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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

1812J1000562KAT Image
  • Part#:1812J1000562KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1812
  • In Stock:74633
$0.478/pcsRFQ
1808Y1000471GCR Image
  • Part#:1808Y1000471GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1808
  • In Stock:112711
$0.199/pcsRFQ
0603Y2000390KQT Image
  • Part#:0603Y2000390KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 0603
  • In Stock:215681
$0.106/pcsRFQ
1210J5000150FCT Image
  • Part#:1210J5000150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 1210
  • In Stock:86389
$0.396/pcsRFQ
0805J2500682MXT Image
  • Part#:0805J2500682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V X7R 0805
  • In Stock:305413
$0.064/pcsRFQ
1825J0160223MXT Image
  • Part#:1825J0160223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V X7R 1825
  • In Stock:51558
$0.616/pcsRFQ
2220J0500561FFT Image
  • Part#:2220J0500561FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 2220
  • In Stock:10022
$3.569/pcsRFQ
0505Y1000510KQT Image
  • Part#:0505Y1000510KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 100V C0G/NP0 0505
  • In Stock:116943
$0.171/pcsRFQ
1206J0500102JXT Image
  • Part#:1206J0500102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V X7R 1206
  • In Stock:240297
$0.093/pcsRFQ
2220J0160335JDT Image
  • Part#:2220J0160335JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 16V X7R 2220
  • In Stock:16793
$1.819/pcsRFQ
2225J1K50182JCT Image
  • Part#:2225J1K50182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.5KV C0G 2225
  • In Stock:37533
$0.841/pcsRFQ
1206J0500560JCT Image
  • Part#:1206J0500560JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1206
  • In Stock:263396
$0.086/pcsRFQ
1210Y1008P20DCT Image
  • Part#:1210Y1008P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 100V C0G/NP0 1210
  • In Stock:130154
$0.176/pcsRFQ
1210J0160680FFR Image
  • Part#:1210J0160680FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 16V C0G/NP0 1210
  • In Stock:40280
$0.811/pcsRFQ
1210J0250151GCT Image
  • Part#:1210J0250151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1210
  • In Stock:75593
$0.299/pcsRFQ
0805Y0500272JFT Image
  • Part#:0805Y0500272JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V C0G/NP0 0805
  • In Stock:165140
$0.142/pcsRFQ
1812J0100123FCR Image
  • Part#:1812J0100123FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V C0G/NP0 1812
  • In Stock:32101
$1.179/pcsRFQ
1206J1502P70CQT Image
  • Part#:1206J1502P70CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 150V C0G/NP0 1206
  • In Stock:121268
$0.182/pcsRFQ
1206Y3000150FQT Image
  • Part#:1206Y3000150FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 300V C0G/NP0 1206
  • In Stock:34226
$0.916/pcsRFQ
2225J0160685JXR Image
  • Part#:2225J0160685JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8UF 16V X7R 2225
  • In Stock:16869
$1.924/pcsRFQ
2220J2K50221KXT Image
  • Part#:2220J2K50221KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2.5KV X7R 2220
  • In Stock:67808
$0.473/pcsRFQ
2220J0160563GCR Image
  • Part#:2220J0160563GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V C0G/NP0 2220
  • In Stock:21192
$1.706/pcsRFQ
1808Y2500101MXT Image
  • Part#:1808Y2500101MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V X7R 1808
  • In Stock:162418
$0.126/pcsRFQ
1206Y6309P10CQT Image
  • Part#:1206Y6309P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 630V C0G/NP0 1206
  • In Stock:83644
$0.288/pcsRFQ
1812Y1K20330JCR Image
  • Part#:1812Y1K20330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1.2KV C0G/NP0 1812
  • In Stock:76014
$0.263/pcsRFQ
0805Y0500121MDR Image
  • Part#:0805Y0500121MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V X7R 0805
  • In Stock:267614
$0.072/pcsRFQ
2220Y5000332JDR Image
  • Part#:2220Y5000332JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 2220
  • In Stock:35498
$0.904/pcsRFQ
2220Y1000561KFT Image
  • Part#:2220Y1000561KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V C0G/NP0 2220
  • In Stock:33791
$1.116/pcsRFQ
1206J0160563MDR Image
  • Part#:1206J0160563MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V X7R 1206
  • In Stock:164586
$0.114/pcsRFQ
1210Y0160271FCR Image
  • Part#:1210Y0160271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 1210
  • In Stock:67452
$0.571/pcsRFQ
1206Y0630100FFT Image
  • Part#:1206Y0630100FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 1206
  • In Stock:88848
$0.419/pcsRFQ
0505Y0503P60HQT Image
  • Part#:0505Y0503P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 50V C0G/NP0 0505
  • In Stock:62394
$0.525/pcsRFQ
1210J0630683KXR Image
  • Part#:1210J0630683KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V X7R 1210
  • In Stock:139142
$0.149/pcsRFQ
2225Y1K00391KCT Image
  • Part#:2225Y1K00391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV C0G/NP0 2225
  • In Stock:36933
$0.835/pcsRFQ
1812J0500471FAT Image
  • Part#:1812J0500471FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 1812
  • In Stock:27686
$1.301/pcsRFQ
1825J0630470FCR Image
  • Part#:1825J0630470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1825
  • In Stock:13774
$2.822/pcsRFQ
0805Y0500221JDT Image
  • Part#:0805Y0500221JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V X7R 0805
  • In Stock:208426
$0.098/pcsRFQ
1210Y2000150GFT Image
  • Part#:1210Y2000150GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 1210
  • In Stock:62692
$0.48/pcsRFQ
2220J1K20561GCR Image
  • Part#:2220J1K20561GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.2KV C0G/NP0 2220
  • In Stock:40263
$0.946/pcsRFQ
2220Y1000121KCR Image
  • Part#:2220Y1000121KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 2220
  • In Stock:42640
$0.751/pcsRFQ
  • Part#:1812J5000180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:96127
$0.251/pcsRFQ
1812J0500472JXR Image
  • Part#:1812J0500472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 1812
  • In Stock:68698
$0.287/pcsRFQ
2220J0630682GFR Image
  • Part#:2220J0630682GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 2220
  • In Stock:19434
$1.806/pcsRFQ
1808J0630563KXR Image
  • Part#:1808J0630563KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 1808
  • In Stock:173552
$0.125/pcsRFQ
1812Y0250392MDR Image
  • Part#:1812Y0250392MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1812
  • In Stock:85846
$0.39/pcsRFQ
0805J3000201JQT Image
  • Part#:0805J3000201JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 200PF 300V C0G/NP0 0805
  • In Stock:84924
$0.231/pcsRFQ
1825Y6K00101JCR Image
  • Part#:1825Y6K00101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 6KV C0G/NP0 1825
  • In Stock:79566
$0.444/pcsRFQ
0603Y0160560FFR Image
  • Part#:0603Y0160560FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 16V C0G/NP0 0603
  • In Stock:62365
$0.318/pcsRFQ
1206J1003P30DCT Image
  • Part#:1206J1003P30DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:274383
$0.069/pcsRFQ
1808J0630560KFR Image
  • Part#:1808J0630560KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 1808
  • In Stock:130150
$0.161/pcsRFQ
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