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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

1210J0250222JFR Image
  • Part#:1210J0250222JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 1210
  • In Stock:86500
$0.25/pcsRFQ
1825J3K00391JCR Image
  • Part#:1825J3K00391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 3KV C0G/NP0 1825
  • In Stock:60130
$0.609/pcsRFQ
2220J1K00392KDR Image
  • Part#:2220J1K00392KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1KV X7R 2220
  • In Stock:59515
$0.653/pcsRFQ
1111J1500131JQT Image
  • Part#:1111J1500131JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 150V C0G/NP0 1111
  • In Stock:73928
$0.307/pcsRFQ
1812Y2500392JDR Image
  • Part#:1812Y2500392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V X7R 1812
  • In Stock:59518
$0.512/pcsRFQ
2220J1000680GCR Image
  • Part#:2220J1000680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 2220
  • In Stock:29841
$1.256/pcsRFQ
1808J0250470MDR Image
  • Part#:1808J0250470MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V X7R 1808
  • In Stock:139877
$0.158/pcsRFQ
0805Y0100472GCT Image
  • Part#:0805Y0100472GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 10V C0G/NP0 0805
  • In Stock:113672
$0.174/pcsRFQ
2220J0500823JXT Image
  • Part#:2220J0500823JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 2220
  • In Stock:48764
$0.769/pcsRFQ
1210J5000473MXT Image
  • Part#:1210J5000473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 500V X7R 1210
  • In Stock:149991
$0.134/pcsRFQ
2220Y1K20390GCT Image
  • Part#:2220Y1K20390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.2KV C0G/NP0 2220
  • In Stock:39770
$0.991/pcsRFQ
2225Y0630221KFT Image
  • Part#:2225Y0630221KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 2225
  • In Stock:22658
$1.315/pcsRFQ
1206J0163P90CCR Image
  • Part#:1206J0163P90CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 16V C0G/NP0 1206
  • In Stock:193041
$0.111/pcsRFQ
1206Y0630392GAR Image
  • Part#:1206Y0630392GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 1206
  • In Stock:73702
$0.313/pcsRFQ
1206J0630121KFT Image
  • Part#:1206J0630121KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 1206
  • In Stock:173302
$0.125/pcsRFQ
2220J2000272KCR Image
  • Part#:2220J2000272KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 2220
  • In Stock:49775
$0.673/pcsRFQ
1210J1000123JXT Image
  • Part#:1210J1000123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 1210
  • In Stock:113313
$0.184/pcsRFQ
1210J0250223MXR Image
  • Part#:1210J0250223MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V X7R 1210
  • In Stock:155233
$0.136/pcsRFQ
1812Y2000271JCR Image
  • Part#:1812Y2000271JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 1812
  • In Stock:67292
$0.318/pcsRFQ
0603J0630183KDR Image
  • Part#:0603J0630183KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V X7R 0603
  • In Stock:300479
$0.07/pcsRFQ
1825J5000681KCT Image
  • Part#:1825J5000681KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V C0G/NP0 1825
  • In Stock:72612
$0.538/pcsRFQ
0805Y5000180JCR Image
  • Part#:0805Y5000180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 0805
  • In Stock:445953
$0.049/pcsRFQ
1825Y0630473JCT Image
  • Part#:1825Y0630473JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V C0G/NP0 1825
  • In Stock:30955
$1.219/pcsRFQ
1812Y2500820KCT Image
  • Part#:1812Y2500820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1812
  • In Stock:61073
$0.306/pcsRFQ
0805Y0500820GFT Image
  • Part#:0805Y0500820GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 0805
  • In Stock:137723
$0.147/pcsRFQ
2220J0160823FFT Image
  • Part#:2220J0160823FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V C0G/NP0 2220
  • In Stock:6102
$5.709/pcsRFQ
1210J0630122FCT Image
  • Part#:1210J0630122FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 1210
  • In Stock:62304
$0.596/pcsRFQ
1812J0500101KCR Image
  • Part#:1812J0500101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 1812
  • In Stock:75575
$0.257/pcsRFQ
2220Y6K00331JCT Image
  • Part#:2220Y6K00331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 6KV C0G/NP0 2220
  • In Stock:65427
$0.473/pcsRFQ
1210J0500271JAT Image
  • Part#:1210J0500271JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 1210
  • In Stock:87186
$0.252/pcsRFQ
1210Y0100390KCR Image
  • Part#:1210Y0100390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 10V C0G/NP0 1210
  • In Stock:135691
$0.154/pcsRFQ
0805J2000331KFR Image
  • Part#:0805J2000331KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 0805
  • In Stock:210879
$0.1/pcsRFQ
1210J5000222MXR Image
  • Part#:1210J5000222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 1210
  • In Stock:240428
$0.097/pcsRFQ
1825Y0500102KCR Image
  • Part#:1825Y0500102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 1825
  • In Stock:45733
$0.785/pcsRFQ
1111Y5000471JQT Image
  • Part#:1111Y5000471JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1111
  • In Stock:65381
$0.479/pcsRFQ
1210Y1000101KFT Image
  • Part#:1210Y1000101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1210
  • In Stock:84014
$0.248/pcsRFQ
1210Y0250562FFR Image
  • Part#:1210Y0250562FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 1210
  • In Stock:29844
$1.067/pcsRFQ
1206J2500391KCR Image
  • Part#:1206J2500391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1206
  • In Stock:222847
$0.089/pcsRFQ
2225Y2000120GCT Image
  • Part#:2225Y2000120GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 2225
  • In Stock:17844
$1.726/pcsRFQ
2225J1000273KXT Image
  • Part#:2225J1000273KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V X7R 2225
  • In Stock:55001
$0.646/pcsRFQ
1812J2500123GCT Image
  • Part#:1812J2500123GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V C0G 1812
  • In Stock:49003
$0.807/pcsRFQ
1206Y2000240JQT Image
  • Part#:1206Y2000240JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 200V C0G/NP0 1206
  • In Stock:124196
$0.172/pcsRFQ
2225J5K00152MXR Image
  • Part#:2225J5K00152MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 5KV X7R 2225
  • In Stock:83409
$0.39/pcsRFQ
1812J0250223FCT Image
  • Part#:1812J0250223FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 1812
  • In Stock:20776
$1.498/pcsRFQ
1812Y1000563KER Image
  • Part#:1812Y1000563KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 100V X7R 1812
  • In Stock:76176
$0.401/pcsRFQ
0805Y0630182JAT Image
  • Part#:0805Y0630182JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 0805
  • In Stock:190549
$0.121/pcsRFQ
2220Y0500223JFT Image
  • Part#:2220Y0500223JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V C0G/NP0 2220
  • In Stock:22248
$1.434/pcsRFQ
1111Y6300820FQT Image
  • Part#:1111Y6300820FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 630V C0G/NP0 1111
  • In Stock:25501
$1.234/pcsRFQ
1210Y0250474MXR Image
  • Part#:1210Y0250474MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 25V X7R 1210
  • In Stock:110766
$0.201/pcsRFQ
1206J0250122KCR Image
  • Part#:1206J0250122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1206
  • In Stock:264667
$0.09/pcsRFQ
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