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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

1812J5000563JDR Image
  • Part#:1812J5000563JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 500V X7R 1812
  • In Stock:93690
$0.392/pcsRFQ
1825Y2K00100GCT Image
  • Part#:1825Y2K00100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 2KV C0G/NP0 1825
  • In Stock:33458
$1.181/pcsRFQ
1206J1500910GQT Image
  • Part#:1206J1500910GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 150V C0G/NP0 1206
  • In Stock:77841
$0.298/pcsRFQ
1825J2000470GCR Image
  • Part#:1825J2000470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 1825
  • In Stock:25456
$1.488/pcsRFQ
2220Y2500105MDT Image
  • Part#:2220Y2500105MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 250V X7R 2220
  • In Stock:19768
$1.62/pcsRFQ
0603Y0630682JDT Image
  • Part#:0603Y0630682JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V X7R 0603
  • In Stock:236598
$0.083/pcsRFQ
1808Y0100274KXT Image
  • Part#:1808Y0100274KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 10V X7R 1808
  • In Stock:84545
$0.228/pcsRFQ
1825J4K00122KXT Image
  • Part#:1825J4K00122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 4KV X7R 1825
  • In Stock:61468
$0.331/pcsRFQ
1808J0250564JDR Image
  • Part#:1808J0250564JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 25V X7R 1808
  • In Stock:59447
$0.35/pcsRFQ
0505Y2504P30BQT Image
  • Part#:0505Y2504P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 250V C0G/NP0 0505
  • In Stock:72362
$0.323/pcsRFQ
0805J1003P30DAR Image
  • Part#:0805J1003P30DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 100V C0G/NP0 0805
  • In Stock:263739
$0.079/pcsRFQ
2220J5000822KFR Image
  • Part#:2220J5000822KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V C0G/NP0 2220
  • In Stock:47494
$0.788/pcsRFQ
1206Y0500680KAT Image
  • Part#:1206Y0500680KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 1206
  • In Stock:177679
$0.117/pcsRFQ
0603Y0630182JXR Image
  • Part#:0603Y0630182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V X7R 0603
  • In Stock:352466
$0.053/pcsRFQ
0805J0500390KAR Image
  • Part#:0805J0500390KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 0805
  • In Stock:259103
$0.073/pcsRFQ
1808J2000222FFR Image
  • Part#:1808J2000222FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 1808
  • In Stock:40817
$0.835/pcsRFQ
2220J0630472GFT Image
  • Part#:2220J0630472GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 2220
  • In Stock:19946
$1.768/pcsRFQ
1812Y6K00560JCR Image
  • Part#:1812Y6K00560JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 6KV C0G/NP0 1812
  • In Stock:91877
$0.26/pcsRFQ
1812J0630151FFT Image
  • Part#:1812J0630151FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1812
  • In Stock:29520
$1.317/pcsRFQ
1206Y1000120JAR Image
  • Part#:1206Y1000120JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 1206
  • In Stock:164058
$0.116/pcsRFQ
  • Part#:0603J2500181MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 0603
  • In Stock:426455
$0.047/pcsRFQ
0805J6300561JXR Image
  • Part#:0805J6300561JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V X7R 0805
  • In Stock:336559
$0.069/pcsRFQ
1210Y1K00391GFR Image
  • Part#:1210Y1K00391GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV C0G/NP0 1210
  • In Stock:92445
$0.394/pcsRFQ
1825J0160391KCT Image
  • Part#:1825J0160391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 1825
  • In Stock:53241
$0.687/pcsRFQ
1808Y5000392KXT Image
  • Part#:1808Y5000392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V X7R 1808
  • In Stock:180192
$0.129/pcsRFQ
0805Y0250681KFR Image
  • Part#:0805Y0250681KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 0805
  • In Stock:248613
$0.081/pcsRFQ
1808J5000680JDR Image
  • Part#:1808J5000680JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V X7R 1808
  • In Stock:97312
$0.228/pcsRFQ
0603Y0160681GCT Image
  • Part#:0603Y0160681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 16V C0G/NP0 0603
  • In Stock:172911
$0.115/pcsRFQ
1206Y0630682FFR Image
  • Part#:1206Y0630682FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1206
  • In Stock:56163
$0.656/pcsRFQ
1808J0630391KXR Image
  • Part#:1808J0630391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V X7R 1808
  • In Stock:188957
$0.125/pcsRFQ
1825Y0160273KCR Image
  • Part#:1825Y0160273KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 1825
  • In Stock:38841
$0.992/pcsRFQ
1210J6303P90DCT Image
  • Part#:1210J6303P90DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 630V C0G/NP0 1210
  • In Stock:177263
$0.125/pcsRFQ
  • Part#:0603J1500180KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 150V C0G/NP0 0603
  • In Stock:230252
$0.1/pcsRFQ
2220J4K00180FCR Image
  • Part#:2220J4K00180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 4KV C0G/NP0 2220
  • In Stock:27616
$1.078/pcsRFQ
0805J0100471MXT Image
  • Part#:0805J0100471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 10V X7R 0805
  • In Stock:424896
$0.051/pcsRFQ
1210Y1000821GFT Image
  • Part#:1210Y1000821GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 1210
  • In Stock:69599
$0.459/pcsRFQ
1812J0500684JDT Image
  • Part#:1812J0500684JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 50V X7R 1812
  • In Stock:48706
$0.72/pcsRFQ
2220Y0160563KCT Image
  • Part#:2220Y0160563KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V C0G/NP0 2220
  • In Stock:32844
$1.062/pcsRFQ
2225Y2K50122KXR Image
  • Part#:2225Y2K50122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2.5KV X7R 2225
  • In Stock:34844
$0.927/pcsRFQ
0603Y0630331JCT Image
  • Part#:0603Y0630331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 0603
  • In Stock:370488
$0.058/pcsRFQ
2220J2K00470GCR Image
  • Part#:2220J2K00470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2KV C0G/NP0 2220
  • In Stock:39132
$0.923/pcsRFQ
1111Y1K0P300CQT Image
  • Part#:1111Y1K0P300CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 1KV C0G/NP0 1111
  • In Stock:79147
$0.275/pcsRFQ
2225Y0500220JFT Image
  • Part#:2225Y0500220JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 2225
  • In Stock:28662
$1.369/pcsRFQ
1808Y2000390GFT Image
  • Part#:1808Y2000390GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 1808
  • In Stock:71741
$0.302/pcsRFQ
2225Y0500271JFT Image
  • Part#:2225Y0500271JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 2225
  • In Stock:23694
$1.404/pcsRFQ
1812Y1K00820JAR Image
  • Part#:1812Y1K00820JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 1812
  • In Stock:96950
$0.384/pcsRFQ
1210J0250470FCT Image
  • Part#:1210J0250470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 1210
  • In Stock:70176
$0.56/pcsRFQ
0805Y0253P30DCT Image
  • Part#:0805Y0253P30DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 25V C0G/NP0 0805
  • In Stock:373202
$0.059/pcsRFQ
2225J5000183MXT Image
  • Part#:2225J5000183MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 500V X7R 2225
  • In Stock:74275
$0.517/pcsRFQ
2225J0160335KXR Image
  • Part#:2225J0160335KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 16V X7R 2225
  • In Stock:36671
$1.061/pcsRFQ
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