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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

1210Y1000334KXT Image
  • Part#:1210Y1000334KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 100V X7R 1210
  • In Stock:78884
$0.255/pcsRFQ
2225J1000393MXT Image
  • Part#:2225J1000393MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V X7R 2225
  • In Stock:50809
$0.626/pcsRFQ
0603Y0100471JCT Image
  • Part#:0603Y0100471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 10V C0G/NP0 0603
  • In Stock:385342
$0.062/pcsRFQ
0805J6300182MXR Image
  • Part#:0805J6300182MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 630V X7R 0805
  • In Stock:335358
$0.062/pcsRFQ
1812Y2000181JFR Image
  • Part#:1812Y2000181JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1812
  • In Stock:89546
$0.44/pcsRFQ
1812YA250221MXRSY2 Image
  • Part#:1812YA250221MXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V X7R 1812
  • In Stock:71199
$0.321/pcsRFQ
1812Y5000332FAT Image
  • Part#:1812Y5000332FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V C0G/NP0 1812
  • In Stock:26413
$1.178/pcsRFQ
1206Y2503P30CCR Image
  • Part#:1206Y2503P30CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 250V C0G/NP0 1206
  • In Stock:175054
$0.11/pcsRFQ
0603J0250120KFR Image
  • Part#:0603J0250120KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 0603
  • In Stock:255399
$0.094/pcsRFQ
2225Y6300332MXT Image
  • Part#:2225Y6300332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 630V X7R 2225
  • In Stock:47395
$0.739/pcsRFQ
0603J0250471FCR Image
  • Part#:0603J0250471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 0603
  • In Stock:126883
$0.187/pcsRFQ
0603Y2500151MDT Image
  • Part#:0603Y2500151MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 0603
  • In Stock:377913
$0.061/pcsRFQ
2225Y5000393MDT Image
  • Part#:2225Y5000393MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 2225
  • In Stock:39974
$0.874/pcsRFQ
2225Y6300392JXT Image
  • Part#:2225Y6300392JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V X7R 2225
  • In Stock:30969
$1.037/pcsRFQ
1825Y5000102JCT Image
  • Part#:1825Y5000102JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 1825
  • In Stock:52508
$0.653/pcsRFQ
0603J2504P30CUT Image
  • Part#:0603J2504P30CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 250V C0G/NP0 0603
  • In Stock:172123
$0.121/pcsRFQ
1808Y2000331MDT Image
  • Part#:1808Y2000331MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V X7R 1808
  • In Stock:128253
$0.187/pcsRFQ
1210Y5005P60CCT Image
  • Part#:1210Y5005P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 1210
  • In Stock:101363
$0.216/pcsRFQ
0805J1000441GQT Image
  • Part#:0805J1000441GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 440PF 100V C0G/NP0 0805
  • In Stock:88582
$0.444/pcsRFQ
1111Y6306P20DQT Image
  • Part#:1111Y6306P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 630V C0G/NP0 1111
  • In Stock:74402
$0.321/pcsRFQ
1210J1000100FAR Image
  • Part#:1210J1000100FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 1210
  • In Stock:47128
$0.812/pcsRFQ
1206Y2500151GCR Image
  • Part#:1206Y2500151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1206
  • In Stock:125552
$0.168/pcsRFQ
1825J2000124KXT Image
  • Part#:1825J2000124KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 200V X7R 1825
  • In Stock:51038
$0.732/pcsRFQ
2220J0250102GCT Image
  • Part#:2220J0250102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 2220
  • In Stock:26756
$1.177/pcsRFQ
2220J0160221FFR Image
  • Part#:2220J0160221FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 2220
  • In Stock:8970
$4.084/pcsRFQ
1812J2500394JXT Image
  • Part#:1812J2500394JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 250V X7R 1812
  • In Stock:57121
$0.553/pcsRFQ
2225Y2K00123MXR Image
  • Part#:2225Y2K00123MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 2KV X7R 2225
  • In Stock:35290
$1.082/pcsRFQ
1206J2000441KQT Image
  • Part#:1206J2000441KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 440PF 200V C0G/NP0 1206
  • In Stock:75321
$0.27/pcsRFQ
0805Y0630822KDT Image
  • Part#:0805Y0630822KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 0805
  • In Stock:253622
$0.087/pcsRFQ
1111Y5003P90HUT Image
  • Part#:1111Y5003P90HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 500V C0G/NP0 1111
  • In Stock:4045
 RFQ
2220Y2K00103KXT Image
  • Part#:2220Y2K00103KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 2KV X7R 2220
  • In Stock:51369
$0.692/pcsRFQ
2220Y1K00120GCR Image
  • Part#:2220Y1K00120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 2220
  • In Stock:40691
$0.913/pcsRFQ
1206Y0258P20BCR Image
  • Part#:1206Y0258P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 25V C0G/NP0 1206
  • In Stock:76955
$0.243/pcsRFQ
1206J500P900HQT Image
  • Part#:1206J500P900HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 500V C0G/NP0 1206
  • In Stock:76055
$0.302/pcsRFQ
0805J3000430JQT Image
  • Part#:0805J3000430JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 300V C0G/NP0 0805
  • In Stock:117210
$0.188/pcsRFQ
1825J5000123KXT Image
  • Part#:1825J5000123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 500V X7R 1825
  • In Stock:65192
$0.547/pcsRFQ
1808J0166P80DFT Image
  • Part#:1808J0166P80DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 16V C0G/NP0 1808
  • In Stock:92656
$0.214/pcsRFQ
2225Y2K00120KCT Image
  • Part#:2225Y2K00120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2KV C0G/NP0 2225
  • In Stock:42820
$0.813/pcsRFQ
1808J2K50390JCR Image
  • Part#:1808J2K50390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 2.5KV C0G/NP0 1808
  • In Stock:163707
$0.143/pcsRFQ
1812J1K00562JXT Image
  • Part#:1812J1K00562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV X7R 1812
  • In Stock:83515
$0.28/pcsRFQ
2220J0500471FCR Image
  • Part#:2220J0500471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 2220
  • In Stock:14966
$2.441/pcsRFQ
  • Part#:1206Y2000103JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:219001
$0.091/pcsRFQ
2220Y0250183MXT Image
  • Part#:2220Y0250183MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V X7R 2220
  • In Stock:55041
$0.691/pcsRFQ
2211YA250680GCTSPU Image
  • Part#:2211YA250680GCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 2211
  • In Stock:35690
$0.9/pcsRFQ
2220J2000222FFR Image
  • Part#:2220J2000222FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 2220
  • In Stock:9098
$3.829/pcsRFQ
2225Y0160393JDR Image
  • Part#:2225Y0160393JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 2225
  • In Stock:26270
$1.321/pcsRFQ
1812Y2000222GCT Image
  • Part#:1812Y2000222GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 1812
  • In Stock:65331
$0.586/pcsRFQ
2225J0630683JFT Image
  • Part#:2225J0630683JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V C0G/NP0 2225
  • In Stock:16076
$2.133/pcsRFQ
2220Y1K00123MDT Image
  • Part#:2220Y1K00123MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 1KV X7R 2220
  • In Stock:46016
$0.78/pcsRFQ
1210Y6300220FCT Image
  • Part#:1210Y6300220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1210
  • In Stock:83636
$0.421/pcsRFQ
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