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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#:1808J0500330JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V X7R 1808
  • In Stock:137097
$0.137/pcsRFQ
1206Y2000272MDT Image
  • Part#:1206Y2000272MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V X7R 1206
  • In Stock:194918
$0.114/pcsRFQ
1206Y0630130FQT Image
  • Part#:1206Y0630130FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 63V C0G/NP0 1206
  • In Stock:23771
$1.502/pcsRFQ
0603J0500181KDT Image
  • Part#:0603J0500181KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V X7R 0603
  • In Stock:347151
$0.064/pcsRFQ
2220J2500181KCT Image
  • Part#:2220J2500181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 2220
  • In Stock:40710
$0.763/pcsRFQ
1808J6300122GCT Image
  • Part#:1808J6300122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V C0G/NP0 1808
  • In Stock:57753
$0.327/pcsRFQ
1812Y2500822JDR Image
  • Part#:1812Y2500822JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 250V X7R 1812
  • In Stock:67337
$0.507/pcsRFQ
0805Y0250273KDR Image
  • Part#:0805Y0250273KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V X7R 0805
  • In Stock:239359
$0.094/pcsRFQ
0603J0160103KDT Image
  • Part#:0603J0160103KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V X7R 0603
  • In Stock:286726
$0.076/pcsRFQ
1812J0100181FCR Image
  • Part#:1812J0100181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 10V C0G/NP0 1812
  • In Stock:35596
$0.888/pcsRFQ
1808J2000183JDR Image
  • Part#:1808J2000183JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1808
  • In Stock:109656
$0.218/pcsRFQ
1812Y0500330GFR Image
  • Part#:1812Y0500330GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1812
  • In Stock:53268
$0.725/pcsRFQ
0805Y0100221MXT Image
  • Part#:0805Y0100221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 10V X7R 0805
  • In Stock:414115
$0.052/pcsRFQ
1808Y0630184JDR Image
  • Part#:1808Y0630184JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 63V X7R 1808
  • In Stock:66261
$0.327/pcsRFQ
1808J1K00151MXT Image
  • Part#:1808J1K00151MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV X7R 1808
  • In Stock:126247
$0.157/pcsRFQ
1808J2500220KFT Image
  • Part#:1808J2500220KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1808
  • In Stock:120605
$0.177/pcsRFQ
0805Y0500393JXT Image
  • Part#:0805Y0500393JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V X7R 0805
  • In Stock:224660
$0.085/pcsRFQ
1808Y0630153KCR Image
  • Part#:1808Y0630153KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 1808
  • In Stock:125036
$0.193/pcsRFQ
1808J0160101MDR Image
  • Part#:1808J0160101MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V X7R 1808
  • In Stock:126050
$0.161/pcsRFQ
1111Y1K00150GQT Image
  • Part#:1111Y1K00150GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 1111
  • In Stock:48850
$0.621/pcsRFQ
1210J0250120JCT Image
  • Part#:1210J0250120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1210
  • In Stock:120305
$0.172/pcsRFQ
2225Y1K20151JCR Image
  • Part#:2225Y1K20151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.2KV C0G/NP0 2225
  • In Stock:43144
$0.835/pcsRFQ
1812J0250181GFR Image
  • Part#:1812J0250181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1812
  • In Stock:55513
$0.693/pcsRFQ
1812Y0630682MXT Image
  • Part#:1812Y0630682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V X7R 1812
  • In Stock:74346
$0.293/pcsRFQ
1206J0101P80BCT Image
  • Part#:1206J0101P80BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 10V C0G/NP0 1206
  • In Stock:88252
$0.25/pcsRFQ
2225Y0500561JFT Image
  • Part#:2225Y0500561JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 2225
  • In Stock:24275
$1.496/pcsRFQ
0805Y5002P70BCR Image
  • Part#:0805Y5002P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 500V C0G/NP0 0805
  • In Stock:127098
$0.182/pcsRFQ
1206Y1000390KCT Image
  • Part#:1206Y1000390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1206
  • In Stock:283360
$0.079/pcsRFQ
0603Y0630150FCR Image
  • Part#:0603Y0630150FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 0603
  • In Stock:113099
$0.166/pcsRFQ
1812J0500562JAR Image
  • Part#:1812J0500562JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1812
  • In Stock:73414
$0.418/pcsRFQ
1812J5000271FFT Image
  • Part#:1812J5000271FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 1812
  • In Stock:40958
$0.855/pcsRFQ
1825Y1K50150KCR Image
  • Part#:1825Y1K50150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1.5KV C0G/NP0 1825
  • In Stock:59799
$0.545/pcsRFQ
1825J0160393KCT Image
  • Part#:1825J0160393KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V C0G/NP0 1825
  • In Stock:44633
$0.879/pcsRFQ
1808JA250121KCTSP Image
  • Part#:1808JA250121KCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 1808
  • In Stock:100356
$0.228/pcsRFQ
1210Y0160822KXT Image
  • Part#:1210Y0160822KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V X7R 1210
  • In Stock:130434
$0.154/pcsRFQ
1206J0161P00BCR Image
  • Part#:1206J0161P00BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 16V C0G/NP0 1206
  • In Stock:88087
$0.234/pcsRFQ
1808Y0250822MXT Image
  • Part#:1808Y0250822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V X7R 1808
  • In Stock:125611
$0.155/pcsRFQ
2220Y0250101FCT Image
  • Part#:2220Y0250101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 2220
  • In Stock:12215
$2.889/pcsRFQ
1808J2500104JDT Image
  • Part#:1808J2500104JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 250V X7R 1808
  • In Stock:66764
$0.321/pcsRFQ
1206J0630102JFR Image
  • Part#:1206J0630102JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1206
  • In Stock:169797
$0.133/pcsRFQ
  • Part#:1808J0500104JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.10UF 50V X7R 1808
  • In Stock:96246
$0.237/pcsRFQ
1825Y1K00472MXT Image
  • Part#:1825Y1K00472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV X7R 1825
  • In Stock:54872
$0.588/pcsRFQ
  • Part#:1808Y0500393MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:195381
$0.118/pcsRFQ
1206J3009P10BQT Image
  • Part#:1206J3009P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 300V C0G/NP0 1206
  • In Stock:55041
$0.563/pcsRFQ
2220J0160330KCR Image
  • Part#:2220J0160330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 2220
  • In Stock:54049
$0.687/pcsRFQ
1111Y6300361FQT Image
  • Part#:1111Y6300361FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 360PF 630V C0G/NP0 1111
  • In Stock:20997
$1.534/pcsRFQ
1825Y2K00681MXT Image
  • Part#:1825Y2K00681MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2KV X7R 1825
  • In Stock:61890
$0.585/pcsRFQ
1812J0100104KCT Image
  • Part#:1812J0100104KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 10V C0G/NP0 1812
  • In Stock:58755
$0.547/pcsRFQ
0603Y0630471FFT Image
  • Part#:0603Y0630471FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 0603
  • In Stock:73691
$0.296/pcsRFQ
1206Y0250563JDT Image
  • Part#:1206Y0250563JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1206
  • In Stock:151190
$0.157/pcsRFQ
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