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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

1111J1509P10DQT Image
  • Part#:1111J1509P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 150V C0G/NP0 1111
  • In Stock:80562
$0.287/pcsRFQ
1206Y1000100JAT Image
  • Part#:1206Y1000100JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 1206
  • In Stock:172362
$0.121/pcsRFQ
1111J1500751JQT Image
  • Part#:1111J1500751JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 750PF 150V C0G/NP0 1111
  • In Stock:87103
$0.395/pcsRFQ
0805Y2500331GQT Image
  • Part#:0805Y2500331GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 0805
  • In Stock:62961
$0.499/pcsRFQ
1808J0100271GCR Image
  • Part#:1808J0100271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V C0G/NP0 1808
  • In Stock:137314
$0.176/pcsRFQ
2225Y0250150KFR Image
  • Part#:2225Y0250150KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 25V C0G/NP0 2225
  • In Stock:20870
$1.441/pcsRFQ
1206Y1K00332JXT Image
  • Part#:1206Y1K00332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV X7R 1206
  • In Stock:152143
$0.125/pcsRFQ
1812JA256P80CCRSY2 Image
  • Part#:1812JA256P80CCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 1812
  • In Stock:77888
$0.476/pcsRFQ
1206Y2508P20DCT Image
  • Part#:1206Y2508P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 1206
  • In Stock:293112
$0.082/pcsRFQ
1206Y0500392JDT Image
  • Part#:1206Y0500392JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V X7R 1206
  • In Stock:159164
$0.141/pcsRFQ
0805J1000240GQT Image
  • Part#:0805J1000240GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 100V C0G/NP0 0805
  • In Stock:60817
$0.314/pcsRFQ
2220Y0630392JCT Image
  • Part#:2220Y0630392JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 2220
  • In Stock:47945
$0.792/pcsRFQ
2225Y2500152JFR Image
  • Part#:2225Y2500152JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 2225
  • In Stock:23517
$1.613/pcsRFQ
1808J6300100GCT Image
  • Part#:1808J6300100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 630V C0G/NP0 1808
  • In Stock:71258
$0.333/pcsRFQ
2220Y2500182KFR Image
  • Part#:2220Y2500182KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 2220
  • In Stock:30794
$1.143/pcsRFQ
1206Y5000220FFT Image
  • Part#:1206Y5000220FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V C0G/NP0 1206
  • In Stock:85937
$0.413/pcsRFQ
0805Y2000240FUT Image
  • Part#:0805Y2000240FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 200V C0G/NP0 0805
  • In Stock:58761
$0.567/pcsRFQ
1410Y1000103MXRE03 Image
  • Part#:1410Y1000103MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V X7R 1410
  • In Stock:61438
$0.307/pcsRFQ
0805J6300121MXT Image
  • Part#:0805J6300121MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V X7R 0805
  • In Stock:430592
$0.052/pcsRFQ
0603Y0250470KCT Image
  • Part#:0603Y0250470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 0603
  • In Stock:304409
$0.063/pcsRFQ
1808J1K00391KXT Image
  • Part#:1808J1K00391KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 1808
  • In Stock:147980
$0.159/pcsRFQ
0603J2008P20DCR Image
  • Part#:0603J2008P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 200V C0G/NP0 0603
  • In Stock:475297
$0.048/pcsRFQ
1808J2000220GFT Image
  • Part#:1808J2000220GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 1808
  • In Stock:68869
$0.302/pcsRFQ
2211JA250220GCRSPU Image
  • Part#:2211JA250220GCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 2211
  • In Stock:52055
$0.726/pcsRFQ
2225J6300822KXT Image
  • Part#:2225J6300822KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 630V X7R 2225
  • In Stock:44499
$0.702/pcsRFQ
1825Y5000152JCR Image
  • Part#:1825Y5000152JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1825
  • In Stock:60809
$0.634/pcsRFQ
1206J5004P70BAR Image
  • Part#:1206J5004P70BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 500V C0G/NP0 1206
  • In Stock:90915
$0.393/pcsRFQ
0805Y1000391JFT Image
  • Part#:0805Y1000391JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 0805
  • In Stock:225266
$0.096/pcsRFQ
0805Y0160472FCT Image
  • Part#:0805Y0160472FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 0805
  • In Stock:60312
$0.329/pcsRFQ
0603J0100100FCR Image
  • Part#:0603J0100100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 0603
  • In Stock:102591
$0.226/pcsRFQ
  • Part#:2220Y1000270GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 2220
  • In Stock:22270
$1.756/pcsRFQ
0603J0250221KXT Image
  • Part#:0603J0250221KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V X7R 0603
  • In Stock:474194
$0.05/pcsRFQ
  • Part#:2225J6K00220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:68278
$0.306/pcsRFQ
1812Y1K50470FCR Image
  • Part#:1812Y1K50470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.5KV C0G/NP0 1812
  • In Stock:46212
$0.732/pcsRFQ
0805J0250330GFT Image
  • Part#:0805J0250330GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 0805
  • In Stock:134700
$0.144/pcsRFQ
1808Y0254P70BFR Image
  • Part#:1808Y0254P70BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 25V C0G/NP0 1808
  • In Stock:57862
$0.607/pcsRFQ
  • Part#:0505Y0630101FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0505
  • In Stock:39657
$0.864/pcsRFQ
  • Part#:0603J0630181KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 0603
  • In Stock:200590
$0.117/pcsRFQ
1808J1000224MXT Image
  • Part#:1808J1000224MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 100V X7R 1808
  • In Stock:99297
$0.196/pcsRFQ
1111Y1500910KQT Image
  • Part#:1111Y1500910KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 150V C0G/NP0 1111
  • In Stock:71988
$0.285/pcsRFQ
  • Part#:1808J0250101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:211649
$0.088/pcsRFQ
1210Y5000272KCT Image
  • Part#:1210Y5000272KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V C0G/NP0 1210
  • In Stock:109999
$0.177/pcsRFQ
1825Y1K00102JXT Image
  • Part#:1825Y1K00102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 1825
  • In Stock:51791
$0.762/pcsRFQ
2225Y0250181KFT Image
  • Part#:2225Y0250181KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 2225
  • In Stock:20379
$1.508/pcsRFQ
0603J0630821KXR Image
  • Part#:0603J0630821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V X7R 0603
  • In Stock:524317
$0.044/pcsRFQ
1210J1K06P80CCR Image
  • Part#:1210J1K06P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1KV C0G/NP0 1210
  • In Stock:104936
$0.204/pcsRFQ
1210Y6300151FCR Image
  • Part#:1210Y6300151FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 1210
  • In Stock:82523
$0.428/pcsRFQ
1812J0160562MXT Image
  • Part#:1812J0160562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 1812
  • In Stock:84508
$0.264/pcsRFQ
2220J5000153JXR Image
  • Part#:2220J5000153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 2220
  • In Stock:56647
$0.534/pcsRFQ
0805Y0250122FFT Image
  • Part#:0805Y0250122FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 0805
  • In Stock:72839
$0.414/pcsRFQ
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