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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

2220Y1K00472KDR Image
  • Part#:2220Y1K00472KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV X7R 2220
  • In Stock:52695
$0.733/pcsRFQ
1808J0500561FCR Image
  • Part#:1808J0500561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 1808
  • In Stock:60884
$0.357/pcsRFQ
2220Y5000393KDT Image
  • Part#:2220Y5000393KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 2220
  • In Stock:49486
$0.784/pcsRFQ
2225Y1K00391JCR Image
  • Part#:2225Y1K00391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV C0G/NP0 2225
  • In Stock:40588
$0.808/pcsRFQ
0603Y0160821MDR Image
  • Part#:0603Y0160821MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V X7R 0603
  • In Stock:329927
$0.066/pcsRFQ
0603Y0500183JXR Image
  • Part#:0603Y0500183JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 0603
  • In Stock:314384
$0.063/pcsRFQ
1206Y2000152FFR Image
  • Part#:1206Y2000152FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V C0G/NP0 1206
  • In Stock:57615
$0.622/pcsRFQ
2225Y0630152GCR Image
  • Part#:2225Y0630152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 2225
  • In Stock:19901
$1.725/pcsRFQ
2225Y0250274JCT Image
  • Part#:2225Y0250274JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 25V C0G/NP0 2225
  • In Stock:15393
$2.112/pcsRFQ
1812J0250270FFR Image
  • Part#:1812J0250270FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 25V C0G/NP0 1812
  • In Stock:27264
$1.196/pcsRFQ
0805Y5000470FCT Image
  • Part#:0805Y5000470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 0805
  • In Stock:107671
$0.187/pcsRFQ
1210J6300330JAR Image
  • Part#:1210J6300330JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 630V C0G/NP0 1210
  • In Stock:133794
$0.18/pcsRFQ
1808J0500103FFR Image
  • Part#:1808J0500103FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 1808
  • In Stock:41922
$0.757/pcsRFQ
1210J0160474MDR Image
  • Part#:1210J0160474MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 16V X7R 1210
  • In Stock:80086
$0.285/pcsRFQ
0603J0160101JDT Image
  • Part#:0603J0160101JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V X7R 0603
  • In Stock:281498
$0.079/pcsRFQ
1206J2000124JXT Image
  • Part#:1206J2000124JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 200V X7R 1206
  • In Stock:131118
$0.178/pcsRFQ
1812J1K00681KFR Image
  • Part#:1812J1K00681KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 1812
  • In Stock:85340
$0.378/pcsRFQ
1206J0630821JDT Image
  • Part#:1206J0630821JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V X7R 1206
  • In Stock:151363
$0.138/pcsRFQ
1808J1K20271JXT Image
  • Part#:1808J1K20271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV X7R 1808
  • In Stock:94105
$0.218/pcsRFQ
1206Y6300181JER Image
  • Part#:1206Y6300181JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V X7R 1206
  • In Stock:162593
$0.124/pcsRFQ
1206J5000101MXR Image
  • Part#:1206J5000101MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:436700
$0.054/pcsRFQ
1812Y1000224KET Image
  • Part#:1812Y1000224KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 100V X7R 1812
  • In Stock:58209
$0.542/pcsRFQ
1206J0250104KDR Image
  • Part#:1206J0250104KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V X7R 1206
  • In Stock:225472
$0.098/pcsRFQ
2225Y5000471GFR Image
  • Part#:2225Y5000471GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 2225
  • In Stock:15731
$2.066/pcsRFQ
0805J250P800DUT Image
  • Part#:0805J250P800DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.8PF 250V C0G/NP0 0805
  • In Stock:102523
$0.184/pcsRFQ
2220Y0100120FCT Image
  • Part#:2220Y0100120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 10V C0G/NP0 2220
  • In Stock:12835
$2.821/pcsRFQ
0805Y050P600HQT Image
  • Part#:0805Y050P600HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 50V C0G/NP0 0805
  • In Stock:79988
$0.285/pcsRFQ
2225Y0250270FCT Image
  • Part#:2225Y0250270FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 25V C0G/NP0 2225
  • In Stock:9412
$3.749/pcsRFQ
1206J0160820JCR Image
  • Part#:1206J0160820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 1206
  • In Stock:258638
$0.078/pcsRFQ
2225Y0500122KCR Image
  • Part#:2225Y0500122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 2225
  • In Stock:38648
$0.918/pcsRFQ
1210Y0100562JXT Image
  • Part#:1210Y0100562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 10V X7R 1210
  • In Stock:107271
$0.194/pcsRFQ
  • Part#:2220Y0250181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:56765
$0.68/pcsRFQ
1206J0250151JFR Image
  • Part#:1206J0250151JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1206
  • In Stock:195653
$0.098/pcsRFQ
1206J0250560KCT Image
  • Part#:1206J0250560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 1206
  • In Stock:273522
$0.082/pcsRFQ
1210J0630562GCT Image
  • Part#:1210J0630562GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1210
  • In Stock:102293
$0.355/pcsRFQ
2225J0500154KCT Image
  • Part#:2225J0500154KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V C0G/NP0 2225
  • In Stock:21315
$1.573/pcsRFQ
1825J1K50222GCR Image
  • Part#:1825J1K50222GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.5KV C0G 1825
  • In Stock:28100
$1.153/pcsRFQ
1808J0250272MDT Image
  • Part#:1808J0250272MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V X7R 1808
  • In Stock:126639
$0.179/pcsRFQ
0805Y1000392KDT Image
  • Part#:0805Y1000392KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V X7R 0805
  • In Stock:212374
$0.093/pcsRFQ
1206J0633P00DQT Image
  • Part#:1206J0633P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 63V C0G/NP0 1206
  • In Stock:115598
$0.176/pcsRFQ
2220Y2000823JXR Image
  • Part#:2220Y2000823JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 200V X7R 2220
  • In Stock:45003
$0.833/pcsRFQ
0805J1000822JDR Image
  • Part#:0805J1000822JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V X7R 0805
  • In Stock:200319
$0.102/pcsRFQ
0805J0164P70DCT Image
  • Part#:0805J0164P70DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 16V C0G/NP0 0805
  • In Stock:353914
$0.057/pcsRFQ
0805Y2001P50BAT Image
  • Part#:0805Y2001P50BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 200V C0G/NP0 0805
  • In Stock:71738
$0.28/pcsRFQ
2225Y0630181KCR Image
  • Part#:2225Y0630181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 2225
  • In Stock:36491
$0.833/pcsRFQ
2225Y1000183KCR Image
  • Part#:2225Y1000183KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V C0G 2225
  • In Stock:32658
$1.109/pcsRFQ
0805J1000331JFR Image
  • Part#:0805J1000331JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 0805
  • In Stock:268862
$0.084/pcsRFQ
0805Y2500111FUT Image
  • Part#:0805Y2500111FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 250V C0G/NP0 0805
  • In Stock:50451
$0.778/pcsRFQ
2225J0500820FCT Image
  • Part#:2225J0500820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 2225
  • In Stock:11936
$2.837/pcsRFQ
0805Y1000680GAR Image
  • Part#:0805Y1000680GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 0805
  • In Stock:158995
$0.134/pcsRFQ
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