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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

1206J1K00151MDR Image
  • Part#:1206J1K00151MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV X7R 1206
  • In Stock:221032
$0.1/pcsRFQ
2220Y1K00333KDT Image
  • Part#:2220Y1K00333KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 1KV X7R 2220
  • In Stock:33062
$0.984/pcsRFQ
1111J5000160KQT Image
  • Part#:1111J5000160KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 500V C0G/NP0 1111
  • In Stock:65221
$0.354/pcsRFQ
1808J1000681JDT Image
  • Part#:1808J1000681JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V X7R 1808
  • In Stock:100164
$0.229/pcsRFQ
2225Y1K00120JCR Image
  • Part#:2225Y1K00120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 2225
  • In Stock:43622
$0.736/pcsRFQ
1812J0160473GCT Image
  • Part#:1812J0160473GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V C0G/NP0 1812
  • In Stock:46050
$0.802/pcsRFQ
0603Y2500390JUT Image
  • Part#:0603Y2500390JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 0603
  • In Stock:175153
$0.138/pcsRFQ
2220J0250153FFR Image
  • Part#:2220J0250153FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 2220
  • In Stock:8784
$4.132/pcsRFQ
1206J250P800BQT Image
  • Part#:1206J250P800BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.8PF 250V C0G/NP0 1206
  • In Stock:110331
$0.17/pcsRFQ
  • Part#:1206Y0160151KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 1206
  • In Stock:222415
$0.106/pcsRFQ
1825J2000103GCR Image
  • Part#:1825J2000103GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V C0G 1825
  • In Stock:19938
$1.708/pcsRFQ
0805Y2500390GQT Image
  • Part#:0805Y2500390GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 0805
  • In Stock:66921
$0.321/pcsRFQ
0805J2505P60CCT Image
  • Part#:0805J2505P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 250V C0G/NP0 0805
  • In Stock:240389
$0.093/pcsRFQ
0603Y1000471MXT Image
  • Part#:0603Y1000471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V X7R 0603
  • In Stock:506913
$0.047/pcsRFQ
1808Y0250123JCR Image
  • Part#:1808Y0250123JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V C0G/NP0 1808
  • In Stock:134861
$0.177/pcsRFQ
0805J5001P80BCR Image
  • Part#:0805J5001P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 500V C0G/NP0 0805
  • In Stock:117044
$0.181/pcsRFQ
1808J1000221JFT Image
  • Part#:1808J1000221JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1808
  • In Stock:98757
$0.198/pcsRFQ
0805Y0250101GFT Image
  • Part#:0805Y0250101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 0805
  • In Stock:138476
$0.155/pcsRFQ
1210J0500221FFT Image
  • Part#:1210J0500221FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 1210
  • In Stock:40087
$0.854/pcsRFQ
1206Y1000181KAR Image
  • Part#:1206Y1000181KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1206
  • In Stock:166695
$0.123/pcsRFQ
  • Part#:0805Y1000331MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:443462
$0.052/pcsRFQ
2220Y1K50472MXT Image
  • Part#:2220Y1K50472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.5KV X7R 2220
  • In Stock:77054
$0.509/pcsRFQ
2225J2500391FCT Image
  • Part#:2225J2500391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 2225
  • In Stock:11061
$2.962/pcsRFQ
1808Y5K00391MXT Image
  • Part#:1808Y5K00391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 5KV X7R 1808
  • In Stock:116741
$0.181/pcsRFQ
0805J3001P50CQT Image
  • Part#:0805J3001P50CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 300V C0G/NP0 0805
  • In Stock:118742
$0.158/pcsRFQ
1808J4K05P60CCT Image
  • Part#:1808J4K05P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 4KV C0G/NP0 1808
  • In Stock:85473
$0.222/pcsRFQ
1812Y0160331KCT Image
  • Part#:1812Y0160331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 1812
  • In Stock:65613
$0.318/pcsRFQ
1812Y2000184JER Image
  • Part#:1812Y2000184JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 200V X7R 1812
  • In Stock:51861
$0.746/pcsRFQ
1825J5K00820KCT Image
  • Part#:1825J5K00820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 5KV C0G/NP0 1825
  • In Stock:68938
$0.304/pcsRFQ
1808Y1K00151KCR Image
  • Part#:1808Y1K00151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 1808
  • In Stock:149760
$0.151/pcsRFQ
0603J0508P20BCT Image
  • Part#:0603J0508P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 0603
  • In Stock:151405
$0.145/pcsRFQ
1812Y0100820JCT Image
  • Part#:1812Y0100820JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 10V C0G/NP0 1812
  • In Stock:63601
$0.334/pcsRFQ
0805Y0630681JAT Image
  • Part#:0805Y0630681JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 0805
  • In Stock:227394
$0.095/pcsRFQ
1206Y0500470GCT Image
  • Part#:1206Y0500470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1206
  • In Stock:145442
$0.15/pcsRFQ
0805J2504P70CCT Image
  • Part#:0805J2504P70CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 0805
  • In Stock:207984
$0.095/pcsRFQ
2220J2000272JFT Image
  • Part#:2220J2000272JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 2220
  • In Stock:30606
$1.077/pcsRFQ
0805J2500331JFR Image
  • Part#:0805J2500331JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 0805
  • In Stock:217445
$0.102/pcsRFQ
2225Y2K50102MXR Image
  • Part#:2225Y2K50102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2.5KV X7R 2225
  • In Stock:64978
$0.55/pcsRFQ
1812Y0500155JXT Image
  • Part#:1812Y0500155JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 50V X7R 1812
  • In Stock:42787
$0.697/pcsRFQ
1808J0500122KXR Image
  • Part#:1808J0500122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V X7R 1808
  • In Stock:157645
$0.129/pcsRFQ
0805J2000120KQT Image
  • Part#:0805J2000120KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 0805
  • In Stock:122859
$0.166/pcsRFQ
0805J5000330GAT Image
  • Part#:0805J5000330GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 0805
  • In Stock:164008
$0.141/pcsRFQ
1210Y0500101FFT Image
  • Part#:1210Y0500101FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 1210
  • In Stock:40768
$0.888/pcsRFQ
1812J3K00181MXR Image
  • Part#:1812J3K00181MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 3KV X7R 1812
  • In Stock:100289
$0.241/pcsRFQ
1210J2500332KXT Image
  • Part#:1210J2500332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V X7R 1210
  • In Stock:121086
$0.158/pcsRFQ
1812Y1000123KET Image
  • Part#:1812Y1000123KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .012UF 100V X7R 1812
  • In Stock:73449
$0.438/pcsRFQ
1812Y1000330JCR Image
  • Part#:1812Y1000330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1812
  • In Stock:78580
$0.281/pcsRFQ
0805Y2000472KXR Image
  • Part#:0805Y2000472KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 0805
  • In Stock:368110
$0.061/pcsRFQ
1210Y2000392JCR Image
  • Part#:1210Y2000392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V C0G/NP0 1210
  • In Stock:98691
$0.235/pcsRFQ
1825J2500151KCT Image
  • Part#:1825J2500151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1825
  • In Stock:43806
$0.799/pcsRFQ
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