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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

1808J0630392KXR Image
  • Part#:1808J0630392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V X7R 1808
  • In Stock:147762
$0.127/pcsRFQ
1808J5008P20CFR Image
  • Part#:1808J5008P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 500V C0G/NP0 1808
  • In Stock:72544
$0.314/pcsRFQ
0805J5000221FAR Image
  • Part#:0805J5000221FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 0805
  • In Stock:65508
$0.331/pcsRFQ
2225Y1K20561JCT Image
  • Part#:2225Y1K20561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.2KV C0G/NP0 2225
  • In Stock:44512
$0.866/pcsRFQ
1206J0160390GFT Image
  • Part#:1206J0160390GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 1206
  • In Stock:98895
$0.214/pcsRFQ
  • Part#:0603Y1000390KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:357402
$0.059/pcsRFQ
1206Y0630221FAR Image
  • Part#:1206Y0630221FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 1206
  • In Stock:79127
$0.436/pcsRFQ
1111J5000241KUT Image
  • Part#:1111J5000241KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 240PF 500V C0G/NP0 1111
  • In Stock:4657
 RFQ
0603J0250391JCT Image
  • Part#:0603J0250391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V C0G/NP0 0603
  • In Stock:359168
$0.059/pcsRFQ
0603Y2005P10BUT Image
  • Part#:0603Y2005P10BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 200V C0G/NP0 0603
  • In Stock:88060
$0.222/pcsRFQ
1111Y1009P10CQT Image
  • Part#:1111Y1009P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 100V C0G/NP0 1111
  • In Stock:74879
$0.463/pcsRFQ
1808Y5000101JCR Image
  • Part#:1808Y5000101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1808
  • In Stock:155586
$0.151/pcsRFQ
1812Y0630155MDR Image
  • Part#:1812Y0630155MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 63V X7R 1812
  • In Stock:47630
$0.765/pcsRFQ
1812Y0500271GCT Image
  • Part#:1812Y0500271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 1812
  • In Stock:62279
$0.553/pcsRFQ
1206J0630820JAR Image
  • Part#:1206J0630820JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 1206
  • In Stock:193176
$0.112/pcsRFQ
1825J1000120JCR Image
  • Part#:1825J1000120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 1825
  • In Stock:46716
$0.752/pcsRFQ
1210J5000121JDR Image
  • Part#:1210J5000121JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V X7R 1210
  • In Stock:111935
$0.212/pcsRFQ
1206Y2001P50BAR Image
  • Part#:1206Y2001P50BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 200V C0G/NP0 1206
  • In Stock:63486
$0.347/pcsRFQ
2225J1000563GCR Image
  • Part#:2225J1000563GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 100V C0G 2225
  • In Stock:12722
$2.488/pcsRFQ
0603J0630131GQT Image
  • Part#:0603J0630131GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 63V C0G/NP0 0603
  • In Stock:74977
$0.294/pcsRFQ
1206Y0160472JFT Image
  • Part#:1206Y0160472JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 1206
  • In Stock:114176
$0.189/pcsRFQ
1210J1000393MDR Image
  • Part#:1210J1000393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V X7R 1210
  • In Stock:103376
$0.229/pcsRFQ
2220Y2500684JDR Image
  • Part#:2220Y2500684JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 250V X7R 2220
  • In Stock:17468
$1.832/pcsRFQ
1812J0250183KFR Image
  • Part#:1812J0250183KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V C0G/NP0 1812
  • In Stock:73146
$0.468/pcsRFQ
1111J3002P00BQT Image
  • Part#:1111J3002P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 300V C0G/NP0 1111
  • In Stock:67177
$0.3/pcsRFQ
1206Y1K00270FCR Image
  • Part#:1206Y1K00270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV C0G/NP0 1206
  • In Stock:69732
$0.32/pcsRFQ
1206J2500122KXT Image
  • Part#:1206J2500122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:358668
$0.067/pcsRFQ
2220J1K00562JFR Image
  • Part#:2220J1K00562JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV C0G/NP0 2220
  • In Stock:35613
$0.873/pcsRFQ
1210J0250272JDR Image
  • Part#:1210J0250272JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V X7R 1210
  • In Stock:81216
$0.263/pcsRFQ
1808J5K00151MXR Image
  • Part#:1808J5K00151MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 5KV X7R 1808
  • In Stock:130029
$0.158/pcsRFQ
0805Y0500471KAR Image
  • Part#:0805Y0500471KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 0805
  • In Stock:264121
$0.077/pcsRFQ
1812Y5000560JFT Image
  • Part#:1812Y5000560JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1812
  • In Stock:75728
$0.407/pcsRFQ
1111J2000271GQT Image
  • Part#:1111J2000271GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 1111
  • In Stock:50101
$0.725/pcsRFQ
0603Y2000820GAR Image
  • Part#:0603Y2000820GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 0603
  • In Stock:164277
$0.137/pcsRFQ
1812Y2500561FCT Image
  • Part#:1812Y2500561FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1812
  • In Stock:32400
$1.123/pcsRFQ
1210Y1000152JFR Image
  • Part#:1210Y1000152JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1210
  • In Stock:69950
$0.272/pcsRFQ
1206Y1001P80BAT Image
  • Part#:1206Y1001P80BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 100V C0G/NP0 1206
  • In Stock:96409
$0.383/pcsRFQ
1206J0100681MXR Image
  • Part#:1206J0100681MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V X7R 1206
  • In Stock:286962
$0.069/pcsRFQ
0805J0630181GFT Image
  • Part#:0805J0630181GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 0805
  • In Stock:143549
$0.152/pcsRFQ
1812J0250101GCT Image
  • Part#:1812J0250101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 1812
  • In Stock:71713
$0.515/pcsRFQ
1825J0500681JCR Image
  • Part#:1825J0500681JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1825
  • In Stock:40398
$0.746/pcsRFQ
2220J0500393KFT Image
  • Part#:2220J0500393KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V C0G/NP0 2220
  • In Stock:26822
$1.192/pcsRFQ
1111Y5000361FQT Image
  • Part#:1111Y5000361FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 360PF 500V C0G/NP0 1111
  • In Stock:20981
$1.488/pcsRFQ
1210Y0250153JCT Image
  • Part#:1210Y0250153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1210
  • In Stock:96407
$0.245/pcsRFQ
0603J0100563KXT Image
  • Part#:0603J0100563KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V X7R 0603
  • In Stock:430815
$0.051/pcsRFQ
1808Y5000122GFT Image
  • Part#:1808Y5000122GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 1808
  • In Stock:90238
$0.413/pcsRFQ
1808YA250221GCRSPU Image
  • Part#:1808YA250221GCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1808
  • In Stock:84923
$0.414/pcsRFQ
1206Y2000391KXR Image
  • Part#:1206Y2000391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V X7R 1206
  • In Stock:269706
$0.077/pcsRFQ
1808J0160472FCR Image
  • Part#:1808J0160472FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 1808
  • In Stock:78455
$0.384/pcsRFQ
1808Y0500152FFT Image
  • Part#:1808Y0500152FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1808
  • In Stock:59642
$0.585/pcsRFQ
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