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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

1812YA250471KXTSY2 Image
  • Part#:1812YA250471KXTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V X7R 1812
  • In Stock:93667
$0.383/pcsRFQ
1825Y0630563FCR Image
  • Part#:1825Y0630563FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V C0G/NP0 1825
  • In Stock:7924
$4.045/pcsRFQ
1210J1K20180GCT Image
  • Part#:1210J1K20180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.2KV C0G/NP0 1210
  • In Stock:91513
$0.245/pcsRFQ
1210Y5000390FAR Image
  • Part#:1210Y5000390FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 1210
  • In Stock:50266
$0.607/pcsRFQ
1111Y2000221GQT Image
  • Part#:1111Y2000221GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1111
  • In Stock:50110
$0.765/pcsRFQ
2225Y0630184GCT Image
  • Part#:2225Y0630184GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 63V C0G/NP0 2225
  • In Stock:9735
$3.576/pcsRFQ
2220Y0500563FFT Image
  • Part#:2220Y0500563FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V C0G/NP0 2220
  • In Stock:6086
$5.776/pcsRFQ
0805J1006P20HQT Image
  • Part#:0805J1006P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 100V C0G/NP0 0805
  • In Stock:65538
$0.572/pcsRFQ
1206J2000472MXT Image
  • Part#:1206J2000472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 1206
  • In Stock:283680
$0.082/pcsRFQ
2225J0160820FFT Image
  • Part#:2225J0160820FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 2225
  • In Stock:7679
$4.911/pcsRFQ
1812J0100561GCT Image
  • Part#:1812J0100561GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 10V C0G/NP0 1812
  • In Stock:78796
$0.462/pcsRFQ
1825J1K00101JCR Image
  • Part#:1825J1K00101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1825
  • In Stock:58598
$0.512/pcsRFQ
1808J5000180KCR Image
  • Part#:1808J5000180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1808
  • In Stock:142185
$0.144/pcsRFQ
  • Part#:1210Y0160121FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1210
  • In Stock:52334
$0.705/pcsRFQ
1111J3000100FQT Image
  • Part#:1111J3000100FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 300V C0G/NP0 1111
  • In Stock:23566
$1.314/pcsRFQ
1206Y5002P20BCT Image
  • Part#:1206Y5002P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 1206
  • In Stock:78401
$0.277/pcsRFQ
1825J1K00183JXT Image
  • Part#:1825J1K00183JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 1KV X7R 1825
  • In Stock:44319
$0.708/pcsRFQ
1206Y1K06P80DQT Image
  • Part#:1206Y1K06P80DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1KV C0G/NP0 1206
  • In Stock:95918
$0.24/pcsRFQ
0603J0160122KDR Image
  • Part#:0603J0160122KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V X7R 0603
  • In Stock:308140
$0.067/pcsRFQ
1808JA250102GCTSP Image
  • Part#:1808JA250102GCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1808
  • In Stock:53421
$0.682/pcsRFQ
1812Y0500222FCT Image
  • Part#:1812Y0500222FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 1812
  • In Stock:34400
$1.033/pcsRFQ
2220Y5000562KDT Image
  • Part#:2220Y5000562KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 2220
  • In Stock:45230
$0.771/pcsRFQ
1206J6300682JXR Image
  • Part#:1206J6300682JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V X7R 1206
  • In Stock:192887
$0.106/pcsRFQ
0805Y0630150GAR Image
  • Part#:0805Y0630150GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 0805
  • In Stock:158707
$0.138/pcsRFQ
0805J0250152FCT Image
  • Part#:0805J0250152FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V C0G/NP0 0805
  • In Stock:84000
$0.267/pcsRFQ
1206Y0500820FAT Image
  • Part#:1206Y0500820FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 1206
  • In Stock:79887
$0.429/pcsRFQ
1812Y1K50181KCR Image
  • Part#:1812Y1K50181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.5KV C0G/NP0 1812
  • In Stock:84255
$0.261/pcsRFQ
0805J0504P70CAT Image
  • Part#:0805J0504P70CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 0805
  • In Stock:171785
$0.133/pcsRFQ
2225J0500823KFT Image
  • Part#:2225J0500823KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V C0G/NP0 2225
  • In Stock:15077
$2.033/pcsRFQ
0805Y2500101MDT Image
  • Part#:0805Y2500101MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V X7R 0805
  • In Stock:206190
$0.092/pcsRFQ
  • Part#:1808Y0250151MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V X7R 1808
  • In Stock:136626
$0.148/pcsRFQ
1206Y0505P60BFT Image
  • Part#:1206Y0505P60BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 1206
  • In Stock:101427
$0.377/pcsRFQ
1206Y0160822JCR Image
  • Part#:1206Y0160822JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V C0G/NP0 1206
  • In Stock:179001
$0.12/pcsRFQ
1825J4K00331MXR Image
  • Part#:1825J4K00331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 4KV X7R 1825
  • In Stock:91695
$0.254/pcsRFQ
1210Y0160183MDR Image
  • Part#:1210Y0160183MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V X7R 1210
  • In Stock:100631
$0.204/pcsRFQ
0603J1000620KQT Image
  • Part#:0603J1000620KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 100V C0G/NP0 0603
  • In Stock:197068
$0.116/pcsRFQ
1210Y0630334KDR Image
  • Part#:1210Y0630334KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 63V X7R 1210
  • In Stock:76440
$0.272/pcsRFQ
0603J1003P90HQT Image
  • Part#:0603J1003P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 100V C0G/NP0 0603
  • In Stock:66532
$0.312/pcsRFQ
1812Y0500394KXR Image
  • Part#:1812Y0500394KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 50V X7R 1812
  • In Stock:64312
$0.334/pcsRFQ
2225Y0160824KXR Image
  • Part#:2225Y0160824KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 2225
  • In Stock:40763
$0.901/pcsRFQ
2225Y0500275KXR Image
  • Part#:2225Y0500275KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 50V X7R 2225
  • In Stock:27483
$1.229/pcsRFQ
1210Y0250272MXR Image
  • Part#:1210Y0250272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V X7R 1210
  • In Stock:140306
$0.139/pcsRFQ
2225Y0160182FCT Image
  • Part#:2225Y0160182FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 2225
  • In Stock:8912
$3.496/pcsRFQ
1812J6300681JAT Image
  • Part#:1812J6300681JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V C0G/NP0 1812
  • In Stock:100879
$0.37/pcsRFQ
1206J2000221JCR Image
  • Part#:1206J2000221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1206
  • In Stock:225979
$0.094/pcsRFQ
0603J0250123KDT Image
  • Part#:0603J0250123KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 0603
  • In Stock:329918
$0.07/pcsRFQ
0603Y2000101FCR Image
  • Part#:0603Y2000101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 0603
  • In Stock:99575
$0.188/pcsRFQ
1210Y1000101JCR Image
  • Part#:1210Y1000101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1210
  • In Stock:136335
$0.166/pcsRFQ
1812Y1K20271MXR Image
  • Part#:1812Y1K20271MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV X7R 1812
  • In Stock:71909
$0.269/pcsRFQ
1206J0630334JDR Image
  • Part#:1206J0630334JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 63V X7R 1206
  • In Stock:84531
$0.238/pcsRFQ
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