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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

2225J5000153KDT Image
  • Part#:2225J5000153KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 2225
  • In Stock:40569
$0.82/pcsRFQ
0805J0250330FCT Image
  • Part#:0805J0250330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 0805
  • In Stock:119677
$0.183/pcsRFQ
1825J1K20331KXR Image
  • Part#:1825J1K20331KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.2KV X7R 1825
  • In Stock:63007
$0.483/pcsRFQ
2220J2000123GFR Image
  • Part#:2220J2000123GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V C0G 2220
  • In Stock:16821
$2.343/pcsRFQ
1808Y6300181KCT Image
  • Part#:1808Y6300181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V C0G/NP0 1808
  • In Stock:132827
$0.17/pcsRFQ
2220Y2500105KXT Image
  • Part#:2220Y2500105KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 250V X7R 2220
  • In Stock:27408
$1.156/pcsRFQ
1808J2000270MDT Image
  • Part#:1808J2000270MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V X7R 1808
  • In Stock:126677
$0.175/pcsRFQ
0805Y1000620KQT Image
  • Part#:0805Y1000620KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 100V C0G/NP0 0805
  • In Stock:100904
$0.194/pcsRFQ
1825Y0500180JCT Image
  • Part#:1825Y0500180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 1825
  • In Stock:38232
$0.918/pcsRFQ
0805Y0160471MDT Image
  • Part#:0805Y0160471MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V X7R 0805
  • In Stock:300510
$0.08/pcsRFQ
1812J0250151FFT Image
  • Part#:1812J0250151FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1812
  • In Stock:29235
$1.326/pcsRFQ
1206J6305P60CQT Image
  • Part#:1206J6305P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 630V C0G/NP0 1206
  • In Stock:81751
$0.231/pcsRFQ
1111Y2K00390JQT Image
  • Part#:1111Y2K00390JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 2000V C0G/NP0 1111
  • In Stock:63365
$0.349/pcsRFQ
0805J0500120GAT Image
  • Part#:0805J0500120GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 0805
  • In Stock:133489
$0.142/pcsRFQ
0603J0500122GCT Image
  • Part#:0603J0500122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 0603
  • In Stock:216040
$0.1/pcsRFQ
0603Y050P800BQT Image
  • Part#:0603Y050P800BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.8PF 50V C0G/NP0 0603
  • In Stock:285664
$0.083/pcsRFQ
1206J5000102KAT Image
  • Part#:1206J5000102KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 1206
  • In Stock:152166
$0.143/pcsRFQ
  • Part#:1808J0630560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:257431
$0.088/pcsRFQ
  • Part#:0603J3003P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 300V C0G/NP0 0603
  • In Stock:86107
$0.258/pcsRFQ
1206Y2000123KDT Image
  • Part#:1206Y2000123KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 1206
  • In Stock:160299
$0.131/pcsRFQ
1206J3000221GQT Image
  • Part#:1206J3000221GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 300V C0G/NP0 1206
  • In Stock:56856
$0.36/pcsRFQ
1111Y5000160KQT Image
  • Part#:1111Y5000160KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 500V C0G/NP0 1111
  • In Stock:63656
$0.343/pcsRFQ
1808Y2500392JCT Image
  • Part#:1808Y2500392JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V C0G/NP0 1808
  • In Stock:90242
$0.261/pcsRFQ
1812J0630390KAR Image
  • Part#:1812J0630390KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 1812
  • In Stock:55571
$0.349/pcsRFQ
1812Y1000681FCT Image
  • Part#:1812Y1000681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1812
  • In Stock:32927
$1.07/pcsRFQ
1206J1000151KAR Image
  • Part#:1206J1000151KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 1206
  • In Stock:166669
$0.114/pcsRFQ
1825J4K00470FCR Image
  • Part#:1825J4K00470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 4KV C0G/NP0 1825
  • In Stock:30921
$0.964/pcsRFQ
2225J0160152GFT Image
  • Part#:2225J0160152GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 2225
  • In Stock:14358
$2.258/pcsRFQ
2225Y0160272JCR Image
  • Part#:2225Y0160272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 2225
  • In Stock:33388
$0.96/pcsRFQ
1206J1502P20HQT Image
  • Part#:1206J1502P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 150V C0G/NP0 1206
  • In Stock:64422
$0.346/pcsRFQ
2220J5000122KXT Image
  • Part#:2220J5000122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V X7R 2220
  • In Stock:76157
$0.437/pcsRFQ
1206Y5000153KXR Image
  • Part#:1206Y5000153KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1206
  • In Stock:264317
$0.087/pcsRFQ
0805J0250152JDT Image
  • Part#:0805J0250152JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V X7R 0805
  • In Stock:233969
$0.094/pcsRFQ
1812Y6300473MET Image
  • Part#:1812Y6300473MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 630V X7R 1812
  • In Stock:63809
$0.466/pcsRFQ
1206Y2500120GCR Image
  • Part#:1206Y2500120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1206
  • In Stock:155691
$0.144/pcsRFQ
0805J0630470KCT Image
  • Part#:0805J0630470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 0805
  • In Stock:429332
$0.055/pcsRFQ
0603J5008P20BCT Image
  • Part#:0603J5008P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 500V C0G/NP0 0603
  • In Stock:131525
$0.147/pcsRFQ
1210J2504P70BFR Image
  • Part#:1210J2504P70BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 1210
  • In Stock:54644
$0.563/pcsRFQ
1206Y0500220JQT Image
  • Part#:1206Y0500220JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 1206
  • In Stock:120542
$0.17/pcsRFQ
  • Part#:1206Y2000130GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:63169
$0.298/pcsRFQ
1812J0630390KCR Image
  • Part#:1812J0630390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 1812
  • In Stock:90850
$0.238/pcsRFQ
1825Y0630154GCT Image
  • Part#:1825Y0630154GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V C0G/NP0 1825
  • In Stock:8922
$3.335/pcsRFQ
1808Y1000222MDR Image
  • Part#:1808Y1000222MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V X7R 1808
  • In Stock:130577
$0.166/pcsRFQ
1210Y1K23P90CCT Image
  • Part#:1210Y1K23P90CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 1.2KV C0G/NP0 1210
  • In Stock:92599
$0.226/pcsRFQ
1206Y2K01P80BCR Image
  • Part#:1206Y2K01P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 2KV C0G/NP0 1206
  • In Stock:75409
$0.298/pcsRFQ
2220Y1K00473JDR Image
  • Part#:2220Y1K00473JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 1KV X7R 2220
  • In Stock:32196
$1.218/pcsRFQ
1210Y1000271KCR Image
  • Part#:1210Y1000271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1210
  • In Stock:120905
$0.156/pcsRFQ
1808J0160100GCR Image
  • Part#:1808J0160100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 16V C0G/NP0 1808
  • In Stock:99326
$0.204/pcsRFQ
1206Y1K50560GCR Image
  • Part#:1206Y1K50560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1.5KV C0G/NP0 1206
  • In Stock:139163
$0.152/pcsRFQ
1111J1505P10BQT Image
  • Part#:1111J1505P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 150V C0G/NP0 1111
  • In Stock:52882
$0.576/pcsRFQ
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