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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

1206Y2500821KDT Image
  • Part#:1206Y2500821KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1206
  • In Stock:188189
$0.121/pcsRFQ
2225Y1K00822GCR Image
  • Part#:2225Y1K00822GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV C0G/NP0 2225
  • In Stock:13113
$2.942/pcsRFQ
2225Y0100822FCT Image
  • Part#:2225Y0100822FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V C0G/NP0 2225
  • In Stock:8823
$3.47/pcsRFQ
0805Y2000330KQT Image
  • Part#:0805Y2000330KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 0805
  • In Stock:144842
$0.163/pcsRFQ
2220Y5000120FFR Image
  • Part#:2220Y5000120FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 2220
  • In Stock:10279
$3.231/pcsRFQ
1812J0250271GFR Image
  • Part#:1812J0250271GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 1812
  • In Stock:47704
$0.658/pcsRFQ
0603Y2000121GCR Image
  • Part#:0603Y2000121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 0603
  • In Stock:238651
$0.096/pcsRFQ
1206J0160121KDR Image
  • Part#:1206J0160121KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V X7R 1206
  • In Stock:162904
$0.121/pcsRFQ
1206Y0250684KXT Image
  • Part#:1206Y0250684KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 25V X7R 1206
  • In Stock:97974
$0.192/pcsRFQ
2220J1K00220KFR Image
  • Part#:2220J1K00220KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 2220
  • In Stock:47431
$0.675/pcsRFQ
1825Y2K50102JCR Image
  • Part#:1825Y2K50102JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2.5KV C0G 1825
  • In Stock:45109
$0.85/pcsRFQ
2225Y1K00392FCR Image
  • Part#:2225Y1K00392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1KV C0G/NP0 2225
  • In Stock:10234
$3.622/pcsRFQ
2220J0160124MXR Image
  • Part#:2220J0160124MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V X7R 2220
  • In Stock:61212
$0.614/pcsRFQ
1206Y0630101MXR Image
  • Part#:1206Y0630101MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V X7R 1206
  • In Stock:320308
$0.071/pcsRFQ
  • Part#:0603Y0500560KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 0603
  • In Stock:389269
$0.061/pcsRFQ
2220J0160154MDR Image
  • Part#:2220J0160154MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V X7R 2220
  • In Stock:36500
$0.914/pcsRFQ
0603J0100103JXR Image
  • Part#:0603J0100103JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V X7R 0603
  • In Stock:377352
$0.06/pcsRFQ
2225Y1K00270JCT Image
  • Part#:2225Y1K00270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV C0G/NP0 2225
  • In Stock:48618
$0.793/pcsRFQ
1206Y1K20181KXT Image
  • Part#:1206Y1K20181KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.2KV X7R 1206
  • In Stock:297877
$0.08/pcsRFQ
1206J1000683KXR Image
  • Part#:1206J1000683KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 1206
  • In Stock:235528
$0.102/pcsRFQ
1825J2000183KXT Image
  • Part#:1825J2000183KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1825
  • In Stock:52104
$0.715/pcsRFQ
0603Y0500331KXR Image
  • Part#:0603Y0500331KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V X7R 0603
  • In Stock:506665
$0.046/pcsRFQ
1210Y0250684MDR Image
  • Part#:1210Y0250684MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 25V X7R 1210
  • In Stock:84796
$0.372/pcsRFQ
1812J0160154KXT Image
  • Part#:1812J0160154KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V X7R 1812
  • In Stock:81962
$0.283/pcsRFQ
2220J6300222GCT Image
  • Part#:2220J6300222GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V C0G/NP0 2220
  • In Stock:38001
$0.97/pcsRFQ
0603Y0505P60CCT Image
  • Part#:0603Y0505P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 0603
  • In Stock:292143
$0.075/pcsRFQ
1206J2000821JFR Image
  • Part#:1206J2000821JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1206
  • In Stock:158216
$0.142/pcsRFQ
2225Y0500154JDT Image
  • Part#:2225Y0500154JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V X7R 2225
  • In Stock:18382
$1.65/pcsRFQ
1812Y1000393KXR Image
  • Part#:1812Y1000393KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V X7R 1812
  • In Stock:74281
$0.276/pcsRFQ
1206J2005P60BQT Image
  • Part#:1206J2005P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 200V C0G/NP0 1206
  • In Stock:75814
$0.453/pcsRFQ
1825Y0500181JCR Image
  • Part#:1825Y0500181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 1825
  • In Stock:37821
$0.894/pcsRFQ
1825J6K00120GCR Image
  • Part#:1825J6K00120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 6KV C0G/NP0 1825
  • In Stock:56663
$0.561/pcsRFQ
0603Y1001P80CQT Image
  • Part#:0603Y1001P80CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 100V C0G/NP0 0603
  • In Stock:258428
$0.089/pcsRFQ
2220J0160332JFR Image
  • Part#:2220J0160332JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 2220
  • In Stock:32178
$0.984/pcsRFQ
1808J1K00271KCT Image
  • Part#:1808J1K00271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1808
  • In Stock:125066
$0.184/pcsRFQ
1206Y2500511FQT Image
  • Part#:1206Y2500511FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 510PF 250V C0G/NP0 1206
  • In Stock:31269
$1.144/pcsRFQ
1206J0630220GFT Image
  • Part#:1206J0630220GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 1206
  • In Stock:111048
$0.17/pcsRFQ
1111Y1003P90DQT Image
  • Part#:1111Y1003P90DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 100V C0G/NP0 1111
  • In Stock:69788
$0.318/pcsRFQ
1210Y2500273KDT Image
  • Part#:1210Y2500273KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 1210
  • In Stock:77198
$0.282/pcsRFQ
1206Y0250153JDR Image
  • Part#:1206Y0250153JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V X7R 1206
  • In Stock:155928
$0.14/pcsRFQ
1812J1K00122FFT Image
  • Part#:1812J1K00122FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 1812
  • In Stock:26427
$1.398/pcsRFQ
2220Y3K00821JCR Image
  • Part#:2220Y3K00821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 3KV C0G/NP0 2220
  • In Stock:44344
$0.679/pcsRFQ
1206J1007P50DQT Image
  • Part#:1206J1007P50DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 100V C0G/NP0 1206
  • In Stock:104427
$0.202/pcsRFQ
1808J2004P70CFT Image
  • Part#:1808J2004P70CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 200V C0G/NP0 1808
  • In Stock:91541
$0.242/pcsRFQ
0603Y2000221JXR Image
  • Part#:0603Y2000221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V X7R 0603
  • In Stock:380109
$0.05/pcsRFQ
2211YA250270GCRSP Image
  • Part#:2211YA250270GCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 2211
  • In Stock:40037
$0.855/pcsRFQ
0805J0160563JDR Image
  • Part#:0805J0160563JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V X7R 0805
  • In Stock:179024
$0.125/pcsRFQ
0603Y2000910KQT Image
  • Part#:0603Y2000910KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 200V C0G/NP0 0603
  • In Stock:193170
$0.125/pcsRFQ
2220Y0250125KDR Image
  • Part#:2220Y0250125KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 25V X7R 2220
  • In Stock:28776
$1.25/pcsRFQ
1808J1000393JXT Image
  • Part#:1808J1000393JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V X7R 1808
  • In Stock:97470
$0.193/pcsRFQ
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