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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

1206Y2000393MDT Image
  • Part#:1206Y2000393MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V X7R 1206
  • In Stock:124396
$0.157/pcsRFQ
2225Y0630103KFT Image
  • Part#:2225Y0630103KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V C0G/NP0 2225
  • In Stock:20198
$1.476/pcsRFQ
0805J0500331FFR Image
  • Part#:0805J0500331FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 0805
  • In Stock:77577
$0.271/pcsRFQ
1206Y0500100GFR Image
  • Part#:1206Y0500100GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 1206
  • In Stock:101329
$0.209/pcsRFQ
1825Y0100563GCR Image
  • Part#:1825Y0100563GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V C0G/NP0 1825
  • In Stock:18661
$2.116/pcsRFQ
1812Y6300102MET Image
  • Part#:1812Y6300102MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 630V X7R 1812
  • In Stock:94083
$0.402/pcsRFQ
1812Y5000184MDR Image
  • Part#:1812Y5000184MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 500V X7R 1812
  • In Stock:68149
$0.559/pcsRFQ
1825Y2000390FCR Image
  • Part#:1825Y2000390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 1825
  • In Stock:10385
$3.181/pcsRFQ
2225Y0630683GFT Image
  • Part#:2225Y0630683GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V C0G/NP0 2225
  • In Stock:9166
$4.22/pcsRFQ
1210Y0500182KAT Image
  • Part#:1210Y0500182KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1210
  • In Stock:86208
$0.259/pcsRFQ
1111Y3000750GQT Image
  • Part#:1111Y3000750GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 300V C0G/NP0 1111
  • In Stock:63268
$0.57/pcsRFQ
1808Y5K00270KCT Image
  • Part#:1808Y5K00270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 5KV C0G/NP0 1808
  • In Stock:149208
$0.161/pcsRFQ
2225J0630392JCT Image
  • Part#:2225J0630392JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 2225
  • In Stock:42612
$0.836/pcsRFQ
1812Y2500822KDR Image
  • Part#:1812Y2500822KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 250V X7R 1812
  • In Stock:93302
$0.408/pcsRFQ
1808Y2000123KDT Image
  • Part#:1808Y2000123KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 1808
  • In Stock:109233
$0.197/pcsRFQ
2225Y0250225KDR Image
  • Part#:2225Y0250225KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 25V X7R 2225
  • In Stock:18696
$1.603/pcsRFQ
1210Y1000681FFR Image
  • Part#:1210Y1000681FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1210
  • In Stock:45128
$0.852/pcsRFQ
0805Y3000160GQT Image
  • Part#:0805Y3000160GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 300V C0G/NP0 0805
  • In Stock:62859
$0.326/pcsRFQ
0603Y2000820KAR Image
  • Part#:0603Y2000820KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 0603
  • In Stock:267630
$0.078/pcsRFQ
1111J3001P40HQT Image
  • Part#:1111J3001P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 300V C0G/NP0 1111
  • In Stock:62011
$0.54/pcsRFQ
1825J1K20392FCR Image
  • Part#:1825J1K20392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.2KV C0G 1825
  • In Stock:14691
$2.618/pcsRFQ
0805J0505P60DCR Image
  • Part#:0805J0505P60DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 0805
  • In Stock:410234
$0.052/pcsRFQ
1111Y1000120JQT Image
  • Part#:1111Y1000120JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 1111
  • In Stock:61170
$0.316/pcsRFQ
1210J0160183JDR Image
  • Part#:1210J0160183JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V X7R 1210
  • In Stock:87057
$0.26/pcsRFQ
1210Y5000220FAT Image
  • Part#:1210Y5000220FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V C0G/NP0 1210
  • In Stock:56097
$0.623/pcsRFQ
1825J6300150JCT Image
  • Part#:1825J6300150JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 630V C0G/NP0 1825
  • In Stock:58431
$0.582/pcsRFQ
0505Y0501P30BQT Image
  • Part#:0505Y0501P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 50V C0G/NP0 0505
  • In Stock:141973
$0.163/pcsRFQ
1206J5000561GFT Image
  • Part#:1206J5000561GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1206
  • In Stock:81791
$0.28/pcsRFQ
1808Y2K50181FCT Image
  • Part#:1808Y2K50181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2.5KV C0G/NP0 1808
  • In Stock:42493
$0.781/pcsRFQ
0805J2500153JDR Image
  • Part#:0805J2500153JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V X7R 0805
  • In Stock:190545
$0.124/pcsRFQ
1206Y0630120JCT Image
  • Part#:1206Y0630120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1206
  • In Stock:240395
$0.085/pcsRFQ
1206J3000150GQT Image
  • Part#:1206J3000150GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 300V C0G/NP0 1206
  • In Stock:57918
$0.355/pcsRFQ
1210J2000681GAT Image
  • Part#:1210J2000681GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 1210
  • In Stock:78790
$0.465/pcsRFQ
1812J0250220JFT Image
  • Part#:1812J0250220JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 1812
  • In Stock:90568
$0.404/pcsRFQ
  • Part#:2220J5000331KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V X7R 2220
  • In Stock:51482
$0.598/pcsRFQ
1111Y1000220KQT Image
  • Part#:1111Y1000220KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1111
  • In Stock:94585
$0.377/pcsRFQ
2225J2000681GCT Image
  • Part#:2225J2000681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 2225
  • In Stock:17007
$1.768/pcsRFQ
  • Part#:0805Y1000471JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 0805
  • In Stock:264565
$0.074/pcsRFQ
1111J3001P30BQT Image
  • Part#:1111J3001P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 300V C0G/NP0 1111
  • In Stock:82014
$0.292/pcsRFQ
1111Y5000110JUT Image
  • Part#:1111Y5000110JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 500V C0G/NP0 1111
  • In Stock:4165
 RFQ
1210Y0630563KDR Image
  • Part#:1210Y0630563KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 1210
  • In Stock:102689
$0.223/pcsRFQ
1210J0630182KCT Image
  • Part#:1210J0630182KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 1210
  • In Stock:116231
$0.167/pcsRFQ
1825Y0500181GCR Image
  • Part#:1825Y0500181GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 1825
  • In Stock:24749
$1.553/pcsRFQ
2220J4K00122JXT Image
  • Part#:2220J4K00122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 4KV X7R 2220
  • In Stock:58824
$0.36/pcsRFQ
0805J0250222KCT Image
  • Part#:0805J0250222KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 0805
  • In Stock:232040
$0.082/pcsRFQ
2220J2000684KXT Image
  • Part#:2220J2000684KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 200V X7R 2220
  • In Stock:36401
$0.874/pcsRFQ
1808J5K05P60BCT Image
  • Part#:1808J5K05P60BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 5KV C0G/NP0 1808
  • In Stock:72138
$0.515/pcsRFQ
1206Y5000201JQT Image
  • Part#:1206Y5000201JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 200PF 500V C0G/NP0 1206
  • In Stock:91695
$0.22/pcsRFQ
1808J2500821JDT Image
  • Part#:1808J2500821JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1808
  • In Stock:99724
$0.231/pcsRFQ
2225J4K00330KCR Image
  • Part#:2225J4K00330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 4KV C0G/NP0 2225
  • In Stock:73207
$0.326/pcsRFQ
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