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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

2220J5000102FCR Image
  • Part#:2220J5000102FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 2220
  • In Stock:22326
$1.733/pcsRFQ
1825Y3K00150GCT Image
  • Part#:1825Y3K00150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 3KV C0G/NP0 1825
  • In Stock:24023
$1.252/pcsRFQ
1206Y0630271MXT Image
  • Part#:1206Y0630271MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V X7R 1206
  • In Stock:268898
$0.079/pcsRFQ
2225J2000121FFR Image
  • Part#:2225J2000121FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 2225
  • In Stock:8581
$4.594/pcsRFQ
1812Y1000182KAR Image
  • Part#:1812Y1000182KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 1812
  • In Stock:78653
$0.424/pcsRFQ
1812Y1K00560KAT Image
  • Part#:1812Y1K00560KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 1812
  • In Stock:87468
$0.404/pcsRFQ
1825Y6300392KXT Image
  • Part#:1825Y6300392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V X7R 1825
  • In Stock:45273
$0.674/pcsRFQ
2220J3K00331MXR Image
  • Part#:2220J3K00331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 3KV X7R 2220
  • In Stock:79875
$0.422/pcsRFQ
0805Y5001P80DFT Image
  • Part#:0805Y5001P80DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 500V C0G/NP0 0805
  • In Stock:299072
$0.08/pcsRFQ
0603Y250P470BCR Image
  • Part#:0603Y250P470BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47PF 250V C0G/NP0 0603
  • In Stock:160538
$0.147/pcsRFQ
2225Y0250222GFR Image
  • Part#:2225Y0250222GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 2225
  • In Stock:15163
$2.509/pcsRFQ
1111Y6302P10BQT Image
  • Part#:1111Y6302P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 630V C0G/NP0 1111
  • In Stock:73302
$0.289/pcsRFQ
1825J0250681JCR Image
  • Part#:1825J0250681JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 1825
  • In Stock:49051
$0.738/pcsRFQ
1808Y2000104MDT Image
  • Part#:1808Y2000104MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 200V X7R 1808
  • In Stock:72674
$0.26/pcsRFQ
1210Y2000121JAT Image
  • Part#:1210Y2000121JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 1210
  • In Stock:78117
$0.282/pcsRFQ
0805Y5000820FAR Image
  • Part#:0805Y5000820FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 500V C0G/NP0 0805
  • In Stock:75891
$0.256/pcsRFQ
0805Y1000220FFT Image
  • Part#:0805Y1000220FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 0805
  • In Stock:74651
$0.29/pcsRFQ
1812J5000102GAT Image
  • Part#:1812J5000102GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 1812
  • In Stock:65298
$0.561/pcsRFQ
1812J2000680GAR Image
  • Part#:1812J2000680GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 1812
  • In Stock:55788
$0.694/pcsRFQ
1812Y6300682MER Image
  • Part#:1812Y6300682MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V X7R 1812
  • In Stock:89828
$0.387/pcsRFQ
1206Y0630680GCT Image
  • Part#:1206Y0630680GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1206
  • In Stock:153388
$0.149/pcsRFQ
0805J0160562JFT Image
  • Part#:0805J0160562JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V C0G/NP0 0805
  • In Stock:125261
$0.15/pcsRFQ
2225Y0630122JFT Image
  • Part#:2225Y0630122JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 2225
  • In Stock:23600
$1.432/pcsRFQ
1206Y0250680GCT Image
  • Part#:1206Y0250680GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1206
  • In Stock:154175
$0.146/pcsRFQ
1206J3000151JQT Image
  • Part#:1206J3000151JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 300V C0G/NP0 1206
  • In Stock:105676
$0.215/pcsRFQ
0805Y0630431FQT Image
  • Part#:0805Y0630431FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 430PF 63V C0G/NP0 0805
  • In Stock:37688
$0.793/pcsRFQ
1808J5K00390JCR Image
  • Part#:1808J5K00390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 5KV C0G/NP0 1808
  • In Stock:116560
$0.174/pcsRFQ
1210Y2K00680JCR Image
  • Part#:1210Y2K00680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2KV C0G/NP0 1210
  • In Stock:159077
$0.145/pcsRFQ
0603J0500181FCR Image
  • Part#:0603J0500181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 0603
  • In Stock:133983
$0.17/pcsRFQ
2220J0250272JCT Image
  • Part#:2220J0250272JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 2220
  • In Stock:50372
$0.684/pcsRFQ
1206J0250560GFR Image
  • Part#:1206J0250560GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 1206
  • In Stock:94208
$0.203/pcsRFQ
2225J0160124JFT Image
  • Part#:2225J0160124JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V C0G/NP0 2225
  • In Stock:19184
$1.977/pcsRFQ
2220J1000473KCR Image
  • Part#:2220J1000473KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V C0G 2220
  • In Stock:35601
$0.979/pcsRFQ
1825J5K00150JCR Image
  • Part#:1825J5K00150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 5KV C0G/NP0 1825
  • In Stock:83532
$0.278/pcsRFQ
0805Y2501P80BCT Image
  • Part#:0805Y2501P80BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 250V C0G/NP0 0805
  • In Stock:125517
$0.191/pcsRFQ
1111J1K06P80BQT Image
  • Part#:1111J1K06P80BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1KV C0G/NP0 1111
  • In Stock:44295
$0.714/pcsRFQ
1808J2000272JCR Image
  • Part#:1808J2000272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 1808
  • In Stock:127075
$0.189/pcsRFQ
0805J2500271KXT Image
  • Part#:0805J2500271KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V X7R 0805
  • In Stock:356140
$0.067/pcsRFQ
1812Y0630123JFR Image
  • Part#:1812Y0630123JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1812
  • In Stock:55604
$0.551/pcsRFQ
1206Y0250470JFT Image
  • Part#:1206Y0250470JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 1206
  • In Stock:187806
$0.124/pcsRFQ
2220J0250221JFT Image
  • Part#:2220J0250221JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V C0G/NP0 2220
  • In Stock:33880
$1.104/pcsRFQ
1808J1K00560KDT Image
  • Part#:1808J1K00560KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV X7R 1808
  • In Stock:99028
$0.226/pcsRFQ
0603Y0250821FFR Image
  • Part#:0603Y0250821FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 0603
  • In Stock:60366
$0.321/pcsRFQ
1812J5K00120FCT Image
  • Part#:1812J5K00120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 5KV C0G/NP0 1812
  • In Stock:61669
$0.585/pcsRFQ
2225J1K00223KXT Image
  • Part#:2225J1K00223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1KV X7R 2225
  • In Stock:46863
$0.721/pcsRFQ
2225J1K50221JCR Image
  • Part#:2225J1K50221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.5KV C0G/NP0 2225
  • In Stock:45692
$0.744/pcsRFQ
1210J5000390GCR Image
  • Part#:1210J5000390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 1210
  • In Stock:108878
$0.204/pcsRFQ
1825J3K00102KXR Image
  • Part#:1825J3K00102KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 3KV X7R 1825
  • In Stock:64717
$0.539/pcsRFQ
1812J0630393JCR Image
  • Part#:1812J0630393JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 63V C0G/NP0 1812
  • In Stock:83742
$0.46/pcsRFQ
1812J1000681KCR Image
  • Part#:1812J1000681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1812
  • In Stock:81536
$0.249/pcsRFQ
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