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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

1210Y0500124MER Image
  • Part#:1210Y0500124MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 1210
  • In Stock:104381
$0.216/pcsRFQ
1206Y0250120KCT Image
  • Part#:1206Y0250120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1206
  • In Stock:233403
$0.081/pcsRFQ
1812Y5000122FFR Image
  • Part#:1812Y5000122FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 1812
  • In Stock:30924
$1.071/pcsRFQ
1808Y6300222JXR Image
  • Part#:1808Y6300222JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V X7R 1808
  • In Stock:82184
$0.274/pcsRFQ
2225Y0630473KCT Image
  • Part#:2225Y0630473KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V C0G/NP0 2225
  • In Stock:27870
$1.411/pcsRFQ
2220J1000390FFR Image
  • Part#:2220J1000390FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 2220
  • In Stock:8340
$3.807/pcsRFQ
0805J0250272JCR Image
  • Part#:0805J0250272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 0805
  • In Stock:236709
$0.081/pcsRFQ
1808J1K24P70DCT Image
  • Part#:1808J1K24P70DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 1.2KV C0G/NP0 1808
  • In Stock:98049
$0.201/pcsRFQ
2220J1K00181JFT Image
  • Part#:2220J1K00181JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 2220
  • In Stock:48757
$0.69/pcsRFQ
1825Y2K00391KCR Image
  • Part#:1825Y2K00391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 2KV C0G/NP0 1825
  • In Stock:48507
$0.687/pcsRFQ
1210Y0630273MDT Image
  • Part#:1210Y0630273MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V X7R 1210
  • In Stock:102748
$0.226/pcsRFQ
0805Y5000471KDT Image
  • Part#:0805Y5000471KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V X7R 0805
  • In Stock:226736
$0.083/pcsRFQ
1206Y0630360FQT Image
  • Part#:1206Y0630360FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 63V C0G/NP0 1206
  • In Stock:13567
$2.264/pcsRFQ
1206J0500222JFR Image
  • Part#:1206J0500222JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 1206
  • In Stock:155484
$0.143/pcsRFQ
  • Part#:0805J5000101JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:371269
$0.061/pcsRFQ
  • Part#:0805Y0160682KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:260428
$0.085/pcsRFQ
1410J1000683MXTE03 Image
  • Part#:1410J1000683MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 1410
  • In Stock:74701
$0.28/pcsRFQ
2225J2K50272KXT Image
  • Part#:2225J2K50272KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 2.5KV X7R 2225
  • In Stock:41595
$0.816/pcsRFQ
1812Y2K00151KCT Image
  • Part#:1812Y2K00151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2KV C0G/NP0 1812
  • In Stock:65214
$0.292/pcsRFQ
1206Y0630222GFT Image
  • Part#:1206Y0630222GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1206
  • In Stock:80142
$0.287/pcsRFQ
  • Part#:2220Y3K00181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:20431
$1.83/pcsRFQ
1812Y0630331FAT Image
  • Part#:1812Y0630331FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 1812
  • In Stock:20584
$1.519/pcsRFQ
1812J0160394MDR Image
  • Part#:1812J0160394MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 16V X7R 1812
  • In Stock:82372
$0.428/pcsRFQ
0505Y3001P40HQT Image
  • Part#:0505Y3001P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 300V C0G/NP0 0505
  • In Stock:78376
$0.296/pcsRFQ
2225J0160105KXR Image
  • Part#:2225J0160105KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 16V X7R 2225
  • In Stock:37708
$0.867/pcsRFQ
2220Y2K00151GCT Image
  • Part#:2220Y2K00151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2KV C0G/NP0 2220
  • In Stock:31105
$1.093/pcsRFQ
1206Y0160222JXT Image
  • Part#:1206Y0160222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V X7R 1206
  • In Stock:195686
$0.098/pcsRFQ
1808J0160221JXR Image
  • Part#:1808J0160221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V X7R 1808
  • In Stock:186585
$0.114/pcsRFQ
1812JA250221FCRSY2 Image
  • Part#:1812JA250221FCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1812
  • In Stock:19167
$1.671/pcsRFQ
0805Y0250153MXR Image
  • Part#:0805Y0250153MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V X7R 0805
  • In Stock:327434
$0.061/pcsRFQ
0805Y0250392FCR Image
  • Part#:0805Y0250392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 0805
  • In Stock:63472
$0.342/pcsRFQ
0805J5000222KXT Image
  • Part#:0805J5000222KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 0805
  • In Stock:473859
$0.051/pcsRFQ
0805Y0250122MDR Image
  • Part#:0805Y0250122MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V X7R 0805
  • In Stock:265710
$0.072/pcsRFQ
2225J1000680GCR Image
  • Part#:2225J1000680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 2225
  • In Stock:27582
$1.369/pcsRFQ
1812J0630390GCR Image
  • Part#:1812J0630390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 1812
  • In Stock:89805
$0.424/pcsRFQ
1210J0504P70DCR Image
  • Part#:1210J0504P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 1210
  • In Stock:121700
$0.192/pcsRFQ
1210J1K20682JXT Image
  • Part#:1210J1K20682JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1.2KV X7R 1210
  • In Stock:106630
$0.212/pcsRFQ
1808Y0250391KDR Image
  • Part#:1808Y0250391KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V X7R 1808
  • In Stock:124479
$0.171/pcsRFQ
0603J0250271FCT Image
  • Part#:0603J0250271FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 0603
  • In Stock:105253
$0.218/pcsRFQ
0805J2000100JQT Image
  • Part#:0805J2000100JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 0805
  • In Stock:131071
$0.158/pcsRFQ
0505Y2000510FQT Image
  • Part#:0505Y2000510FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 200V C0G/NP0 0505
  • In Stock:36985
$0.93/pcsRFQ
1210Y0250183KCT Image
  • Part#:1210Y0250183KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V C0G/NP0 1210
  • In Stock:80685
$0.255/pcsRFQ
1111J6300270JQT Image
  • Part#:1111J6300270JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 630V C0G/NP0 1111
  • In Stock:63345
$0.357/pcsRFQ
2220Y0100102KCR Image
  • Part#:2220Y0100102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 10V C0G/NP0 2220
  • In Stock:48407
$0.74/pcsRFQ
1210J0250682FCR Image
  • Part#:1210J0250682FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 1210
  • In Stock:48620
$0.691/pcsRFQ
2220J1K20180GCR Image
  • Part#:2220J1K20180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.2KV C0G/NP0 2220
  • In Stock:38356
$0.846/pcsRFQ
1808Y3K00120FCT Image
  • Part#:1808Y3K00120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 3KV C0G/NP0 1808
  • In Stock:64030
$0.501/pcsRFQ
1206Y1K00151MER Image
  • Part#:1206Y1K00151MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV X7R 1206
  • In Stock:190825
$0.103/pcsRFQ
0603Y0501P00DFR Image
  • Part#:0603Y0501P00DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 50V C0G/NP0 0603
  • In Stock:291943
$0.073/pcsRFQ
1206J1K00562JXR Image
  • Part#:1206J1K00562JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV X7R 1206
  • In Stock:159817
$0.122/pcsRFQ
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