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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

2225Y2500470KCR Image
  • Part#:2225Y2500470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 2225
  • In Stock:35447
$0.903/pcsRFQ
1206J6300183MXR Image
  • Part#:1206J6300183MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 630V X7R 1206
  • In Stock:225793
$0.086/pcsRFQ
1210Y0500272JER Image
  • Part#:1210Y0500272JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V X7R 1210
  • In Stock:91530
$0.264/pcsRFQ
1812J2000224MXT Image
  • Part#:1812J2000224MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 200V X7R 1812
  • In Stock:62733
$0.358/pcsRFQ
1206J1000121MXR Image
  • Part#:1206J1000121MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V X7R 1206
  • In Stock:283167
$0.071/pcsRFQ
0505J3000101JQT Image
  • Part#:0505J3000101JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 300V C0G/NP0 0505
  • In Stock:60166
$0.352/pcsRFQ
0805J0160102KXR Image
  • Part#:0805J0160102KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V X7R 0805
  • In Stock:406972
$0.048/pcsRFQ
0603J0160122MXT Image
  • Part#:0603J0160122MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V X7R 0603
  • In Stock:410476
$0.051/pcsRFQ
0805Y0500152MDR Image
  • Part#:0805Y0500152MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V X7R 0805
  • In Stock:282930
$0.071/pcsRFQ
1210Y0250182FCT Image
  • Part#:1210Y0250182FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 1210
  • In Stock:54023
$0.631/pcsRFQ
1206J0500333KXR Image
  • Part#:1206J0500333KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 1206
  • In Stock:267884
$0.082/pcsRFQ
2225J0250272FCT Image
  • Part#:2225J0250272FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 2225
  • In Stock:11922
$3.104/pcsRFQ
0805J0500390GAT Image
  • Part#:0805J0500390GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 0805
  • In Stock:145751
$0.145/pcsRFQ
0805Y0250102GCT Image
  • Part#:0805Y0250102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 0805
  • In Stock:203002
$0.113/pcsRFQ
1210J5006P80DFT Image
  • Part#:1210J5006P80DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 500V C0G/NP0 1210
  • In Stock:101983
$0.185/pcsRFQ
1206Y0630152JDT Image
  • Part#:1206Y0630152JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V X7R 1206
  • In Stock:142294
$0.139/pcsRFQ
0805Y2500273JXT Image
  • Part#:0805Y2500273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 0805
  • In Stock:208571
$0.102/pcsRFQ
1206J0630683JDT Image
  • Part#:1206J0630683JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V X7R 1206
  • In Stock:142391
$0.151/pcsRFQ
2225J5000564MDR Image
  • Part#:2225J5000564MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 500V X7R 2225
  • In Stock:28488
$1.309/pcsRFQ
2225Y0630275JXR Image
  • Part#:2225Y0630275JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 63V X7R 2225
  • In Stock:25680
$1.496/pcsRFQ
2220J1K00124KXT Image
  • Part#:2220J1K00124KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 1KV X7R 2220
  • In Stock:51076
$0.664/pcsRFQ
0805Y2000182JDT Image
  • Part#:0805Y2000182JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V X7R 0805
  • In Stock:181408
$0.12/pcsRFQ
1825Y0100152KCT Image
  • Part#:1825Y0100152KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 10V C0G/NP0 1825
  • In Stock:40189
$0.84/pcsRFQ
1206Y0250682JXT Image
  • Part#:1206Y0250682JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V X7R 1206
  • In Stock:213101
$0.098/pcsRFQ
1812Y0500181FFT Image
  • Part#:1812Y0500181FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 1812
  • In Stock:23114
$1.485/pcsRFQ
1808Y0500122JDT Image
  • Part#:1808Y0500122JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V X7R 1808
  • In Stock:70371
$0.274/pcsRFQ
2225Y2K50332JXR Image
  • Part#:2225Y2K50332JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 2.5KV X7R 2225
  • In Stock:26719
$1.298/pcsRFQ
1206J1K20122JXT Image
  • Part#:1206J1K20122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV X7R 1206
  • In Stock:156154
$0.148/pcsRFQ
1206J1000331FAT Image
  • Part#:1206J1000331FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 1206
  • In Stock:83285
$0.435/pcsRFQ
2220Y0250473KFT Image
  • Part#:2220Y0250473KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V C0G/NP0 2220
  • In Stock:22781
$1.541/pcsRFQ
0603Y100P900CQT Image
  • Part#:0603Y100P900CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 100V C0G/NP0 0603
  • In Stock:241500
$0.085/pcsRFQ
0805Y1K00220FCT Image
  • Part#:0805Y1K00220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 0805
  • In Stock:106147
$0.21/pcsRFQ
1808Y2000563JDR Image
  • Part#:1808Y2000563JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 200V X7R 1808
  • In Stock:91028
$0.375/pcsRFQ
2225Y2K50681MXR Image
  • Part#:2225Y2K50681MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2.5KV X7R 2225
  • In Stock:62445
$0.552/pcsRFQ
1206Y2000151MXT Image
  • Part#:1206Y2000151MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V X7R 1206
  • In Stock:258246
$0.083/pcsRFQ
2225J0500121FFT Image
  • Part#:2225J0500121FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 2225
  • In Stock:8530
$4.131/pcsRFQ
1808Y5000471KDT Image
  • Part#:1808Y5000471KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V X7R 1808
  • In Stock:100686
$0.202/pcsRFQ
1812Y2500394KDR Image
  • Part#:1812Y2500394KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 250V X7R 1812
  • In Stock:50344
$0.743/pcsRFQ
1206Y1K03P30DFT Image
  • Part#:1206Y1K03P30DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 1KV C0G/NP0 1206
  • In Stock:171972
$0.129/pcsRFQ
1808Y0630100FFT Image
  • Part#:1808Y0630100FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 1808
  • In Stock:58382
$0.644/pcsRFQ
1812J1K00391KDT Image
  • Part#:1812J1K00391KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 1812
  • In Stock:97543
$0.377/pcsRFQ
1210J0256P80BCR Image
  • Part#:1210J0256P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 25V C0G/NP0 1210
  • In Stock:62198
$0.348/pcsRFQ
1206J0500682JDT Image
  • Part#:1206J0500682JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V X7R 1206
  • In Stock:145934
$0.134/pcsRFQ
  • Part#:0805Y1000333MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:305826
$0.078/pcsRFQ
2225Y1K50182JCR Image
  • Part#:2225Y1K50182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.5KV C0G 2225
  • In Stock:34169
$0.94/pcsRFQ
1206J0632P20CFT Image
  • Part#:1206J0632P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 63V C0G/NP0 1206
  • In Stock:109192
$0.173/pcsRFQ
1206J0500330KAR Image
  • Part#:1206J0500330KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1206
  • In Stock:217876
$0.107/pcsRFQ
1812Y2000561FFT Image
  • Part#:1812Y2000561FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 1812
  • In Stock:18184
$1.694/pcsRFQ
0603J2001P00DCR Image
  • Part#:0603J2001P00DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 200V C0G/NP0 0603
  • In Stock:464465
$0.048/pcsRFQ
1808Y6300152MXR Image
  • Part#:1808Y6300152MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 630V X7R 1808
  • In Stock:107332
$0.211/pcsRFQ
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