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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

1825Y6300150JCT Image
  • Part#:1825Y6300150JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 630V C0G/NP0 1825
  • In Stock:50089
$0.688/pcsRFQ
  • Part#:1808Y0505P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:101311
$0.195/pcsRFQ
2220J1K50392JXR Image
  • Part#:2220J1K50392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.5KV X7R 2220
  • In Stock:60504
$0.547/pcsRFQ
0603Y0160560KFT Image
  • Part#:0603Y0160560KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 16V C0G/NP0 0603
  • In Stock:257463
$0.093/pcsRFQ
0603Y0100120FCT Image
  • Part#:0603Y0100120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 10V C0G/NP0 0603
  • In Stock:77208
$0.248/pcsRFQ
0805Y0160100JFR Image
  • Part#:0805Y0160100JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 16V C0G/NP0 0805
  • In Stock:271150
$0.078/pcsRFQ
2220J0100561JCR Image
  • Part#:2220J0100561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 10V C0G/NP0 2220
  • In Stock:44816
$0.67/pcsRFQ
1111Y2K00300KQT Image
  • Part#:1111Y2K00300KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 2000V C0G/NP0 1111
  • In Stock:58537
$0.335/pcsRFQ
1812J2500471JFR Image
  • Part#:1812J2500471JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 1812
  • In Stock:73890
$0.411/pcsRFQ
0603J3001P50DQT Image
  • Part#:0603J3001P50DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 300V C0G/NP0 0603
  • In Stock:244345
$0.091/pcsRFQ
2225J0250223GFT Image
  • Part#:2225J0250223GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 2225
  • In Stock:12525
$2.715/pcsRFQ
1825J0630272GCT Image
  • Part#:1825J0630272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 1825
  • In Stock:28104
$1.297/pcsRFQ
2225J0250220GFR Image
  • Part#:2225J0250220GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 2225
  • In Stock:12395
$2.528/pcsRFQ
1808J1K20472KXT Image
  • Part#:1808J1K20472KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.2KV X7R 1808
  • In Stock:114637
$0.186/pcsRFQ
1825J2000331KCR Image
  • Part#:1825J2000331KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 1825
  • In Stock:36248
$0.892/pcsRFQ
2225Y0100152GCR Image
  • Part#:2225Y0100152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 10V C0G/NP0 2225
  • In Stock:20542
$1.671/pcsRFQ
0805Y1000121KAT Image
  • Part#:0805Y1000121KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 0805
  • In Stock:263650
$0.089/pcsRFQ
1825Y2000151GCT Image
  • Part#:1825Y2000151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1825
  • In Stock:20489
$1.716/pcsRFQ
1825J2500180FCT Image
  • Part#:1825J2500180FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1825
  • In Stock:10734
$2.957/pcsRFQ
1808YA250180KCRSY2 Image
  • Part#:1808YA250180KCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1808
  • In Stock:87231
$0.255/pcsRFQ
0805J1000271GFT Image
  • Part#:0805J1000271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 0805
  • In Stock:125416
$0.154/pcsRFQ
1812Y1000183MDR Image
  • Part#:1812Y1000183MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V X7R 1812
  • In Stock:90107
$0.379/pcsRFQ
1808JA250101FCRSY2 Image
  • Part#:1808JA250101FCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1808
  • In Stock:29213
$1.091/pcsRFQ
2225Y4K00391MXT Image
  • Part#:2225Y4K00391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 4KV X7R 2225
  • In Stock:89095
$0.399/pcsRFQ
0805J5000331MXT Image
  • Part#:0805J5000331MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V X7R 0805
  • In Stock:394450
$0.051/pcsRFQ
1812J0100823JXR Image
  • Part#:1812J0100823JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V X7R 1812
  • In Stock:81137
$0.283/pcsRFQ
1825J4K00681JXT Image
  • Part#:1825J4K00681JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 4KV X7R 1825
  • In Stock:79331
$0.414/pcsRFQ
1808Y1000272FCT Image
  • Part#:1808Y1000272FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1808
  • In Stock:50632
$0.674/pcsRFQ
1825Y5000181KCT Image
  • Part#:1825Y5000181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1825
  • In Stock:56840
$0.633/pcsRFQ
1808J0100561MXT Image
  • Part#:1808J0100561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 10V X7R 1808
  • In Stock:163231
$0.121/pcsRFQ
1206J0500332JXR Image
  • Part#:1206J0500332JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V X7R 1206
  • In Stock:263731
$0.09/pcsRFQ
0603J0160182JXT Image
  • Part#:0603J0160182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V X7R 0603
  • In Stock:337950
$0.057/pcsRFQ
1812Y0100184MXT Image
  • Part#:1812Y0100184MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V X7R 1812
  • In Stock:62309
$0.321/pcsRFQ
2220J4K00560GCR Image
  • Part#:2220J4K00560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 4KV C0G/NP0 2220
  • In Stock:69492
$0.456/pcsRFQ
1825Y5000390KCT Image
  • Part#:1825Y5000390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 1825
  • In Stock:49809
$0.653/pcsRFQ
2225J2000471GCT Image
  • Part#:2225J2000471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 2225
  • In Stock:20686
$1.481/pcsRFQ
2220J0100334JXT Image
  • Part#:2220J0100334JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 10V X7R 2220
  • In Stock:38179
$0.79/pcsRFQ
1812Y0630223MET Image
  • Part#:1812Y0630223MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V X7R 1812
  • In Stock:73602
$0.418/pcsRFQ
2220J5000223MXR Image
  • Part#:2220J5000223MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 500V X7R 2220
  • In Stock:79015
$0.378/pcsRFQ
2225J2K50181FCT Image
  • Part#:2225J2K50181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2.5KV C0G/NP0 2225
  • In Stock:18178
$1.847/pcsRFQ
2220Y1000154MXT Image
  • Part#:2220Y1000154MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 100V X7R 2220
  • In Stock:50783
$0.749/pcsRFQ
0603Y0500561KXT Image
  • Part#:0603Y0500561KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V X7R 0603
  • In Stock:457455
$0.049/pcsRFQ
1825J5K00221JXT Image
  • Part#:1825J5K00221JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 5KV X7R 1825
  • In Stock:107121
$0.368/pcsRFQ
1812Y2K00270KCT Image
  • Part#:1812Y2K00270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 2KV C0G/NP0 1812
  • In Stock:69577
$0.326/pcsRFQ
1812J1000561GAR Image
  • Part#:1812J1000561GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V C0G/NP0 1812
  • In Stock:50855
$0.7/pcsRFQ
  • Part#:0805Y0250390FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 25V C0G/NP0 0805
  • In Stock:83646
$0.241/pcsRFQ
1206J0500561KAR Image
  • Part#:1206J0500561KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 1206
  • In Stock:183678
$0.124/pcsRFQ
1812Y1000270JCT Image
  • Part#:1812Y1000270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 1812
  • In Stock:62816
$0.302/pcsRFQ
0603Y0500682KDR Image
  • Part#:0603Y0500682KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V X7R 0603
  • In Stock:325104
$0.066/pcsRFQ
2220J1000123MDT Image
  • Part#:2220J1000123MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 2220
  • In Stock:38777
$0.839/pcsRFQ
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