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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

1812J2500274JDR Image
  • Part#:1812J2500274JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 250V X7R 1812
  • In Stock:47382
$0.713/pcsRFQ
2220Y1K00223MXT Image
  • Part#:2220Y1K00223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1KV X7R 2220
  • In Stock:64255
$0.534/pcsRFQ
1111Y1000151FQT Image
  • Part#:1111Y1000151FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 1111
  • In Stock:23664
$1.373/pcsRFQ
2225Y2K00391KCT Image
  • Part#:2225Y2K00391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 2KV C0G/NP0 2225
  • In Stock:38555
$0.828/pcsRFQ
2225Y1K20390KCR Image
  • Part#:2225Y1K20390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.2KV C0G/NP0 2225
  • In Stock:40982
$0.814/pcsRFQ
1111Y1K05P60DQT Image
  • Part#:1111Y1K05P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1KV C0G/NP0 1111
  • In Stock:78955
$0.304/pcsRFQ
2225Y2500682KCT Image
  • Part#:2225Y2500682KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V C0G/NP0 2225
  • In Stock:28495
$1.167/pcsRFQ
1206J1K20121MXR Image
  • Part#:1206J1K20121MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.2KV X7R 1206
  • In Stock:229835
$0.086/pcsRFQ
0603J0250823KXT Image
  • Part#:0603J0250823KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 25V X7R 0603
  • In Stock:323021
$0.058/pcsRFQ
1210J0500183KAT Image
  • Part#:1210J0500183KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V C0G/NP0 1210
  • In Stock:85178
$0.388/pcsRFQ
  • Part#:1812J5000102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:75136
$0.249/pcsRFQ
2225J0630562KFR Image
  • Part#:2225J0630562KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 2225
  • In Stock:27617
$1.243/pcsRFQ
2220J0630473MDT Image
  • Part#:2220J0630473MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 2220
  • In Stock:43808
$0.856/pcsRFQ
2225J0630185KDR Image
  • Part#:2225J0630185KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 63V X7R 2225
  • In Stock:25106
$1.419/pcsRFQ
1825J1K50390JCT Image
  • Part#:1825J1K50390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.5KV C0G/NP0 1825
  • In Stock:57939
$0.54/pcsRFQ
0603Y1000330JFR Image
  • Part#:0603Y1000330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 0603
  • In Stock:322631
$0.074/pcsRFQ
1210Y1K00681GFT Image
  • Part#:1210Y1K00681GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 1210
  • In Stock:87368
$0.412/pcsRFQ
2220J1000822FFT Image
  • Part#:2220J1000822FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V C0G/NP0 2220
  • In Stock:9210
$3.584/pcsRFQ
1206J1K50181KCR Image
  • Part#:1206J1K50181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.5KV C0G/NP0 1206
  • In Stock:188124
$0.123/pcsRFQ
1210J0100390FCR Image
  • Part#:1210J0100390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 10V C0G/NP0 1210
  • In Stock:57038
$0.563/pcsRFQ
1210J0630151FFT Image
  • Part#:1210J0630151FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1210
  • In Stock:40027
$0.843/pcsRFQ
1206J0500221FAR Image
  • Part#:1206J0500221FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 1206
  • In Stock:78921
$0.422/pcsRFQ
0805Y0630561KCT Image
  • Part#:0805Y0630561KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 0805
  • In Stock:291596
$0.065/pcsRFQ
0603J0500393KXR Image
  • Part#:0603J0500393KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V X7R 0603
  • In Stock:382647
$0.052/pcsRFQ
2220J0250271KFR Image
  • Part#:2220J0250271KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 2220
  • In Stock:32940
$1.081/pcsRFQ
1812J0160124MXT Image
  • Part#:1812J0160124MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V X7R 1812
  • In Stock:82288
$0.27/pcsRFQ
0603J2500122JDR Image
  • Part#:0603J2500122JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V X7R 0603
  • In Stock:290927
$0.076/pcsRFQ
0603J0506P80CCT Image
  • Part#:0603J0506P80CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 0603
  • In Stock:301197
$0.071/pcsRFQ
1206Y2500681KDR Image
  • Part#:1206Y2500681KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 1206
  • In Stock:207716
$0.116/pcsRFQ
1808J2500153JDR Image
  • Part#:1808J2500153JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V X7R 1808
  • In Stock:88592
$0.22/pcsRFQ
2225Y1K00153JDT Image
  • Part#:2225Y1K00153JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1KV X7R 2225
  • In Stock:23557
$1.603/pcsRFQ
1206J5002P20BCR Image
  • Part#:1206J5002P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 1206
  • In Stock:85644
$0.261/pcsRFQ
1210J0100184JXR Image
  • Part#:1210J0100184JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V X7R 1210
  • In Stock:118979
$0.201/pcsRFQ
0603Y1000101KCT Image
  • Part#:0603Y1000101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 0603
  • In Stock:470687
$0.048/pcsRFQ
  • Part#:1808Y0168P20CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:100953
$0.191/pcsRFQ
1206J1K01P80BAR Image
  • Part#:1206J1K01P80BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 1000V C0G/NP0 1206
  • In Stock:88438
$0.432/pcsRFQ
0805Y0160333JDR Image
  • Part#:0805Y0160333JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 0805
  • In Stock:169941
$0.116/pcsRFQ
1812Y1000471KFR Image
  • Part#:1812Y1000471KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1812
  • In Stock:70883
$0.437/pcsRFQ
1210J0250330KFT Image
  • Part#:1210J0250330KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 1210
  • In Stock:86559
$0.245/pcsRFQ
0805Y1K00391MXR Image
  • Part#:0805Y1K00391MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 0805
  • In Stock:425999
$0.051/pcsRFQ
1808J2000154MDT Image
  • Part#:1808J2000154MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 1808
  • In Stock:69043
$0.301/pcsRFQ
  • Part#:0805J0160471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V X7R 0805
  • In Stock:445383
$0.047/pcsRFQ
1210Y5000122FAT Image
  • Part#:1210Y5000122FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 1210
  • In Stock:41486
$0.745/pcsRFQ
1206Y0160103GFR Image
  • Part#:1206Y0160103GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V C0G/NP0 1206
  • In Stock:62210
$0.333/pcsRFQ
1825Y0500152JCT Image
  • Part#:1825Y0500152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1825
  • In Stock:34755
$0.861/pcsRFQ
1808J1000220GCT Image
  • Part#:1808J1000220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1808
  • In Stock:100016
$0.205/pcsRFQ
1206J0160151FCT Image
  • Part#:1206J0160151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 1206
  • In Stock:79289
$0.29/pcsRFQ
1210Y0160820GFT Image
  • Part#:1210Y0160820GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 1210
  • In Stock:80227
$0.447/pcsRFQ
1808Y0160684KDT Image
  • Part#:1808Y0160684KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 16V X7R 1808
  • In Stock:66610
$0.347/pcsRFQ
1206J0160824JDT Image
  • Part#:1206J0160824JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 1206
  • In Stock:80249
$0.299/pcsRFQ
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