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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

2220Y1000101FCR Image
  • Part#:2220Y1000101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 2220
  • In Stock:12570
$2.718/pcsRFQ
1206Y0630681MDR Image
  • Part#:1206Y0630681MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V X7R 1206
  • In Stock:191712
$0.105/pcsRFQ
1206J6304P30BQT Image
  • Part#:1206J6304P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 630V C0G/NP0 1206
  • In Stock:58462
$0.353/pcsRFQ
0603Y1000272MDR Image
  • Part#:0603Y1000272MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 0603
  • In Stock:326582
$0.062/pcsRFQ
1210J1000152GFR Image
  • Part#:1210J1000152GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1210
  • In Stock:73020
$0.466/pcsRFQ
0603Y0631P20BFR Image
  • Part#:0603Y0631P20BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 63V C0G/NP0 0603
  • In Stock:92985
$0.217/pcsRFQ
1206J0630181FQT Image
  • Part#:1206J0630181FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1206
  • In Stock:9814
$3.692/pcsRFQ
1206J2000103JDT Image
  • Part#:1206J2000103JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V X7R 1206
  • In Stock:144109
$0.158/pcsRFQ
0603Y2000392KER Image
  • Part#:0603Y2000392KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 0603
  • In Stock:336998
$0.066/pcsRFQ
  • Part#:2225J1000390GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:20464
$1.896/pcsRFQ
1206J1K56P80DCT Image
  • Part#:1206J1K56P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1.5KV C0G/NP0 1206
  • In Stock:250243
$0.085/pcsRFQ
1206J1K00101GFT Image
  • Part#:1206J1K00101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1206
  • In Stock:77019
$0.268/pcsRFQ
1825Y0630474MXT Image
  • Part#:1825Y0630474MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 1825
  • In Stock:44910
$0.868/pcsRFQ
0805J0630472KCT Image
  • Part#:0805J0630472KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 0805
  • In Stock:246012
$0.09/pcsRFQ
1808YA250470JCTSP Image
  • Part#:1808YA250470JCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1808
  • In Stock:95394
$0.254/pcsRFQ
1206J0500563JDR Image
  • Part#:1206J0500563JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V X7R 1206
  • In Stock:166232
$0.144/pcsRFQ
1210J6300391GAR Image
  • Part#:1210J6300391GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 630V C0G/NP0 1210
  • In Stock:68064
$0.35/pcsRFQ
1210Y2000122KDT Image
  • Part#:1210Y2000122KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V X7R 1210
  • In Stock:98456
$0.241/pcsRFQ
1825J0250470FCT Image
  • Part#:1825J0250470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 1825
  • In Stock:10957
$2.88/pcsRFQ
1808Y2000121KFR Image
  • Part#:1808Y2000121KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 1808
  • In Stock:109880
$0.173/pcsRFQ
0603Y0500820GFT Image
  • Part#:0603Y0500820GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 0603
  • In Stock:172845
$0.128/pcsRFQ
0805J2000562MXT Image
  • Part#:0805J2000562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V X7R 0805
  • In Stock:373099
$0.065/pcsRFQ
2220J6300560JCT Image
  • Part#:2220J6300560JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 630V C0G/NP0 2220
  • In Stock:57213
$0.539/pcsRFQ
1808J1K00182MDR Image
  • Part#:1808J1K00182MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV X7R 1808
  • In Stock:105330
$0.23/pcsRFQ
1111J3000471JQT Image
  • Part#:1111J3000471JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 300V C0G/NP0 1111
  • In Stock:78906
$0.498/pcsRFQ
1210Y2500681FFT Image
  • Part#:1210Y2500681FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1210
  • In Stock:39546
$0.926/pcsRFQ
1111Y1K03P00CQT Image
  • Part#:1111Y1K03P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 1KV C0G/NP0 1111
  • In Stock:69378
$0.291/pcsRFQ
1812Y5000101KAT Image
  • Part#:1812Y5000101KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1812
  • In Stock:93654
$0.411/pcsRFQ
1808JA250681KXRSPU Image
  • Part#:1808JA250681KXRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 1808
  • In Stock:117002
$0.206/pcsRFQ
1808Y0100222KCR Image
  • Part#:1808Y0100222KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V C0G/NP0 1808
  • In Stock:209461
$0.115/pcsRFQ
1808J6300473KXR Image
  • Part#:1808J6300473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 630V X7R 1808
  • In Stock:114580
$0.211/pcsRFQ
0805Y2000271FFT Image
  • Part#:0805Y2000271FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 0805
  • In Stock:78701
$0.387/pcsRFQ
0603Y2500680FUT Image
  • Part#:0603Y2500680FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 0603
  • In Stock:56306
$0.358/pcsRFQ
2225Y1K00222MDR Image
  • Part#:2225Y1K00222MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV X7R 2225
  • In Stock:37515
$0.876/pcsRFQ
1812J0630562JDR Image
  • Part#:1812J0630562JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V X7R 1812
  • In Stock:82088
$0.43/pcsRFQ
1210Y0500470GFT Image
  • Part#:1210Y0500470GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1210
  • In Stock:66228
$0.455/pcsRFQ
0805J1K00270GCT Image
  • Part#:0805J1K00270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV C0G/NP0 0805
  • In Stock:189476
$0.105/pcsRFQ
1812Y3K00270JCT Image
  • Part#:1812Y3K00270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 3KV C0G/NP0 1812
  • In Stock:66261
$0.301/pcsRFQ
2220Y1K00471JCT Image
  • Part#:2220Y1K00471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV C0G/NP0 2220
  • In Stock:53189
$0.627/pcsRFQ
1111J1K0P700CQT Image
  • Part#:1111J1K0P700CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 1KV C0G/NP0 1111
  • In Stock:69707
$0.271/pcsRFQ
1825J0500273JXR Image
  • Part#:1825J0500273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 1825
  • In Stock:39998
$0.869/pcsRFQ
2220Y0100821FCR Image
  • Part#:2220Y0100821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V C0G/NP0 2220
  • In Stock:12919
$2.73/pcsRFQ
1808J0500183JDR Image
  • Part#:1808J0500183JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 1808
  • In Stock:90130
$0.243/pcsRFQ
1210Y0160125JXT Image
  • Part#:1210Y0160125JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 16V X7R 1210
  • In Stock:91409
$0.372/pcsRFQ
1812Y0250180KFT Image
  • Part#:1812Y0250180KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 25V C0G/NP0 1812
  • In Stock:60501
$0.545/pcsRFQ
1210Y6300180KCR Image
  • Part#:1210Y6300180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 1210
  • In Stock:203308
$0.115/pcsRFQ
1210J1K00561FCR Image
  • Part#:1210J1K00561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 1210
  • In Stock:65670
$0.492/pcsRFQ
2220Y0500563MXT Image
  • Part#:2220Y0500563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V X7R 2220
  • In Stock:56559
$0.692/pcsRFQ
1206Y5009P10BQT Image
  • Part#:1206Y5009P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 500V C0G/NP0 1206
  • In Stock:60284
$0.551/pcsRFQ
1812J0160332JFR Image
  • Part#:1812J0160332JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 1812
  • In Stock:75090
$0.399/pcsRFQ
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