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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

1206J1K20180JCT Image
  • Part#:1206J1K20180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.2KV C0G/NP0 1206
  • In Stock:208730
$0.101/pcsRFQ
1812J6K00681KXT Image
  • Part#:1812J6K00681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 6KV X7R 1812
  • In Stock:70228
$0.273/pcsRFQ
  • Part#:0603Y2501P80BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:206334
$0.095/pcsRFQ
1210J1000122GAR Image
  • Part#:1210J1000122GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1210
  • In Stock:68312
$0.46/pcsRFQ
2225Y5000102JCR Image
  • Part#:2225Y5000102JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 2225
  • In Stock:45424
$0.763/pcsRFQ
1206J0250120GFR Image
  • Part#:1206J0250120GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1206
  • In Stock:103828
$0.199/pcsRFQ
1111J5000390KQT Image
  • Part#:1111J5000390KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 1111
  • In Stock:72825
$0.304/pcsRFQ
1210Y0100184JXT Image
  • Part#:1210Y0100184JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V X7R 1210
  • In Stock:91461
$0.221/pcsRFQ
0805J2000470GCR Image
  • Part#:0805J2000470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 0805
  • In Stock:200364
$0.098/pcsRFQ
0805Y0501P60BQT Image
  • Part#:0805Y0501P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 50V C0G/NP0 0805
  • In Stock:140396
$0.17/pcsRFQ
2225Y5000122KDT Image
  • Part#:2225Y5000122KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V X7R 2225
  • In Stock:30285
$1.001/pcsRFQ
2225Y0500822GCT Image
  • Part#:2225Y0500822GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 2225
  • In Stock:20086
$1.749/pcsRFQ
1808J0250472GFT Image
  • Part#:1808J0250472GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1808
  • In Stock:63234
$0.311/pcsRFQ
1808J0500152KDT Image
  • Part#:1808J0500152KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V X7R 1808
  • In Stock:96297
$0.208/pcsRFQ
1812Y0100561GCT Image
  • Part#:1812Y0100561GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 10V C0G/NP0 1812
  • In Stock:58028
$0.557/pcsRFQ
1210Y0630822KER Image
  • Part#:1210Y0630822KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 1210
  • In Stock:107076
$0.22/pcsRFQ
1206Y1000682JFT Image
  • Part#:1206Y1000682JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V C0G/NP0 1206
  • In Stock:80146
$0.267/pcsRFQ
1808Y0100331JXR Image
  • Part#:1808Y0100331JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 10V X7R 1808
  • In Stock:158274
$0.12/pcsRFQ
1210J1K00181JDR Image
  • Part#:1210J1K00181JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV X7R 1210
  • In Stock:86572
$0.216/pcsRFQ
2220J1000100FFR Image
  • Part#:2220J1000100FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 2220
  • In Stock:8492
$3.757/pcsRFQ
0805J0630620JQT Image
  • Part#:0805J0630620JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 63V C0G/NP0 0805
  • In Stock:110502
$0.212/pcsRFQ
2220J0630101FCR Image
  • Part#:2220J0630101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 2220
  • In Stock:13891
$2.495/pcsRFQ
1812Y5000820KFT Image
  • Part#:1812Y5000820KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 500V C0G/NP0 1812
  • In Stock:88807
$0.408/pcsRFQ
1206J5000470FCR Image
  • Part#:1206J5000470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:88165
$0.213/pcsRFQ
0805J0251P80BFR Image
  • Part#:0805J0251P80BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 25V C0G/NP0 0805
  • In Stock:84261
$0.241/pcsRFQ
2225Y0500823KDT Image
  • Part#:2225Y0500823KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 2225
  • In Stock:28694
$1.119/pcsRFQ
1210Y6300120FAR Image
  • Part#:1210Y6300120FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 630V C0G/NP0 1210
  • In Stock:57865
$0.617/pcsRFQ
0805Y3001P90DQT Image
  • Part#:0805Y3001P90DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 300V C0G/NP0 0805
  • In Stock:146314
$0.148/pcsRFQ
1825J2500561JCR Image
  • Part#:1825J2500561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1825
  • In Stock:42659
$0.785/pcsRFQ
0805Y0500120JCT Image
  • Part#:0805Y0500120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 0805
  • In Stock:387561
$0.059/pcsRFQ
1825Y0630104KCR Image
  • Part#:1825Y0630104KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V C0G/NP0 1825
  • In Stock:20825
$1.432/pcsRFQ
0603J0630182KXT Image
  • Part#:0603J0630182KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V X7R 0603
  • In Stock:436511
$0.048/pcsRFQ
0805Y2000821KCR Image
  • Part#:0805Y2000821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 0805
  • In Stock:273541
$0.073/pcsRFQ
1210J5000680FCR Image
  • Part#:1210J5000680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 1210
  • In Stock:103454
$0.38/pcsRFQ
1206J0630431GQT Image
  • Part#:1206J0630431GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 430PF 63V C0G/NP0 1206
  • In Stock:90983
$0.423/pcsRFQ
1808J0630102JFT Image
  • Part#:1808J0630102JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1808
  • In Stock:112009
$0.199/pcsRFQ
2220Y2000124MDT Image
  • Part#:2220Y2000124MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 200V X7R 2220
  • In Stock:29954
$1.068/pcsRFQ
2220J1000271FCT Image
  • Part#:2220J1000271FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 2220
  • In Stock:11969
$2.719/pcsRFQ
2225J2K00270JCR Image
  • Part#:2225J2K00270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 2KV C0G/NP0 2225
  • In Stock:49471
$0.687/pcsRFQ
1812Y2500820JFT Image
  • Part#:1812Y2500820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1812
  • In Stock:78761
$0.484/pcsRFQ
1210J0500153JDR Image
  • Part#:1210J0500153JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V X7R 1210
  • In Stock:77085
$0.26/pcsRFQ
1206J5000471FAT Image
  • Part#:1206J5000471FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1206
  • In Stock:76552
$0.491/pcsRFQ
1206J0168P20BFR Image
  • Part#:1206J0168P20BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 16V C0G/NP0 1206
  • In Stock:53504
$0.355/pcsRFQ
2220J6300330FCT Image
  • Part#:2220J6300330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 630V C0G/NP0 2220
  • In Stock:21092
$1.752/pcsRFQ
1812J2K00151JCR Image
  • Part#:1812J2K00151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2KV C0G/NP0 1812
  • In Stock:77395
$0.245/pcsRFQ
1825Y2000220JCR Image
  • Part#:1825Y2000220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 1825
  • In Stock:33930
$0.923/pcsRFQ
1825Y0630104KXR Image
  • Part#:1825Y0630104KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V X7R 1825
  • In Stock:40007
$0.79/pcsRFQ
  • Part#:0603Y1000180KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 0603
  • In Stock:348936
$0.059/pcsRFQ
2225Y2K50471JXR Image
  • Part#:2225Y2K50471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 2.5KV X7R 2225
  • In Stock:30718
$1.039/pcsRFQ
1812Y1000154MXT Image
  • Part#:1812Y1000154MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 100V X7R 1812
  • In Stock:76034
$0.307/pcsRFQ
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