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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

1812Y6300122KXT Image
  • Part#:1812Y6300122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V X7R 1812
  • In Stock:67804
$0.297/pcsRFQ
1206J2000470KQT Image
  • Part#:1206J2000470KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 1206
  • In Stock:108708
$0.193/pcsRFQ
0805Y2000120JFR Image
  • Part#:0805Y2000120JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 0805
  • In Stock:249713
$0.084/pcsRFQ
2220Y1K00182KDT Image
  • Part#:2220Y1K00182KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV X7R 2220
  • In Stock:46772
$0.799/pcsRFQ
1812Y0250220KCR Image
  • Part#:1812Y0250220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 1812
  • In Stock:82896
$0.284/pcsRFQ
1812Y1000224MER Image
  • Part#:1812Y1000224MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 100V X7R 1812
  • In Stock:72039
$0.467/pcsRFQ
0805Y3001P10DQT Image
  • Part#:0805Y3001P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 300V C0G/NP0 0805
  • In Stock:147554
$0.155/pcsRFQ
2225J2K00220JCT Image
  • Part#:2225J2K00220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 2KV C0G/NP0 2225
  • In Stock:43762
$0.682/pcsRFQ
1812Y0500123GFR Image
  • Part#:1812Y0500123GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V C0G/NP0 1812
  • In Stock:35834
$1.009/pcsRFQ
2225J1K20470FCT Image
  • Part#:2225J1K20470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.2KV C0G/NP0 2225
  • In Stock:18093
$2.155/pcsRFQ
1206Y2500562JDT Image
  • Part#:1206Y2500562JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V X7R 1206
  • In Stock:142273
$0.149/pcsRFQ
1825J6300271JXR Image
  • Part#:1825J6300271JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 630V X7R 1825
  • In Stock:48913
$0.685/pcsRFQ
1808J0250562GFT Image
  • Part#:1808J0250562GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 1808
  • In Stock:61505
$0.31/pcsRFQ
2220J0630270KCR Image
  • Part#:2220J0630270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 2220
  • In Stock:48836
$0.677/pcsRFQ
1206Y1000271MDT Image
  • Part#:1206Y1000271MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V X7R 1206
  • In Stock:221404
$0.109/pcsRFQ
0603Y0630391KCT Image
  • Part#:0603Y0630391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 0603
  • In Stock:330857
$0.058/pcsRFQ
1812J2000472JFT Image
  • Part#:1812J2000472JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 1812
  • In Stock:66193
$0.511/pcsRFQ
1206J1K20182MXR Image
  • Part#:1206J1K20182MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.2KV X7R 1206
  • In Stock:249745
$0.077/pcsRFQ
1812Y0250560GCR Image
  • Part#:1812Y0250560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 1812
  • In Stock:69607
$0.492/pcsRFQ
1812J0630153GAR Image
  • Part#:1812J0630153GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .015UF 63V C0G/NP0 1812
  • In Stock:39809
$0.885/pcsRFQ
1808YA250391FCRSPU Image
  • Part#:1808YA250391FCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1808
  • In Stock:40013
$0.885/pcsRFQ
  • Part#:2220Y3K00101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:20737
$1.769/pcsRFQ
0805J0250683MDR Image
  • Part#:0805J0250683MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V X7R 0805
  • In Stock:228876
$0.105/pcsRFQ
0805Y2500181JDR Image
  • Part#:0805Y2500181JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 0805
  • In Stock:178854
$0.111/pcsRFQ
1808Y0250223FFR Image
  • Part#:1808Y0250223FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 1808
  • In Stock:30916
$1.156/pcsRFQ
1825J0100185MXT Image
  • Part#:1825J0100185MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 10V X7R 1825
  • In Stock:41604
$0.768/pcsRFQ
1812J2000220KFR Image
  • Part#:1812J2000220KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 1812
  • In Stock:63417
$0.348/pcsRFQ
  • Part#:0603Y2500240KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER LOW ESR 0603
  • In Stock:209352
$0.096/pcsRFQ
2220J2K00181KCT Image
  • Part#:2220J2K00181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2KV C0G/NP0 2220
  • In Stock:60487
$0.52/pcsRFQ
2220Y2500471JCT Image
  • Part#:2220Y2500471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 2220
  • In Stock:43345
$0.859/pcsRFQ
1808J0630102KCT Image
  • Part#:1808J0630102KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1808
  • In Stock:143231
$0.131/pcsRFQ
2225Y0500392FFT Image
  • Part#:2225Y0500392FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 2225
  • In Stock:7506
$5.128/pcsRFQ
1812J5000681JXR Image
  • Part#:1812J5000681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V X7R 1812
  • In Stock:99845
$0.242/pcsRFQ
1206J1000121FFR Image
  • Part#:1206J1000121FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 1206
  • In Stock:87422
$0.429/pcsRFQ
1206Y5000680GAR Image
  • Part#:1206Y5000680GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 1206
  • In Stock:111308
$0.21/pcsRFQ
1812J5000390MDT Image
  • Part#:1812J5000390MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V X7R 1812
  • In Stock:98051
$0.38/pcsRFQ
1206J0160153JDT Image
  • Part#:1206J0160153JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 1206
  • In Stock:154684
$0.14/pcsRFQ
1210J0160224KDT Image
  • Part#:1210J0160224KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 16V X7R 1210
  • In Stock:85843
$0.262/pcsRFQ
1825Y5K00100FCR Image
  • Part#:1825Y5K00100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 5KV C0G/NP0 1825
  • In Stock:25002
$1.582/pcsRFQ
1808Y0250222JDT Image
  • Part#:1808Y0250222JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V X7R 1808
  • In Stock:116330
$0.195/pcsRFQ
1210Y2000272JCT Image
  • Part#:1210Y2000272JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 1210
  • In Stock:97583
$0.231/pcsRFQ
1812J2000270FAT Image
  • Part#:1812J2000270FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 1812
  • In Stock:31741
$1.202/pcsRFQ
1206J0630562FAR Image
  • Part#:1206J0630562FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1206
  • In Stock:65853
$0.579/pcsRFQ
  • Part#:2225Y5000474JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:20086
$1.739/pcsRFQ
0603J0500331GCR Image
  • Part#:0603J0500331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 0603
  • In Stock:253601
$0.093/pcsRFQ
1825Y1K50331JXR Image
  • Part#:1825Y1K50331JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV X7R 1825
  • In Stock:57917
$0.684/pcsRFQ
1808J0258P20CFR Image
  • Part#:1808J0258P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 25V C0G/NP0 1808
  • In Stock:65935
$0.294/pcsRFQ
2220J5000102JXR Image
  • Part#:2220J5000102JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V X7R 2220
  • In Stock:63778
$0.535/pcsRFQ
1812Y1K00822JDT Image
  • Part#:1812Y1K00822JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV X7R 1812
  • In Stock:60199
$0.566/pcsRFQ
0805Y0500152FAT Image
  • Part#:0805Y0500152FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 0805
  • In Stock:90909
$0.406/pcsRFQ
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