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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

0603J2000392KXT Image
  • Part#:0603J2000392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 0603
  • In Stock:507448
$0.046/pcsRFQ
1825J5K00680GCR Image
  • Part#:1825J5K00680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 5KV C0G/NP0 1825
  • In Stock:68155
$0.542/pcsRFQ
0603Y0630332KET Image
  • Part#:0603Y0630332KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V X7R 0603
  • In Stock:302514
$0.067/pcsRFQ
1206Y5000331MDT Image
  • Part#:1206Y5000331MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V X7R 1206
  • In Stock:237392
$0.092/pcsRFQ
1825Y2000391GCT Image
  • Part#:1825Y2000391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1825
  • In Stock:19567
$1.54/pcsRFQ
2225Y5000682KFT Image
  • Part#:2225Y5000682KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 500V C0G/NP0 2225
  • In Stock:22513
$1.439/pcsRFQ
0603J1000562MDR Image
  • Part#:0603J1000562MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V X7R 0603
  • In Stock:311273
$0.063/pcsRFQ
2225J2K00333KXT Image
  • Part#:2225J2K00333KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 2KV X7R 2225
  • In Stock:27453
$1.094/pcsRFQ
1812J0500271FFR Image
  • Part#:1812J0500271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 1812
  • In Stock:29131
$1.311/pcsRFQ
1206J2500153JXT Image
  • Part#:1206J2500153JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V X7R 1206
  • In Stock:198229
$0.108/pcsRFQ
  • Part#:0603Y0500100GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:202299
$0.104/pcsRFQ
1210J1K05P60BAR Image
  • Part#:1210J1K05P60BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1KV C0G/NP0 1210
  • In Stock:60101
$0.6/pcsRFQ
1206J050P800CQT Image
  • Part#:1206J050P800CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.8PF 50V C0G/NP0 1206
  • In Stock:132111
$0.169/pcsRFQ
1210Y2000221GFT Image
  • Part#:1210Y2000221GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1210
  • In Stock:69688
$0.472/pcsRFQ
1206Y2000120KCT Image
  • Part#:1206Y2000120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1206
  • In Stock:243094
$0.083/pcsRFQ
1206Y0500392KDR Image
  • Part#:1206Y0500392KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V X7R 1206
  • In Stock:179437
$0.105/pcsRFQ
1206J2K00470FCR Image
  • Part#:1206J2K00470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2KV C0G/NP0 1206
  • In Stock:72565
$0.317/pcsRFQ
1825J2000221KCT Image
  • Part#:1825J2000221KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1825
  • In Stock:45313
$0.818/pcsRFQ
0603J0160683MXT Image
  • Part#:0603J0160683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 0603
  • In Stock:371368
$0.051/pcsRFQ
2220J1K20222GCT Image
  • Part#:2220J1K20222GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.2KV C0G 2220
  • In Stock:29074
$1.045/pcsRFQ
1210J1K20821MXT Image
  • Part#:1210J1K20821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.2KV X7R 1210
  • In Stock:167890
$0.115/pcsRFQ
1808Y0630821FFT Image
  • Part#:1808Y0630821FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1808
  • In Stock:52130
$0.609/pcsRFQ
2225J0100272KCR Image
  • Part#:2225J0100272KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 10V C0G/NP0 2225
  • In Stock:43413
$0.825/pcsRFQ
0603J0508P20DCR Image
  • Part#:0603J0508P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 0603
  • In Stock:415858
$0.047/pcsRFQ
1812Y1000472GAR Image
  • Part#:1812Y1000472GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1812
  • In Stock:41557
$0.836/pcsRFQ
1808Y1008P20CFR Image
  • Part#:1808Y1008P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 100V C0G/NP0 1808
  • In Stock:67219
$0.333/pcsRFQ
1210Y1K20822JXT Image
  • Part#:1210Y1K20822JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1.2KV X7R 1210
  • In Stock:103716
$0.229/pcsRFQ
  • Part#:1210J0100183MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:199802
$0.116/pcsRFQ
2225J1000330FFR Image
  • Part#:2225J1000330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 2225
  • In Stock:8389
$4.22/pcsRFQ
1812J3K00331FCT Image
  • Part#:1812J3K00331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 3KV C0G/NP0 1812
  • In Stock:33793
$1.103/pcsRFQ
0603J0501P80BFT Image
  • Part#:0603J0501P80BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 50V C0G/NP0 0603
  • In Stock:112157
$0.214/pcsRFQ
0603J2002P40DUT Image
  • Part#:0603J2002P40DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 200V C0G/NP0 0603
  • In Stock:197683
$0.104/pcsRFQ
1210J0630150KFT Image
  • Part#:1210J0630150KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 1210
  • In Stock:90734
$0.241/pcsRFQ
1210Y0500394MXT Image
  • Part#:1210Y0500394MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 50V X7R 1210
  • In Stock:94110
$0.249/pcsRFQ
0805J2500240FUT Image
  • Part#:0805J2500240FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 250V C0G/NP0 0805
  • In Stock:56580
$0.584/pcsRFQ
1812J2500154KXT Image
  • Part#:1812J2500154KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 250V X7R 1812
  • In Stock:61922
$0.318/pcsRFQ
1812J1000682MCTE03 Image
  • Part#:1812J1000682MCTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V C0G/NP0 1812
  • In Stock:56292
$0.582/pcsRFQ
1825Y0100123GCR Image
  • Part#:1825Y0100123GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V C0G/NP0 1825
  • In Stock:25570
$1.538/pcsRFQ
1812J0630102JAR Image
  • Part#:1812J0630102JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1812
  • In Stock:91888
$0.373/pcsRFQ
1812J1K20561FCT Image
  • Part#:1812J1K20561FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.2KV C0G/NP0 1812
  • In Stock:30661
$1.05/pcsRFQ
0505Y1009P10BQT Image
  • Part#:0505Y1009P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 100V C0G/NP0 0505
  • In Stock:70014
$0.536/pcsRFQ
1808Y3K00181JCT Image
  • Part#:1808Y3K00181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 3KV C0G/NP0 1808
  • In Stock:84964
$0.263/pcsRFQ
2220J3K00151KCR Image
  • Part#:2220J3K00151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 3KV C0G/NP0 2220
  • In Stock:57163
$0.527/pcsRFQ
1812Y1K00180GCR Image
  • Part#:1812Y1K00180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1812
  • In Stock:62611
$0.498/pcsRFQ
1812J0250474JXR Image
  • Part#:1812J0250474JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 25V X7R 1812
  • In Stock:87953
$0.395/pcsRFQ
  • Part#:0805Y0630562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:443936
$0.052/pcsRFQ
0805J0100180JCT Image
  • Part#:0805J0100180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 10V C0G/NP0 0805
  • In Stock:393903
$0.059/pcsRFQ
2220J0630121FCT Image
  • Part#:2220J0630121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 2220
  • In Stock:11488
$2.586/pcsRFQ
1206Y2000122JDT Image
  • Part#:1206Y2000122JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V X7R 1206
  • In Stock:166452
$0.145/pcsRFQ
1206J6300151KAT Image
  • Part#:1206J6300151KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 1206
  • In Stock:200067
$0.116/pcsRFQ
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