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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

2225Y1K00272JCT Image
  • Part#:2225Y1K00272JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1KV C0G/NP0 2225
  • In Stock:44353
$0.885/pcsRFQ
1206J0500223MDT Image
  • Part#:1206J0500223MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1206
  • In Stock:194655
$0.112/pcsRFQ
2225J0630394KXT Image
  • Part#:2225J0630394KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 63V X7R 2225
  • In Stock:47479
$0.774/pcsRFQ
0603J3008P20CQT Image
  • Part#:0603J3008P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 300V C0G/NP0 0603
  • In Stock:151989
$0.156/pcsRFQ
1206Y0630561KCR Image
  • Part#:1206Y0630561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 1206
  • In Stock:255653
$0.088/pcsRFQ
1206J0500681JQT Image
  • Part#:1206J0500681JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1206
  • In Stock:66619
$0.345/pcsRFQ
2225Y0500121GCT Image
  • Part#:2225Y0500121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 2225
  • In Stock:21411
$1.587/pcsRFQ
1210J1000222FFR Image
  • Part#:1210J1000222FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1210
  • In Stock:34434
$0.929/pcsRFQ
1808JA250100KCTPY2 Image
  • Part#:1808JA250100KCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1808
  • In Stock:74387
$0.277/pcsRFQ
1210Y1K53P90BCR Image
  • Part#:1210Y1K53P90BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 1.5KV C0G/NP0 1210
  • In Stock:78217
$0.415/pcsRFQ
1206J1001P60CQT Image
  • Part#:1206J1001P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 100V C0G/NP0 1206
  • In Stock:135751
$0.178/pcsRFQ
1808YA258P20DCTSY2 Image
  • Part#:1808YA258P20DCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 1808
  • In Stock:60937
$0.34/pcsRFQ
1808J0160330GCR Image
  • Part#:1808J0160330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1808
  • In Stock:135367
$0.178/pcsRFQ
1808JA250102MXRSP Image
  • Part#:1808JA250102MXRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V X7R 1808
  • In Stock:91392
$0.253/pcsRFQ
1812Y0630821GAR Image
  • Part#:1812Y0630821GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1812
  • In Stock:41029
$0.74/pcsRFQ
0603Y0253P30CCR Image
  • Part#:0603Y0253P30CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 25V C0G/NP0 0603
  • In Stock:325492
$0.064/pcsRFQ
1825Y5K00391MXT Image
  • Part#:1825Y5K00391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 5KV X7R 1825
  • In Stock:63232
$0.328/pcsRFQ
1808J1000823JDT Image
  • Part#:1808J1000823JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 100V X7R 1808
  • In Stock:78480
$0.299/pcsRFQ
1825J5000221KXT Image
  • Part#:1825J5000221KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V X7R 1825
  • In Stock:66755
$0.545/pcsRFQ
1206J1000332JCR Image
  • Part#:1206J1000332JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1206
  • In Stock:135326
$0.139/pcsRFQ
1825J2500105MXT Image
  • Part#:1825J2500105MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 250V X7R 1825
  • In Stock:34204
$1.131/pcsRFQ
1206Y0500123JER Image
  • Part#:1206Y0500123JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V X7R 1206
  • In Stock:142423
$0.141/pcsRFQ
1111Y5009P10HQT Image
  • Part#:1111Y5009P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 500V C0G/NP0 1111
  • In Stock:22934
$1.645/pcsRFQ
1808J0160332JCR Image
  • Part#:1808J0160332JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 1808
  • In Stock:161431
$0.118/pcsRFQ
1812Y5K00180KCR Image
  • Part#:1812Y5K00180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 5KV C0G/NP0 1812
  • In Stock:75296
$0.265/pcsRFQ
1812J0500470KCR Image
  • Part#:1812J0500470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1812
  • In Stock:92728
$0.245/pcsRFQ
2225Y0250473KCR Image
  • Part#:2225Y0250473KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V C0G/NP0 2225
  • In Stock:28147
$1.159/pcsRFQ
1812Y6300122JAT Image
  • Part#:1812Y6300122JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V C0G/NP0 1812
  • In Stock:60992
$0.502/pcsRFQ
2220Y2500183JXR Image
  • Part#:2220Y2500183JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 2220
  • In Stock:36977
$0.818/pcsRFQ
2225Y3K00392JXT Image
  • Part#:2225Y3K00392JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 3KV X7R 2225
  • In Stock:35260
$0.986/pcsRFQ
2225Y0160472JCR Image
  • Part#:2225Y0160472JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 2225
  • In Stock:37489
$0.948/pcsRFQ
0505J0631P10HQT Image
  • Part#:0505J0631P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 63V C0G/NP0 0505
  • In Stock:73671
$0.285/pcsRFQ
1210J0250153JCT Image
  • Part#:1210J0250153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1210
  • In Stock:90683
$0.243/pcsRFQ
1210J0160120GCT Image
  • Part#:1210J0160120GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 1210
  • In Stock:66104
$0.288/pcsRFQ
1812Y1000183GFR Image
  • Part#:1812Y1000183GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V C0G 1812
  • In Stock:33382
$1.166/pcsRFQ
1210J1K00391JDR Image
  • Part#:1210J1K00391JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 1210
  • In Stock:97756
$0.221/pcsRFQ
1812J0160102JCR Image
  • Part#:1812J0160102JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 1812
  • In Stock:96819
$0.249/pcsRFQ
0603J2502P00BQT Image
  • Part#:0603J2502P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 250V C0G/NP0 0603
  • In Stock:211599
$0.112/pcsRFQ
2220J0160154GCR Image
  • Part#:2220J0160154GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V C0G/NP0 2220
  • In Stock:16796
$2.216/pcsRFQ
1825J1K50472MXR Image
  • Part#:1825J1K50472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.5KV X7R 1825
  • In Stock:70360
$0.459/pcsRFQ
1812J0630332FFT Image
  • Part#:1812J0630332FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 1812
  • In Stock:24225
$1.377/pcsRFQ
1812J0500220GCT Image
  • Part#:1812J0500220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 1812
  • In Stock:72424
$0.462/pcsRFQ
1808J0160390KDT Image
  • Part#:1808J0160390KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V X7R 1808
  • In Stock:111062
$0.172/pcsRFQ
1206J0500271FAR Image
  • Part#:1206J0500271FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 1206
  • In Stock:86056
$0.413/pcsRFQ
2220J1K00681KXT Image
  • Part#:2220J1K00681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV X7R 2220
  • In Stock:81386
$0.47/pcsRFQ
1812Y1K50153MXT Image
  • Part#:1812Y1K50153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1.5KV X7R 1812
  • In Stock:95557
$0.359/pcsRFQ
2225J0630330FFR Image
  • Part#:2225J0630330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 2225
  • In Stock:7777
$4.291/pcsRFQ
1206Y2003P90CQT Image
  • Part#:1206Y2003P90CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 1206
  • In Stock:104770
$0.212/pcsRFQ
1808JA250221JXTPY2 Image
  • Part#:1808JA250221JXTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V X7R 1808
  • In Stock:66584
$0.312/pcsRFQ
  • Part#:0603Y5000680KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 0603
  • In Stock:478296
$0.046/pcsRFQ
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