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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

2225Y1K00390GCR Image
  • Part#:2225Y1K00390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 2225
  • In Stock:28811
$1.268/pcsRFQ
1808J4K00101JXR Image
  • Part#:1808J4K00101JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 4KV X7R 1808
  • In Stock:118958
$0.183/pcsRFQ
1825J5K00122MXR Image
  • Part#:1825J5K00122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 5KV X7R 1825
  • In Stock:61315
$0.31/pcsRFQ
1210Y0160105KXT Image
  • Part#:1210Y0160105KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 16V X7R 1210
  • In Stock:66960
$0.283/pcsRFQ
0505J1500101JQT Image
  • Part#:0505J1500101JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 150V C0G/NP0 0505
  • In Stock:112685
$0.205/pcsRFQ
1812Y2000154KER Image
  • Part#:1812Y2000154KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 1812
  • In Stock:60266
$0.503/pcsRFQ
1812Y0630121GFR Image
  • Part#:1812Y0630121GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 1812
  • In Stock:44815
$0.741/pcsRFQ
0603J0500273JXR Image
  • Part#:0603J0500273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 0603
  • In Stock:374044
$0.062/pcsRFQ
1808Y0250473MXT Image
  • Part#:1808Y0250473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 1808
  • In Stock:154013
$0.14/pcsRFQ
1111J6300221FQT Image
  • Part#:1111J6300221FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 630V C0G/NP0 1111
  • In Stock:19381
$1.663/pcsRFQ
1210Y1000150JCR Image
  • Part#:1210Y1000150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1210
  • In Stock:140233
$0.169/pcsRFQ
0805J0504P70DFR Image
  • Part#:0805J0504P70DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 0805
  • In Stock:237668
$0.079/pcsRFQ
0603Y050P680BCR Image
  • Part#:0603Y050P680BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 50V C0G/NP0 0603
  • In Stock:139332
$0.142/pcsRFQ
1812J6K00681MXT Image
  • Part#:1812J6K00681MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 6KV X7R 1812
  • In Stock:81543
$0.267/pcsRFQ
0805Y6300821MXT Image
  • Part#:0805Y6300821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V X7R 0805
  • In Stock:268611
$0.072/pcsRFQ
0805Y0250121KFR Image
  • Part#:0805Y0250121KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 0805
  • In Stock:252347
$0.078/pcsRFQ
1206J0634P00DQT Image
  • Part#:1206J0634P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 63V C0G/NP0 1206
  • In Stock:109074
$0.202/pcsRFQ
2220J4K00471KCT Image
  • Part#:2220J4K00471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 4KV C0G/NP0 2220
  • In Stock:68003
$0.326/pcsRFQ
1206J1000221KCT Image
  • Part#:1206J1000221KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1206
  • In Stock:255736
$0.084/pcsRFQ
1808Y1K50681KXT Image
  • Part#:1808Y1K50681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.5KV X7R 1808
  • In Stock:161298
$0.136/pcsRFQ
1206Y2000331MXR Image
  • Part#:1206Y2000331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V X7R 1206
  • In Stock:249311
$0.078/pcsRFQ
1812J2K50331JCT Image
  • Part#:1812J2K50331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2.5KV C0G/NP0 1812
  • In Stock:62274
$0.358/pcsRFQ
0805Y2500102MXR Image
  • Part#:0805Y2500102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V X7R 0805
  • In Stock:333933
$0.061/pcsRFQ
1206J2000100FAR Image
  • Part#:1206J2000100FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 1206
  • In Stock:92963
$0.412/pcsRFQ
2225J2K50150JCR Image
  • Part#:2225J2K50150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2.5KV C0G/NP0 2225
  • In Stock:48022
$0.635/pcsRFQ
1206J0160181GCT Image
  • Part#:1206J0160181GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:197722
$0.121/pcsRFQ
1210Y0160150JCR Image
  • Part#:1210Y0160150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 1210
  • In Stock:137316
$0.164/pcsRFQ
1808J0500103JXR Image
  • Part#:1808J0500103JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V X7R 1808
  • In Stock:122939
$0.157/pcsRFQ
  • Part#:1825J3K00101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:16227
$1.927/pcsRFQ
1812J2K50560FCR Image
  • Part#:1812J2K50560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2.5KV C0G/NP0 1812
  • In Stock:51338
$0.674/pcsRFQ
1812JA250151MXRSY2 Image
  • Part#:1812JA250151MXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 1812
  • In Stock:64932
$0.298/pcsRFQ
1206Y0500222KAT Image
  • Part#:1206Y0500222KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 1206
  • In Stock:145542
$0.152/pcsRFQ
1206Y0630120JCR Image
  • Part#:1206Y0630120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1206
  • In Stock:273020
$0.081/pcsRFQ
1808Y1000121GFR Image
  • Part#:1808Y1000121GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 1808
  • In Stock:76128
$0.291/pcsRFQ
1210Y0160470KFT Image
  • Part#:1210Y0160470KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 1210
  • In Stock:82648
$0.244/pcsRFQ
1206Y0250271JDT Image
  • Part#:1206Y0250271JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V X7R 1206
  • In Stock:131658
$0.161/pcsRFQ
2220Y0630822JCT Image
  • Part#:2220Y0630822JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 2220
  • In Stock:42029
$0.822/pcsRFQ
1808J0250821JDR Image
  • Part#:1808J0250821JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V X7R 1808
  • In Stock:127129
$0.173/pcsRFQ
1206Y5000471KDR Image
  • Part#:1206Y5000471KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V X7R 1206
  • In Stock:196959
$0.102/pcsRFQ
1812J2000392KAT Image
  • Part#:1812J2000392KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V C0G/NP0 1812
  • In Stock:72444
$0.476/pcsRFQ
0805Y1001P60DQT Image
  • Part#:0805Y1001P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 100V C0G/NP0 0805
  • In Stock:118511
$0.161/pcsRFQ
1206J0500181MDT Image
  • Part#:1206J0500181MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V X7R 1206
  • In Stock:179293
$0.105/pcsRFQ
1210J5000270KDT Image
  • Part#:1210J5000270KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V X7R 1210
  • In Stock:134178
$0.176/pcsRFQ
1825Y6300102GCT Image
  • Part#:1825Y6300102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 630V C0G/NP0 1825
  • In Stock:30813
$1.164/pcsRFQ
2225J2K00152JXT Image
  • Part#:2225J2K00152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 2KV X7R 2225
  • In Stock:40491
$0.776/pcsRFQ
1825Y2K00102FCT Image
  • Part#:1825Y2K00102FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2KV C0G/NP0 1825
  • In Stock:11998
$3.065/pcsRFQ
  • Part#:1808YA250101GCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:58092
$0.526/pcsRFQ
  • Part#:1808Y0160220KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 1808
  • In Stock:132207
$0.15/pcsRFQ
1206J1K51P00DCR Image
  • Part#:1206J1K51P00DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 1.5KV C0G/NP0 1206
  • In Stock:263077
$0.082/pcsRFQ
1825J5K00331GCT Image
  • Part#:1825J5K00331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 5KV C0G/NP0 1825
  • In Stock:49431
$0.706/pcsRFQ
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