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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

1812J0630471FFT Image
  • Part#:1812J0630471FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 1812
  • In Stock:24364
$1.333/pcsRFQ
2220Y0500564KDR Image
  • Part#:2220Y0500564KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 50V X7R 2220
  • In Stock:29083
$1.126/pcsRFQ
2225J5000684MXT Image
  • Part#:2225J5000684MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 500V X7R 2225
  • In Stock:20660
$1.511/pcsRFQ
1808Y1K50151KCT Image
  • Part#:1808Y1K50151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.5KV C0G/NP0 1808
  • In Stock:134772
$0.151/pcsRFQ
1206J0250222KDT Image
  • Part#:1206J0250222KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V X7R 1206
  • In Stock:176508
$0.111/pcsRFQ
1206J0160332FCT Image
  • Part#:1206J0160332FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 1206
  • In Stock:73046
$0.422/pcsRFQ
1808J0160683KCR Image
  • Part#:1808J0160683KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V C0G/NP0 1808
  • In Stock:61828
$0.34/pcsRFQ
1210J6300680KAR Image
  • Part#:1210J6300680KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 630V C0G/NP0 1210
  • In Stock:147609
$0.158/pcsRFQ
1808J0160150JFR Image
  • Part#:1808J0160150JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 1808
  • In Stock:105977
$0.194/pcsRFQ
1210Y0100123KXT Image
  • Part#:1210Y0100123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V X7R 1210
  • In Stock:147805
$0.153/pcsRFQ
2220J1K00223KXT Image
  • Part#:2220J1K00223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1KV X7R 2220
  • In Stock:71512
$0.495/pcsRFQ
1111Y1500470GQT Image
  • Part#:1111Y1500470GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 150V C0G/NP0 1111
  • In Stock:58855
$0.514/pcsRFQ
2225J0160122JCT Image
  • Part#:2225J0160122JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 2225
  • In Stock:34834
$0.857/pcsRFQ
2225J0160824KDR Image
  • Part#:2225J0160824KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 2225
  • In Stock:27976
$1.198/pcsRFQ
0505J0630270FQT Image
  • Part#:0505J0630270FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 0505
  • In Stock:37792
$1/pcsRFQ
1812J2500681GCR Image
  • Part#:1812J2500681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1812
  • In Stock:65619
$0.497/pcsRFQ
1825Y2500123GCT Image
  • Part#:1825Y2500123GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V C0G 1825
  • In Stock:15075
$2.012/pcsRFQ
1812Y5000103MET Image
  • Part#:1812Y5000103MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 1812
  • In Stock:92522
$0.403/pcsRFQ
1808J0630472GFR Image
  • Part#:1808J0630472GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 1808
  • In Stock:77912
$0.288/pcsRFQ
0805Y0630270KFT Image
  • Part#:0805Y0630270KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 0805
  • In Stock:238858
$0.081/pcsRFQ
0805J2000180JFT Image
  • Part#:0805J2000180JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 0805
  • In Stock:275075
$0.087/pcsRFQ
1206Y0160822JFR Image
  • Part#:1206Y0160822JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V C0G/NP0 1206
  • In Stock:116625
$0.178/pcsRFQ
1808J5000270JFT Image
  • Part#:1808J5000270JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1808
  • In Stock:108832
$0.217/pcsRFQ
1808J0160330JFT Image
  • Part#:1808J0160330JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1808
  • In Stock:114539
$0.183/pcsRFQ
0603Y0160823MDT Image
  • Part#:0603Y0160823MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V X7R 0603
  • In Stock:294693
$0.079/pcsRFQ
0603J0250271MDR Image
  • Part#:0603J0250271MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V X7R 0603
  • In Stock:334777
$0.059/pcsRFQ
1808J3K00150GCR Image
  • Part#:1808J3K00150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 3KV C0G/NP0 1808
  • In Stock:103672
$0.23/pcsRFQ
1210J1000562KDT Image
  • Part#:1210J1000562KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V X7R 1210
  • In Stock:99756
$0.217/pcsRFQ
1825Y5000270JCT Image
  • Part#:1825Y5000270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1825
  • In Stock:45212
$0.66/pcsRFQ
1825Y5000221JXR Image
  • Part#:1825Y5000221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V X7R 1825
  • In Stock:46096
$0.775/pcsRFQ
0603J2500560FFR Image
  • Part#:0603J2500560FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 0603
  • In Stock:79257
$0.267/pcsRFQ
0805J250P400DQT Image
  • Part#:0805J250P400DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 250V C0G/NP0 0805
  • In Stock:136603
$0.16/pcsRFQ
1812Y2000334KDR Image
  • Part#:1812Y2000334KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 200V X7R 1812
  • In Stock:50056
$0.735/pcsRFQ
0603J0633P00BQT Image
  • Part#:0603J0633P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 63V C0G/NP0 0603
  • In Stock:154090
$0.142/pcsRFQ
1111Y5000511JQT Image
  • Part#:1111Y5000511JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 510PF 500V C0G/NP0 1111
  • In Stock:75393
$0.482/pcsRFQ
1210Y1K00821GFR Image
  • Part#:1210Y1K00821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 1210
  • In Stock:75228
$0.395/pcsRFQ
2225J1000822GFT Image
  • Part#:2225J1000822GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V C0G/NP0 2225
  • In Stock:14666
$2.273/pcsRFQ
1825Y1K50560GCR Image
  • Part#:1825Y1K50560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1.5KV C0G/NP0 1825
  • In Stock:29944
$1.036/pcsRFQ
1111Y1000122FQT Image
  • Part#:1111Y1000122FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1111
  • In Stock:21105
$1.618/pcsRFQ
0805J2500100KQT Image
  • Part#:0805J2500100KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 0805
  • In Stock:128368
$0.148/pcsRFQ
2225J4K00820FCR Image
  • Part#:2225J4K00820FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 4KV C0G/NP0 2225
  • In Stock:21068
$1.871/pcsRFQ
0603J0250152JXR Image
  • Part#:0603J0250152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V X7R 0603
  • In Stock:427709
$0.05/pcsRFQ
1812Y2500821GCR Image
  • Part#:1812Y2500821GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1812
  • In Stock:71854
$0.547/pcsRFQ
1812J0250473KXR Image
  • Part#:1812J0250473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 1812
  • In Stock:82874
$0.246/pcsRFQ
2220J0160820JCR Image
  • Part#:2220J0160820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 2220
  • In Stock:48473
$0.708/pcsRFQ
2225Y6K00270GCT Image
  • Part#:2225Y6K00270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 6KV C0G/NP0 2225
  • In Stock:42020
$0.784/pcsRFQ
1825J0630273FCR Image
  • Part#:1825J0630273FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 1825
  • In Stock:9558
$3.381/pcsRFQ
0805Y0630103MET Image
  • Part#:0805Y0630103MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V X7R 0805
  • In Stock:228195
$0.083/pcsRFQ
2225J2500561JFR Image
  • Part#:2225J2500561JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 2225
  • In Stock:24672
$1.502/pcsRFQ
1210Y1000150JAR Image
  • Part#:1210Y1000150JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1210
  • In Stock:93464
$0.244/pcsRFQ
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