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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

1206Y1000221KXR Image
  • Part#:1206Y1000221KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V X7R 1206
  • In Stock:246465
$0.077/pcsRFQ
2220Y0100154KCR Image
  • Part#:2220Y0100154KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 10V C0G/NP0 2220
  • In Stock:25161
$1.294/pcsRFQ
2225Y0630273GFT Image
  • Part#:2225Y0630273GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 2225
  • In Stock:10981
$3.382/pcsRFQ
1206J1000331JFR Image
  • Part#:1206J1000331JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 1206
  • In Stock:243581
$0.099/pcsRFQ
1812J0630391JCR Image
  • Part#:1812J0630391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 1812
  • In Stock:78026
$0.254/pcsRFQ
1206J0101P80DCT Image
  • Part#:1206J0101P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:331254
$0.067/pcsRFQ
1812J0500331GAT Image
  • Part#:1812J0500331GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1812
  • In Stock:58172
$0.664/pcsRFQ
  • Part#:2225J1000330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:46348
$0.743/pcsRFQ
2220Y0500683KCR Image
  • Part#:2220Y0500683KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V C0G/NP0 2220
  • In Stock:27693
$1.092/pcsRFQ
  • Part#:1808Y1K50220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:186128
$0.104/pcsRFQ
2220Y2500390JFR Image
  • Part#:2220Y2500390JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 2220
  • In Stock:25314
$1.26/pcsRFQ
1812Y4K00390JCR Image
  • Part#:1812Y4K00390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 4KV C0G/NP0 1812
  • In Stock:79399
$0.259/pcsRFQ
1206J0250472FCT Image
  • Part#:1206J0250472FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1206
  • In Stock:90383
$0.422/pcsRFQ
2225Y0630563MXT Image
  • Part#:2225Y0630563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 2225
  • In Stock:42989
$0.739/pcsRFQ
  • Part#:0603J1001P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:138874
$0.167/pcsRFQ
0805Y3002P40HQT Image
  • Part#:0805Y3002P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 300V C0G/NP0 0805
  • In Stock:63123
$0.297/pcsRFQ
2220Y1K00822MXT Image
  • Part#:2220Y1K00822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV X7R 2220
  • In Stock:73157
$0.511/pcsRFQ
2225Y0630562GCT Image
  • Part#:2225Y0630562GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 2225
  • In Stock:18140
$1.775/pcsRFQ
1812J5K00681KXT Image
  • Part#:1812J5K00681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 5KV X7R 1812
  • In Stock:83262
$0.268/pcsRFQ
0805Y2001P50BAR Image
  • Part#:0805Y2001P50BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 200V C0G/NP0 0805
  • In Stock:73796
$0.265/pcsRFQ
0603Y050P700DQT Image
  • Part#:0603Y050P700DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 50V C0G/NP0 0603
  • In Stock:235197
$0.085/pcsRFQ
2225J2500562FCR Image
  • Part#:2225J2500562FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V C0G/NP0 2225
  • In Stock:8570
$3.747/pcsRFQ
0805Y0500821KCR Image
  • Part#:0805Y0500821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 0805
  • In Stock:359200
$0.057/pcsRFQ
1206Y0500682JFR Image
  • Part#:1206Y0500682JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V C0G/NP0 1206
  • In Stock:118490
$0.186/pcsRFQ
2225Y6K00221JCT Image
  • Part#:2225Y6K00221JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 6KV C0G/NP0 2225
  • In Stock:53156
$0.642/pcsRFQ
  • Part#:1206Y2500471KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:275684
$0.083/pcsRFQ
2220J1000333JCT Image
  • Part#:2220J1000333JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V C0G 2220
  • In Stock:32840
$0.962/pcsRFQ
1210J1000332JFT Image
  • Part#:1210J1000332JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1210
  • In Stock:72455
$0.298/pcsRFQ
2225Y2K50152JCR Image
  • Part#:2225Y2K50152JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 2.5KV C0G 2225
  • In Stock:39769
$0.876/pcsRFQ
2225Y5000392JXR Image
  • Part#:2225Y5000392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V X7R 2225
  • In Stock:41114
$0.828/pcsRFQ
1812J3K00470JCR Image
  • Part#:1812J3K00470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 3KV C0G/NP0 1812
  • In Stock:94524
$0.241/pcsRFQ
2225J1K50152JXR Image
  • Part#:2225J1K50152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1.5KV X7R 2225
  • In Stock:35945
$1.051/pcsRFQ
1206J0250391KDT Image
  • Part#:1206J0250391KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V X7R 1206
  • In Stock:193991
$0.115/pcsRFQ
1808J5K00120GCR Image
  • Part#:1808J5K00120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 5KV C0G/NP0 1808
  • In Stock:90314
$0.242/pcsRFQ
2220Y0100122JCT Image
  • Part#:2220Y0100122JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 10V C0G/NP0 2220
  • In Stock:41527
$0.813/pcsRFQ
0603J0630270GCR Image
  • Part#:0603J0630270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 0603
  • In Stock:223033
$0.084/pcsRFQ
  • Part#:0805Y1000391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:426985
$0.051/pcsRFQ
2220J2500274MDT Image
  • Part#:2220J2500274MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 250V X7R 2220
  • In Stock:34329
$0.96/pcsRFQ
  • Part#:0805Y0160392JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:367406
$0.063/pcsRFQ
1210Y0500821JAR Image
  • Part#:1210Y0500821JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1210
  • In Stock:77773
$0.25/pcsRFQ
1206J5000561GFR Image
  • Part#:1206J5000561GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1206
  • In Stock:88908
$0.253/pcsRFQ
1210J2000120JCT Image
  • Part#:1210J2000120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1210
  • In Stock:134109
$0.178/pcsRFQ
0603J5003P30DCT Image
  • Part#:0603J5003P30DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 500V C0G/NP0 0603
  • In Stock:398484
$0.051/pcsRFQ
1210J0500102MDT Image
  • Part#:1210J0500102MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V X7R 1210
  • In Stock:100562
$0.215/pcsRFQ
0505Y1002P40DQT Image
  • Part#:0505Y1002P40DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 100V C0G/NP0 0505
  • In Stock:104354
$0.191/pcsRFQ
2220J0100153KXR Image
  • Part#:2220J0100153KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V X7R 2220
  • In Stock:58097
$0.602/pcsRFQ
1812Y0500104JXT Image
  • Part#:1812Y0500104JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V X7R 1812
  • In Stock:89707
$0.378/pcsRFQ
2225J5000684KDR Image
  • Part#:2225J5000684KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 500V X7R 2225
  • In Stock:16014
$2.463/pcsRFQ
2225Y3K00222JXR Image
  • Part#:2225Y3K00222JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 3KV X7R 2225
  • In Stock:37299
$0.967/pcsRFQ
1825J0250820GCR Image
  • Part#:1825J0250820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 1825
  • In Stock:22448
$1.404/pcsRFQ
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