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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

2225Y1K00181KCR Image
  • Part#:2225Y1K00181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 2225
  • In Stock:50384
$0.726/pcsRFQ
1111J1503P60CQT Image
  • Part#:1111J1503P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 150V C0G/NP0 1111
  • In Stock:74877
$0.268/pcsRFQ
1808YA250331JXTSP Image
  • Part#:1808YA250331JXTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V X7R 1808
  • In Stock:88210
$0.267/pcsRFQ
1812J6K00820FCT Image
  • Part#:1812J6K00820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 6KV C0G/NP0 1812
  • In Stock:47774
$0.668/pcsRFQ
1808J1K20221GCT Image
  • Part#:1808J1K20221GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.2KV C0G/NP0 1808
  • In Stock:92712
$0.261/pcsRFQ
2220J1000183GCR Image
  • Part#:2220J1000183GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V C0G 2220
  • In Stock:22737
$1.473/pcsRFQ
0603Y3000390FQT Image
  • Part#:0603Y3000390FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 300V C0G/NP0 0603
  • In Stock:64476
$0.295/pcsRFQ
2225J1000682FCT Image
  • Part#:2225J1000682FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V C0G/NP0 2225
  • In Stock:10924
$3.021/pcsRFQ
1206Y0630391MDT Image
  • Part#:1206Y0630391MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V X7R 1206
  • In Stock:181162
$0.11/pcsRFQ
2225Y0250471JCR Image
  • Part#:2225Y0250471JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 2225
  • In Stock:30554
$1.02/pcsRFQ
1808Y2K05P60CCT Image
  • Part#:1808Y2K05P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 2KV C0G/NP0 1808
  • In Stock:100105
$0.231/pcsRFQ
  • Part#:1808Y1K00220FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 1808
  • In Stock:67794
$0.48/pcsRFQ
2220Y5000272MXR Image
  • Part#:2220Y5000272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V X7R 2220
  • In Stock:75355
$0.45/pcsRFQ
0603J0250471JDT Image
  • Part#:0603J0250471JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V X7R 0603
  • In Stock:280596
$0.078/pcsRFQ
0805Y2000681JDT Image
  • Part#:0805Y2000681JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V X7R 0805
  • In Stock:166797
$0.119/pcsRFQ
1812J0630822MXT Image
  • Part#:1812J0630822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 1812
  • In Stock:78616
$0.268/pcsRFQ
0805Y0100151JXR Image
  • Part#:0805Y0100151JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 10V X7R 0805
  • In Stock:389606
$0.061/pcsRFQ
2225Y1000332GFT Image
  • Part#:2225Y1000332GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 2225
  • In Stock:13874
$2.639/pcsRFQ
  • Part#:0603Y0160682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V X7R 0603
  • In Stock:507044
$0.041/pcsRFQ
1210J2000332JCT Image
  • Part#:1210J2000332JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 1210
  • In Stock:87910
$0.238/pcsRFQ
1825J5K00121FCT Image
  • Part#:1825J5K00121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 5KV C0G/NP0 1825
  • In Stock:27189
$1.37/pcsRFQ
1206Y0632P70DFT Image
  • Part#:1206Y0632P70DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 63V C0G/NP0 1206
  • In Stock:194404
$0.118/pcsRFQ
1825Y6300392GCT Image
  • Part#:1825Y6300392GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V C0G/NP0 1825
  • In Stock:29489
$1.318/pcsRFQ
1808J1K00151FFT Image
  • Part#:1808J1K00151FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 1808
  • In Stock:43794
$0.762/pcsRFQ
1206Y5000301FQT Image
  • Part#:1206Y5000301FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 300PF 500V C0G/NP0 1206
  • In Stock:34392
$1.094/pcsRFQ
0603Y0630470JQT Image
  • Part#:0603Y0630470JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 0603
  • In Stock:166960
$0.126/pcsRFQ
1206J0630151JAT Image
  • Part#:1206J0630151JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1206
  • In Stock:169928
$0.132/pcsRFQ
1210J1K25P60CCR Image
  • Part#:1210J1K25P60CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1.2KV C0G/NP0 1210
  • In Stock:105491
$0.204/pcsRFQ
1825J1K50122FCT Image
  • Part#:1825J1K50122FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.5KV C0G 1825
  • In Stock:11829
$2.932/pcsRFQ
1206Y5003P90BFR Image
  • Part#:1206Y5003P90BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 500V C0G/NP0 1206
  • In Stock:81755
$0.409/pcsRFQ
2225Y1000183JDT Image
  • Part#:2225Y1000183JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V X7R 2225
  • In Stock:25879
$1.365/pcsRFQ
0505J1000510KQT Image
  • Part#:0505J1000510KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 100V C0G/NP0 0505
  • In Stock:134760
$0.171/pcsRFQ
1210J0100123JXR Image
  • Part#:1210J0100123JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V X7R 1210
  • In Stock:122477
$0.172/pcsRFQ
1812J0160102KFT Image
  • Part#:1812J0160102KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 1812
  • In Stock:90614
$0.38/pcsRFQ
1808J0500391KCT Image
  • Part#:1808J0500391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 1808
  • In Stock:193436
$0.121/pcsRFQ
2225Y0160821KFT Image
  • Part#:2225Y0160821KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 2225
  • In Stock:26586
$1.372/pcsRFQ
1210J2000330KAT Image
  • Part#:1210J2000330KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1210
  • In Stock:79231
$0.254/pcsRFQ
2220Y0630104MXT Image
  • Part#:2220Y0630104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V X7R 2220
  • In Stock:48712
$0.689/pcsRFQ
0603J0160563MXT Image
  • Part#:0603J0160563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V X7R 0603
  • In Stock:478547
$0.05/pcsRFQ
1210J0500123MXR Image
  • Part#:1210J0500123MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V X7R 1210
  • In Stock:177317
$0.134/pcsRFQ
0805Y0500823JDT Image
  • Part#:0805Y0500823JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 0805
  • In Stock:134672
$0.152/pcsRFQ
2220Y0250470KFR Image
  • Part#:2220Y0250470KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 2220
  • In Stock:31497
$1.162/pcsRFQ
0805Y0500201JQT Image
  • Part#:0805Y0500201JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 200PF 50V C0G/NP0 0805
  • In Stock:81351
$0.249/pcsRFQ
1206J0160560FFR Image
  • Part#:1206J0160560FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 16V C0G/NP0 1206
  • In Stock:101120
$0.381/pcsRFQ
1812J0630272FFT Image
  • Part#:1812J0630272FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 1812
  • In Stock:26866
$1.435/pcsRFQ
  • Part#:0603J1003P90BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:114977
$0.175/pcsRFQ
2211JA250101GCTSP Image
  • Part#:2211JA250101GCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 2211
  • In Stock:38685
$0.99/pcsRFQ
0603J100P560CFR Image
  • Part#:0603J100P560CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56PF 100V C0G/NP0 0603
  • In Stock:230802
$0.1/pcsRFQ
0603J0100122FCR Image
  • Part#:0603J0100122FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 10V C0G/NP0 0603
  • In Stock:88274
$0.231/pcsRFQ
2225Y1000182FFR Image
  • Part#:2225Y1000182FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 2225
  • In Stock:6910
$4.875/pcsRFQ
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