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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

1808J6K00101JXR Image
  • Part#:1808J6K00101JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 6KV X7R 1808
  • In Stock:116946
$0.181/pcsRFQ
1206Y0100680FCR Image
  • Part#:1206Y0100680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 10V C0G/NP0 1206
  • In Stock:88071
$0.268/pcsRFQ
1808J1000681FCT Image
  • Part#:1808J1000681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1808
  • In Stock:89854
$0.434/pcsRFQ
1808JA250181JXTSP Image
  • Part#:1808JA250181JXTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 1808
  • In Stock:83502
$0.258/pcsRFQ
1206J0500222JCT Image
  • Part#:1206J0500222JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 1206
  • In Stock:219789
$0.106/pcsRFQ
1808Y0500151KFR Image
  • Part#:1808Y0500151KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 1808
  • In Stock:133695
$0.165/pcsRFQ
1206J0500273MDT Image
  • Part#:1206J0500273MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 1206
  • In Stock:181942
$0.112/pcsRFQ
0805Y0100822FCR Image
  • Part#:0805Y0100822FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V C0G/NP0 0805
  • In Stock:81959
$0.363/pcsRFQ
0603J0500390GAR Image
  • Part#:0603J0500390GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 0603
  • In Stock:165459
$0.119/pcsRFQ
1206Y2500680GFT Image
  • Part#:1206Y2500680GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 1206
  • In Stock:103877
$0.231/pcsRFQ
2220Y3K00121GCT Image
  • Part#:2220Y3K00121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 3KV C0G/NP0 2220
  • In Stock:33059
$1.18/pcsRFQ
1808Y2K00470FCR Image
  • Part#:1808Y2K00470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2KV C0G/NP0 1808
  • In Stock:64952
$0.479/pcsRFQ
2220J0630390JFR Image
  • Part#:2220J0630390JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 2220
  • In Stock:34137
$1.059/pcsRFQ
1206Y2500682MDR Image
  • Part#:1206Y2500682MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V X7R 1206
  • In Stock:200741
$0.107/pcsRFQ
0805J2500561KFT Image
  • Part#:0805J2500561KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 0805
  • In Stock:208215
$0.115/pcsRFQ
1206J1K01P80CFT Image
  • Part#:1206J1K01P80CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 1KV C0G/NP0 1206
  • In Stock:104269
$0.213/pcsRFQ
1812J0630123FFR Image
  • Part#:1812J0630123FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1812
  • In Stock:22116
$1.763/pcsRFQ
2225J5000222GFT Image
  • Part#:2225J5000222GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 2225
  • In Stock:16358
$1.856/pcsRFQ
1206J1K02P70CAR Image
  • Part#:1206J1K02P70CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 1000V C0G/NP0 1206
  • In Stock:104768
$0.199/pcsRFQ
1210Y6300471JXR Image
  • Part#:1210Y6300471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V X7R 1210
  • In Stock:137451
$0.151/pcsRFQ
  • Part#:0805Y1000222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:448182
$0.046/pcsRFQ
1808YA250120FCTSPU Image
  • Part#:1808YA250120FCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1808
  • In Stock:41478
$0.781/pcsRFQ
1210J1K20120GCR Image
  • Part#:1210J1K20120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.2KV C0G/NP0 1210
  • In Stock:88631
$0.217/pcsRFQ
0805Y0250152MDR Image
  • Part#:0805Y0250152MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V X7R 0805
  • In Stock:321653
$0.071/pcsRFQ
2225J0160274JDR Image
  • Part#:2225J0160274JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V X7R 2225
  • In Stock:22677
$1.444/pcsRFQ
2225J1000182JCR Image
  • Part#:2225J1000182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 2225
  • In Stock:42320
$0.874/pcsRFQ
1808J0630560JDT Image
  • Part#:1808J0630560JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V X7R 1808
  • In Stock:120851
$0.188/pcsRFQ
0603J1508P20HQT Image
  • Part#:0603J1508P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 150V C0G/NP0 0603
  • In Stock:72308
$0.537/pcsRFQ
1206Y0160101JDT Image
  • Part#:1206Y0160101JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V X7R 1206
  • In Stock:148743
$0.137/pcsRFQ
1808J0250821JFT Image
  • Part#:1808J0250821JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 1808
  • In Stock:100845
$0.192/pcsRFQ
1206Y0500681JDR Image
  • Part#:1206Y0500681JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 1206
  • In Stock:154707
$0.132/pcsRFQ
2225Y0160271JFR Image
  • Part#:2225Y0160271JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 2225
  • In Stock:20270
$1.521/pcsRFQ
0603Y0631P00CFT Image
  • Part#:0603Y0631P00CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 63V C0G/NP0 0603
  • In Stock:197918
$0.107/pcsRFQ
1812J3K00271JCT Image
  • Part#:1812J3K00271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 3KV C0G/NP0 1812
  • In Stock:64962
$0.298/pcsRFQ
0805J0630331KQT Image
  • Part#:0805J0630331KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 0805
  • In Stock:77295
$0.253/pcsRFQ
1206Y2501P80DFR Image
  • Part#:1206Y2501P80DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 250V C0G/NP0 1206
  • In Stock:174167
$0.109/pcsRFQ
1206Y0639P10DQT Image
  • Part#:1206Y0639P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 63V C0G/NP0 1206
  • In Stock:110364
$0.208/pcsRFQ
2220J5000102KCR Image
  • Part#:2220J5000102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 2220
  • In Stock:63616
$0.478/pcsRFQ
1825J2500472JCR Image
  • Part#:1825J2500472JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V C0G/NP0 1825
  • In Stock:38698
$0.788/pcsRFQ
0603Y1003P30HQT Image
  • Part#:0603Y1003P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 100V C0G/NP0 0603
  • In Stock:76050
$0.269/pcsRFQ
1206Y1K21P80BCT Image
  • Part#:1206Y1K21P80BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 1.2KV C0G/NP0 1206
  • In Stock:72624
$0.312/pcsRFQ
1808Y5K08P20BCT Image
  • Part#:1808Y5K08P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 5KV C0G/NP0 1808
  • In Stock:58902
$0.526/pcsRFQ
0505J063P400CQT Image
  • Part#:0505J063P400CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 63V C0G/NP0 0505
  • In Stock:123761
$0.173/pcsRFQ
1210Y2K00272MXT Image
  • Part#:1210Y2K00272MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 2KV X7R 1210
  • In Stock:144188
$0.131/pcsRFQ
2225Y2000473MXR Image
  • Part#:2225Y2000473MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 200V X7R 2225
  • In Stock:43715
$0.721/pcsRFQ
2225J1K00680FFR Image
  • Part#:2225J1K00680FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 2225
  • In Stock:12494
$2.777/pcsRFQ
1210J1000820JFT Image
  • Part#:1210J1000820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 1210
  • In Stock:89747
$0.248/pcsRFQ
0603Y0500223JXT Image
  • Part#:0603Y0500223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 0603
  • In Stock:336971
$0.065/pcsRFQ
1812J2000820FCT Image
  • Part#:1812J2000820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1812
  • In Stock:36947
$0.924/pcsRFQ
2225J6300680FCR Image
  • Part#:2225J6300680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 630V C0G/NP0 2225
  • In Stock:15755
$2.38/pcsRFQ
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