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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

1210J0258P20CCT Image
  • Part#:1210J0258P20CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 25V C0G/NP0 1210
  • In Stock:85250
$0.247/pcsRFQ
1812J0250272FCT Image
  • Part#:1812J0250272FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 1812
  • In Stock:34459
$0.936/pcsRFQ
1812Y1K00472JXT Image
  • Part#:1812Y1K00472JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV X7R 1812
  • In Stock:70023
$0.329/pcsRFQ
2225J1K50472FCT Image
  • Part#:2225J1K50472FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.5KV C0G 2225
  • In Stock:8595
$3.507/pcsRFQ
2220J0160393MXT Image
  • Part#:2220J0160393MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 2220
  • In Stock:56474
$0.582/pcsRFQ
0603Y1000330GCR Image
  • Part#:0603Y1000330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 0603
  • In Stock:216984
$0.086/pcsRFQ
2225Y0160154GCT Image
  • Part#:2225Y0160154GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V C0G/NP0 2225
  • In Stock:14560
$2.693/pcsRFQ
2220Y0100273JXR Image
  • Part#:2220Y0100273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 10V X7R 2220
  • In Stock:41409
$0.836/pcsRFQ
1808YA250151KCRSY2 Image
  • Part#:1808YA250151KCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1808
  • In Stock:66839
$0.28/pcsRFQ
1808J1K56P80BCR Image
  • Part#:1808J1K56P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1.5KV C0G/NP0 1808
  • In Stock:63189
$0.338/pcsRFQ
1808Y0100223JXT Image
  • Part#:1808Y0100223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 10V X7R 1808
  • In Stock:129610
$0.182/pcsRFQ
1210J0100473FCT Image
  • Part#:1210J0100473FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V C0G/NP0 1210
  • In Stock:34410
$1.068/pcsRFQ
1812J0630153KDR Image
  • Part#:1812J0630153KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V X7R 1812
  • In Stock:54139
$0.349/pcsRFQ
1812J2500272KCT Image
  • Part#:1812J2500272KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 250V C0G/NP0 1812
  • In Stock:68720
$0.315/pcsRFQ
1206Y0250472JCT Image
  • Part#:1206Y0250472JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1206
  • In Stock:160701
$0.128/pcsRFQ
2225J2500272KFR Image
  • Part#:2225J2500272KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 250V C0G/NP0 2225
  • In Stock:24410
$1.426/pcsRFQ
  • Part#:0603J2500102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V X7R 0603
  • In Stock:591808
$0.036/pcsRFQ
0805Y1000683MXT Image
  • Part#:0805Y1000683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 0805
  • In Stock:246023
$0.091/pcsRFQ
1210J2500330FCT Image
  • Part#:1210J2500330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1210
  • In Stock:55245
$0.608/pcsRFQ
2225Y0160180JCT Image
  • Part#:2225Y0160180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 16V C0G/NP0 2225
  • In Stock:37645
$1.04/pcsRFQ
1808J5008P20BFT Image
  • Part#:1808J5008P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 500V C0G/NP0 1808
  • In Stock:53440
$0.557/pcsRFQ
1206Y5000181FQT Image
  • Part#:1206Y5000181FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1206
  • In Stock:43505
$0.821/pcsRFQ
0603J0250822JDR Image
  • Part#:0603J0250822JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V X7R 0603
  • In Stock:305184
$0.077/pcsRFQ
1808J1K20221MXT Image
  • Part#:1808J1K20221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.2KV X7R 1808
  • In Stock:116544
$0.163/pcsRFQ
2225Y0630154JCT Image
  • Part#:2225Y0630154JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V C0G/NP0 2225
  • In Stock:16829
$1.875/pcsRFQ
2225Y6K00331FCT Image
  • Part#:2225Y6K00331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 6KV C0G/NP0 2225
  • In Stock:13401
$2.533/pcsRFQ
0805Y2000220GCR Image
  • Part#:0805Y2000220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 0805
  • In Stock:204382
$0.098/pcsRFQ
1825Y5K00101GCR Image
  • Part#:1825Y5K00101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 5KV C0G/NP0 1825
  • In Stock:49165
$0.72/pcsRFQ
1825J0250821JCR Image
  • Part#:1825J0250821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 1825
  • In Stock:43088
$0.72/pcsRFQ
1808J0160220FCT Image
  • Part#:1808J0160220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 1808
  • In Stock:95160
$0.379/pcsRFQ
1812J2000270FCR Image
  • Part#:1812J2000270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 1812
  • In Stock:42969
$0.816/pcsRFQ
1206J1000390GFR Image
  • Part#:1206J1000390GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1206
  • In Stock:103053
$0.2/pcsRFQ
1825J0250680JCT Image
  • Part#:1825J0250680JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1825
  • In Stock:42661
$0.787/pcsRFQ
1808J1000153KXT Image
  • Part#:1808J1000153KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 100V X7R 1808
  • In Stock:152262
$0.133/pcsRFQ
2225J1K50332GCT Image
  • Part#:2225J1K50332GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.5KV C0G 2225
  • In Stock:18529
$1.928/pcsRFQ
2225Y0160220GCR Image
  • Part#:2225Y0160220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 2225
  • In Stock:19917
$1.834/pcsRFQ
1812J1K20470FCR Image
  • Part#:1812J1K20470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.2KV C0G/NP0 1812
  • In Stock:56252
$0.638/pcsRFQ
0805J2500330JFR Image
  • Part#:0805J2500330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 0805
  • In Stock:290207
$0.082/pcsRFQ
1808J0500332GFR Image
  • Part#:1808J0500332GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 1808
  • In Stock:79071
$0.277/pcsRFQ
2225J1K50561JXT Image
  • Part#:2225J1K50561JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.5KV X7R 2225
  • In Stock:51392
$0.705/pcsRFQ
0805J1000271JFT Image
  • Part#:0805J1000271JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 0805
  • In Stock:259222
$0.092/pcsRFQ
1825Y0630150GCT Image
  • Part#:1825Y0630150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 1825
  • In Stock:18948
$1.61/pcsRFQ
2220Y4K00180JCR Image
  • Part#:2220Y4K00180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 4KV C0G/NP0 2220
  • In Stock:69029
$0.281/pcsRFQ
1808J4K00470GCT Image
  • Part#:1808J4K00470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 4KV C0G/NP0 1808
  • In Stock:82594
$0.246/pcsRFQ
1812Y2500334MDR Image
  • Part#:1812Y2500334MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 250V X7R 1812
  • In Stock:48223
$0.686/pcsRFQ
0805J1K00561JXR Image
  • Part#:0805J1K00561JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV X7R 0805
  • In Stock:308300
$0.074/pcsRFQ
1808J0630273JCT Image
  • Part#:1808J0630273JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 1808
  • In Stock:67344
$0.313/pcsRFQ
0805J5000181MXT Image
  • Part#:0805J5000181MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V X7R 0805
  • In Stock:461651
$0.051/pcsRFQ
0805Y1000150FFR Image
  • Part#:0805Y1000150FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 0805
  • In Stock:82456
$0.272/pcsRFQ
1210J6300182GCT Image
  • Part#:1210J6300182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 630V C0G/NP0 1210
  • In Stock:73243
$0.322/pcsRFQ
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