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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

2225Y0630680KFT Image
  • Part#:2225Y0630680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 2225
  • In Stock:23916
$1.298/pcsRFQ
1808Y1000270FFR Image
  • Part#:1808Y1000270FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 1808
  • In Stock:54858
$0.548/pcsRFQ
1825J4K00471MXT Image
  • Part#:1825J4K00471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 4KV X7R 1825
  • In Stock:82021
$0.291/pcsRFQ
1812J1K00120FFT Image
  • Part#:1812J1K00120FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 1812
  • In Stock:33872
$1.129/pcsRFQ
2225J2500331GFR Image
  • Part#:2225J2500331GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 2225
  • In Stock:13006
$2.319/pcsRFQ
0805Y1000271KFR Image
  • Part#:0805Y1000271KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 0805
  • In Stock:235322
$0.084/pcsRFQ
  • Part#:0603Y0160333MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 0603
  • In Stock:372966
$0.061/pcsRFQ
1206J5000750FQT Image
  • Part#:1206J5000750FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 500V C0G/NP0 1206
  • In Stock:35857
$0.892/pcsRFQ
1812Y1K00271KDR Image
  • Part#:1812Y1K00271KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV X7R 1812
  • In Stock:91049
$0.434/pcsRFQ
1206Y1500160FQT Image
  • Part#:1206Y1500160FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 150V C0G/NP0 1206
  • In Stock:36542
$0.913/pcsRFQ
1825Y4K00120JCR Image
  • Part#:1825Y4K00120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 4KV C0G/NP0 1825
  • In Stock:63528
$0.311/pcsRFQ
1808Y6300182FCR Image
  • Part#:1808Y6300182FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 630V C0G/NP0 1808
  • In Stock:42032
$0.799/pcsRFQ
2220Y5000100JCT Image
  • Part#:2220Y5000100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 2220
  • In Stock:57933
$0.604/pcsRFQ
1210Y0160682KCR Image
  • Part#:1210Y0160682KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 1210
  • In Stock:114095
$0.193/pcsRFQ
0603J2000222KDT Image
  • Part#:0603J2000222KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V X7R 0603
  • In Stock:325356
$0.064/pcsRFQ
1808Y2K00471MXT Image
  • Part#:1808Y2K00471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 2KV X7R 1808
  • In Stock:155155
$0.14/pcsRFQ
1210Y2000151FAT Image
  • Part#:1210Y2000151FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1210
  • In Stock:39107
$0.907/pcsRFQ
1808Y0160684JXR Image
  • Part#:1808Y0160684JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 16V X7R 1808
  • In Stock:83876
$0.279/pcsRFQ
0805Y0632P70BCR Image
  • Part#:0805Y0632P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 63V C0G/NP0 0805
  • In Stock:143192
$0.168/pcsRFQ
2225J0250333FFT Image
  • Part#:2225J0250333FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V C0G/NP0 2225
  • In Stock:6111
$5.564/pcsRFQ
1812J1K00150KFT Image
  • Part#:1812J1K00150KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 1812
  • In Stock:103761
$0.378/pcsRFQ
1206J5002P20DQT Image
  • Part#:1206J5002P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 1206
  • In Stock:129871
$0.174/pcsRFQ
1206J6304P70DCR Image
  • Part#:1206J6304P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 630V C0G/NP0 1206
  • In Stock:262575
$0.078/pcsRFQ
0603J063P560DCR Image
  • Part#:0603J063P560DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56PF 63V C0G/NP0 0603
  • In Stock:474990
$0.047/pcsRFQ
2220Y1000224KXR Image
  • Part#:2220Y1000224KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 100V X7R 2220
  • In Stock:50969
$0.773/pcsRFQ
1808Y0630821GFT Image
  • Part#:1808Y0630821GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1808
  • In Stock:65189
$0.306/pcsRFQ
1210J0100184MXT Image
  • Part#:1210J0100184MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V X7R 1210
  • In Stock:139177
$0.166/pcsRFQ
1808J2000560KDT Image
  • Part#:1808J2000560KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V X7R 1808
  • In Stock:119846
$0.183/pcsRFQ
2225J2500123JFT Image
  • Part#:2225J2500123JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V C0G 2225
  • In Stock:20170
$1.664/pcsRFQ
  • Part#:0805Y0250472JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:306023
$0.063/pcsRFQ
2220J5000471MXR Image
  • Part#:2220J5000471MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V X7R 2220
  • In Stock:102522
$0.377/pcsRFQ
1825J1000274MXT Image
  • Part#:1825J1000274MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 100V X7R 1825
  • In Stock:43180
$0.744/pcsRFQ
1111J2009P10BQT Image
  • Part#:1111J2009P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 200V C0G/NP0 1111
  • In Stock:42953
$0.851/pcsRFQ
1206J1000123MDR Image
  • Part#:1206J1000123MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 1206
  • In Stock:185268
$0.112/pcsRFQ
1808Y0630822FCT Image
  • Part#:1808Y0630822FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1808
  • In Stock:59576
$0.532/pcsRFQ
0805Y2500221JCR Image
  • Part#:0805Y2500221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 0805
  • In Stock:310178
$0.074/pcsRFQ
1206J0500821JCT Image
  • Part#:1206J0500821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1206
  • In Stock:248479
$0.092/pcsRFQ
1206J1000300FQT Image
  • Part#:1206J1000300FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 100V C0G/NP0 1206
  • In Stock:53281
$0.687/pcsRFQ
1825J0630331GCR Image
  • Part#:1825J0630331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 1825
  • In Stock:23834
$1.594/pcsRFQ
2220J1000474JXT Image
  • Part#:2220J1000474JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 100V X7R 2220
  • In Stock:39200
$0.928/pcsRFQ
1825J1K50390GCR Image
  • Part#:1825J1K50390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.5KV C0G/NP0 1825
  • In Stock:40142
$0.938/pcsRFQ
2220J0100472GCR Image
  • Part#:2220J0100472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 10V C0G/NP0 2220
  • In Stock:29655
$1.199/pcsRFQ
1808Y0160102MDT Image
  • Part#:1808Y0160102MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V X7R 1808
  • In Stock:122303
$0.196/pcsRFQ
2220J1K50390KCT Image
  • Part#:2220J1K50390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.5KV C0G/NP0 2220
  • In Stock:73880
$0.463/pcsRFQ
0603J5000390FCR Image
  • Part#:0603J5000390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 0603
  • In Stock:117215
$0.178/pcsRFQ
1825J1K00681JXT Image
  • Part#:1825J1K00681JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV X7R 1825
  • In Stock:57444
$0.646/pcsRFQ
1206J0100560FCT Image
  • Part#:1206J0100560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 10V C0G/NP0 1206
  • In Stock:79937
$0.277/pcsRFQ
0603J2500182KDR Image
  • Part#:0603J2500182KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V X7R 0603
  • In Stock:303703
$0.062/pcsRFQ
1825Y6300393JXT Image
  • Part#:1825Y6300393JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 630V X7R 1825
  • In Stock:33839
$0.979/pcsRFQ
  • Part#:0805Y2500102MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:404675
$0.055/pcsRFQ
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