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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

1206J5000181GFR Image
  • Part#:1206J5000181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1206
  • In Stock:112684
$0.207/pcsRFQ
1206Y2500102JFR Image
  • Part#:1206Y2500102JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1206
  • In Stock:150550
$0.152/pcsRFQ
1825J1K00153JXT Image
  • Part#:1825J1K00153JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1KV X7R 1825
  • In Stock:54052
$0.723/pcsRFQ
1812J0500684MXRE03 Image
  • Part#:1812J0500684MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 50V X7R 1812
  • In Stock:55280
$0.556/pcsRFQ
1210Y2000183KXT Image
  • Part#:1210Y2000183KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1210
  • In Stock:124175
$0.165/pcsRFQ
0603J0630330JFT Image
  • Part#:0603J0630330JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 0603
  • In Stock:256008
$0.074/pcsRFQ
0805Y2000681FCT Image
  • Part#:0805Y2000681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 0805
  • In Stock:79117
$0.297/pcsRFQ
2220Y0500274KDR Image
  • Part#:2220Y0500274KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 50V X7R 2220
  • In Stock:31930
$1.062/pcsRFQ
0603J0500223JDR Image
  • Part#:0603J0500223JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 0603
  • In Stock:252412
$0.087/pcsRFQ
1111J2005P10HQT Image
  • Part#:1111J2005P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 200V C0G/NP0 1111
  • In Stock:26767
$1.144/pcsRFQ
1210J2000180JAT Image
  • Part#:1210J2000180JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1210
  • In Stock:87625
$0.267/pcsRFQ
0603Y0252P70DCT Image
  • Part#:0603Y0252P70DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 25V C0G/NP0 0603
  • In Stock:319799
$0.064/pcsRFQ
1206Y0250330GCT Image
  • Part#:1206Y0250330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 1206
  • In Stock:147545
$0.15/pcsRFQ
1812Y0100102KCR Image
  • Part#:1812Y0100102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 10V C0G/NP0 1812
  • In Stock:82360
$0.281/pcsRFQ
2220Y2K50470JCT Image
  • Part#:2220Y2K50470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2.5KV C0G/NP0 2220
  • In Stock:60015
$0.597/pcsRFQ
1825Y2500222JCT Image
  • Part#:1825Y2500222JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V C0G/NP0 1825
  • In Stock:32916
$0.941/pcsRFQ
1812Y0160822KDT Image
  • Part#:1812Y0160822KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V X7R 1812
  • In Stock:87938
$0.428/pcsRFQ
1206Y0630394JXR Image
  • Part#:1206Y0630394JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 63V X7R 1206
  • In Stock:143137
$0.166/pcsRFQ
1808J2500392MDR Image
  • Part#:1808J2500392MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V X7R 1808
  • In Stock:125129
$0.161/pcsRFQ
2225Y0100123JCR Image
  • Part#:2225Y0100123JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V C0G/NP0 2225
  • In Stock:35781
$1.034/pcsRFQ
1812JA250151JCRPY2 Image
  • Part#:1812JA250151JCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1812
  • In Stock:95443
$0.385/pcsRFQ
1206J0502P20BCR Image
  • Part#:1206J0502P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 50V C0G/NP0 1206
  • In Stock:79779
$0.237/pcsRFQ
1206Y0160183JDR Image
  • Part#:1206Y0160183JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V X7R 1206
  • In Stock:174976
$0.135/pcsRFQ
1808Y0630333MDR Image
  • Part#:1808Y0630333MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1808
  • In Stock:99412
$0.192/pcsRFQ
1206Y2004P70BAT Image
  • Part#:1206Y2004P70BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 200V C0G/NP0 1206
  • In Stock:65231
$0.355/pcsRFQ
0805J0250103MDR Image
  • Part#:0805J0250103MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 0805
  • In Stock:297302
$0.075/pcsRFQ
1206J0631P00DFT Image
  • Part#:1206J0631P00DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 63V C0G/NP0 1206
  • In Stock:194568
$0.114/pcsRFQ
1808J0630122MDR Image
  • Part#:1808J0630122MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V X7R 1808
  • In Stock:124393
$0.187/pcsRFQ
2220J5000222JXR Image
  • Part#:2220J5000222JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 2220
  • In Stock:72758
$0.535/pcsRFQ
0603Y0500120GCR Image
  • Part#:0603Y0500120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 0603
  • In Stock:240126
$0.087/pcsRFQ
1812J0630153KFR Image
  • Part#:1812J0630153KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 1812
  • In Stock:64904
$0.472/pcsRFQ
1812Y0100153GCT Image
  • Part#:1812Y0100153GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V C0G/NP0 1812
  • In Stock:49373
$0.711/pcsRFQ
1825Y0160150GCR Image
  • Part#:1825Y0160150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 1825
  • In Stock:22957
$1.562/pcsRFQ
1812J2K50120FCT Image
  • Part#:1812J2K50120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2.5KV C0G/NP0 1812
  • In Stock:39028
$0.826/pcsRFQ
0805Y0250102FFR Image
  • Part#:0805Y0250102FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 0805
  • In Stock:70062
$0.3/pcsRFQ
0805Y1504P30BQT Image
  • Part#:0805Y1504P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 150V C0G/NP0 0805
  • In Stock:85571
$0.25/pcsRFQ
1812Y2000182JCR Image
  • Part#:1812Y2000182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V C0G/NP0 1812
  • In Stock:68560
$0.312/pcsRFQ
1210Y1000472MER Image
  • Part#:1210Y1000472MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V X7R 1210
  • In Stock:91725
$0.205/pcsRFQ
2220Y1000155JDT Image
  • Part#:2220Y1000155JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 100V X7R 2220
  • In Stock:16810
$2.134/pcsRFQ
1812Y4K00390GCR Image
  • Part#:1812Y4K00390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 4KV C0G/NP0 1812
  • In Stock:70656
$0.33/pcsRFQ
1808Y0100683GCT Image
  • Part#:1808Y0100683GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 10V C0G/NP0 1808
  • In Stock:55686
$0.657/pcsRFQ
0603J0630473MDT Image
  • Part#:0603J0630473MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 0603
  • In Stock:250729
$0.078/pcsRFQ
1808Y0160101KDR Image
  • Part#:1808Y0160101KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V X7R 1808
  • In Stock:134576
$0.166/pcsRFQ
1812J0160222GCR Image
  • Part#:1812J0160222GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V C0G/NP0 1812
  • In Stock:82050
$0.443/pcsRFQ
0603J0630331KDT Image
  • Part#:0603J0630331KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V X7R 0603
  • In Stock:365289
$0.061/pcsRFQ
  • Part#:1808J1K20681KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:250849
$0.095/pcsRFQ
  • Part#:1808Y2500100FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1808
  • In Stock:46910
$0.8/pcsRFQ
2225J5K00180FCT Image
  • Part#:2225J5K00180FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 5KV C0G/NP0 2225
  • In Stock:14489
$2.23/pcsRFQ
0603Y0500151KER Image
  • Part#:0603Y0500151KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V X7R 0603
  • In Stock:336638
$0.064/pcsRFQ
1206J0634P70DFR Image
  • Part#:1206J0634P70DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 63V C0G/NP0 1206
  • In Stock:185325
$0.109/pcsRFQ
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