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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

1808J5000104JXT Image
  • Part#:1808J5000104JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 500V X7R 1808
  • In Stock:73837
$0.294/pcsRFQ
1825J2500222GCR Image
  • Part#:1825J2500222GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V C0G/NP0 1825
  • In Stock:26066
$1.457/pcsRFQ
1210J2508P20CCR Image
  • Part#:1210J2508P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 1210
  • In Stock:97565
$0.202/pcsRFQ
  • Part#:0603Y1000560KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:397544
$0.058/pcsRFQ
2225Y1K00103GFR Image
  • Part#:2225Y1K00103GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 1KV C0G/NP0 2225
  • In Stock:7427
$4.544/pcsRFQ
0603Y0160102FFT Image
  • Part#:0603Y0160102FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 0603
  • In Stock:54976
$0.346/pcsRFQ
1410J1000392MXTE03 Image
  • Part#:1410J1000392MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V X7R 1410
  • In Stock:78438
$0.276/pcsRFQ
2220J0250562FCR Image
  • Part#:2220J0250562FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 2220
  • In Stock:14705
$2.456/pcsRFQ
1206J0500120GCR Image
  • Part#:1206J0500120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1206
  • In Stock:176569
$0.133/pcsRFQ
1206J5000152KDT Image
  • Part#:1206J5000152KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 1206
  • In Stock:199354
$0.1/pcsRFQ
2225J6300220KCT Image
  • Part#:2225J6300220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 2225
  • In Stock:51236
$0.724/pcsRFQ
1808Y0630183GFT Image
  • Part#:1808Y0630183GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1808
  • In Stock:54963
$0.568/pcsRFQ
2225Y0100821FCR Image
  • Part#:2225Y0100821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V C0G/NP0 2225
  • In Stock:10531
$3.391/pcsRFQ
1825J1K00151JCR Image
  • Part#:1825J1K00151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 1825
  • In Stock:77205
$0.497/pcsRFQ
1825Y0160392JCR Image
  • Part#:1825Y0160392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 1825
  • In Stock:43279
$0.836/pcsRFQ
1808Y5000271JXR Image
  • Part#:1808Y5000271JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V X7R 1808
  • In Stock:106828
$0.206/pcsRFQ
2220Y0160103JDT Image
  • Part#:2220Y0160103JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V X7R 2220
  • In Stock:29147
$1.273/pcsRFQ
0805Y0160334KDT Image
  • Part#:0805Y0160334KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 16V X7R 0805
  • In Stock:129340
$0.159/pcsRFQ
1111J1K00200FQT Image
  • Part#:1111J1K00200FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 1KV C0G/NP0 1111
  • In Stock:26995
$1.387/pcsRFQ
1808Y4K00220JCT Image
  • Part#:1808Y4K00220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 4KV C0G/NP0 1808
  • In Stock:127386
$0.156/pcsRFQ
1812Y0100821GCR Image
  • Part#:1812Y0100821GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V C0G/NP0 1812
  • In Stock:74138
$0.507/pcsRFQ
1812Y1K50270JCT Image
  • Part#:1812Y1K50270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.5KV C0G/NP0 1812
  • In Stock:74399
$0.297/pcsRFQ
1111J2000330FQT Image
  • Part#:1111J2000330FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1111
  • In Stock:21803
$1.447/pcsRFQ
1812J0160101FCT Image
  • Part#:1812J0160101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V C0G/NP0 1812
  • In Stock:35731
$0.965/pcsRFQ
1825Y0100153FCR Image
  • Part#:1825Y0100153FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V C0G/NP0 1825
  • In Stock:10897
$3.204/pcsRFQ
2225Y1K20270KCR Image
  • Part#:2225Y1K20270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.2KV C0G/NP0 2225
  • In Stock:42770
$0.8/pcsRFQ
1206Y1K00360FQT Image
  • Part#:1206Y1K00360FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 1KV C0G/NP0 1206
  • In Stock:48223
$0.762/pcsRFQ
0805Y1500300GQT Image
  • Part#:0805Y1500300GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 150V C0G/NP0 0805
  • In Stock:76311
$0.306/pcsRFQ
1206J2500682KDT Image
  • Part#:1206J2500682KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V X7R 1206
  • In Stock:177672
$0.118/pcsRFQ
1210Y0500123JFT Image
  • Part#:1210Y0500123JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V C0G/NP0 1210
  • In Stock:99568
$0.386/pcsRFQ
0603J0630122MXR Image
  • Part#:0603J0630122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V X7R 0603
  • In Stock:426099
$0.044/pcsRFQ
1808Y2500392FCR Image
  • Part#:1808Y2500392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V C0G/NP0 1808
  • In Stock:44757
$0.775/pcsRFQ
1812Y4K00330JCT Image
  • Part#:1812Y4K00330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 4KV C0G/NP0 1812
  • In Stock:78629
$0.299/pcsRFQ
1812Y0630183FFT Image
  • Part#:1812Y0630183FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1812
  • In Stock:18996
$2.06/pcsRFQ
0805Y3002P40DQT Image
  • Part#:0805Y3002P40DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 300V C0G/NP0 0805
  • In Stock:138179
$0.146/pcsRFQ
1206Y1501P90CQT Image
  • Part#:1206Y1501P90CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 150V C0G/NP0 1206
  • In Stock:117199
$0.173/pcsRFQ
1111Y5002P20DUT Image
  • Part#:1111Y5002P20DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 1111
  • In Stock:3999
 RFQ
1210J0500681JCR Image
  • Part#:1210J0500681JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1210
  • In Stock:142711
$0.16/pcsRFQ
2225Y0160151GFR Image
  • Part#:2225Y0160151GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 2225
  • In Stock:11090
$2.711/pcsRFQ
1808J1K50391KXR Image
  • Part#:1808J1K50391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.5KV X7R 1808
  • In Stock:155194
$0.138/pcsRFQ
0603Y0500121KDT Image
  • Part#:0603Y0500121KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V X7R 0603
  • In Stock:297724
$0.066/pcsRFQ
1206J6300123KXT Image
  • Part#:1206J6300123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 630V X7R 1206
  • In Stock:189549
$0.102/pcsRFQ
1206Y0500102KDT Image
  • Part#:1206Y0500102KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V X7R 1206
  • In Stock:211425
$0.111/pcsRFQ
1808JA250181GCTPY2 Image
  • Part#:1808JA250181GCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 1808
  • In Stock:58361
$0.661/pcsRFQ
1210Y6305P60BCR Image
  • Part#:1210Y6305P60BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 630V C0G/NP0 1210
  • In Stock:77450
$0.409/pcsRFQ
0805J0502P20BCT Image
  • Part#:0805J0502P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 50V C0G/NP0 0805
  • In Stock:104254
$0.18/pcsRFQ
0603J0250271GFT Image
  • Part#:0603J0250271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 0603
  • In Stock:135899
$0.166/pcsRFQ
1206J1000561JFR Image
  • Part#:1206J1000561JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V C0G/NP0 1206
  • In Stock:154536
$0.134/pcsRFQ
0805J0100822FCT Image
  • Part#:0805J0100822FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V C0G/NP0 0805
  • In Stock:95355
$0.383/pcsRFQ
0603J300P900CQT Image
  • Part#:0603J300P900CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 300V C0G/NP0 0603
  • In Stock:268895
$0.085/pcsRFQ
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