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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

1808Y6300272KXR Image
  • Part#:1808Y6300272KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 630V X7R 1808
  • In Stock:100674
$0.219/pcsRFQ
1812J1000472MXRE03 Image
  • Part#:1812J1000472MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V X7R 1812
  • In Stock:66225
$0.566/pcsRFQ
1812Y2000120FCT Image
  • Part#:1812Y2000120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1812
  • In Stock:29479
$1.228/pcsRFQ
2220Y1K00821JXT Image
  • Part#:2220Y1K00821JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV X7R 2220
  • In Stock:50224
$0.68/pcsRFQ
1808J4K00820GCT Image
  • Part#:1808J4K00820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 4KV C0G/NP0 1808
  • In Stock:70649
$0.287/pcsRFQ
2211JA250180GCRSPU Image
  • Part#:2211JA250180GCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 2211
  • In Stock:45546
$0.73/pcsRFQ
  • Part#:0805J2000330FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 0805
  • In Stock:75832
$0.457/pcsRFQ
0805J1K00150FCT Image
  • Part#:0805J1K00150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 0805
  • In Stock:112596
$0.205/pcsRFQ
1808YA250151MXRPY2 Image
  • Part#:1808YA250151MXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 1808
  • In Stock:70807
$0.273/pcsRFQ
1812J2500392MDR Image
  • Part#:1812J2500392MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V X7R 1812
  • In Stock:54487
$0.352/pcsRFQ
1808Y0250104JXR Image
  • Part#:1808Y0250104JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V X7R 1808
  • In Stock:118354
$0.187/pcsRFQ
2225J5000331JXT Image
  • Part#:2225J5000331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V X7R 2225
  • In Stock:45005
$0.749/pcsRFQ
1825Y0250682GCT Image
  • Part#:1825Y0250682GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 1825
  • In Stock:20632
$1.482/pcsRFQ
0805J3003P60DQT Image
  • Part#:0805J3003P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 300V C0G/NP0 0805
  • In Stock:164025
$0.146/pcsRFQ
1206Y2500100FQT Image
  • Part#:1206Y2500100FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1206
  • In Stock:44411
$0.766/pcsRFQ
1808JA250101KCRSPU Image
  • Part#:1808JA250101KCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1808
  • In Stock:118749
$0.189/pcsRFQ
1206J1000822GCR Image
  • Part#:1206J1000822GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V C0G/NP0 1206
  • In Stock:73380
$0.316/pcsRFQ
1808Y0500120JCT Image
  • Part#:1808Y0500120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1808
  • In Stock:129193
$0.152/pcsRFQ
1808J0250104MDT Image
  • Part#:1808J0250104MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V X7R 1808
  • In Stock:97973
$0.224/pcsRFQ
1808J1000222JCR Image
  • Part#:1808J1000222JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1808
  • In Stock:135452
$0.173/pcsRFQ
2220J2500334MXT Image
  • Part#:2220J2500334MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 250V X7R 2220
  • In Stock:47241
$0.699/pcsRFQ
1825Y6300223MXR Image
  • Part#:1825Y6300223MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 630V X7R 1825
  • In Stock:58034
$0.576/pcsRFQ
1812J2000822JFR Image
  • Part#:1812J2000822JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V C0G/NP0 1812
  • In Stock:72295
$0.518/pcsRFQ
1825Y0160391FCR Image
  • Part#:1825Y0160391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 1825
  • In Stock:13885
$2.698/pcsRFQ
2225J5000100JCR Image
  • Part#:2225J5000100JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 2225
  • In Stock:51706
$0.684/pcsRFQ
1206Y0630270GCT Image
  • Part#:1206Y0630270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1206
  • In Stock:134402
$0.149/pcsRFQ
0805Y0630160KQT Image
  • Part#:0805Y0630160KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 63V C0G/NP0 0805
  • In Stock:138746
$0.165/pcsRFQ
1825Y0250155JXT Image
  • Part#:1825Y0250155JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 25V X7R 1825
  • In Stock:30783
$1.229/pcsRFQ
1808Y0630330GCT Image
  • Part#:1808Y0630330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 1808
  • In Stock:95631
$0.202/pcsRFQ
1825J2K50222KXT Image
  • Part#:1825J2K50222KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 2.5KV X7R 1825
  • In Stock:68080
$0.568/pcsRFQ
1206Y1002P20DFR Image
  • Part#:1206Y1002P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 100V C0G/NP0 1206
  • In Stock:185685
$0.113/pcsRFQ
1206Y0500390GQT Image
  • Part#:1206Y0500390GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 1206
  • In Stock:75175
$0.265/pcsRFQ
  • Part#:2220J0160475MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:38423
$0.92/pcsRFQ
1808JA258P20CCRSPU Image
  • Part#:1808JA258P20CCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 1808
  • In Stock:70754
$0.333/pcsRFQ
1812Y0100184KXT Image
  • Part#:1812Y0100184KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V X7R 1812
  • In Stock:71172
$0.329/pcsRFQ
2220J0500225JDR Image
  • Part#:2220J0500225JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 50V X7R 2220
  • In Stock:16176
$2.01/pcsRFQ
1825Y2500105KXT Image
  • Part#:1825Y2500105KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 250V X7R 1825
  • In Stock:26348
$1.324/pcsRFQ
1111Y6301P90HQT Image
  • Part#:1111Y6301P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 630V C0G/NP0 1111
  • In Stock:61555
$0.538/pcsRFQ
1206Y0500562FFT Image
  • Part#:1206Y0500562FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1206
  • In Stock:51674
$0.637/pcsRFQ
0505J1000120JQT Image
  • Part#:0505J1000120JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 0505
  • In Stock:108657
$0.183/pcsRFQ
2225Y0250100JCT Image
  • Part#:2225Y0250100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 2225
  • In Stock:31147
$1.102/pcsRFQ
1210Y5000220KCR Image
  • Part#:1210Y5000220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V C0G/NP0 1210
  • In Stock:183877
$0.106/pcsRFQ
0603Y2500471MXT Image
  • Part#:0603Y2500471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V X7R 0603
  • In Stock:478489
$0.047/pcsRFQ
0805Y0100220GCR Image
  • Part#:0805Y0100220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 10V C0G/NP0 0805
  • In Stock:237070
$0.092/pcsRFQ
1812J0630820GAR Image
  • Part#:1812J0630820GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 1812
  • In Stock:54477
$0.692/pcsRFQ
2220J1000150GCT Image
  • Part#:2220J1000150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 2220
  • In Stock:30897
$1.248/pcsRFQ
1808J1K50221MXT Image
  • Part#:1808J1K50221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.5KV X7R 1808
  • In Stock:141491
$0.164/pcsRFQ
1111J1500272FQT Image
  • Part#:1111J1500272FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 150V C0G/NP0 1111
  • In Stock:14528
$2.225/pcsRFQ
2220Y0160121GCR Image
  • Part#:2220Y0160121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 2220
  • In Stock:24389
$1.455/pcsRFQ
0603Y2500270JUT Image
  • Part#:0603Y2500270JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 0603
  • In Stock:170667
$0.133/pcsRFQ
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