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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

2220Y1K50182JCT Image
  • Part#:2220Y1K50182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.5KV C0G 2220
  • In Stock:51552
$0.629/pcsRFQ
0603J2502P20BFR Image
  • Part#:0603J2502P20BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 250V C0G/NP0 0603
  • In Stock:97089
$0.21/pcsRFQ
  • Part#:2225Y6300470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:49477
$0.695/pcsRFQ
  • Part#:1210J0100273FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:37927
$0.859/pcsRFQ
1808J0500224JDR Image
  • Part#:1808J0500224JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V X7R 1808
  • In Stock:69605
$0.34/pcsRFQ
2225J1K20682GCT Image
  • Part#:2225J1K20682GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1.2KV C0G 2225
  • In Stock:19514
$1.975/pcsRFQ
1210Y1000272JAR Image
  • Part#:1210Y1000272JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1210
  • In Stock:70043
$0.27/pcsRFQ
2225J5000271KFT Image
  • Part#:2225J5000271KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 2225
  • In Stock:33226
$1.003/pcsRFQ
1206Y0630472GAR Image
  • Part#:1206Y0630472GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 1206
  • In Stock:76832
$0.308/pcsRFQ
1825Y0630683FCR Image
  • Part#:1825Y0630683FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V C0G/NP0 1825
  • In Stock:8240
$4.472/pcsRFQ
1808J0500180KFT Image
  • Part#:1808J0500180KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 1808
  • In Stock:101099
$0.202/pcsRFQ
1210J2000183KDT Image
  • Part#:1210J2000183KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1210
  • In Stock:98015
$0.234/pcsRFQ
1206J0160680JFT Image
  • Part#:1206J0160680JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 16V C0G/NP0 1206
  • In Stock:186892
$0.119/pcsRFQ
1812J6300683JXR Image
  • Part#:1812J6300683JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 630V X7R 1812
  • In Stock:57089
$0.361/pcsRFQ
2225J0100564JXT Image
  • Part#:2225J0100564JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 10V X7R 2225
  • In Stock:33664
$1.03/pcsRFQ
1812Y1K50151GCT Image
  • Part#:1812Y1K50151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.5KV C0G/NP0 1812
  • In Stock:78423
$0.483/pcsRFQ
1825J5K00820GCT Image
  • Part#:1825J5K00820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 5KV C0G/NP0 1825
  • In Stock:68565
$0.542/pcsRFQ
1210Y0630182JCT Image
  • Part#:1210Y0630182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 1210
  • In Stock:106097
$0.184/pcsRFQ
1210J5000272KDR Image
  • Part#:1210J5000272KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V X7R 1210
  • In Stock:134536
$0.152/pcsRFQ
0805J0635P60DAR Image
  • Part#:0805J0635P60DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 63V C0G/NP0 0805
  • In Stock:287179
$0.076/pcsRFQ
0505J1000221JQT Image
  • Part#:0505J1000221JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 0505
  • In Stock:97705
$0.242/pcsRFQ
1206Y1000821KAR Image
  • Part#:1206Y1000821KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 1206
  • In Stock:182862
$0.131/pcsRFQ
1210J0630222JAR Image
  • Part#:1210J0630222JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1210
  • In Stock:84176
$0.257/pcsRFQ
0505J1501P10HQT Image
  • Part#:0505J1501P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 150V C0G/NP0 0505
  • In Stock:69751
$0.28/pcsRFQ
1210Y0100222JCR Image
  • Part#:1210Y0100222JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V C0G/NP0 1210
  • In Stock:121741
$0.173/pcsRFQ
0603Y0501P20DFT Image
  • Part#:0603Y0501P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 50V C0G/NP0 0603
  • In Stock:254109
$0.076/pcsRFQ
1808YA250681KCTSPU Image
  • Part#:1808YA250681KCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1808
  • In Stock:67433
$0.298/pcsRFQ
0805J0502P20BFT Image
  • Part#:0805J0502P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 50V C0G/NP0 0805
  • In Stock:73739
$0.261/pcsRFQ
2220J2K00271FCR Image
  • Part#:2220J2K00271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2KV C0G/NP0 2220
  • In Stock:18024
$1.75/pcsRFQ
2225J6K00331JXT Image
  • Part#:2225J6K00331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 6KV X7R 2225
  • In Stock:71637
$0.47/pcsRFQ
1808J0250822JFR Image
  • Part#:1808J0250822JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V C0G/NP0 1808
  • In Stock:87399
$0.222/pcsRFQ
1808Y0250394JDT Image
  • Part#:1808Y0250394JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 25V X7R 1808
  • In Stock:60642
$0.344/pcsRFQ
1812Y0250271GCT Image
  • Part#:1812Y0250271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 1812
  • In Stock:62572
$0.56/pcsRFQ
2225Y5000103MXT Image
  • Part#:2225Y5000103MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 2225
  • In Stock:54738
$0.621/pcsRFQ
2225J0160563FCT Image
  • Part#:2225J0160563FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V C0G/NP0 2225
  • In Stock:8740
$3.893/pcsRFQ
2225Y0250125MXR Image
  • Part#:2225Y0250125MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 25V X7R 2225
  • In Stock:34212
$0.939/pcsRFQ
0603J0250681FFT Image
  • Part#:0603J0250681FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 0603
  • In Stock:74232
$0.316/pcsRFQ
0603J0502P20CFT Image
  • Part#:0603J0502P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 50V C0G/NP0 0603
  • In Stock:203921
$0.103/pcsRFQ
1206J2500330KFR Image
  • Part#:1206J2500330KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1206
  • In Stock:211599
$0.113/pcsRFQ
1812Y0160152KCT Image
  • Part#:1812Y0160152KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 1812
  • In Stock:66687
$0.308/pcsRFQ
  • Part#:1210Y0630820FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:41895
$0.729/pcsRFQ
2225Y0160820KFR Image
  • Part#:2225Y0160820KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 2225
  • In Stock:24859
$1.429/pcsRFQ
2225J0100124FCT Image
  • Part#:2225J0100124FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 10V C0G/NP0 2225
  • In Stock:7482
$4.721/pcsRFQ
1111J1K00121KQT Image
  • Part#:1111J1K00121KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1KV C0G/NP0 1111
  • In Stock:61304
$0.351/pcsRFQ
0603J0160680JFT Image
  • Part#:0603J0160680JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 16V C0G/NP0 0603
  • In Stock:239862
$0.096/pcsRFQ
1210J2K00331JXT Image
  • Part#:1210J2K00331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV X7R 1210
  • In Stock:142537
$0.164/pcsRFQ
1812Y0100120FCT Image
  • Part#:1812Y0100120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 10V C0G/NP0 1812
  • In Stock:25001
$1.237/pcsRFQ
2225J2500150JFR Image
  • Part#:2225J2500150JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 2225
  • In Stock:25379
$1.289/pcsRFQ
2225J6K00102KXT Image
  • Part#:2225J6K00102KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 6KV X7R 2225
  • In Stock:73542
$0.418/pcsRFQ
0805Y0500821FAT Image
  • Part#:0805Y0500821FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 0805
  • In Stock:77828
$0.311/pcsRFQ
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