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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

1206J5000822MDR Image
  • Part#:1206J5000822MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V X7R 1206
  • In Stock:220316
$0.094/pcsRFQ
1812Y2000391FFR Image
  • Part#:1812Y2000391FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1812
  • In Stock:18938
$1.613/pcsRFQ
1210Y0163P90DFR Image
  • Part#:1210Y0163P90DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 16V C0G/NP0 1210
  • In Stock:77171
$0.299/pcsRFQ
2220Y1000221KCR Image
  • Part#:2220Y1000221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 2220
  • In Stock:38900
$0.774/pcsRFQ
1210Y1000221JAT Image
  • Part#:1210Y1000221JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1210
  • In Stock:91089
$0.264/pcsRFQ
1111Y2501P20CQT Image
  • Part#:1111Y2501P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 250V C0G/NP0 1111
  • In Stock:76936
$0.282/pcsRFQ
1206J0250681FCR Image
  • Part#:1206J0250681FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 1206
  • In Stock:79550
$0.301/pcsRFQ
1206J5000391KCR Image
  • Part#:1206J5000391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1206
  • In Stock:265583
$0.081/pcsRFQ
0603J0251P20DCT Image
  • Part#:0603J0251P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 25V C0G/NP0 0603
  • In Stock:399604
$0.06/pcsRFQ
2220Y5000181GCR Image
  • Part#:2220Y5000181GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 2220
  • In Stock:28116
$1.11/pcsRFQ
2225J5000822KDT Image
  • Part#:2225J5000822KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V X7R 2225
  • In Stock:45462
$0.864/pcsRFQ
1808Y0500823MXT Image
  • Part#:1808Y0500823MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 1808
  • In Stock:146409
$0.15/pcsRFQ
2225J1K00822MXR Image
  • Part#:2225J1K00822MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV X7R 2225
  • In Stock:62818
$0.568/pcsRFQ
2220Y2K50331KCR Image
  • Part#:2220Y2K50331KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2.5KV C0G/NP0 2220
  • In Stock:48949
$0.627/pcsRFQ
0603J0502P20DAR Image
  • Part#:0603J0502P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 50V C0G/NP0 0603
  • In Stock:341386
$0.07/pcsRFQ
0603J0503P30HQT Image
  • Part#:0603J0503P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 50V C0G/NP0 0603
  • In Stock:78201
$0.273/pcsRFQ
0805J0160100FFT Image
  • Part#:0805J0160100FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 16V C0G/NP0 0805
  • In Stock:73321
$0.276/pcsRFQ
1825Y0630184JXR Image
  • Part#:1825Y0630184JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 63V X7R 1825
  • In Stock:31572
$1.007/pcsRFQ
2220Y0160682GCR Image
  • Part#:2220Y0160682GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 2220
  • In Stock:25440
$1.319/pcsRFQ
1812Y0100823JCT Image
  • Part#:1812Y0100823JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V C0G/NP0 1812
  • In Stock:54688
$0.67/pcsRFQ
1825Y0160221FCR Image
  • Part#:1825Y0160221FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 1825
  • In Stock:10153
$3.14/pcsRFQ
1825J2500684JXR Image
  • Part#:1825J2500684JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 250V X7R 1825
  • In Stock:30668
$1.276/pcsRFQ
1812Y2000153JXR Image
  • Part#:1812Y2000153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V X7R 1812
  • In Stock:56116
$0.341/pcsRFQ
2220Y0630121GFR Image
  • Part#:2220Y0630121GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 2220
  • In Stock:17858
$2.109/pcsRFQ
  • Part#:0603J0630271GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:188046
$0.113/pcsRFQ
0505J0500181JQT Image
  • Part#:0505J0500181JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 0505
  • In Stock:124058
$0.195/pcsRFQ
1111Y2K00240GQT Image
  • Part#:1111Y2K00240GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 2000V C0G/NP0 1111
  • In Stock:58680
$0.587/pcsRFQ
1111Y150P700BQT Image
  • Part#:1111Y150P700BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 150V C0G/NP0 1111
  • In Stock:89802
$0.253/pcsRFQ
0805Y1K00472KXR Image
  • Part#:0805Y1K00472KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV X7R 0805
  • In Stock:271387
$0.079/pcsRFQ
1812Y0250124MDR Image
  • Part#:1812Y0250124MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 25V X7R 1812
  • In Stock:78059
$0.406/pcsRFQ
2220J1K20122GCT Image
  • Part#:2220J1K20122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV C0G 2220
  • In Stock:25174
$1.355/pcsRFQ
1206J0630271KCT Image
  • Part#:1206J0630271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 1206
  • In Stock:231695
$0.083/pcsRFQ
1812J1K00822MXR Image
  • Part#:1812J1K00822MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV X7R 1812
  • In Stock:82399
$0.236/pcsRFQ
0603J200P900HUT Image
  • Part#:0603J200P900HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 200V C0G/NP0 0603
  • In Stock:120596
$0.157/pcsRFQ
1206J0250471JDT Image
  • Part#:1206J0250471JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V X7R 1206
  • In Stock:148860
$0.136/pcsRFQ
1812Y0630104JER Image
  • Part#:1812Y0630104JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V X7R 1812
  • In Stock:63754
$0.545/pcsRFQ
1206J1000103MXTE03 Image
  • Part#:1206J1000103MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V X7R 1206
  • In Stock:74235
$0.263/pcsRFQ
1210Y2506P80DCR Image
  • Part#:1210Y2506P80DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 1210
  • In Stock:90030
$0.224/pcsRFQ
1825Y3K00151FCT Image
  • Part#:1825Y3K00151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 3KV C0G/NP0 1825
  • In Stock:14506
$2.417/pcsRFQ
2225Y0100182GCR Image
  • Part#:2225Y0100182GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 10V C0G/NP0 2225
  • In Stock:20120
$1.699/pcsRFQ
1808J2000473KDT Image
  • Part#:1808J2000473KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 200V X7R 1808
  • In Stock:67637
$0.318/pcsRFQ
2225Y1K00221GFR Image
  • Part#:2225Y1K00221GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV C0G/NP0 2225
  • In Stock:19235
$2.03/pcsRFQ
0805J0630152JFT Image
  • Part#:0805J0630152JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 0805
  • In Stock:169173
$0.114/pcsRFQ
1825J6300472JCT Image
  • Part#:1825J6300472JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 630V C0G/NP0 1825
  • In Stock:49516
$0.612/pcsRFQ
1808J0250102KDT Image
  • Part#:1808J0250102KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V X7R 1808
  • In Stock:111406
$0.19/pcsRFQ
1812Y1K00101GAR Image
  • Part#:1812Y1K00101GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1812
  • In Stock:57712
$0.597/pcsRFQ
0805J1K00820GCT Image
  • Part#:0805J1K00820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 0805
  • In Stock:198237
$0.107/pcsRFQ
0505J0500160JQT Image
  • Part#:0505J0500160JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 50V C0G/NP0 0505
  • In Stock:106764
$0.192/pcsRFQ
1210J1000180GFR Image
  • Part#:1210J1000180GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 1210
  • In Stock:83722
$0.431/pcsRFQ
2220J0630273JCT Image
  • Part#:2220J0630273JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 2220
  • In Stock:36843
$0.831/pcsRFQ
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