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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

2225Y0250182KCR Image
  • Part#:2225Y0250182KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 2225
  • In Stock:38575
$0.913/pcsRFQ
1808YA255P60DCRPY2 Image
  • Part#:1808YA255P60DCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 250V C0G/NP0 1808
  • In Stock:93964
$0.373/pcsRFQ
2220J1K00332JDT Image
  • Part#:2220J1K00332JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV X7R 2220
  • In Stock:46393
$0.822/pcsRFQ
1111J6305P60CQT Image
  • Part#:1111J6305P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 630V C0G/NP0 1111
  • In Stock:71183
$0.339/pcsRFQ
2220J2500224KDT Image
  • Part#:2220J2500224KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 250V X7R 2220
  • In Stock:38248
$1.01/pcsRFQ
1210Y5000470KCR Image
  • Part#:1210Y5000470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1210
  • In Stock:186256
$0.108/pcsRFQ
0805J0500181KCT Image
  • Part#:0805J0500181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 0805
  • In Stock:366917
$0.057/pcsRFQ
0805J0160472MDR Image
  • Part#:0805J0160472MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V X7R 0805
  • In Stock:260796
$0.074/pcsRFQ
1812Y1000270FFR Image
  • Part#:1812Y1000270FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 1812
  • In Stock:26175
$1.305/pcsRFQ
0805Y0632P20CFT Image
  • Part#:0805Y0632P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 63V C0G/NP0 0805
  • In Stock:164563
$0.135/pcsRFQ
0505Y1500100FQT Image
  • Part#:0505Y1500100FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 150V C0G/NP0 0505
  • In Stock:30644
$0.99/pcsRFQ
1111J1K00390KQT Image
  • Part#:1111J1K00390KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 1111
  • In Stock:63399
$0.315/pcsRFQ
0805Y2500101KDT Image
  • Part#:0805Y2500101KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V X7R 0805
  • In Stock:203235
$0.097/pcsRFQ
2225J1K50122JCT Image
  • Part#:2225J1K50122JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.5KV C0G 2225
  • In Stock:41066
$0.866/pcsRFQ
2220J0630561GCR Image
  • Part#:2220J0630561GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 2220
  • In Stock:25428
$1.182/pcsRFQ
0805Y5000822MDT Image
  • Part#:0805Y5000822MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V X7R 0805
  • In Stock:226980
$0.097/pcsRFQ
1812Y2000820KAT Image
  • Part#:1812Y2000820KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1812
  • In Stock:67385
$0.473/pcsRFQ
1812Y0250562JXR Image
  • Part#:1812Y0250562JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V X7R 1812
  • In Stock:67812
$0.339/pcsRFQ
1808Y2500681JFT Image
  • Part#:1808Y2500681JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1808
  • In Stock:111750
$0.215/pcsRFQ
2220Y0160472GCR Image
  • Part#:2220Y0160472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 2220
  • In Stock:28687
$1.373/pcsRFQ
2220J0250121FCR Image
  • Part#:2220J0250121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 2220
  • In Stock:13109
$2.566/pcsRFQ
1808J0160681JFT Image
  • Part#:1808J0160681JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 16V C0G/NP0 1808
  • In Stock:115612
$0.187/pcsRFQ
2220J0500824MDT Image
  • Part#:2220J0500824MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 50V X7R 2220
  • In Stock:35071
$0.994/pcsRFQ
0805Y1002P70DFT Image
  • Part#:0805Y1002P70DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 100V C0G/NP0 0805
  • In Stock:252232
$0.083/pcsRFQ
1210Y5000332KDR Image
  • Part#:1210Y5000332KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 1210
  • In Stock:138777
$0.157/pcsRFQ
1808Y0500182JCT Image
  • Part#:1808Y0500182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1808
  • In Stock:175574
$0.129/pcsRFQ
1210J2000102JAR Image
  • Part#:1210J2000102JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V C0G/NP0 1210
  • In Stock:82111
$0.286/pcsRFQ
0805J2002P20HQT Image
  • Part#:0805J2002P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 0805
  • In Stock:80447
$0.282/pcsRFQ
1812Y0160823MXR Image
  • Part#:1812Y0160823MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V X7R 1812
  • In Stock:74119
$0.266/pcsRFQ
1111Y1K06P20CQT Image
  • Part#:1111Y1K06P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 1KV C0G/NP0 1111
  • In Stock:53652
$0.352/pcsRFQ
  • Part#:1206Y0160271JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V X7R 1206
  • In Stock:172439
$0.135/pcsRFQ
0805J0160561FFT Image
  • Part#:0805J0160561FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V C0G/NP0 0805
  • In Stock:65732
$0.301/pcsRFQ
2220J0630820KCT Image
  • Part#:2220J0630820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 2220
  • In Stock:49152
$0.698/pcsRFQ
1206Y0500561JDR Image
  • Part#:1206Y0500561JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V X7R 1206
  • In Stock:156281
$0.134/pcsRFQ
2225J0250393FCT Image
  • Part#:2225J0250393FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 25V C0G/NP0 2225
  • In Stock:8135
$3.668/pcsRFQ
1825Y5000271GCT Image
  • Part#:1825Y5000271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 1825
  • In Stock:27381
$1.287/pcsRFQ
2220J0160821FCR Image
  • Part#:2220J0160821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 2220
  • In Stock:14921
$2.457/pcsRFQ
1812J0630472JFT Image
  • Part#:1812J0630472JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 1812
  • In Stock:80249
$0.407/pcsRFQ
2225Y1K00821JCR Image
  • Part#:2225Y1K00821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 2225
  • In Stock:43156
$0.812/pcsRFQ
1812Y5000153MDR Image
  • Part#:1812Y5000153MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1812
  • In Stock:104728
$0.377/pcsRFQ
  • Part#:0805J0500272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V C0G/NP0 0805
  • In Stock:336867
$0.072/pcsRFQ
1825J0250123KXT Image
  • Part#:1825J0250123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 1825
  • In Stock:53425
$0.69/pcsRFQ
0603J0500183MDT Image
  • Part#:0603J0500183MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 0603
  • In Stock:273239
$0.072/pcsRFQ
1210J1000823JDT Image
  • Part#:1210J1000823JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 100V X7R 1210
  • In Stock:73212
$0.31/pcsRFQ
0805Y1000680JCT Image
  • Part#:0805Y1000680JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 0805
  • In Stock:372894
$0.06/pcsRFQ
1111Y6300220GQT Image
  • Part#:1111Y6300220GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1111
  • In Stock:46783
$0.699/pcsRFQ
1210J5000182KDR Image
  • Part#:1210J5000182KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V X7R 1210
  • In Stock:158314
$0.15/pcsRFQ
1812Y0630221KFT Image
  • Part#:1812Y0630221KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 1812
  • In Stock:72002
$0.444/pcsRFQ
2220Y0250120GCR Image
  • Part#:2220Y0250120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 2220
  • In Stock:26275
$1.447/pcsRFQ
1210J0250471FFR Image
  • Part#:1210J0250471FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 1210
  • In Stock:41322
$0.818/pcsRFQ
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