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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

1206Y1K00332JDR Image
  • Part#:1206Y1K00332JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV X7R 1206
  • In Stock:113300
$0.171/pcsRFQ
1812J0250681FCT Image
  • Part#:1812J0250681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 1812
  • In Stock:37421
$0.902/pcsRFQ
0603Y2000102JDT Image
  • Part#:0603Y2000102JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V X7R 0603
  • In Stock:244792
$0.081/pcsRFQ
1812J1K50272MXT Image
  • Part#:1812J1K50272MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1.5KV X7R 1812
  • In Stock:71773
$0.267/pcsRFQ
1808Y0630154KDT Image
  • Part#:1808Y0630154KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V X7R 1808
  • In Stock:77072
$0.26/pcsRFQ
1111J2005P60BQT Image
  • Part#:1111J2005P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 200V C0G/NP0 1111
  • In Stock:54492
$0.619/pcsRFQ
2225Y0250820KCR Image
  • Part#:2225Y0250820KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 2225
  • In Stock:31358
$0.987/pcsRFQ
0603J0500121GAT Image
  • Part#:0603J0500121GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 0603
  • In Stock:139767
$0.14/pcsRFQ
1210J0250101KCT Image
  • Part#:1210J0250101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 1210
  • In Stock:145716
$0.164/pcsRFQ
2220Y2000183JXR Image
  • Part#:2220Y2000183JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 2220
  • In Stock:41040
$0.834/pcsRFQ
1206Y0630563MXT Image
  • Part#:1206Y0630563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 1206
  • In Stock:223278
$0.085/pcsRFQ
1210J0630222KCT Image
  • Part#:1210J0630222KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1210
  • In Stock:136375
$0.17/pcsRFQ
1808Y0500223MDR Image
  • Part#:1808Y0500223MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1808
  • In Stock:111729
$0.193/pcsRFQ
1808J0250561JCR Image
  • Part#:1808J0250561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 1808
  • In Stock:168251
$0.118/pcsRFQ
1210J0160153KCT Image
  • Part#:1210J0160153KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1210
  • In Stock:106024
$0.216/pcsRFQ
1206J5000560GCT Image
  • Part#:1206J5000560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:184005
$0.118/pcsRFQ
1206Y0250180JCR Image
  • Part#:1206Y0250180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 25V C0G/NP0 1206
  • In Stock:273333
$0.078/pcsRFQ
0805Y0250153MXT Image
  • Part#:0805Y0250153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V X7R 0805
  • In Stock:285126
$0.069/pcsRFQ
2225J0500391KFR Image
  • Part#:2225J0500391KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 2225
  • In Stock:34423
$1.133/pcsRFQ
1808J0630151JXR Image
  • Part#:1808J0630151JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V X7R 1808
  • In Stock:185280
$0.116/pcsRFQ
1825Y2K50561JXR Image
  • Part#:1825Y2K50561JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2.5KV X7R 1825
  • In Stock:50271
$0.733/pcsRFQ
2225Y5K00181FCT Image
  • Part#:2225Y5K00181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 5KV C0G/NP0 2225
  • In Stock:13040
$2.367/pcsRFQ
0805Y0160333KDR Image
  • Part#:0805Y0160333KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 0805
  • In Stock:226137
$0.093/pcsRFQ
1808Y5K00331MXR Image
  • Part#:1808Y5K00331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 5KV X7R 1808
  • In Stock:142125
$0.158/pcsRFQ
0805Y2502P70DQT Image
  • Part#:0805Y2502P70DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 250V C0G/NP0 0805
  • In Stock:163869
$0.147/pcsRFQ
1210Y0636P80CFT Image
  • Part#:1210Y0636P80CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 63V C0G/NP0 1210
  • In Stock:97946
$0.391/pcsRFQ
0603J0631P80HQT Image
  • Part#:0603J0631P80HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 63V C0G/NP0 0603
  • In Stock:105757
$0.19/pcsRFQ
1206J0500154JXT Image
  • Part#:1206J0500154JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V X7R 1206
  • In Stock:152016
$0.142/pcsRFQ
1206J0630330FCT Image
  • Part#:1206J0630330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 1206
  • In Stock:82181
$0.282/pcsRFQ
1825Y0100334KCT Image
  • Part#:1825Y0100334KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 10V C0G/NP0 1825
  • In Stock:18038
$2.152/pcsRFQ
1111Y1500150KQT Image
  • Part#:1111Y1500150KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 150V C0G/NP0 1111
  • In Stock:80856
$0.297/pcsRFQ
1210Y0500222FCT Image
  • Part#:1210Y0500222FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 1210
  • In Stock:61120
$0.632/pcsRFQ
1825Y0100335JXR Image
  • Part#:1825Y0100335JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 10V X7R 1825
  • In Stock:22768
$1.388/pcsRFQ
2225J0500222GCT Image
  • Part#:2225J0500222GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 2225
  • In Stock:21830
$1.547/pcsRFQ
1210J0500274JXT Image
  • Part#:1210J0500274JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 50V X7R 1210
  • In Stock:95834
$0.241/pcsRFQ
2225J1K20391KCR Image
  • Part#:2225J1K20391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.2KV C0G/NP0 2225
  • In Stock:46807
$0.711/pcsRFQ
0805Y5002P40CQT Image
  • Part#:0805Y5002P40CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 500V C0G/NP0 0805
  • In Stock:150893
$0.146/pcsRFQ
  • Part#:1206Y2000561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:227138
$0.083/pcsRFQ
1210J2000183JDT Image
  • Part#:1210J2000183JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1210
  • In Stock:70012
$0.298/pcsRFQ
1808J5006P80BCT Image
  • Part#:1808J5006P80BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 500V C0G/NP0 1808
  • In Stock:94408
$0.37/pcsRFQ
1825Y0100682FCR Image
  • Part#:1825Y0100682FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 10V C0G/NP0 1825
  • In Stock:10514
$2.908/pcsRFQ
1808Y6300220FCR Image
  • Part#:1808Y6300220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1808
  • In Stock:95255
$0.367/pcsRFQ
1210J0100473JXR Image
  • Part#:1210J0100473JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V X7R 1210
  • In Stock:111552
$0.178/pcsRFQ
1808J0100104KCR Image
  • Part#:1808J0100104KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 10V C0G/NP0 1808
  • In Stock:61972
$0.347/pcsRFQ
1812Y2000823KET Image
  • Part#:1812Y2000823KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 200V X7R 1812
  • In Stock:69433
$0.457/pcsRFQ
1825Y0500125MXT Image
  • Part#:1825Y0500125MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 50V X7R 1825
  • In Stock:31906
$1.014/pcsRFQ
0603J0630820JFT Image
  • Part#:0603J0630820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 0603
  • In Stock:261583
$0.074/pcsRFQ
1812Y6300183JER Image
  • Part#:1812Y6300183JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 630V X7R 1812
  • In Stock:55628
$0.544/pcsRFQ
2225J2500123FCR Image
  • Part#:2225J2500123FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V C0G 2225
  • In Stock:7664
$3.999/pcsRFQ
1206J1006P80BAR Image
  • Part#:1206J1006P80BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 100V C0G/NP0 1206
  • In Stock:65770
$0.343/pcsRFQ
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