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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#:0805Y5000121MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V X7R 0805
  • In Stock:360119
$0.062/pcsRFQ
1206Y5000270GCT Image
  • Part#:1206Y5000270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1206
  • In Stock:131933
$0.147/pcsRFQ
1206Y1K00122MER Image
  • Part#:1206Y1K00122MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 1206
  • In Stock:177781
$0.107/pcsRFQ
0805Y0100562GCT Image
  • Part#:0805Y0100562GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 10V C0G/NP0 0805
  • In Stock:112006
$0.189/pcsRFQ
1210J5000272FFT Image
  • Part#:1210J5000272FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V C0G/NP0 1210
  • In Stock:32025
$0.975/pcsRFQ
1808JA250102KCTSPU Image
  • Part#:1808JA250102KCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1808
  • In Stock:66341
$0.353/pcsRFQ
0805Y5000330KAT Image
  • Part#:0805Y5000330KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 0805
  • In Stock:243939
$0.08/pcsRFQ
1206Y2000331JER Image
  • Part#:1206Y2000331JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V X7R 1206
  • In Stock:169892
$0.138/pcsRFQ
1825Y1K20152JXT Image
  • Part#:1825Y1K20152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1.2KV X7R 1825
  • In Stock:38296
$0.782/pcsRFQ
1210Y2500471GFT Image
  • Part#:1210Y2500471GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 1210
  • In Stock:64385
$0.486/pcsRFQ
0805Y2000682JXR Image
  • Part#:0805Y2000682JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V X7R 0805
  • In Stock:257137
$0.077/pcsRFQ
0505Y2000200FQT Image
  • Part#:0505Y2000200FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 200V C0G/NP0 0505
  • In Stock:36039
$0.954/pcsRFQ
0603J1000101FCT Image
  • Part#:0603J1000101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 0603
  • In Stock:135703
$0.166/pcsRFQ
0603J2500101KQT Image
  • Part#:0603J2500101KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 0603
  • In Stock:167667
$0.129/pcsRFQ
2220J0250683KCT Image
  • Part#:2220J0250683KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V C0G/NP0 2220
  • In Stock:33502
$0.958/pcsRFQ
1808Y2K05P60BCR Image
  • Part#:1808Y2K05P60BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 2KV C0G/NP0 1808
  • In Stock:65167
$0.334/pcsRFQ
2220Y5000470KCT Image
  • Part#:2220Y5000470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 2220
  • In Stock:58451
$0.599/pcsRFQ
1812J0630471GAT Image
  • Part#:1812J0630471GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 1812
  • In Stock:43315
$0.688/pcsRFQ
1808J0500121FCT Image
  • Part#:1808J0500121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 1808
  • In Stock:90837
$0.383/pcsRFQ
  • Part#:2225J4K00150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:15910
$1.888/pcsRFQ
2225Y0250472FCR Image
  • Part#:2225Y0250472FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 2225
  • In Stock:10427
$3.343/pcsRFQ
1808J0100821JCR Image
  • Part#:1808J0100821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V C0G/NP0 1808
  • In Stock:199011
$0.121/pcsRFQ
1812Y0250560JCT Image
  • Part#:1812Y0250560JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 1812
  • In Stock:75015
$0.321/pcsRFQ
1210Y0100564MXT Image
  • Part#:1210Y0100564MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 10V X7R 1210
  • In Stock:90079
$0.249/pcsRFQ
1210J6304P70BAR Image
  • Part#:1210J6304P70BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 630V C0G/NP0 1210
  • In Stock:56944
$0.585/pcsRFQ
1812J6300181KCR Image
  • Part#:1812J6300181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V C0G/NP0 1812
  • In Stock:98450
$0.236/pcsRFQ
  • Part#:2225J2000273JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:29158
$1.241/pcsRFQ
1808Y1K20221JXR Image
  • Part#:1808Y1K20221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.2KV X7R 1808
  • In Stock:97700
$0.204/pcsRFQ
1808Y1K00332JDT Image
  • Part#:1808Y1K00332JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV X7R 1808
  • In Stock:63610
$0.308/pcsRFQ
2220Y5000391FCT Image
  • Part#:2220Y5000391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 2220
  • In Stock:19656
$1.953/pcsRFQ
1808J5000270GFR Image
  • Part#:1808J5000270GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1808
  • In Stock:67543
$0.308/pcsRFQ
2225J0100222GCR Image
  • Part#:2225J0100222GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V C0G/NP0 2225
  • In Stock:25856
$1.512/pcsRFQ
1210Y1004P70DFT Image
  • Part#:1210Y1004P70DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 1210
  • In Stock:63328
$0.304/pcsRFQ
1206Y1K06P80BCT Image
  • Part#:1206Y1K06P80BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1KV C0G/NP0 1206
  • In Stock:73019
$0.314/pcsRFQ
1825Y5000681MXR Image
  • Part#:1825Y5000681MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V X7R 1825
  • In Stock:63282
$0.542/pcsRFQ
0505J0630680JQT Image
  • Part#:0505J0630680JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 0505
  • In Stock:93927
$0.2/pcsRFQ
0505J1005P60DQT Image
  • Part#:0505J1005P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 100V C0G/NP0 0505
  • In Stock:123205
$0.168/pcsRFQ
1206Y0160104MDT Image
  • Part#:1206Y0160104MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V X7R 1206
  • In Stock:186055
$0.102/pcsRFQ
1825J6300682KCT Image
  • Part#:1825J6300682KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V C0G/NP0 1825
  • In Stock:41458
$0.775/pcsRFQ
0805Y1000822MDR Image
  • Part#:0805Y1000822MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V X7R 0805
  • In Stock:240595
$0.082/pcsRFQ
1812Y0500122JCT Image
  • Part#:1812Y0500122JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1812
  • In Stock:63731
$0.311/pcsRFQ
1206Y2500152GCT Image
  • Part#:1206Y2500152GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1206
  • In Stock:97424
$0.226/pcsRFQ
1812J5000392JXR Image
  • Part#:1812J5000392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V X7R 1812
  • In Stock:85931
$0.242/pcsRFQ
0805Y0508P20DFT Image
  • Part#:0805Y0508P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 0805
  • In Stock:265425
$0.082/pcsRFQ
2220J1000182JCT Image
  • Part#:2220J1000182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 2220
  • In Stock:48609
$0.695/pcsRFQ
  • Part#:2220J0500820KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 2220
  • In Stock:38634
$0.913/pcsRFQ
2220Y0250125MXT Image
  • Part#:2220Y0250125MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 25V X7R 2220
  • In Stock:37643
$0.853/pcsRFQ
2225J6300122KXR Image
  • Part#:2225J6300122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V X7R 2225
  • In Stock:52705
$0.686/pcsRFQ
1812J0160225MXR Image
  • Part#:1812J0160225MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 16V X7R 1812
  • In Stock:78667
$0.449/pcsRFQ
1825Y1K50390FCR Image
  • Part#:1825Y1K50390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.5KV C0G/NP0 1825
  • In Stock:16290
$1.95/pcsRFQ
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