$0.165/pcsRFQ
1210Y0630562KAR Image
  • Part#:1210Y0630562KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1210
  • In Stock:75351
$0.29/pcsRFQ
1206J3002P20BQT Image
  • Part#:1206J3002P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 300V C0G/NP0 1206
  • In Stock:120278
$0.184/pcsRFQ
1210Y1000273KXR Image
  • Part#:1210Y1000273KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V X7R 1210
  • In Stock:149912
$0.16/pcsRFQ
1206Y0503P60CQT Image
  • Part#:1206Y0503P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 50V C0G/NP0 1206
  • In Stock:93931
$0.207/pcsRFQ
1210J0630820KCT Image
  • Part#:1210J0630820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 1210
  • In Stock:142807
$0.157/pcsRFQ
2225J0500331KFR Image
  • Part#:2225J0500331KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 2225
  • In Stock:31785
$1.101/pcsRFQ
1206J1000183JXT Image
  • Part#:1206J1000183JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V X7R 1206
  • In Stock:185239
$0.105/pcsRFQ
1825J0630102KCR Image
  • Part#:1825J0630102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1825
  • In Stock:42628
$0.702/pcsRFQ
1812Y6K00121FCT Image
  • Part#:1812Y6K00121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 6KV C0G/NP0 1812
  • In Stock:45873
$0.863/pcsRFQ
0603J1001P50DFR Image
  • Part#:0603J1001P50DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 100V C0G/NP0 0603
  • In Stock:290927
$0.071/pcsRFQ
1111Y5001P00CUT Image
  • Part#:1111Y5001P00CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 500V C0G/NP0 1111
  • In Stock:4241
 RFQ
1825J0160273JXT Image
  • Part#:1825J0160273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V X7R 1825
  • In Stock:44509
$0.787/pcsRFQ
1206Y1500620KQT Image
  • Part#:1206Y1500620KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 150V C0G/NP0 1206
  • In Stock:92963
$0.231/pcsRFQ
1808J0160222JFT Image
  • Part#:1808J0160222JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V C0G/NP0 1808
  • In Stock:113424
$0.186/pcsRFQ
1808Y2500392MXR Image
  • Part#:1808Y2500392MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V X7R 1808
  • In Stock:195671
$0.116/pcsRFQ
1206J0250101JDT Image
  • Part#:1206J0250101JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V X7R 1206
  • In Stock:167878
$0.134/pcsRFQ
1808J1K50121KCT Image
  • Part#:1808J1K50121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.5KV C0G/NP0 1808
  • In Stock:152335
$0.139/pcsRFQ
2220J5000222MDT Image
  • Part#:2220J5000222MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 2220
  • In Stock:59714
$0.577/pcsRFQ
0603J0631P30CQT Image
  • Part#:0603J0631P30CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 63V C0G/NP0 0603
  • In Stock:207182
$0.093/pcsRFQ
1825Y1000683MXT Image
  • Part#:1825Y1000683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 1825
  • In Stock:45367
$0.78/pcsRFQ
1808Y2K50152MXT Image
  • Part#:1808Y2K50152MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 2.5KV X7R 1808
  • In Stock:124753
$0.186/pcsRFQ
1825Y0250153KCR Image
  • Part#:1825Y0250153KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1825
  • In Stock:35676
$0.898/pcsRFQ
1812J2K50561KXT Image
  • Part#:1812J2K50561KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2.5KV X7R 1812
  • In Stock:82837
$0.268/pcsRFQ
1210Y2000222KDR Image
  • Part#:1210Y2000222KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V X7R 1210
  • In Stock:95415
$0.233/pcsRFQ
1111J500P600HQT Image
  • Part#:1111J500P600HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 500V C0G/NP0 1111
  • In Stock:60393
$0.5/pcsRFQ
1812J1000471GCT Image
  • Part#:1812J1000471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1812
  • In Stock:73812
$0.498/pcsRFQ
2211YA250680GCRSP Image
  • Part#:2211YA250680GCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 2211
  • In Stock:30622
$0.97/pcsRFQ
1210Y5000332KFT Image
  • Part#:1210Y5000332KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V C0G/NP0 1210
  • In Stock:81711
$0.264/pcsRFQ
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