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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

1825Y6K00101JCT Image
  • Part#:1825Y6K00101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 6KV C0G/NP0 1825
  • In Stock:81922
$0.471/pcsRFQ
1808J1K00821JCT Image
  • Part#:1808J1K00821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 1808
  • In Stock:102787
$0.196/pcsRFQ
1808J1000273JDT Image
  • Part#:1808J1000273JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V X7R 1808
  • In Stock:79108
$0.249/pcsRFQ
1210J2000224JDT Image
  • Part#:1210J2000224JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 200V X7R 1210
  • In Stock:61034
$0.525/pcsRFQ
1812JA250331JXRSY2 Image
  • Part#:1812JA250331JXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V X7R 1812
  • In Stock:86637
$0.377/pcsRFQ
1206J1K50271KXT Image
  • Part#:1206J1K50271KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.5KV X7R 1206
  • In Stock:262438
$0.078/pcsRFQ
1206Y0250392FFT Image
  • Part#:1206Y0250392FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1206
  • In Stock:49893
$0.619/pcsRFQ
1812J0250271JCR Image
  • Part#:1812J0250271JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 1812
  • In Stock:85859
$0.25/pcsRFQ
1808Y4K00151KXR Image
  • Part#:1808Y4K00151KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 4KV X7R 1808
  • In Stock:117705
$0.166/pcsRFQ
1812Y1K00151JDR Image
  • Part#:1812Y1K00151JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV X7R 1812
  • In Stock:69914
$0.535/pcsRFQ
2225J1000221JFT Image
  • Part#:2225J1000221JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 2225
  • In Stock:25545
$1.171/pcsRFQ
1825J2500183JCT Image
  • Part#:1825J2500183JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V C0G 1825
  • In Stock:38607
$1.011/pcsRFQ
2225Y0630183GFT Image
  • Part#:2225Y0630183GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 2225
  • In Stock:11447
$2.905/pcsRFQ
1812J2000151FAT Image
  • Part#:1812J2000151FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1812
  • In Stock:22605
$1.371/pcsRFQ
1825J1K50120GCT Image
  • Part#:1825J1K50120GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.5KV C0G/NP0 1825
  • In Stock:34100
$0.923/pcsRFQ
1210J2000153MDT Image
  • Part#:1210J2000153MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V X7R 1210
  • In Stock:100235
$0.226/pcsRFQ
0805J5002P00DQT Image
  • Part#:0805J5002P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 500V C0G/NP0 0805
  • In Stock:162429
$0.149/pcsRFQ
2225J1000100FCR Image
  • Part#:2225J1000100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 2225
  • In Stock:11314
$2.752/pcsRFQ
1210J0630334MXR Image
  • Part#:1210J0630334MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 63V X7R 1210
  • In Stock:140940
$0.171/pcsRFQ
2225J0250472GFT Image
  • Part#:2225J0250472GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 2225
  • In Stock:16588
$2.254/pcsRFQ
1825J1K00182KCR Image
  • Part#:1825J1K00182KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV C0G/NP0 1825
  • In Stock:62806
$0.573/pcsRFQ
2225J0500680FFT Image
  • Part#:2225J0500680FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 2225
  • In Stock:7969
$4.185/pcsRFQ
1812Y1K00563KDT Image
  • Part#:1812Y1K00563KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 1KV X7R 1812
  • In Stock:46212
$0.701/pcsRFQ
1206J0500391JDR Image
  • Part#:1206J0500391JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V X7R 1206
  • In Stock:165847
$0.132/pcsRFQ
1812Y0250151JFR Image
  • Part#:1812Y0250151JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1812
  • In Stock:75423
$0.441/pcsRFQ
1210Y1000822MXR Image
  • Part#:1210Y1000822MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V X7R 1210
  • In Stock:152222
$0.139/pcsRFQ
1206J2500183KXR Image
  • Part#:1206J2500183KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 1206
  • In Stock:274570
$0.083/pcsRFQ
1210Y1000101JFT Image
  • Part#:1210Y1000101JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1210
  • In Stock:87958
$0.268/pcsRFQ
1206Y1K50151JCT Image
  • Part#:1206Y1K50151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.5KV C0G/NP0 1206
  • In Stock:181426
$0.125/pcsRFQ
2220Y0630223FCT Image
  • Part#:2220Y0630223FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V C0G/NP0 2220
  • In Stock:10428
$3.425/pcsRFQ
1812Y0630100GCT Image
  • Part#:1812Y0630100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 1812
  • In Stock:57160
$0.554/pcsRFQ
0805Y1K00471JXR Image
  • Part#:0805Y1K00471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV X7R 0805
  • In Stock:287845
$0.076/pcsRFQ
0805Y1K00680JCT Image
  • Part#:0805Y1K00680JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 0805
  • In Stock:339999
$0.061/pcsRFQ
0805J3000560KQT Image
  • Part#:0805J3000560KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 300V C0G/NP0 0805
  • In Stock:120873
$0.194/pcsRFQ
0805J2002P70BAT Image
  • Part#:0805J2002P70BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 200V C0G/NP0 0805
  • In Stock:83013
$0.273/pcsRFQ
1206Y1000681JDR Image
  • Part#:1206Y1000681JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V X7R 1206
  • In Stock:146988
$0.135/pcsRFQ
1812Y0500122KAT Image
  • Part#:1812Y0500122KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1812
  • In Stock:71129
$0.428/pcsRFQ
2225Y5K00272MXR Image
  • Part#:2225Y5K00272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 5KV X7R 2225
  • In Stock:61933
$0.556/pcsRFQ
1210J2000272MXR Image
  • Part#:1210J2000272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V X7R 1210
  • In Stock:136339
$0.146/pcsRFQ
1210J0500682MDR Image
  • Part#:1210J0500682MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V X7R 1210
  • In Stock:99650
$0.204/pcsRFQ
  • Part#:1206Y0160473MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V X7R 1206
  • In Stock:218900
$0.097/pcsRFQ
1812J0500470JCT Image
  • Part#:1812J0500470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1812
  • In Stock:71474
$0.263/pcsRFQ
1808Y5000272JCR Image
  • Part#:1808Y5000272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V C0G/NP0 1808
  • In Stock:110759
$0.215/pcsRFQ
2225Y1K50332MXT Image
  • Part#:2225Y1K50332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.5KV X7R 2225
  • In Stock:64108
$0.59/pcsRFQ
2220J0160821JCR Image
  • Part#:2220J0160821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 2220
  • In Stock:47551
$0.66/pcsRFQ
2225Y2500181FCT Image
  • Part#:2225Y2500181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 2225
  • In Stock:11368
$3.396/pcsRFQ
0603Y2500330KCT Image
  • Part#:0603Y2500330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 0603
  • In Stock:419249
$0.053/pcsRFQ
0805J2500220FFR Image
  • Part#:0805J2500220FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 0805
  • In Stock:67258
$0.278/pcsRFQ
1812Y0160562MDT Image
  • Part#:1812Y0160562MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 1812
  • In Stock:82726
$0.418/pcsRFQ
0805Y1000152FCT Image
  • Part#:0805Y1000152FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 0805
  • In Stock:67795
$0.323/pcsRFQ
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