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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

  • Part#:1812Y0500153KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:78887
$0.49/pcsRFQ
1812J0160100GFT Image
  • Part#:1812J0160100GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 16V C0G/NP0 1812
  • In Stock:44090
$0.696/pcsRFQ
2225J1K20681KCT Image
  • Part#:2225J1K20681KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.2KV C0G/NP0 2225
  • In Stock:47304
$0.751/pcsRFQ
2220J1000394JXR Image
  • Part#:2220J1000394JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 100V X7R 2220
  • In Stock:38904
$0.828/pcsRFQ
1210Y5000270FAT Image
  • Part#:1210Y5000270FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1210
  • In Stock:56910
$0.618/pcsRFQ
1206J2000820FQT Image
  • Part#:1206J2000820FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1206
  • In Stock:32179
$0.929/pcsRFQ
2225Y2K50151JCR Image
  • Part#:2225Y2K50151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2.5KV C0G/NP0 2225
  • In Stock:54691
$0.716/pcsRFQ
1210J0630333JDR Image
  • Part#:1210J0630333JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1210
  • In Stock:80734
$0.274/pcsRFQ
0505Y1501P40CQT Image
  • Part#:0505Y1501P40CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 150V C0G/NP0 0505
  • In Stock:124322
$0.152/pcsRFQ
  • Part#:1206Y500P700DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:131872
$0.151/pcsRFQ
1808J1000221FCT Image
  • Part#:1808J1000221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1808
  • In Stock:94743
$0.398/pcsRFQ
0603Y0251P00CCR Image
  • Part#:0603Y0251P00CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 25V C0G/NP0 0603
  • In Stock:363656
$0.063/pcsRFQ
0603Y0500183KER Image
  • Part#:0603Y0500183KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 0603
  • In Stock:292091
$0.076/pcsRFQ
1812J0250822KCT Image
  • Part#:1812J0250822KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V C0G/NP0 1812
  • In Stock:75168
$0.302/pcsRFQ
2220Y1K20472GCT Image
  • Part#:2220Y1K20472GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.2KV C0G 2220
  • In Stock:20420
$1.532/pcsRFQ
1812Y0630153GCT Image
  • Part#:1812Y0630153GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 1812
  • In Stock:49408
$0.696/pcsRFQ
1206Y2006P80CQT Image
  • Part#:1206Y2006P80CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 200V C0G/NP0 1206
  • In Stock:72599
$0.263/pcsRFQ
0603Y1000101MDR Image
  • Part#:0603Y1000101MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V X7R 0603
  • In Stock:398407
$0.058/pcsRFQ
1808J3K00102JXR Image
  • Part#:1808J3K00102JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 3KV X7R 1808
  • In Stock:115842
$0.193/pcsRFQ
1210J6300151GCT Image
  • Part#:1210J6300151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 1210
  • In Stock:93999
$0.226/pcsRFQ
1210J1005P60DAR Image
  • Part#:1210J1005P60DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 100V C0G/NP0 1210
  • In Stock:69940
$0.289/pcsRFQ
2225Y0160184KFT Image
  • Part#:2225Y0160184KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 16V C0G/NP0 2225
  • In Stock:12634
$2.518/pcsRFQ
1812Y0630680KFR Image
  • Part#:1812Y0630680KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1812
  • In Stock:79561
$0.422/pcsRFQ
1206Y1K00180FCT Image
  • Part#:1206Y1K00180FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1206
  • In Stock:60769
$0.326/pcsRFQ
2220J2000103KCR Image
  • Part#:2220J2000103KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V C0G 2220
  • In Stock:36123
$0.847/pcsRFQ
1808J0630682KXT Image
  • Part#:1808J0630682KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V X7R 1808
  • In Stock:166518
$0.139/pcsRFQ
2225Y0500101JCT Image
  • Part#:2225Y0500101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 2225
  • In Stock:38249
$0.928/pcsRFQ
1812YA250181KCTPY2 Image
  • Part#:1812YA250181KCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 1812
  • In Stock:82209
$0.48/pcsRFQ
1210Y5000103JER Image
  • Part#:1210Y5000103JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 1210
  • In Stock:100321
$0.198/pcsRFQ
1210J1K20330KCR Image
  • Part#:1210J1K20330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1.2KV C0G/NP0 1210
  • In Stock:203934
$0.109/pcsRFQ
1206J300P600CQT Image
  • Part#:1206J300P600CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 300V C0G/NP0 1206
  • In Stock:121738
$0.169/pcsRFQ
1111Y500P300HQT Image
  • Part#:1111Y500P300HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 500V C0G/NP0 1111
  • In Stock:69092
$0.483/pcsRFQ
2220Y0160274GCT Image
  • Part#:2220Y0160274GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V C0G/NP0 2220
  • In Stock:10220
$3.306/pcsRFQ
  • Part#:1206Y2K00271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:221459
$0.087/pcsRFQ
1210Y5000821FCR Image
  • Part#:1210Y5000821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 1210
  • In Stock:75197
$0.451/pcsRFQ
1812Y0250122JCT Image
  • Part#:1812Y0250122JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1812
  • In Stock:64488
$0.312/pcsRFQ
2225J5000821GCT Image
  • Part#:2225J5000821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 2225
  • In Stock:29803
$1.262/pcsRFQ
1206Y2K00331MXR Image
  • Part#:1206Y2K00331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV X7R 1206
  • In Stock:311489
$0.072/pcsRFQ
2220Y0630155KDT Image
  • Part#:2220Y0630155KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 63V X7R 2220
  • In Stock:28600
$1.373/pcsRFQ
1111J6302P20CQT Image
  • Part#:1111J6302P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 630V C0G/NP0 1111
  • In Stock:79808
$0.3/pcsRFQ
2220Y2500393JXR Image
  • Part#:2220Y2500393JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 250V X7R 2220
  • In Stock:37724
$0.845/pcsRFQ
1210J0630153GFT Image
  • Part#:1210J0630153GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 1210
  • In Stock:56779
$0.677/pcsRFQ
2220J1K00102JDR Image
  • Part#:2220J1K00102JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 2220
  • In Stock:36748
$0.845/pcsRFQ
0805Y0630151JXR Image
  • Part#:0805Y0630151JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V X7R 0805
  • In Stock:343775
$0.061/pcsRFQ
1812Y5K00821MXR Image
  • Part#:1812Y5K00821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 5KV X7R 1812
  • In Stock:90557
$0.26/pcsRFQ
1808J0100183JCT Image
  • Part#:1808J0100183JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 10V C0G/NP0 1808
  • In Stock:88514
$0.244/pcsRFQ
2220Y0630274JDR Image
  • Part#:2220Y0630274JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 63V X7R 2220
  • In Stock:24388
$1.345/pcsRFQ
1825Y5000561KCR Image
  • Part#:1825Y5000561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1825
  • In Stock:54085
$0.586/pcsRFQ
1206J2500180KCT Image
  • Part#:1206J2500180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1206
  • In Stock:221445
$0.088/pcsRFQ
2220Y2500824KDT Image
  • Part#:2220Y2500824KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 250V X7R 2220
  • In Stock:18760
$1.621/pcsRFQ
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