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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

1210Y2008P20CAR Image
  • Part#:1210Y2008P20CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 200V C0G/NP0 1210
  • In Stock:65556
$0.318/pcsRFQ
2225J0100474FCR Image
  • Part#:2225J0100474FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 10V C0G/NP0 2225
  • In Stock:4227
$8.07/pcsRFQ
1812J5000121JAR Image
  • Part#:1812J5000121JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1812
  • In Stock:64619
$0.347/pcsRFQ
  • Part#:1206Y1000124KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:247435
$0.097/pcsRFQ
0805Y2000120KQT Image
  • Part#:0805Y2000120KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 0805
  • In Stock:141881
$0.161/pcsRFQ
1206J1000150JQT Image
  • Part#:1206J1000150JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1206
  • In Stock:94382
$0.237/pcsRFQ
0603Y0630271MXR Image
  • Part#:0603Y0630271MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V X7R 0603
  • In Stock:460708
$0.045/pcsRFQ
  • Part#:1812J2000560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:49152
$0.764/pcsRFQ
2225Y2000391JCR Image
  • Part#:2225Y2000391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 2225
  • In Stock:41568
$0.932/pcsRFQ
2225J3K00180FCR Image
  • Part#:2225J3K00180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 3KV C0G/NP0 2225
  • In Stock:19651
$1.916/pcsRFQ
1206Y1K00471JFT Image
  • Part#:1206Y1K00471JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV C0G/NP0 1206
  • In Stock:119255
$0.16/pcsRFQ
0603J0630390JQT Image
  • Part#:0603J0630390JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 0603
  • In Stock:180984
$0.125/pcsRFQ
1808J2500180MDR Image
  • Part#:1808J2500180MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V X7R 1808
  • In Stock:121363
$0.164/pcsRFQ
0805Y0500681KQT Image
  • Part#:0805Y0500681KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 0805
  • In Stock:92300
$0.229/pcsRFQ
1812Y2500221FCT Image
  • Part#:1812Y2500221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1812
  • In Stock:29397
$1.153/pcsRFQ
1808Y0630222JDR Image
  • Part#:1808Y0630222JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V X7R 1808
  • In Stock:79123
$0.244/pcsRFQ
0603J1000471JCR Image
  • Part#:0603J1000471JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 0603
  • In Stock:364584
$0.058/pcsRFQ
1825Y2500681GCR Image
  • Part#:1825Y2500681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1825
  • In Stock:22814
$1.612/pcsRFQ
1206Y0630102FAT Image
  • Part#:1206Y0630102FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1206
  • In Stock:65289
$0.491/pcsRFQ
2220Y0500220FCR Image
  • Part#:2220Y0500220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 2220
  • In Stock:11913
$2.724/pcsRFQ
1808J0160183MXR Image
  • Part#:1808J0160183MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V X7R 1808
  • In Stock:93477
$0.204/pcsRFQ
0603J1005P60CQT Image
  • Part#:0603J1005P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 100V C0G/NP0 0603
  • In Stock:174736
$0.116/pcsRFQ
1206Y0163P30DFT Image
  • Part#:1206Y0163P30DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 16V C0G/NP0 1206
  • In Stock:183250
$0.117/pcsRFQ
1206J1K20820JCT Image
  • Part#:1206J1K20820JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.2KV C0G/NP0 1206
  • In Stock:217733
$0.095/pcsRFQ
2225Y0630331FFR Image
  • Part#:2225Y0630331FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 2225
  • In Stock:7107
$4.549/pcsRFQ
1206J0501P30CQT Image
  • Part#:1206J0501P30CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 50V C0G/NP0 1206
  • In Stock:130485
$0.18/pcsRFQ
1825Y0630334MXT Image
  • Part#:1825Y0630334MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 63V X7R 1825
  • In Stock:38265
$0.854/pcsRFQ
1812J0160392KXT Image
  • Part#:1812J0160392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V X7R 1812
  • In Stock:83652
$0.27/pcsRFQ
1111J5001P50CUT Image
  • Part#:1111J5001P50CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 500V C0G/NP0 1111
  • In Stock:4719
 RFQ
1812J2500270JFR Image
  • Part#:1812J2500270JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1812
  • In Stock:54899
$0.351/pcsRFQ
1206J2500101JQT Image
  • Part#:1206J2500101JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1206
  • In Stock:113172
$0.2/pcsRFQ
1812J6300560JAT Image
  • Part#:1812J6300560JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 630V C0G/NP0 1812
  • In Stock:106178
$0.37/pcsRFQ
0505J063P300BQT Image
  • Part#:0505J063P300BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 63V C0G/NP0 0505
  • In Stock:126401
$0.171/pcsRFQ
1210Y0250562FCT Image
  • Part#:1210Y0250562FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 1210
  • In Stock:43486
$0.748/pcsRFQ
1111J2K03P30CQT Image
  • Part#:1111J2K03P30CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 2KV C0G/NP0 1111
  • In Stock:68684
$0.314/pcsRFQ
1825J5000682FCT Image
  • Part#:1825J5000682FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 500V C0G/NP0 1825
  • In Stock:16253
$1.988/pcsRFQ
1206Y1K00270FQT Image
  • Part#:1206Y1K00270FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV C0G/NP0 1206
  • In Stock:42329
$0.756/pcsRFQ
1808Y0500182GCT Image
  • Part#:1808Y0500182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1808
  • In Stock:116449
$0.199/pcsRFQ
0805Y2002P20DFR Image
  • Part#:0805Y2002P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 0805
  • In Stock:283063
$0.084/pcsRFQ
1808Y0500562GCR Image
  • Part#:1808Y0500562GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1808
  • In Stock:91167
$0.206/pcsRFQ
1111J2K0P900HQT Image
  • Part#:1111J2K0P900HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 2KV C0G/NP0 1111
  • In Stock:73523
$0.535/pcsRFQ
2225J0100470KCR Image
  • Part#:2225J0100470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 10V C0G/NP0 2225
  • In Stock:35266
$0.861/pcsRFQ
0603J0100222JXT Image
  • Part#:0603J0100222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V X7R 0603
  • In Stock:396690
$0.056/pcsRFQ
1808Y0500681KXT Image
  • Part#:1808Y0500681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 1808
  • In Stock:163035
$0.147/pcsRFQ
1210Y0100180GCT Image
  • Part#:1210Y0100180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 10V C0G/NP0 1210
  • In Stock:63996
$0.299/pcsRFQ
1206J5000391JXT Image
  • Part#:1206J5000391JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V X7R 1206
  • In Stock:232074
$0.084/pcsRFQ
1825Y5000391FCR Image
  • Part#:1825Y5000391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1825
  • In Stock:15550
$2.016/pcsRFQ
0805Y2000270JUT Image
  • Part#:0805Y2000270JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 0805
  • In Stock:96864
$0.196/pcsRFQ
1206Y1000562JFT Image
  • Part#:1206Y1000562JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1206
  • In Stock:82287
$0.249/pcsRFQ
2225Y0160683JFT Image
  • Part#:2225Y0160683JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V C0G/NP0 2225
  • In Stock:16977
$1.869/pcsRFQ
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