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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

2220J5000470FFR Image
  • Part#:2220J5000470FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 2220
  • In Stock:11296
$2.943/pcsRFQ
2220Y0250470GFR Image
  • Part#:2220Y0250470GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 2220
  • In Stock:13959
$2.189/pcsRFQ
0805Y0630683KDR Image
  • Part#:0805Y0630683KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V X7R 0805
  • In Stock:198424
$0.116/pcsRFQ
1825J0250225KXR Image
  • Part#:1825J0250225KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 25V X7R 1825
  • In Stock:27181
$1.135/pcsRFQ
1210Y5000221KCT Image
  • Part#:1210Y5000221KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 1210
  • In Stock:184228
$0.115/pcsRFQ
0805Y0160100FCT Image
  • Part#:0805Y0160100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 16V C0G/NP0 0805
  • In Stock:105551
$0.194/pcsRFQ
2225J0160104MDR Image
  • Part#:2225J0160104MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V X7R 2225
  • In Stock:39627
$0.907/pcsRFQ
1206Y1000220GFR Image
  • Part#:1206Y1000220GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1206
  • In Stock:113313
$0.209/pcsRFQ
0805Y0106P80CCR Image
  • Part#:0805Y0106P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 10V C0G/NP0 0805
  • In Stock:222307
$0.087/pcsRFQ
2220J5000390KFT Image
  • Part#:2220J5000390KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 2220
  • In Stock:42478
$0.754/pcsRFQ
1210Y0100181JCT Image
  • Part#:1210Y0100181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 10V C0G/NP0 1210
  • In Stock:116175
$0.172/pcsRFQ
1206Y0160333JDT Image
  • Part#:1206Y0160333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 1206
  • In Stock:148575
$0.163/pcsRFQ
0603Y2501P40DUT Image
  • Part#:0603Y2501P40DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 250V C0G/NP0 0603
  • In Stock:207506
$0.104/pcsRFQ
1206J5000390GCT Image
  • Part#:1206J5000390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:169187
$0.114/pcsRFQ
1808Y0160473JXT Image
  • Part#:1808Y0160473JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V X7R 1808
  • In Stock:110903
$0.177/pcsRFQ
2225Y1K20122GCT Image
  • Part#:2225Y1K20122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV C0G 2225
  • In Stock:19030
$1.821/pcsRFQ
1812Y0160824JDT Image
  • Part#:1812Y0160824JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 1812
  • In Stock:43033
$0.77/pcsRFQ
0805J0250821KDT Image
  • Part#:0805J0250821KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V X7R 0805
  • In Stock:301507
$0.078/pcsRFQ
1206J0630121GCT Image
  • Part#:1206J0630121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:176925
$0.121/pcsRFQ
0805Y200P300DQT Image
  • Part#:0805Y200P300DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 200V C0G/NP0 0805
  • In Stock:115993
$0.164/pcsRFQ
0603J0250393MDR Image
  • Part#:0603J0250393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 25V X7R 0603
  • In Stock:328660
$0.072/pcsRFQ
1206J5000151GCT Image
  • Part#:1206J5000151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1206
  • In Stock:147430
$0.15/pcsRFQ
  • Part#:2225J0500182FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:7594
$4.299/pcsRFQ
2225J6K00471KXT Image
  • Part#:2225J6K00471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 6KV X7R 2225
  • In Stock:78531
$0.437/pcsRFQ
1825J3K00681KCT Image
  • Part#:1825J3K00681KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 3KV C0G/NP0 1825
  • In Stock:48162
$0.657/pcsRFQ
0805Y0160821JXR Image
  • Part#:0805Y0160821JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V X7R 0805
  • In Stock:303749
$0.063/pcsRFQ
1812J2K50470GCR Image
  • Part#:1812J2K50470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2.5KV C0G/NP0 1812
  • In Stock:89873
$0.376/pcsRFQ
1206Y1K00221KFT Image
  • Part#:1206Y1K00221KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV C0G/NP0 1206
  • In Stock:153379
$0.144/pcsRFQ
1808J4K00471MXT Image
  • Part#:1808J4K00471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 4KV X7R 1808
  • In Stock:120590
$0.178/pcsRFQ
1808J1K00123MDR Image
  • Part#:1808J1K00123MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 1KV X7R 1808
  • In Stock:85847
$0.271/pcsRFQ
2220J6300562MXR Image
  • Part#:2220J6300562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 630V X7R 2220
  • In Stock:93973
$0.399/pcsRFQ
2225Y0630272GCT Image
  • Part#:2225Y0630272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 2225
  • In Stock:22112
$1.779/pcsRFQ
1812J2K00101JCT Image
  • Part#:1812J2K00101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2KV C0G/NP0 1812
  • In Stock:80207
$0.268/pcsRFQ
1812J0250124JDR Image
  • Part#:1812J0250124JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 25V X7R 1812
  • In Stock:85199
$0.449/pcsRFQ
1812Y0500150KAT Image
  • Part#:1812Y0500150KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 1812
  • In Stock:64476
$0.516/pcsRFQ
2220J2K00331JCR Image
  • Part#:2220J2K00331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV C0G/NP0 2220
  • In Stock:69028
$0.511/pcsRFQ
2225Y5000180GFR Image
  • Part#:2225Y5000180GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 2225
  • In Stock:18249
$2.111/pcsRFQ
1210J1K50120FCR Image
  • Part#:1210J1K50120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.5KV C0G/NP0 1210
  • In Stock:90877
$0.409/pcsRFQ
0505Y1500200KQT Image
  • Part#:0505Y1500200KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 150V C0G/NP0 0505
  • In Stock:120415
$0.17/pcsRFQ
  • Part#:1111J2006P80HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 200V C0G/NP0 1111
  • In Stock:27920
$1.179/pcsRFQ
1206Y2000223KXT Image
  • Part#:1206Y2000223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V X7R 1206
  • In Stock:268430
$0.09/pcsRFQ
0805Y2500223JDR Image
  • Part#:0805Y2500223JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 250V X7R 0805
  • In Stock:168794
$0.135/pcsRFQ
0505J2500820KQT Image
  • Part#:0505J2500820KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 0505
  • In Stock:74316
$0.264/pcsRFQ
0603Y1000560KCT Image
  • Part#:0603Y1000560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 0603
  • In Stock:462222
$0.049/pcsRFQ
1808J0630183FCT Image
  • Part#:1808J0630183FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1808
  • In Stock:41198
$0.758/pcsRFQ
1111Y3003P90BQT Image
  • Part#:1111Y3003P90BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 300V C0G/NP0 1111
  • In Stock:66700
$0.491/pcsRFQ
1206Y0160562JXT Image
  • Part#:1206Y0160562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 1206
  • In Stock:231626
$0.094/pcsRFQ
1808J2500222KCR Image
  • Part#:1808J2500222KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V C0G/NP0 1808
  • In Stock:122345
$0.166/pcsRFQ
1111Y2505P10BQT Image
  • Part#:1111Y2505P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 250V C0G/NP0 1111
  • In Stock:60643
$0.585/pcsRFQ
2225J6300123GCT Image
  • Part#:2225J6300123GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 630V C0G 2225
  • In Stock:12432
$2.876/pcsRFQ
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