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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

1808Y0250331JDR Image
  • Part#:1808Y0250331JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V X7R 1808
  • In Stock:132387
$0.174/pcsRFQ
0805Y5001P80CFT Image
  • Part#:0805Y5001P80CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 500V C0G/NP0 0805
  • In Stock:163575
$0.136/pcsRFQ
1210Y0160682MXR Image
  • Part#:1210Y0160682MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V X7R 1210
  • In Stock:143413
$0.138/pcsRFQ
1206J0630153JDR Image
  • Part#:1206J0630153JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V X7R 1206
  • In Stock:172742
$0.132/pcsRFQ
1206J6303P30HQT Image
  • Part#:1206J6303P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 630V C0G/NP0 1206
  • In Stock:83800
$0.466/pcsRFQ
2220Y1000220JCR Image
  • Part#:2220Y1000220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 2220
  • In Stock:40900
$0.788/pcsRFQ
1210J1000181FCT Image
  • Part#:1210J1000181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1210
  • In Stock:53375
$0.57/pcsRFQ
1206Y0163P30DCR Image
  • Part#:1206Y0163P30DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 16V C0G/NP0 1206
  • In Stock:281678
$0.077/pcsRFQ
1825Y1K00390FCR Image
  • Part#:1825Y1K00390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 1825
  • In Stock:19338
$1.918/pcsRFQ
1812J2500102JCT Image
  • Part#:1812J2500102JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1812
  • In Stock:75758
$0.292/pcsRFQ
2220J5000123JXR Image
  • Part#:2220J5000123JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 500V X7R 2220
  • In Stock:58577
$0.541/pcsRFQ
1812J1K00561KCT Image
  • Part#:1812J1K00561KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 1812
  • In Stock:71882
$0.289/pcsRFQ
1206Y0106P80CCR Image
  • Part#:1206Y0106P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 10V C0G/NP0 1206
  • In Stock:180784
$0.117/pcsRFQ
1206Y2000563MDR Image
  • Part#:1206Y2000563MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 200V X7R 1206
  • In Stock:133098
$0.174/pcsRFQ
1206J1K05P60DAT Image
  • Part#:1206J1K05P60DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1000V C0G/NP0 1206
  • In Stock:157571
$0.124/pcsRFQ
2220J2000271GFT Image
  • Part#:2220J2000271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 2220
  • In Stock:14476
$2.177/pcsRFQ
1812Y0500104MDT Image
  • Part#:1812Y0500104MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V X7R 1812
  • In Stock:85121
$0.451/pcsRFQ
1825Y5000150GCR Image
  • Part#:1825Y5000150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 1825
  • In Stock:29255
$1.224/pcsRFQ
1206J1K50151JCR Image
  • Part#:1206J1K50151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.5KV C0G/NP0 1206
  • In Stock:168631
$0.115/pcsRFQ
1111J1500820GQT Image
  • Part#:1111J1500820GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 150V C0G/NP0 1111
  • In Stock:65976
$0.527/pcsRFQ
2220Y0500124JXR Image
  • Part#:2220Y0500124JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 2220
  • In Stock:39841
$0.895/pcsRFQ
0805Y1002P40DQT Image
  • Part#:0805Y1002P40DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 100V C0G/NP0 0805
  • In Stock:148674
$0.151/pcsRFQ
1808Y2000182JCR Image
  • Part#:1808Y2000182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V C0G/NP0 1808
  • In Stock:134644
$0.17/pcsRFQ
1812J4K00391MXR Image
  • Part#:1812J4K00391MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 4KV X7R 1812
  • In Stock:84218
$0.241/pcsRFQ
2220Y6300332KXT Image
  • Part#:2220Y6300332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 630V X7R 2220
  • In Stock:65063
$0.543/pcsRFQ
0805Y1000823JXR Image
  • Part#:0805Y1000823JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 100V X7R 0805
  • In Stock:216209
$0.105/pcsRFQ
0805J0250471GFT Image
  • Part#:0805J0250471GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 0805
  • In Stock:157110
$0.15/pcsRFQ
1812J1000221JFR Image
  • Part#:1812J1000221JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1812
  • In Stock:84766
$0.391/pcsRFQ
1808J5000332JFT Image
  • Part#:1808J5000332JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V C0G/NP0 1808
  • In Stock:60610
$0.348/pcsRFQ
1808J1K00121JCT Image
  • Part#:1808J1K00121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1KV C0G/NP0 1808
  • In Stock:141749
$0.162/pcsRFQ
1812Y1000334JDT Image
  • Part#:1812Y1000334JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 100V X7R 1812
  • In Stock:45109
$0.877/pcsRFQ
1210Y0100680KCR Image
  • Part#:1210Y0100680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 10V C0G/NP0 1210
  • In Stock:144253
$0.154/pcsRFQ
2220Y1K00820JCR Image
  • Part#:2220Y1K00820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 2220
  • In Stock:63506
$0.526/pcsRFQ
2220Y1000332KFR Image
  • Part#:2220Y1000332KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 2220
  • In Stock:31088
$1.059/pcsRFQ
2225Y0100330JCT Image
  • Part#:2225Y0100330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 10V C0G/NP0 2225
  • In Stock:27940
$1.081/pcsRFQ
1206J0631P80DCT Image
  • Part#:1206J0631P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:294179
$0.068/pcsRFQ
0805Y6300181KCT Image
  • Part#:0805Y6300181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V C0G/NP0 0805
  • In Stock:379597
$0.056/pcsRFQ
1825Y6300150JCR Image
  • Part#:1825Y6300150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 630V C0G/NP0 1825
  • In Stock:55352
$0.646/pcsRFQ
0603J0500181GAR Image
  • Part#:0603J0500181GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 0603
  • In Stock:148605
$0.134/pcsRFQ
1808J0160105JDR Image
  • Part#:1808J0160105JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 16V X7R 1808
  • In Stock:90490
$0.429/pcsRFQ
0805J5006P80CFR Image
  • Part#:0805J5006P80CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 500V C0G/NP0 0805
  • In Stock:175896
$0.123/pcsRFQ
1812J0160333GCT Image
  • Part#:1812J0160333GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V C0G/NP0 1812
  • In Stock:62375
$0.626/pcsRFQ
1206J0508P20CFR Image
  • Part#:1206J0508P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 1206
  • In Stock:135924
$0.161/pcsRFQ
1210J6300220JAR Image
  • Part#:1210J6300220JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1210
  • In Stock:115247
$0.176/pcsRFQ
2220Y0500332KCR Image
  • Part#:2220Y0500332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 2220
  • In Stock:51646
$0.71/pcsRFQ
  • Part#:2225Y6K00560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:21100
$1.746/pcsRFQ
1206J1K00100GAR Image
  • Part#:1206J1K00100GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:266929
$0.086/pcsRFQ
1206J1K00221KFR Image
  • Part#:1206J1K00221KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV C0G/NP0 1206
  • In Stock:165133
$0.135/pcsRFQ
2225J1000275JXT Image
  • Part#:2225J1000275JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 100V X7R 2225
  • In Stock:27781
$1.34/pcsRFQ
  • Part#:2225Y0630473KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:34435
$1.119/pcsRFQ
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