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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

1808J2K50121MXT Image
  • Part#:1808J2K50121MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 2.5KV X7R 1808
  • In Stock:114002
$0.191/pcsRFQ
1206J5000561FFT Image
  • Part#:1206J5000561FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1206
  • In Stock:75295
$0.519/pcsRFQ
0603Y0168P20CCR Image
  • Part#:0603Y0168P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 16V C0G/NP0 0603
  • In Stock:326399
$0.066/pcsRFQ
2220J2500391JCT Image
  • Part#:2220J2500391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 2220
  • In Stock:45310
$0.685/pcsRFQ
1808Y0250124KDR Image
  • Part#:1808Y0250124KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 25V X7R 1808
  • In Stock:101978
$0.222/pcsRFQ
0603Y2001P80DFT Image
  • Part#:0603Y2001P80DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 200V C0G/NP0 0603
  • In Stock:279098
$0.077/pcsRFQ
1210Y0250822GFR Image
  • Part#:1210Y0250822GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V C0G/NP0 1210
  • In Stock:69494
$0.547/pcsRFQ
1812Y5000820KCT Image
  • Part#:1812Y5000820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 500V C0G/NP0 1812
  • In Stock:83024
$0.287/pcsRFQ
0805Y2000151GCT Image
  • Part#:0805Y2000151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 0805
  • In Stock:144359
$0.133/pcsRFQ
1210J2500152KFR Image
  • Part#:1210J2500152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1210
  • In Stock:84719
$0.263/pcsRFQ
1812Y1K00103KET Image
  • Part#:1812Y1K00103KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 1KV X7R 1812
  • In Stock:73610
$0.452/pcsRFQ
1812Y1K50221GCT Image
  • Part#:1812Y1K50221GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.5KV C0G/NP0 1812
  • In Stock:67351
$0.5/pcsRFQ
0805Y1000392MXTE03 Image
  • Part#:0805Y1000392MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V X7R 0805
  • In Stock:100138
$0.226/pcsRFQ
0505J0503P90DQT Image
  • Part#:0505J0503P90DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 50V C0G/NP0 0505
  • In Stock:139436
$0.169/pcsRFQ
2225Y0100391FCR Image
  • Part#:2225Y0100391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 10V C0G/NP0 2225
  • In Stock:9315
$3.604/pcsRFQ
2225Y0250683MDT Image
  • Part#:2225Y0250683MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V X7R 2225
  • In Stock:32141
$1.072/pcsRFQ
2220J0160560KCR Image
  • Part#:2220J0160560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 16V C0G/NP0 2220
  • In Stock:46445
$0.684/pcsRFQ
2225J0630274JXR Image
  • Part#:2225J0630274JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 63V X7R 2225
  • In Stock:36093
$0.97/pcsRFQ
2220J3K00270FCT Image
  • Part#:2220J3K00270FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 3KV C0G/NP0 2220
  • In Stock:20500
$1.904/pcsRFQ
1808Y2500151KFT Image
  • Part#:1808Y2500151KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1808
  • In Stock:109234
$0.189/pcsRFQ
1812Y2000681KCR Image
  • Part#:1812Y2000681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 1812
  • In Stock:68537
$0.303/pcsRFQ
0805J0250221JFR Image
  • Part#:0805J0250221JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V C0G/NP0 0805
  • In Stock:293251
$0.078/pcsRFQ
0603Y0632P70CCR Image
  • Part#:0603Y0632P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 63V C0G/NP0 0603
  • In Stock:313263
$0.074/pcsRFQ
1206J0250122FCR Image
  • Part#:1206J0250122FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1206
  • In Stock:61766
$0.311/pcsRFQ
1825J0100333GCT Image
  • Part#:1825J0100333GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V C0G/NP0 1825
  • In Stock:22060
$1.689/pcsRFQ
1812Y4K00180KCT Image
  • Part#:1812Y4K00180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 4KV C0G/NP0 1812
  • In Stock:81436
$0.293/pcsRFQ
1206Y1K00470GAT Image
  • Part#:1206Y1K00470GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 1206
  • In Stock:82615
$0.262/pcsRFQ
2220Y0500392JCR Image
  • Part#:2220Y0500392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 2220
  • In Stock:40970
$0.761/pcsRFQ
1812Y1000334KXT Image
  • Part#:1812Y1000334KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 100V X7R 1812
  • In Stock:70000
$0.482/pcsRFQ
1808J2000271MXR Image
  • Part#:1808J2000271MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V X7R 1808
  • In Stock:182923
$0.109/pcsRFQ
1206J1000332GAR Image
  • Part#:1206J1000332GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1206
  • In Stock:54311
$0.35/pcsRFQ
2225Y0100123FCR Image
  • Part#:2225Y0100123FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V C0G/NP0 2225
  • In Stock:9435
$3.566/pcsRFQ
1206Y0160563JXT Image
  • Part#:1206Y0160563JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V X7R 1206
  • In Stock:187292
$0.107/pcsRFQ
1808Y0630181JDT Image
  • Part#:1808Y0630181JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V X7R 1808
  • In Stock:103740
$0.192/pcsRFQ
1111Y5000161JUT Image
  • Part#:1111Y5000161JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 160PF 500V C0G/NP0 1111
  • In Stock:4554
 RFQ
1206Y1500120FQT Image
  • Part#:1206Y1500120FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 150V C0G/NP0 1206
  • In Stock:38037
$0.794/pcsRFQ
1808Y6K00101MXT Image
  • Part#:1808Y6K00101MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 6KV X7R 1808
  • In Stock:125948
$0.164/pcsRFQ
2225J1K50101FCR Image
  • Part#:2225J1K50101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.5KV C0G/NP0 2225
  • In Stock:13900
$2.159/pcsRFQ
1812J2500823MDT Image
  • Part#:1812J2500823MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 250V X7R 1812
  • In Stock:99790
$0.368/pcsRFQ
0805J0250104JDT Image
  • Part#:0805J0250104JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V X7R 0805
  • In Stock:230244
$0.102/pcsRFQ
0805Y0631P00DCT Image
  • Part#:0805Y0631P00DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 63V C0G/NP0 0805
  • In Stock:387835
$0.061/pcsRFQ
0603J0160181GFR Image
  • Part#:0603J0160181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 0603
  • In Stock:141363
$0.155/pcsRFQ
2220J0630333KFT Image
  • Part#:2220J0630333KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V C0G/NP0 2220
  • In Stock:28914
$1.201/pcsRFQ
0805Y5000222KXT Image
  • Part#:0805Y5000222KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 0805
  • In Stock:367611
$0.053/pcsRFQ
1206Y6300131FQT Image
  • Part#:1206Y6300131FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 630V C0G/NP0 1206
  • In Stock:19760
$1.864/pcsRFQ
2225J5000152FFT Image
  • Part#:2225J5000152FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 2225
  • In Stock:10637
$3.019/pcsRFQ
1808Y1K00332JDR Image
  • Part#:1808Y1K00332JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV X7R 1808
  • In Stock:72035
$0.277/pcsRFQ
1206Y0630390KFT Image
  • Part#:1206Y0630390KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 1206
  • In Stock:159879
$0.117/pcsRFQ
0603J200P560CFT Image
  • Part#:0603J200P560CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56PF 200V C0G/NP0 0603
  • In Stock:190729
$0.104/pcsRFQ
0805Y0630151MET Image
  • Part#:0805Y0630151MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V X7R 0805
  • In Stock:244485
$0.079/pcsRFQ
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