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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

1206J0100182JXR Image
  • Part#:1206J0100182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 10V X7R 1206
  • In Stock:253900
$0.087/pcsRFQ
0805Y1000471MET Image
  • Part#:0805Y1000471MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V X7R 0805
  • In Stock:262476
$0.086/pcsRFQ
1206Y1K50121GCR Image
  • Part#:1206Y1K50121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.5KV C0G/NP0 1206
  • In Stock:131173
$0.184/pcsRFQ
1210Y2000332MDR Image
  • Part#:1210Y2000332MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V X7R 1210
  • In Stock:96953
$0.221/pcsRFQ
2220Y0630103FFR Image
  • Part#:2220Y0630103FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V C0G/NP0 2220
  • In Stock:8378
$4.12/pcsRFQ
0805J1000180GQT Image
  • Part#:0805J1000180GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 0805
  • In Stock:68885
$0.331/pcsRFQ
1210Y2500470JFR Image
  • Part#:1210Y2500470JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1210
  • In Stock:77982
$0.259/pcsRFQ
1812Y1K00181GAR Image
  • Part#:1812Y1K00181GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 1812
  • In Stock:44556
$0.714/pcsRFQ
1812J1K00391JAR Image
  • Part#:1812J1K00391JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV C0G/NP0 1812
  • In Stock:87829
$0.424/pcsRFQ
1808J2K00102JXR Image
  • Part#:1808J2K00102JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2KV X7R 1808
  • In Stock:111364
$0.172/pcsRFQ
2220J0160271FCT Image
  • Part#:2220J0160271FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 2220
  • In Stock:14044
$2.805/pcsRFQ
1206Y2000272MXR Image
  • Part#:1206Y2000272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V X7R 1206
  • In Stock:317354
$0.076/pcsRFQ
1825Y2K50221FCT Image
  • Part#:1825Y2K50221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2.5KV C0G/NP0 1825
  • In Stock:14772
$2.252/pcsRFQ
1825Y0250333JCT Image
  • Part#:1825Y0250333JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V C0G/NP0 1825
  • In Stock:33938
$1.071/pcsRFQ
1206Y5000183KET Image
  • Part#:1206Y5000183KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 500V X7R 1206
  • In Stock:172851
$0.13/pcsRFQ
1812J5000271GAR Image
  • Part#:1812J5000271GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 1812
  • In Stock:64985
$0.494/pcsRFQ
2220Y3K00122FCR Image
  • Part#:2220Y3K00122FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 3KV C0G/NP0 2220
  • In Stock:8660
$3.883/pcsRFQ
0603Y0630181KER Image
  • Part#:0603Y0630181KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V X7R 0603
  • In Stock:362980
$0.064/pcsRFQ
2225Y1K00820JFR Image
  • Part#:2225Y1K00820JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 2225
  • In Stock:32711
$1.005/pcsRFQ
2225J2K00150GCR Image
  • Part#:2225J2K00150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2KV C0G/NP0 2225
  • In Stock:29646
$1.239/pcsRFQ
1808J5000151GFR Image
  • Part#:1808J5000151GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1808
  • In Stock:96569
$0.357/pcsRFQ
2225J1K00563MXT Image
  • Part#:2225J1K00563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 1KV X7R 2225
  • In Stock:41242
$0.774/pcsRFQ
0603J0630471GFR Image
  • Part#:0603J0630471GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 0603
  • In Stock:139224
$0.139/pcsRFQ
0805Y5000152MET Image
  • Part#:0805Y5000152MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 0805
  • In Stock:247368
$0.08/pcsRFQ
2220Y5K00391KCR Image
  • Part#:2220Y5K00391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 5KV C0G/NP0 2220
  • In Stock:75638
$0.406/pcsRFQ
1825Y0160123KCT Image
  • Part#:1825Y0160123KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V C0G/NP0 1825
  • In Stock:37620
$0.843/pcsRFQ
0805Y2000221MXR Image
  • Part#:0805Y2000221MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V X7R 0805
  • In Stock:393734
$0.061/pcsRFQ
  • Part#:0603Y0630101FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:89564
$0.215/pcsRFQ
1111Y5000110GUT Image
  • Part#:1111Y5000110GUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 500V C0G/NP0 1111
  • In Stock:5203
 RFQ
1825Y0500561JCR Image
  • Part#:1825Y0500561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 1825
  • In Stock:42361
$0.829/pcsRFQ
2220J4K00181FCT Image
  • Part#:2220J4K00181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 4KV C0G/NP0 2220
  • In Stock:22006
$1.71/pcsRFQ
1808Y0250121KXR Image
  • Part#:1808Y0250121KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V X7R 1808
  • In Stock:207674
$0.109/pcsRFQ
1210J0160180FFT Image
  • Part#:1210J0160180FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 16V C0G/NP0 1210
  • In Stock:42679
$0.861/pcsRFQ
1206J0501P90BQT Image
  • Part#:1206J0501P90BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 50V C0G/NP0 1206
  • In Stock:104874
$0.184/pcsRFQ
1206Y0500121JCR Image
  • Part#:1206Y0500121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 1206
  • In Stock:243004
$0.088/pcsRFQ
0603J2502P00BUT Image
  • Part#:0603J2502P00BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 250V C0G/NP0 0603
  • In Stock:175333
$0.128/pcsRFQ
1206J5003P90DQT Image
  • Part#:1206J5003P90DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 500V C0G/NP0 1206
  • In Stock:95239
$0.205/pcsRFQ
0805Y2501P00BFT Image
  • Part#:0805Y2501P00BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 250V C0G/NP0 0805
  • In Stock:82544
$0.278/pcsRFQ
1808Y2500222GCT Image
  • Part#:1808Y2500222GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V C0G/NP0 1808
  • In Stock:63369
$0.308/pcsRFQ
1210Y6300820JCR Image
  • Part#:1210Y6300820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 630V C0G/NP0 1210
  • In Stock:195682
$0.123/pcsRFQ
1812Y0160223GCT Image
  • Part#:1812Y0160223GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V C0G/NP0 1812
  • In Stock:36185
$0.848/pcsRFQ
1808Y0160472MDR Image
  • Part#:1808Y0160472MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V X7R 1808
  • In Stock:113386
$0.179/pcsRFQ
0805J1000471GCR Image
  • Part#:0805J1000471GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 0805
  • In Stock:187848
$0.103/pcsRFQ
  • Part#:2225J2K50122JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:39582
$0.763/pcsRFQ
1206Y1K21P00CCT Image
  • Part#:1206Y1K21P00CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 1.2KV C0G/NP0 1206
  • In Stock:161747
$0.147/pcsRFQ
1210Y6300391JER Image
  • Part#:1210Y6300391JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 630V X7R 1210
  • In Stock:101574
$0.226/pcsRFQ
0805Y0160223MXT Image
  • Part#:0805Y0160223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V X7R 0805
  • In Stock:305672
$0.07/pcsRFQ
1808Y6308P20BCT Image
  • Part#:1808Y6308P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 630V C0G/NP0 1808
  • In Stock:84243
$0.397/pcsRFQ
1206J1K20332MXT Image
  • Part#:1206J1K20332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV X7R 1206
  • In Stock:226388
$0.084/pcsRFQ
2225J1K00222KFR Image
  • Part#:2225J1K00222KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV C0G/NP0 2225
  • In Stock:29895
$1.041/pcsRFQ
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