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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

0805Y0250820GFR Image
  • Part#:0805Y0250820GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 0805
  • In Stock:141498
$0.137/pcsRFQ
1206J0250680FCR Image
  • Part#:1206J0250680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1206
  • In Stock:73237
$0.26/pcsRFQ
0805Y0500393JET Image
  • Part#:0805Y0500393JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V X7R 0805
  • In Stock:187040
$0.121/pcsRFQ
1812Y0500123JFR Image
  • Part#:1812Y0500123JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V C0G/NP0 1812
  • In Stock:68169
$0.561/pcsRFQ
1206Y2506P80DFR Image
  • Part#:1206Y2506P80DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 1206
  • In Stock:171964
$0.11/pcsRFQ
2225J6300821MXR Image
  • Part#:2225J6300821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V X7R 2225
  • In Stock:61343
$0.622/pcsRFQ
1210Y1K00470FFT Image
  • Part#:1210Y1K00470FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 1210
  • In Stock:50418
$0.666/pcsRFQ
0805J0500121KCR Image
  • Part#:0805J0500121KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 0805
  • In Stock:428468
$0.051/pcsRFQ
2220J0500223GCR Image
  • Part#:2220J0500223GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V C0G/NP0 2220
  • In Stock:21723
$1.49/pcsRFQ
2225J0250181GFR Image
  • Part#:2225J0250181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 2225
  • In Stock:14465
$2.54/pcsRFQ
1210J2500121GFR Image
  • Part#:1210J2500121GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 1210
  • In Stock:80385
$0.446/pcsRFQ
1812J0160683FFR Image
  • Part#:1812J0160683FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V C0G/NP0 1812
  • In Stock:12908
$2.538/pcsRFQ
1206J1K00181MDT Image
  • Part#:1206J1K00181MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV X7R 1206
  • In Stock:183915
$0.106/pcsRFQ
1825Y0500180JCR Image
  • Part#:1825Y0500180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 1825
  • In Stock:37210
$0.867/pcsRFQ
1206J2503P30BCT Image
  • Part#:1206J2503P30BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 250V C0G/NP0 1206
  • In Stock:96895
$0.237/pcsRFQ
2225Y0100391KCT Image
  • Part#:2225Y0100391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 10V C0G/NP0 2225
  • In Stock:30364
$1.029/pcsRFQ
0805J0250682KXR Image
  • Part#:0805J0250682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V X7R 0805
  • In Stock:454595
$0.053/pcsRFQ
1812YA250181MXTSY2 Image
  • Part#:1812YA250181MXTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 1812
  • In Stock:65521
$0.336/pcsRFQ
1812J1000271FAT Image
  • Part#:1812J1000271FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1812
  • In Stock:27861
$1.412/pcsRFQ
1111Y2500160KQT Image
  • Part#:1111Y2500160KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 250V C0G/NP0 1111
  • In Stock:63080
$0.342/pcsRFQ
2220J1K00152GFT Image
  • Part#:2220J1K00152GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV C0G/NP0 2220
  • In Stock:21999
$1.459/pcsRFQ
0805Y2503P30BFT Image
  • Part#:0805Y2503P30BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 250V C0G/NP0 0805
  • In Stock:83505
$0.285/pcsRFQ
1210J2500561FCT Image
  • Part#:1210J2500561FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1210
  • In Stock:58355
$0.589/pcsRFQ
1812Y1K50560GCR Image
  • Part#:1812Y1K50560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1.5KV C0G/NP0 1812
  • In Stock:93120
$0.411/pcsRFQ
1206J0250274JXR Image
  • Part#:1206J0250274JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 25V X7R 1206
  • In Stock:163150
$0.144/pcsRFQ
1210Y2K00222MXT Image
  • Part#:1210Y2K00222MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 2KV X7R 1210
  • In Stock:174361
$0.13/pcsRFQ
0603Y0250152MXT Image
  • Part#:0603Y0250152MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V X7R 0603
  • In Stock:518248
$0.043/pcsRFQ
1206J2503P30BCR Image
  • Part#:1206J2503P30BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 250V C0G/NP0 1206
  • In Stock:97142
$0.222/pcsRFQ
  • Part#:1111J2K04P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1111
  • In Stock:64322
$0.306/pcsRFQ
0805Y2501P60DQT Image
  • Part#:0805Y2501P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 250V C0G/NP0 0805
  • In Stock:130407
$0.164/pcsRFQ
1206Y0630821FQT Image
  • Part#:1206Y0630821FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1206
  • In Stock:7190
$5.124/pcsRFQ
0603J2500910KUT Image
  • Part#:0603J2500910KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 250V C0G/NP0 0603
  • In Stock:132331
$0.144/pcsRFQ
1825J0100821GCR Image
  • Part#:1825J0100821GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V C0G/NP0 1825
  • In Stock:23249
$1.335/pcsRFQ
0805J5000471KXT Image
  • Part#:0805J5000471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V X7R 0805
  • In Stock:465605
$0.051/pcsRFQ
2220J1K50391JCR Image
  • Part#:2220J1K50391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.5KV C0G/NP0 2220
  • In Stock:72577
$0.524/pcsRFQ
1812J0250563MDT Image
  • Part#:1812J0250563MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1812
  • In Stock:101131
$0.381/pcsRFQ
0603Y0160152JDR Image
  • Part#:0603Y0160152JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V X7R 0603
  • In Stock:264049
$0.08/pcsRFQ
2220Y6K00561MXT Image
  • Part#:2220Y6K00561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 6KV X7R 2220
  • In Stock:64665
$0.327/pcsRFQ
1825J0630123MXR Image
  • Part#:1825J0630123MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1825
  • In Stock:53090
$0.665/pcsRFQ
  • Part#:1825J2500152JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:51818
$0.741/pcsRFQ
0603Y2506P80CCT Image
  • Part#:0603Y2506P80CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 0603
  • In Stock:283923
$0.076/pcsRFQ
1206J0163P30DFR Image
  • Part#:1206J0163P30DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 16V C0G/NP0 1206
  • In Stock:193968
$0.111/pcsRFQ
0603Y0160470FCR Image
  • Part#:0603Y0160470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 0603
  • In Stock:96596
$0.213/pcsRFQ
1808J2000473MDR Image
  • Part#:1808J2000473MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 200V X7R 1808
  • In Stock:81653
$0.28/pcsRFQ
1812J5000563JXT Image
  • Part#:1812J5000563JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 500V X7R 1812
  • In Stock:79021
$0.28/pcsRFQ
0805Y0160561JCT Image
  • Part#:0805Y0160561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V C0G/NP0 0805
  • In Stock:343608
$0.067/pcsRFQ
0805J0160333JXR Image
  • Part#:0805J0160333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 0805
  • In Stock:269079
$0.079/pcsRFQ
1825J0250105JXT Image
  • Part#:1825J0250105JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 25V X7R 1825
  • In Stock:33064
$1.052/pcsRFQ
1825Y1000472GCR Image
  • Part#:1825Y1000472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1825
  • In Stock:20917
$1.5/pcsRFQ
1210Y6300223MXT Image
  • Part#:1210Y6300223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 630V X7R 1210
  • In Stock:140794
$0.158/pcsRFQ
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