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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

0603Y5000331JXT Image
  • Part#:0603Y5000331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V X7R 0603
  • In Stock:433617
$0.054/pcsRFQ
1206J0501P80DQT Image
  • Part#:1206J0501P80DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 50V C0G/NP0 1206
  • In Stock:127806
$0.182/pcsRFQ
2220Y2500103JDT Image
  • Part#:2220Y2500103JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 2220
  • In Stock:28016
$1.319/pcsRFQ
1825J5000470GCR Image
  • Part#:1825J5000470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1825
  • In Stock:28768
$1.112/pcsRFQ
  • Part#:1111Y5000161FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1111
  • In Stock:32288
$1.158/pcsRFQ
1808Y0160682MXT Image
  • Part#:1808Y0160682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V X7R 1808
  • In Stock:124334
$0.154/pcsRFQ
2225J2500274JDT Image
  • Part#:2225J2500274JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 250V X7R 2225
  • In Stock:22240
$1.505/pcsRFQ
1206Y0500224MXR Image
  • Part#:1206Y0500224MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V X7R 1206
  • In Stock:206711
$0.111/pcsRFQ
0603Y1000681JXT Image
  • Part#:0603Y1000681JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V X7R 0603
  • In Stock:377179
$0.052/pcsRFQ
1210Y6300471KAR Image
  • Part#:1210Y6300471KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V C0G/NP0 1210
  • In Stock:112301
$0.18/pcsRFQ
2220J0630150KCT Image
  • Part#:2220J0630150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 2220
  • In Stock:44672
$0.681/pcsRFQ
0805J2501P00HQT Image
  • Part#:0805J2501P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 250V C0G/NP0 0805
  • In Stock:70084
$0.273/pcsRFQ
1812Y5000393KDR Image
  • Part#:1812Y5000393KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 1812
  • In Stock:89261
$0.383/pcsRFQ
1206Y0160150JFR Image
  • Part#:1206Y0160150JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 1206
  • In Stock:168486
$0.118/pcsRFQ
1812J2000393KXR Image
  • Part#:1812J2000393KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V X7R 1812
  • In Stock:90795
$0.238/pcsRFQ
  • Part#:2220Y5000120JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:55482
$0.699/pcsRFQ
1210Y2500103MDT Image
  • Part#:1210Y2500103MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 1210
  • In Stock:81354
$0.234/pcsRFQ
1812Y0250150GFT Image
  • Part#:1812Y0250150GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 25V C0G/NP0 1812
  • In Stock:38424
$0.906/pcsRFQ
0805J1000820KCT Image
  • Part#:0805J1000820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 0805
  • In Stock:406095
$0.054/pcsRFQ
1206Y2K03P00HQT Image
  • Part#:1206Y2K03P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 2000V C0G/NP0 1206
  • In Stock:79271
$0.474/pcsRFQ
2220Y1K20182MXT Image
  • Part#:2220Y1K20182MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.2KV X7R 2220
  • In Stock:69814
$0.488/pcsRFQ
0805J0163P30CCT Image
  • Part#:0805J0163P30CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 16V C0G/NP0 0805
  • In Stock:254724
$0.088/pcsRFQ
2225Y5K00271FCR Image
  • Part#:2225Y5K00271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 5KV C0G/NP0 2225
  • In Stock:15831
$2.35/pcsRFQ
1206J0630101GFT Image
  • Part#:1206J0630101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 1206
  • In Stock:134854
$0.172/pcsRFQ
0603Y2000560GFT Image
  • Part#:0603Y2000560GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 0603
  • In Stock:158318
$0.147/pcsRFQ
  • Part#:1808J0500101JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V X7R 1808
  • In Stock:151001
$0.141/pcsRFQ
0805Y0100153KXR Image
  • Part#:0805Y0100153KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V X7R 0805
  • In Stock:310804
$0.064/pcsRFQ
0805Y1000122KFR Image
  • Part#:0805Y1000122KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 0805
  • In Stock:149898
$0.126/pcsRFQ
1210J0500183KCR Image
  • Part#:1210J0500183KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V C0G/NP0 1210
  • In Stock:81807
$0.254/pcsRFQ
1812J2500152GFT Image
  • Part#:1812J2500152GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1812
  • In Stock:44666
$0.742/pcsRFQ
1808J2K00180KCR Image
  • Part#:1808J2K00180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2KV C0G/NP0 1808
  • In Stock:138706
$0.139/pcsRFQ
  • Part#:1206Y2K00330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:240949
$0.082/pcsRFQ
1206Y5000821JAR Image
  • Part#:1206Y5000821JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 1206
  • In Stock:126452
$0.153/pcsRFQ
1825J1K50182GCR Image
  • Part#:1825J1K50182GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.5KV C0G 1825
  • In Stock:31166
$1.084/pcsRFQ
1206J5000391JDT Image
  • Part#:1206J5000391JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V X7R 1206
  • In Stock:200183
$0.119/pcsRFQ
2220J0160102GCT Image
  • Part#:2220J0160102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 2220
  • In Stock:30505
$1.186/pcsRFQ
0805Y2000123KXT Image
  • Part#:0805Y2000123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 0805
  • In Stock:258937
$0.073/pcsRFQ
1206J1K00391JAR Image
  • Part#:1206J1K00391JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1000V C0G/NP0 1206
  • In Stock:127345
$0.149/pcsRFQ
2220J0100332FCR Image
  • Part#:2220J0100332FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 10V C0G/NP0 2220
  • In Stock:13975
$2.383/pcsRFQ
0805Y0630161JQT Image
  • Part#:0805Y0630161JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 160PF 63V C0G/NP0 0805
  • In Stock:82075
$0.236/pcsRFQ
2225Y0500153JFT Image
  • Part#:2225Y0500153JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V C0G/NP0 2225
  • In Stock:21343
$1.668/pcsRFQ
1206Y5000223KDT Image
  • Part#:1206Y5000223KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 500V X7R 1206
  • In Stock:182250
$0.131/pcsRFQ
2225J0630470JFT Image
  • Part#:2225J0630470JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 2225
  • In Stock:26338
$1.181/pcsRFQ
2220J2000224KXT Image
  • Part#:2220J2000224KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 200V X7R 2220
  • In Stock:49236
$0.683/pcsRFQ
0603J0163P90BFT Image
  • Part#:0603J0163P90BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 16V C0G/NP0 0603
  • In Stock:108594
$0.175/pcsRFQ
1206J1000272GAT Image
  • Part#:1206J1000272GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1206
  • In Stock:69813
$0.315/pcsRFQ
2225Y0500123GFT Image
  • Part#:2225Y0500123GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V C0G/NP0 2225
  • In Stock:13552
$2.822/pcsRFQ
1210J0506P80BCT Image
  • Part#:1210J0506P80BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 1210
  • In Stock:90417
$0.385/pcsRFQ
1210Y6300331KCR Image
  • Part#:1210Y6300331KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 630V C0G/NP0 1210
  • In Stock:188813
$0.127/pcsRFQ
1808Y0160820FFT Image
  • Part#:1808Y0160820FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 1808
  • In Stock:53524
$0.571/pcsRFQ
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