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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

0603Y0630181KCT Image
  • Part#:0603Y0630181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 0603
  • In Stock:364648
$0.052/pcsRFQ
1111J6300151FQT Image
  • Part#:1111J6300151FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 1111
  • In Stock:27925
$1.399/pcsRFQ
1111J3006P20DQT Image
  • Part#:1111J3006P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 300V C0G/NP0 1111
  • In Stock:70511
$0.31/pcsRFQ
2220J2K00271MXR Image
  • Part#:2220J2K00271MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2KV X7R 2220
  • In Stock:86975
$0.403/pcsRFQ
0603Y0500270JAT Image
  • Part#:0603Y0500270JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 0603
  • In Stock:251484
$0.077/pcsRFQ
2225Y2K00681KCT Image
  • Part#:2225Y2K00681KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2KV C0G/NP0 2225
  • In Stock:40938
$0.865/pcsRFQ
0805J5000562MDT Image
  • Part#:0805J5000562MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 0805
  • In Stock:209417
$0.098/pcsRFQ
1210Y0160471JCR Image
  • Part#:1210Y0160471JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 1210
  • In Stock:133115
$0.163/pcsRFQ
1206Y0250333JXR Image
  • Part#:1206Y0250333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V X7R 1206
  • In Stock:211796
$0.105/pcsRFQ
1206J0250222JXT Image
  • Part#:1206J0250222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V X7R 1206
  • In Stock:261734
$0.091/pcsRFQ
2220J0500103GFT Image
  • Part#:2220J0500103GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 2220
  • In Stock:15872
$1.945/pcsRFQ
1808J5000152MXT Image
  • Part#:1808J5000152MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 1808
  • In Stock:144160
$0.158/pcsRFQ
  • Part#:0603Y1000150KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:225365
$0.095/pcsRFQ
2225Y0100223GCR Image
  • Part#:2225Y0100223GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 10V C0G/NP0 2225
  • In Stock:14988
$2/pcsRFQ
1210J0630180FCT Image
  • Part#:1210J0630180FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 1210
  • In Stock:58893
$0.579/pcsRFQ
1210J0250822FCT Image
  • Part#:1210J0250822FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V C0G/NP0 1210
  • In Stock:47861
$0.718/pcsRFQ
1812Y0500330GAT Image
  • Part#:1812Y0500330GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1812
  • In Stock:51781
$0.759/pcsRFQ
0805J2003P90CQT Image
  • Part#:0805J2003P90CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 0805
  • In Stock:133658
$0.156/pcsRFQ
2225Y2500182KCT Image
  • Part#:2225Y2500182KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 2225
  • In Stock:31888
$1.074/pcsRFQ
1812J0100124KXT Image
  • Part#:1812J0100124KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 10V X7R 1812
  • In Stock:69590
$0.286/pcsRFQ
1206J0160330KFT Image
  • Part#:1206J0160330KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1206
  • In Stock:196354
$0.112/pcsRFQ
1808Y2500472KFT Image
  • Part#:1808Y2500472KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V C0G/NP0 1808
  • In Stock:83005
$0.4/pcsRFQ
0805J2003P00DQT Image
  • Part#:0805J2003P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 200V C0G/NP0 0805
  • In Stock:150482
$0.149/pcsRFQ
2220Y0250331GCT Image
  • Part#:2220Y0250331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 2220
  • In Stock:23328
$1.666/pcsRFQ
1206Y0630223FCT Image
  • Part#:1206Y0630223FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V C0G/NP0 1206
  • In Stock:54265
$0.636/pcsRFQ
1206J0502P20HQT Image
  • Part#:1206J0502P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 50V C0G/NP0 1206
  • In Stock:59736
$0.342/pcsRFQ
1825J2K50121JCR Image
  • Part#:1825J2K50121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 2.5KV C0G/NP0 1825
  • In Stock:65964
$0.548/pcsRFQ
1812Y0160824JXR Image
  • Part#:1812Y0160824JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 1812
  • In Stock:66510
$0.491/pcsRFQ
1812Y0100223JCR Image
  • Part#:1812Y0100223JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 10V C0G/NP0 1812
  • In Stock:82669
$0.469/pcsRFQ
1206Y0250473JDR Image
  • Part#:1206Y0250473JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 1206
  • In Stock:143042
$0.154/pcsRFQ
2225Y2K50103MXR Image
  • Part#:2225Y2K50103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 2.5KV X7R 2225
  • In Stock:38566
$0.948/pcsRFQ
2220J5000561KFR Image
  • Part#:2220J5000561KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 2220
  • In Stock:41380
$0.724/pcsRFQ
2220Y1K50181GCT Image
  • Part#:2220Y1K50181GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.5KV C0G/NP0 2220
  • In Stock:35535
$0.988/pcsRFQ
2225J5000331JFR Image
  • Part#:2225J5000331JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 2225
  • In Stock:36692
$1.016/pcsRFQ
0603Y5000391KXR Image
  • Part#:0603Y5000391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V X7R 0603
  • In Stock:534514
$0.042/pcsRFQ
2225J1000103GCT Image
  • Part#:2225J1000103GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V C0G 2225
  • In Stock:20775
$1.734/pcsRFQ
1808Y1000103FCT Image
  • Part#:1808Y1000103FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V C0G 1808
  • In Stock:51846
$0.744/pcsRFQ
1808J5000153MXT Image
  • Part#:1808J5000153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1808
  • In Stock:114327
$0.207/pcsRFQ
0805Y0100331FCR Image
  • Part#:0805Y0100331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 10V C0G/NP0 0805
  • In Stock:107610
$0.183/pcsRFQ
1210Y0634P70CAR Image
  • Part#:1210Y0634P70CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 63V C0G/NP0 1210
  • In Stock:61940
$0.354/pcsRFQ
2225Y1000275JXT Image
  • Part#:2225Y1000275JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 100V X7R 2225
  • In Stock:25004
$1.552/pcsRFQ
1808Y0630683KDR Image
  • Part#:1808Y0630683KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V X7R 1808
  • In Stock:104998
$0.194/pcsRFQ
2220J1K50561KXR Image
  • Part#:2220J1K50561KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.5KV X7R 2220
  • In Stock:78355
$0.416/pcsRFQ
1210J6300183JXR Image
  • Part#:1210J6300183JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 630V X7R 1210
  • In Stock:105566
$0.19/pcsRFQ
1825J5000183GCT Image
  • Part#:1825J5000183GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 500V C0G 1825
  • In Stock:21914
$1.431/pcsRFQ
1210Y2500391FCR Image
  • Part#:1210Y2500391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1210
  • In Stock:52765
$0.605/pcsRFQ
0603J0500470GAT Image
  • Part#:0603J0500470GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 0603
  • In Stock:188890
$0.127/pcsRFQ
1808Y5000272JFT Image
  • Part#:1808Y5000272JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V C0G/NP0 1808
  • In Stock:57037
$0.335/pcsRFQ
1210Y1000334MDT Image
  • Part#:1210Y1000334MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 100V X7R 1210
  • In Stock:60647
$0.345/pcsRFQ
1812J1K00331JAR Image
  • Part#:1812J1K00331JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV C0G/NP0 1812
  • In Stock:79586
$0.393/pcsRFQ
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