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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

0805J2000151JDR Image
  • Part#:0805J2000151JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V X7R 0805
  • In Stock:180238
$0.11/pcsRFQ
0603J050P800BQT Image
  • Part#:0603J050P800BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.8PF 50V C0G/NP0 0603
  • In Stock:272663
$0.085/pcsRFQ
0805Y2500241GQT Image
  • Part#:0805Y2500241GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 240PF 250V C0G/NP0 0805
  • In Stock:71267
$0.471/pcsRFQ
0805J0637P50HQT Image
  • Part#:0805J0637P50HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 63V C0G/NP0 0805
  • In Stock:49977
$0.665/pcsRFQ
0603J0633P90BCR Image
  • Part#:0603J0633P90BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 63V C0G/NP0 0603
  • In Stock:149624
$0.146/pcsRFQ
0805Y0161P20BFT Image
  • Part#:0805Y0161P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 16V C0G/NP0 0805
  • In Stock:69959
$0.28/pcsRFQ
1825J0100821JCR Image
  • Part#:1825J0100821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V C0G/NP0 1825
  • In Stock:50316
$0.742/pcsRFQ
1210J0500154JDT Image
  • Part#:1210J0500154JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V X7R 1210
  • In Stock:77978
$0.295/pcsRFQ
2220J0160561FFT Image
  • Part#:2220J0160561FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V C0G/NP0 2220
  • In Stock:9411
$3.535/pcsRFQ
1825Y2500333JXR Image
  • Part#:1825Y2500333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 1825
  • In Stock:36038
$0.935/pcsRFQ
2220J0500270JFT Image
  • Part#:2220J0500270JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 2220
  • In Stock:35088
$1.041/pcsRFQ
2225Y1K50122GCR Image
  • Part#:2225Y1K50122GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.5KV C0G 2225
  • In Stock:21943
$1.741/pcsRFQ
1812J0500104JCT Image
  • Part#:1812J0500104JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V C0G/NP0 1812
  • In Stock:40364
$0.964/pcsRFQ
2220Y0250335MDR Image
  • Part#:2220Y0250335MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 25V X7R 2220
  • In Stock:22506
$1.616/pcsRFQ
1206Y1000222KAT Image
  • Part#:1206Y1000222KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1206
  • In Stock:110574
$0.183/pcsRFQ
1206J2000680FFT Image
  • Part#:1206J2000680FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 1206
  • In Stock:69824
$0.432/pcsRFQ
1206Y1K00100FCR Image
  • Part#:1206Y1K00100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1KV C0G/NP0 1206
  • In Stock:59402
$0.315/pcsRFQ
1206Y0500100KQT Image
  • Part#:1206Y0500100KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 1206
  • In Stock:118537
$0.196/pcsRFQ
1206Y1000181KAT Image
  • Part#:1206Y1000181KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1206
  • In Stock:186128
$0.129/pcsRFQ
2225Y6K00150KCR Image
  • Part#:2225Y6K00150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 6KV C0G/NP0 2225
  • In Stock:82504
$0.449/pcsRFQ
0603Y0635P60DFT Image
  • Part#:0603Y0635P60DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 63V C0G/NP0 0603
  • In Stock:267692
$0.076/pcsRFQ
0805J0251P50CCT Image
  • Part#:0805J0251P50CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 25V C0G/NP0 0805
  • In Stock:221646
$0.09/pcsRFQ
2220J1K20122KCR Image
  • Part#:2220J1K20122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV C0G 2220
  • In Stock:53306
$0.729/pcsRFQ
1812Y2000682JFT Image
  • Part#:1812Y2000682JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V C0G/NP0 1812
  • In Stock:63702
$0.609/pcsRFQ
1812Y1000562KFR Image
  • Part#:1812Y1000562KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1812
  • In Stock:60865
$0.519/pcsRFQ
1825J1K00821GCR Image
  • Part#:1825J1K00821GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 1825
  • In Stock:33636
$1.072/pcsRFQ
0505Y3000220KQT Image
  • Part#:0505Y3000220KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 300V C0G/NP0 0505
  • In Stock:132313
$0.17/pcsRFQ
2225Y0630103KCR Image
  • Part#:2225Y0630103KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V C0G/NP0 2225
  • In Stock:38279
$0.987/pcsRFQ
1206Y6305P60CAT Image
  • Part#:1206Y6305P60CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 630V C0G/NP0 1206
  • In Stock:101251
$0.219/pcsRFQ
1808Y1000180JCR Image
  • Part#:1808Y1000180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 1808
  • In Stock:161566
$0.142/pcsRFQ
  • Part#:0805J2000910JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 200V C0G/NP0 0805
  • In Stock:94273
$0.209/pcsRFQ
1206Y1500151JQT Image
  • Part#:1206Y1500151JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 150V C0G/NP0 1206
  • In Stock:104353
$0.212/pcsRFQ
2225Y5000334KXR Image
  • Part#:2225Y5000334KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 500V X7R 2225
  • In Stock:32491
$0.926/pcsRFQ
0805Y0160151MXT Image
  • Part#:0805Y0160151MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V X7R 0805
  • In Stock:460331
$0.052/pcsRFQ
2225J5000392JDR Image
  • Part#:2225J5000392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V X7R 2225
  • In Stock:30613
$1.099/pcsRFQ
1825J1K00273JXR Image
  • Part#:1825J1K00273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 1KV X7R 1825
  • In Stock:45936
$0.84/pcsRFQ
1808Y2000333MXR Image
  • Part#:1808Y2000333MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 200V X7R 1808
  • In Stock:103747
$0.196/pcsRFQ
1825J5000122KXT Image
  • Part#:1825J5000122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V X7R 1825
  • In Stock:56528
$0.536/pcsRFQ
2220J1K20471KCT Image
  • Part#:2220J1K20471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.2KV C0G/NP0 2220
  • In Stock:58348
$0.559/pcsRFQ
2220J6K00561MXT Image
  • Part#:2220J6K00561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 6KV X7R 2220
  • In Stock:82491
$0.277/pcsRFQ
0603J250P820DFR Image
  • Part#:0603J250P820DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 250V C0G/NP0 0603
  • In Stock:320306
$0.071/pcsRFQ
2220Y2500100KFR Image
  • Part#:2220Y2500100KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 2220
  • In Stock:25904
$1.197/pcsRFQ
1210Y1000471GFR Image
  • Part#:1210Y1000471GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1210
  • In Stock:74967
$0.444/pcsRFQ
1808Y0500682GFR Image
  • Part#:1808Y0500682GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V C0G/NP0 1808
  • In Stock:69347
$0.328/pcsRFQ
2220J6K00271GCR Image
  • Part#:2220J6K00271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 6KV C0G/NP0 2220
  • In Stock:46727
$0.682/pcsRFQ
2220J1K20681GCT Image
  • Part#:2220J1K20681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.2KV C0G/NP0 2220
  • In Stock:32099
$0.982/pcsRFQ
0805Y2506P80CCT Image
  • Part#:0805Y2506P80CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 0805
  • In Stock:204369
$0.098/pcsRFQ
0805Y0630560KQT Image
  • Part#:0805Y0630560KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 0805
  • In Stock:104873
$0.184/pcsRFQ
1812J4K00561KXR Image
  • Part#:1812J4K00561KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 4KV X7R 1812
  • In Stock:80216
$0.241/pcsRFQ
1210Y0630183KET Image
  • Part#:1210Y0630183KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V X7R 1210
  • In Stock:99677
$0.23/pcsRFQ
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