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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

1812Y0630564MDT Image
  • Part#:1812Y0630564MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 63V X7R 1812
  • In Stock:53672
$0.584/pcsRFQ
2225J0500105KDR Image
  • Part#:2225J0500105KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 50V X7R 2225
  • In Stock:30253
$1.291/pcsRFQ
1206J2000131KQT Image
  • Part#:1206J2000131KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 200V C0G/NP0 1206
  • In Stock:109786
$0.215/pcsRFQ
1808YA250820JCTSY2 Image
  • Part#:1808YA250820JCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1808
  • In Stock:79056
$0.28/pcsRFQ
1210Y1000180JCT Image
  • Part#:1210Y1000180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 1210
  • In Stock:132958
$0.176/pcsRFQ
1825J2500271FCT Image
  • Part#:1825J2500271FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 1825
  • In Stock:10316
$3.22/pcsRFQ
  • Part#:0805J1002P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 100V C0G/NP0 0805
  • In Stock:171582
$0.137/pcsRFQ
1206J5000273KDT Image
  • Part#:1206J5000273KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 500V X7R 1206
  • In Stock:152558
$0.141/pcsRFQ
0805Y1000683MXR Image
  • Part#:0805Y1000683MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 0805
  • In Stock:262715
$0.083/pcsRFQ
2220Y0500335KXT Image
  • Part#:2220Y0500335KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 50V X7R 2220
  • In Stock:26481
$1.458/pcsRFQ
2220Y6K00271KXR Image
  • Part#:2220Y6K00271KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 6KV X7R 2220
  • In Stock:67461
$0.295/pcsRFQ
0805J0500101MDR Image
  • Part#:0805J0500101MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V X7R 0805
  • In Stock:300301
$0.068/pcsRFQ
1825Y0160223FCR Image
  • Part#:1825Y0160223FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V C0G/NP0 1825
  • In Stock:10044
$3.6/pcsRFQ
0603J2000682MXR Image
  • Part#:0603J2000682MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V X7R 0603
  • In Stock:444188
$0.049/pcsRFQ
1206Y1000472JCT Image
  • Part#:1206Y1000472JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1206
  • In Stock:130118
$0.167/pcsRFQ
1808J1000392KFT Image
  • Part#:1808J1000392KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1808
  • In Stock:66867
$0.34/pcsRFQ
1206J0160394JDT Image
  • Part#:1206J0160394JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 16V X7R 1206
  • In Stock:89015
$0.238/pcsRFQ
1812Y2500271GCT Image
  • Part#:1812Y2500271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 1812
  • In Stock:51995
$0.585/pcsRFQ
1808J0250562FFR Image
  • Part#:1808J0250562FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 1808
  • In Stock:52113
$0.588/pcsRFQ
2225Y2500330FFT Image
  • Part#:2225Y2500330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 2225
  • In Stock:6743
$5.117/pcsRFQ
1206Y0631P20DFR Image
  • Part#:1206Y0631P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 63V C0G/NP0 1206
  • In Stock:175045
$0.115/pcsRFQ
1210J0500100KFT Image
  • Part#:1210J0500100KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 1210
  • In Stock:89423
$0.246/pcsRFQ
1206Y0250390FCT Image
  • Part#:1206Y0250390FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 25V C0G/NP0 1206
  • In Stock:74199
$0.296/pcsRFQ
0805J2500100FCT Image
  • Part#:0805J2500100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 0805
  • In Stock:113530
$0.207/pcsRFQ
0805J0100682KXR Image
  • Part#:0805J0100682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 10V X7R 0805
  • In Stock:439196
$0.052/pcsRFQ
0603Y2000392MDT Image
  • Part#:0603Y2000392MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 0603
  • In Stock:327764
$0.067/pcsRFQ
2220J6300100JCT Image
  • Part#:2220J6300100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 630V C0G/NP0 2220
  • In Stock:62402
$0.546/pcsRFQ
0805Y0160472KFT Image
  • Part#:0805Y0160472KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 0805
  • In Stock:145552
$0.137/pcsRFQ
0603J1000562JXT Image
  • Part#:0603J1000562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V X7R 0603
  • In Stock:379015
$0.056/pcsRFQ
  • Part#:0805Y0500272KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:411343
$0.05/pcsRFQ
1812Y0630683GCT Image
  • Part#:1812Y0630683GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V C0G/NP0 1812
  • In Stock:20993
$1.648/pcsRFQ
1210Y1K00271FCT Image
  • Part#:1210Y1K00271FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1210
  • In Stock:55693
$0.54/pcsRFQ
1111J1006P20BQT Image
  • Part#:1111J1006P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 100V C0G/NP0 1111
  • In Stock:56474
$0.661/pcsRFQ
0805J2504P70BFR Image
  • Part#:0805J2504P70BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 0805
  • In Stock:84586
$0.256/pcsRFQ
2225Y0160273MDT Image
  • Part#:2225Y0160273MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V X7R 2225
  • In Stock:35321
$1.074/pcsRFQ
1825J5000274KXR Image
  • Part#:1825J5000274KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 500V X7R 1825
  • In Stock:37804
$0.8/pcsRFQ
0805Y0161P80DCT Image
  • Part#:0805Y0161P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 16V C0G/NP0 0805
  • In Stock:393516
$0.06/pcsRFQ
2220Y6300101FCT Image
  • Part#:2220Y6300101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V C0G/NP0 2220
  • In Stock:16781
$2.043/pcsRFQ
0805Y0630683MER Image
  • Part#:0805Y0630683MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V X7R 0805
  • In Stock:212201
$0.11/pcsRFQ
1206J2K01P20HQT Image
  • Part#:1206J2K01P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 2KV C0G/NP0 1206
  • In Stock:54477
$0.345/pcsRFQ
1812J2K50391MXT Image
  • Part#:1812J2K50391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 2.5KV X7R 1812
  • In Stock:87321
$0.269/pcsRFQ
1210J1K00331FCR Image
  • Part#:1210J1K00331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV C0G/NP0 1210
  • In Stock:64713
$0.508/pcsRFQ
1206J0100150GCT Image
  • Part#:1206J0100150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 10V C0G/NP0 1206
  • In Stock:131225
$0.143/pcsRFQ
1808J2500562JXR Image
  • Part#:1808J2500562JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V X7R 1808
  • In Stock:150008
$0.145/pcsRFQ
  • Part#:1206Y0250184MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V X7R 1206
  • In Stock:169717
$0.132/pcsRFQ
2220Y2000561FCR Image
  • Part#:2220Y2000561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 2220
  • In Stock:10577
$2.857/pcsRFQ
1206J0250473MDT Image
  • Part#:1206J0250473MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 1206
  • In Stock:242822
$0.097/pcsRFQ
2225J1000470JFR Image
  • Part#:2225J1000470JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 2225
  • In Stock:27240
$1.18/pcsRFQ
0805Y1504P00HQT Image
  • Part#:0805Y1504P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 150V C0G/NP0 0805
  • In Stock:85901
$0.419/pcsRFQ
1808J1000104MDT Image
  • Part#:1808J1000104MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 100V X7R 1808
  • In Stock:93877
$0.228/pcsRFQ
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